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	diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
	index 43b107d..8a5441e 100644
	--- a/src/CMakeLists.txt
	+++ b/src/CMakeLists.txt
	@@ -1,310 +1,311 @@
	function(kazv_add_qml_files)
	set(options "")
	set(oneValueArgs BASE_DIRECTORY)
	set(multiValueArgs SOURCES)
	cmake_parse_arguments(PARSE_ARGV 0 kazv_add_qml_files "${options}" "${oneValueArgs}" "${multiValueArgs}")

	set(target "${kazv_add_qml_files_UNPARSED_ARGUMENTS}")
	set(allSources)
	foreach(source ${kazv_add_qml_files_SOURCES})
	message(STATUS "Adding source: ${kazv_add_qml_files_BASE_DIRECTORY} / ${source}")
	set_source_files_properties(
	"${kazv_add_qml_files_BASE_DIRECTORY}/${source}"
	PROPERTIES
	QT_RESOURCE_ALIAS "${source}"
	)
	list(APPEND allSources "${kazv_add_qml_files_BASE_DIRECTORY}/${source}")
	endforeach()
	qt_target_qml_sources(
	"${target}"
	QML_FILES ${allSources}
	)
	endfunction()


	if(WIN32)
	set(KAZV_IS_WINDOWS 1)
	else()
	set(KAZV_IS_WINDOWS 0)
	endif()
	configure_file(kazv-version.cpp.in kazv-version.cpp)
	configure_file(kazv-platform.hpp.in kazv-platform.hpp)
	configure_file(kazv-defs.hpp.in kazv-defs.hpp)

	set(kazvqmlmodule_SRCS
	qt-job-handler.cpp
	qt-job.cpp
	${CMAKE_CURRENT_BINARY_DIR}/kazv-version.cpp
	matrix-sdk.cpp
	sso-login-process.cpp
	kazv-session-lock-guard.cpp
	matrix-room.cpp
	matrix-room-list.cpp
	matrix-room-timeline.cpp
	matrix-room-pinned-events-timeline.cpp
	matrix-room-member.cpp
	matrix-room-member-list-model.cpp
	matrix-room-state.cpp
	matrix-event-reader.cpp
	matrix-event-reader-list-model.cpp
	matrix-event-reaction-list-model.cpp
	matrix-event-reaction.cpp
	matrix-event.cpp
	matrix-event-list.cpp
	matrix-link.cpp
	meta-types.cpp
	l10n-provider.cpp
	qt-rand-adapter.cpp
	helper.cpp
	matrix-promise.cpp
	kazv-util.cpp
	matrix-sticker-pack.cpp
	matrix-sticker.cpp
	matrix-sticker-pack-list.cpp
	matrix-sticker-pack-source.cpp
	matrix-user-given-attrs-map.cpp
	matrix-verification.cpp
	matrix-verification-list.cpp
	kazv-abstract-list-model.cpp
	qt-promise-handler.cpp

	device-mgmt/matrix-device.cpp
	device-mgmt/matrix-device-list.cpp

	kazv-config.cpp
	kazv-path-config.cpp
	kazv-io-manager.cpp
	kazv-io-job.cpp
	kazv-file.cpp
	upload-job-model.cpp
	kazv-markdown.cpp

	kazv-clipboard.cpp
	db-store.cpp
	)

	ecm_qt_declare_logging_category(kazvqmlmodule_SRCS
	HEADER kazv-log.hpp
	IDENTIFIER kazvLog
	CATEGORY_NAME moe.kazv.mxc.kazv
	)

	qt_add_qml_module(kazvqmlmodule
	STATIC
	URI moe.kazv.mxc.kazv
	VERSION 0.0
	SOURCES ${kazvqmlmodule_SRCS}
	)

	target_link_libraries(kazvqmlmodule PUBLIC
	libkazv::kazvall
	Qt${QT_MAJOR_VERSION}::Core
	Qt${QT_MAJOR_VERSION}::Network
	Threads::Threads
	Qt${QT_MAJOR_VERSION}::Gui
	Qt${QT_MAJOR_VERSION}::Qml
	Qt${QT_MAJOR_VERSION}::Quick
	Qt${QT_MAJOR_VERSION}::QuickControls2
	Qt${QT_MAJOR_VERSION}::Svg
	Qt${QT_MAJOR_VERSION}::Concurrent
	Qt${QT_MAJOR_VERSION}::Widgets
	Qt${QT_MAJOR_VERSION}::Sql
	Qt${QT_MAJOR_VERSION}::HttpServer
	KF${KF_MAJOR_VERSION}::ConfigCore KF${KF_MAJOR_VERSION}::KIOCore
	KF${KF_MAJOR_VERSION}::Notifications
	KF${KF_MAJOR_VERSION}::CoreAddons
	QCoro::Core
	${CMARK_TARGET_NAME}
	)

	target_include_directories(kazvqmlmodule PUBLIC ${CMAKE_CURRENT_BINARY_DIR})
	target_include_directories(kazvqmlmodule PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/device-mgmt)

	qt_add_qml_module(kazvshortcutsqmlmodule
	STATIC
	URI moe.kazv.mxc.kazvshortcuts
	VERSION 0.0
	SOURCES
	shortcuts/shortcut-util.cpp
	)

	target_link_libraries(kazvshortcutsqmlmodule PUBLIC
	libkazv::kazvall
	Qt${QT_MAJOR_VERSION}::Core
	Qt${QT_MAJOR_VERSION}::Gui
	Qt${QT_MAJOR_VERSION}::Qml
	)

	target_include_directories(kazvshortcutsqmlmodule
	PUBLIC
	${CMAKE_CURRENT_SOURCE_DIR}/shortcuts
	)

	add_library(kazvprivlib INTERFACE)
	target_link_libraries(kazvprivlib
	INTERFACE
	kazvqmlmodule
	kazvqmlmoduleplugin
	kazvshortcutsqmlmodule
	kazvshortcutsqmlmoduleplugin
	)

	qt_add_qml_module(kazvqmlqmlmodule
	STATIC
	URI moe.kazv.mxc.kazvqml
	VERSION 0.0
	)
	kazv_add_qml_files(kazvqmlqmlmodule
	BASE_DIRECTORY contents/ui
	SOURCES
	Main.qml
	About.qml
	PageManager.qml
	LoginPage.qml
	LoginFlows.qml
	MainPage.qml
	TabView.qml
	Tab.qml
	ClosableScrollablePage.qml
	ClosableScrollableOverlay.qml
	SelfDestroyableOverlaySheet.qml
	RoomListView.qml
	RoomListViewItemDelegate.qml
	RoomPage.qml
	RoomPinnedEventsPage.qml
	RoomTimelineView.qml
	SendMessageBox.qml
	EventView.qml
	EventViewWrapper.qml
	EventViewCompact.qml
	EventSourceView.qml
	EventHistoryView.qml
	EventReactions.qml
	Bubble.qml
	MediaFileMenu.qml
	KazvIOMenu.qml
	ConfirmUploadPopup.qml
	StickerPicker.qml
	AddStickerPopup.qml
	StickerPackNameProvider.qml
	ConfirmationOverlay.qml
	+ AcceptRejectNoopOverlay.qml
	VerificationsPage.qml
	SasCodes.qml
	event-types/Simple.qml
	event-types/Text.qml
	event-types/Emote.qml
	event-types/Notice.qml
	event-types/State.qml
	event-types/TextTemplate.qml
	event-types/Image.qml
	event-types/File.qml
	event-types/Video.qml
	event-types/Audio.qml
	event-types/MediaBubble.qml
	event-types/Redacted.qml
	event-types/Reaction.qml
	event-types/Fallback.qml
	TypingIndicator.qml
	EventReadIndicator.qml
	SelectableText.qml
	ReactToEventPopup.qml
	FileHandler.qml

	ActionSettingsPage.qml
	CreateRoomPage.qml
	JoinRoomPage.qml
	RoomMemberListView.qml
	RoomMemberListViewItemDelegate.qml
	UserNameProvider.qml
	RoomNameProvider.qml
	Completion.qml

	AsyncHandler.qml
	UploadFileHelper.qml
	SettingsPage.qml
	settings/ProfileSettings.qml
	settings/CacheSettings.qml
	settings/SecuritySettings.qml

	room-settings/RoomSettingsPage.qml
	room-settings/RoomTagHandler.qml
	room-settings/RoomMemberListPage.qml
	room-settings/RoomInvitePage.qml
	room-settings/RoomStickerPacksPage.qml
	room-settings/RoomStickerPackItemDelegate.qml
	room-settings/RoomStatePage.qml

	device-mgmt/Device.qml
	device-mgmt/DeviceList.qml

	UserPage.qml

	shortcuts/ActionCollection.qml
	shortcuts/ActionItem.qml
	shortcuts/ActionSettings.qml
	shortcuts/ShortcutInput.qml

	MessageNotification.qml
	Notifier.qml
	NotificationAction.qml
	AvatarAdapter.qml
	ImageAdapter.qml
	FileDialogAdapter.qml
	FolderDialogAdapter.qml
	ScrollablePageAdapter.qml

	emoji/Activities.qml
	emoji/Flags.qml
	emoji/Objects.qml
	emoji/SmileysAndEmotion.qml
	emoji/TravelAndPlaces.qml
	emoji/AnimalsAndNature.qml
	emoji/FoodAndDrink.qml
	emoji/PeopleAndBody.qml
	emoji/Symbols.qml

	)
	kazv_add_qml_files(kazvqmlqmlmodule
	BASE_DIRECTORY js
	SOURCES
	l10n.js
	global-this.js
	matrix-helpers.js
	sas-emoji-defs.js
	)

	kazv_add_qml_files(kazvqmlqmlmodule
	BASE_DIRECTORY js/transformed-libs
	SOURCES
	fluent-bundle.js
	fluent-sequence.js
	fluent-langneg.js
	bundled-deps.js
	)

	target_link_libraries(kazvqmlqmlmodule PUBLIC kazvprivlib)

	set(kazv_SRCS
	main.cpp
	l10n/translations.qrc
	)

	add_executable(kazv ${kazv_SRCS})

	target_link_libraries(kazv
	PRIVATE
	kazvqmlqmlmodule
	kazvqmlqmlmoduleplugin
	kazvprivlib
	)
	if(kazv_LINK_BREEZE_ICONS)
	target_link_libraries(kazv PRIVATE KF${KF_MAJOR_VERSION}::BreezeIcons)
	endif()

	set(kazv_INSTALL_ARGS ${KF_INSTALL_TARGETS_DEFAULT_ARGS})
	if(NOT kazv_INSTALL_ARGS)
	set(kazv_INSTALL_ARGS ${KF${KF_MAJOR_VERSION}_INSTALL_TARGETS_DEFAULT_ARGS})
	endif()
	install(TARGETS kazv ${kazv_INSTALL_ARGS})

	add_subdirectory(tests)
	diff --git a/src/contents/ui/AcceptRejectNoopOverlay.qml b/src/contents/ui/AcceptRejectNoopOverlay.qml
	new file mode 100644
	index 0000000..ac55d22
	--- /dev/null
	+++ b/src/contents/ui/AcceptRejectNoopOverlay.qml
	@@ -0,0 +1,67 @@
	+/*
	+ * This file is part of kazv.
	+ * SPDX-FileCopyrightText: 2026 nannanko <nannanko@kazv.moe>
	+ * SPDX-License-Identifier: AGPL-3.0-or-later
	+ */
	+
	+import QtQuick
	+import QtQuick.Layouts
	+import QtQuick.Controls
	+
	+import '.' as Kazv
	+
	+Kazv.SelfDestroyableOverlaySheet {
	+ id: confirmationOverlay
	+ property var message
	+ property var confirmButtonText
	+ property var onConfirmButtonClicked: () => {}
	+ property var rejectButtonText
	+ property var onRejectButtonClicked: () => {}
	+ property var noopButtonText
	+ property var onNoopButtonClicked: () => {}
	+
	+ ColumnLayout {
	+ Label {
	+ Layout.fillWidth: true
	+ text: confirmationOverlay.message
	+ wrapMode: Text.Wrap
	+ }
	+
	+ ColumnLayout {
	+ id: itemsLayout
	+ }
	+
	+ RowLayout {
	+ Layout.fillWidth: true
	+ Layout.alignment: Qt.AlignHCenter
	+
	+ Button {
	+ objectName: 'confirmButton'
	+ text: confirmationOverlay.confirmButtonText
	+ onClicked: {
	+ confirmationOverlay.onConfirmButtonClicked();
	+ confirmationOverlay.close();
	+ }
	+ }
	+
	+
	+ Button {
	+ objectName: 'rejectButton'
	+ text: confirmationOverlay.rejectButtonText
	+ onClicked: {
	+ confirmationOverlay.onRejectButtonClicked();
	+ confirmationOverlay.close();
	+ }
	+ }
	+
	+ Button {
	+ objectName: 'noopButton'
	+ text: confirmationOverlay.noopButtonText
	+ onClicked: {
	+ confirmationOverlay.onNoopButtonClicked();
	+ confirmationOverlay.close();
	+ }
	+ }
	+ }
	+ }
	+}
	diff --git a/src/contents/ui/Bubble.qml b/src/contents/ui/Bubble.qml
	index fe77df3..1e41dca 100644
	--- a/src/contents/ui/Bubble.qml
	+++ b/src/contents/ui/Bubble.qml
	@@ -1,270 +1,269 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	import QtQuick 2.15
	import QtQuick.Layouts 1.15
	import QtQuick.Controls 2.15
	import QtQuick.Window 2.15

	import org.kde.kirigami 2.13 as Kirigami

	import '.' as Kazv
	import 'matrix-helpers.js' as Helpers

	ItemDelegate {
	id: upper
	objectName: 'bubble'
	default property var children
	property var currentEvent: event
	property var menuContent: []
	property var shouldDisplayTime: displayTime \|\| (!compactMode && !event.isLocalEcho)
	property var eventPinned: event.eventId && pinnedEvents.eventIds.hasOwnProperty(event.eventId)
	readonly property var eventReactions: event.reactions()

	topPadding: 0
	bottomPadding: 0
	readonly property var bubbleSpacing: leftPadding + rightPadding
	readonly property double replyMaxHeight: Kirigami.Units.gridUnit * 7
	Layout.fillWidth: true

	property var backgroundItem: Rectangle {
	anchors.fill: parent
	color: (hovered \|\| isSelected) ? Kirigami.Theme.activeBackgroundColor : Kirigami.Theme.backgroundColor
	}
	background: compactMode ? null : backgroundItem

	property var eventSourcePopupComp: Component {
	Kazv.SelfDestroyableOverlaySheet {
	shouldSelfDestroy: true
	title: l10n.get('event-source-popup-title')

	Kazv.EventSourceView {
	Layout.preferredWidth: Math.min(Kirigami.Units.gridUnit * 40, Window.width)
	event: upper.currentEvent
	}
	}
	}

	property var reactionPopupComp: Component {
	Kazv.ReactToEventPopup {
	shouldSelfDestroy: true
	onAccepted: eventView.reactWith(text)
	}
	}

	function getIsEditable(event) {
	return event.sender === matrixSdk.userId
	&& event.type === 'm.room.message'
	&& event.content.msgtype === 'm.text';
	}

	property var menuComp: Component {
	Menu {
	objectName: 'bubbleContextMenu'
	property list<QtObject> staticItems: [
	Kirigami.Action {
	objectName: 'replyToMenuItem'
	text: l10n.get('event-reply-action')
	onTriggered: setDraftRelation('m.in_reply_to', currentEvent.eventId)
	enabled: event && !event.redacted
	},
	Kirigami.Action {
	objectName: 'editMenuItem'
	text: l10n.get('event-edit-action')
	onTriggered: {
	- setDraftRelation('m.replace', currentEvent.eventId);
	- replaceDraftRequested(Helpers.getEventBodyForEditing(event));
	+ setDraftRelation('m.replace', currentEvent.eventId, Helpers.getEventBodyForEditing(event));
	}
	enabled: event && !event.redacted && !event.isLocalEcho && getIsEditable(event)
	},
	Kirigami.Action {
	objectName: 'deleteMenuItem'
	text: l10n.get('event-delete')
	onTriggered: deleteEventRequested(event.isLocalEcho ? event.txnId : event.eventId, event.isLocalEcho)
	enabled: event && !event.redacted
	},
	Kirigami.Action {
	objectName: 'reactMenuItem'
	text: l10n.get('event-react-action')
	onTriggered: reactionPopupComp.createObject(applicationWindow().overlay).open()
	enabled: event && !event.redacted
	},
	Kirigami.Action {
	objectName: 'pinUnpinMenuItem'
	enabled: !event.isLocalEcho
	text: eventPinned ? l10n.get('event-unpin-action') : l10n.get('event-pin-action')
	onTriggered: eventPinned ? unpinEventRequested(event.eventId) : pinEventRequested(event.eventId)
	},
	MenuSeparator {},
	Kirigami.Action {
	text: l10n.get('event-view-source')
	onTriggered: eventSourcePopupComp.createObject(applicationWindow().overlay).open()
	},
	Kirigami.Action {
	objectName: 'viewHistoryMenuItem'
	text: l10n.get('event-view-history')
	enabled: event && !!event.isEdited
	onTriggered: viewEventHistoryRequested(event.eventId)
	}
	]

	contentData: Array.from(staticItems).concat(upper.menuContent)
	onClosed: destroy()
	}
	}

	function shouldPopupMenu() {
	return !compactMode
	}

	function maybePopupMenu() {
	if (shouldPopupMenu()) {
	menuComp.createObject(parent).popup(parent)
	}
	}

	contentItem: RowLayout {
	id: bubbleRootLayout
	property var replyToOrAnnotatedEventId: currentEvent.replyingToEventId \|\| (currentEvent.relationType === 'm.annotation' ? currentEvent.relatedEventId : '')

	ColumnLayout {
	Layout.fillWidth: true

	MouseArea {
	visible: bubbleRootLayout.replyToOrAnnotatedEventId && !compactMode
	Layout.fillWidth: true
	Layout.margins: 0
	Layout.preferredHeight: inReplyToLayout.implicitHeight
	Layout.maximumHeight: upper.replyMaxHeight
	clip: true

	onClicked: eventListView.goToEvent(bubbleRootLayout.replyToOrAnnotatedEventId)

	RowLayout {
	id: inReplyToLayout
	anchors {
	top: parent.top
	left: parent.left
	right: parent.right
	}
	Rectangle {
	Layout.fillHeight: true
	Layout.preferredWidth: Kirigami.Units.smallSpacing
	color: Kirigami.Theme.activeTextColor
	clip: true
	}

	Loader {
	id: inReplyToLoader
	clip: true
	source: Qt.resolvedUrl('EventViewCompact.qml')
	active: bubbleRootLayout.replyToOrAnnotatedEventId && !compactMode
	asynchronous: true
	Layout.fillWidth: true

	property var event: room.messageById(bubbleRootLayout.replyToOrAnnotatedEventId)
	property var props: ({
	event,
	sender: room.member(event.sender \|\| matrixSdk.userId),
	stateKeyUser: event.stateKey ? room.member(event.stateKey) : {},
	isGapped: timeline.gaps.hasOwnProperty(event.eventId),
	})
	}
	}
	}

	ColumnLayout {
	id: children
	data: upper.children
	}

	Kazv.EventReactions {
	objectName: 'eventReactions'
	visible: !compactMode
	Layout.fillWidth: true
	reactions: upper.eventReactions
	}
	}

	property var popupAction: Kirigami.Action {
	id: popupAction
	text: l10n.get('event-popup-action')
	icon.name: 'view-more-horizontal-symbolic'
	onTriggered: maybePopupMenu()
	}

	RowLayout {
	Layout.alignment: Qt.AlignBottom
	Kirigami.Icon {
	source: 'emblem-encrypted-locked'
	visible: !compactMode && event && event.encrypted
	Layout.preferredHeight: inlineBadgeSize
	Layout.preferredWidth: inlineBadgeSize
	Accessible.role: Accessible.StaticText
	Accessible.name: l10n.get('event-encrypted')
	ToolTip.text: l10n.get('event-encrypted')
	ToolTip.delay: Kirigami.Units.toolTipDelay
	ToolTip.timeout: Helpers.toolTipTimeout
	ToolTip.visible: hoverHandlerEncIcon.hovered

	HoverHandler { id: hoverHandlerEncIcon }
	}

	ToolButton {
	objectName: 'localEchoIndicator'
	visible: !!event.isLocalEcho
	hoverEnabled: true
	enabled: event.isFailed
	icon.name: event.isSending ? 'state-sync' : 'state-warning'
	Layout.preferredHeight: Kirigami.Units.iconSizes.medium
	Layout.preferredWidth: Kirigami.Units.iconSizes.medium
	Accessible.role: event.isSending ? Accessible.StaticText : Accessible.Button
	Accessible.name: event.isSending ? l10n.get('event-sending') : l10n.get('event-resend')
	ToolTip.text: event.isSending ? l10n.get('event-sending') : l10n.get('event-send-failed')
	ToolTip.delay: Kirigami.Units.toolTipDelay
	ToolTip.timeout: Helpers.toolTipTimeout
	ToolTip.visible: hovered

	onClicked: {
	room.resendMessage(event.txnId);
	}
	}

	Label {
	objectName: 'timeIndicator'
	visible: shouldDisplayTime
	text: event.formattedTime
	ToolTip.text: event.formattedDateTime
	ToolTip.delay: Kirigami.Units.toolTipDelay
	ToolTip.timeout: Helpers.toolTipTimeout
	ToolTip.visible: hoverHandlerTime.hovered
	HoverHandler { id: hoverHandlerTime }
	font: Kirigami.Theme.smallFont
	}

	Label {
	objectName: 'editedIndicator'
	visible: !compactMode && event.isEdited
	text: l10n.get('event-edited-indicator')
	font: Kirigami.Theme.smallFont
	}

	Kazv.EventReadIndicator {
	objectName: 'eventReadIndicator'
	shouldShow: !compactMode && !event.isLocalEcho
	model: event.readers()
	}

	ToolButton {
	id: moreButton
	objectName: 'moreButton'
	visible: !compactMode
	action: popupAction
	display: AbstractButton.IconOnly
	}
	}
	}
	}
	diff --git a/src/contents/ui/RoomPage.qml b/src/contents/ui/RoomPage.qml
	index a1697e7..8c25264 100644
	--- a/src/contents/ui/RoomPage.qml
	+++ b/src/contents/ui/RoomPage.qml
	@@ -1,296 +1,295 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	import QtQuick 2.2
	import QtQuick.Layouts 1.15
	import QtQuick.Controls 2.15
	import QtQuick.Window 2.15

	import org.kde.kirigami 2.13 as Kirigami
	import moe.kazv.mxc.kazv 0.0 as MK

	import '.' as Kazv
	import 'matrix-helpers.js' as Helpers

	Kazv.ScrollablePageAdapter {
	id: roomPage
	property string roomId: ''
	property var room: sdkVars.roomList.room(roomId)
	property var roomNameProvider: Kazv.RoomNameProvider {
	room: roomPage.room
	}
	property var roomTimeline: room.timeline()
	property var pinnedEvents: room.pinnedEventsTimeline()
	property var lastReceiptableEventId: getLastReceiptableEventId(roomTimeline, roomTimeline.count)
	property var paginationRequests: ({})
	property var refreshRoomStateRequest: null

	signal mentionUserRequested(string userId)
	signal replaceDraftRequested(string newDraft)
	signal paginateBackRequested(string eventId)
	signal backfillRequested(string eventId)
	signal viewEventHistoryRequested(string eventId)

	title: roomNameProvider.name
	padding: 0

	property var isInvite: room.membership === MK.MatrixRoom.Invite
	property var isJoin: room.membership === MK.MatrixRoom.Join

	property var eventHistoryPopupComp: Component {
	Kazv.SelfDestroyableOverlaySheet {
	id: historyPopup
	property var eventId
	property var event: room.messageById(eventId)
	shouldSelfDestroy: true
	title: l10n.get('event-history-popup-title')

	Kazv.EventHistoryView {
	Layout.preferredWidth: Math.min(Kirigami.Units.gridUnit * 40, Window.width)
	history: historyPopup.event.history()
	}
	}
	}

	contextualActions: [
	Kirigami.Action {
	id: acceptInviteAction
	icon.name: 'checkmark'
	text: l10n.get('room-invite-accept-action')
	visible: isInvite
	onTriggered: joinRoomHandler.call()
	},
	Kirigami.Action {
	id: rejectInviteAction
	icon.name: 'im-ban-kick-user'
	text: l10n.get('room-invite-reject-action')
	visible: isInvite
	onTriggered: leaveRoomHandler.call()
	},
	Kirigami.Action {
	id: pinnedEventsAction
	objectName: 'pinnedEventsAction'
	icon.name: 'pin'
	visible: roomPage.pinnedEvents.count
	enabled: roomPage.pinnedEvents.count
	text: l10n.get('room-pinned-events-action', { count: roomPage.pinnedEvents.count })
	onTriggered: activateRoomPinnedEventsPage(room)
	},
	Kirigami.Action {
	id: scrollToLatestAction
	objectName: 'scrollToLatestAction'
	icon.name: "go-down"
	enabled: !roomTimelineView.atYEnd
	text: l10n.get("room-timeline-scroll-to-latest-action")
	onTriggered: {
	roomTimelineView.positionViewAtBeginning();
	}
	},
	Kirigami.Action {
	id: roomSettingsAction
	icon.name: 'settings-configure'
	text: l10n.get('room-settings-action')
	onTriggered: activateRoomSettingsPage(room)
	}
	]

	property var inviteOverlay: Kirigami.OverlaySheet {
	id: inviteOverlay
	title: l10n.get('room-invite-popup-title')
	parent: roomPage.overlay

	property var self: room.member(matrixSdk.userId)
	property var inviteEvent: self.toEvent()
	property var inviter: room.member(inviteEvent.sender)
	property var inviterName: Helpers.userNameWithId(inviter, l10n)

	ColumnLayout {
	Label {
	text: {
	inviteOverlay.inviterName
	? l10n.get('room-invite-popup-text-with-inviter', { inviterName: inviteOverlay.inviterName })
	: l10n.get('room-invite-popup-text')
	}
	}

	RowLayout {
	Layout.fillWidth: true
	Layout.alignment: Qt.AlignHCenter
	Button {
	action: acceptInviteAction
	}

	Button {
	action: rejectInviteAction
	}
	}
	}
	}

	Component.onCompleted: {
	if (isInvite) {
	inviteOverlay.open();
	}
	}

	RoomTimelineView {
	id: roomTimelineView
	objectName: 'roomTimelineView'
	timeline: roomPage.roomTimeline
	}

	onRoomChanged: {
	kazvIOManager.deleteModelIfEmpty(roomId)
	uploadList.model = kazvIOManager.getUploadJobs(roomId)
	}

	footer: Item {
	height: childrenRect.height
	width: parent.width

	ListView {
	id: uploadList
	width: parent.width
	height: contentHeight
	model: kazvIOManager.getUploadJobs(roomId)
	delegate: Kazv.KazvIOMenu {
	width: parent.width
	jobId: roomId
	isUpload: true
	}
	}

	Kazv.TypingIndicator {
	id: typingIndicator
	typingUsers: roomPage.room.typingUsers()
	width: parent.width
	anchors.top: uploadList.bottom
	}

	Kazv.SendMessageBox {
	id: sendMessageBox
	objectName: 'sendMessageBox'
	width: parent.width
	room: roomPage.room
	anchors.top: typingIndicator.bottom
	enabled: isJoin
	}
	}

	- function setDraftRelation(relType, eventId) {
	- sendMessageBox.draftRelType = relType;
	- sendMessageBox.draftRelatedTo = eventId;
	+ function setDraftRelation(relType, eventId, newDraft) {
	+ sendMessageBox.setDraftRelation(relType, eventId, newDraft);
	}

	property var joinRoomHandler: Kazv.AsyncHandler {
	trigger: () => matrixSdk.joinRoom(roomId, [])
	onResolved: {
	if (success) {
	showPassiveNotification(l10n.get('join-room-page-success-prompt', { room: roomId }));
	inviteOverlay.close();
	} else {
	showPassiveNotification(l10n.get('join-room-page-failed-prompt', { room: roomId, errorCode: data.errorCode, errorMsg: data.error }));
	}
	}
	}

	property var leaveRoomHandler: Kazv.AsyncHandler {
	trigger: () => room.leaveRoom()
	onResolved: {
	if (success) {
	showPassiveNotification(l10n.get('leave-room-success-prompt', { room: roomId }));
	inviteOverlay.close();
	} else {
	showPassiveNotification(l10n.get('leave-room-failed-prompt', { room: roomId, errorCode: data.errorCode, errorMsg: data.error }));
	}
	}
	}

	onMentionUserRequested: (userId) => {
	sendMessageBox.mentionUser(userId);
	sendMessageBox.focusInput();
	}

	onReplaceDraftRequested: (newDraft) => {
	sendMessageBox.replaceDraft(newDraft);
	}

	function getLastReceiptableEventId(timeline, timelineCount) {
	for (let i = 0; i < timelineCount; ++i) {
	const event = timeline.at(i);
	if (!event.isLocalEcho && event.sender !== matrixSdk.userId) {
	return event.eventId;
	}
	}
	}

	onLastReceiptableEventIdChanged: maybePostReadReceipt()

	Window.onActiveChanged: maybePostReadReceipt()

	onVisibleChanged: maybePostReadReceipt()

	function maybePostReadReceipt() {
	if (!Window.active \|\| !roomPage.visible) {
	return;
	}

	const eventId = roomPage.lastReceiptableEventId;
	if (!eventId) {
	return;
	}

	const event = roomPage.room.messageById(eventId);
	const readByMe = Helpers.isEventReadBy(event, matrixSdk.userId);
	if (!readByMe) {
	roomPage.room.postReadReceipt(eventId);
	}
	}

	onPaginateBackRequested: (eventId) => {
	if (!paginationRequests[eventId]) {
	console.debug('paginating back from', eventId);
	paginationRequests[eventId] = room.paginateBackFrom(eventId);
	paginationRequests[eventId].resolved.connect(() => {
	console.debug('finished paginating back from', eventId);
	delete paginationRequests[eventId];
	});
	} else {
	console.debug('pagination request of', eventId, 'is already under way');
	}
	}

	onBackfillRequested: (eventId) => {
	if (!paginationRequests[eventId]) {
	paginationRequests[eventId] = matrixSdk.backfillRoomFromEvent(roomId, eventId);
	paginationRequests[eventId].resolved.connect((isSuccess, data) => {
	console.debug(
	'finished backfill from', eventId,
	'success=', isSuccess, JSON.stringify(data));
	delete paginationRequests[eventId];
	});
	}
	}

	onViewEventHistoryRequested: (eventId) => {
	eventHistoryPopupComp.createObject(applicationWindow().overlay, { eventId }).open();
	}

	Timer {
	id: goToEventTimer
	property var eventId
	onTriggered: {
	console.log('goto event');
	roomTimelineView.goToEvent(eventId);
	}
	}

	function delayGoToEvent(eventId, time) {
	goToEventTimer.interval = time;
	goToEventTimer.eventId = eventId
	goToEventTimer.start();
	}
	}
	diff --git a/src/contents/ui/SendMessageBox.qml b/src/contents/ui/SendMessageBox.qml
	index 4a79248..b090882 100644
	--- a/src/contents/ui/SendMessageBox.qml
	+++ b/src/contents/ui/SendMessageBox.qml
	@@ -1,395 +1,495 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	import QtQuick 2.15
	import QtQuick.Layouts 1.15
	import QtQuick.Controls 2.15
	import QtQuick.Window 2.15

	import org.kde.kirigami 2.13 as Kirigami
	import moe.kazv.mxc.kazv 0.0 as MK

	import '.' as Kazv

	ColumnLayout {
	id: sendMessageBox
	+ objectName: 'sendMessageBox'
	property var room
	- property var draftRelType: ''
	- property var draftRelatedTo: ''
	+ property var draftRelType: room.draftRelType
	+ property var draftRelatedTo: room.draftRelTo
	property var timeline: room.timeline()
	property var members: room.members()
	+ property var changeDraftRelTypes: ['m.replace']
	+
	+ property var confirmSaveDraftOverlay: Kazv.AcceptRejectNoopOverlay {
	+ id: confirmSaveDraftOverlay
	+ objectName: 'confirmSaveDraftOverlay'
	+ parent: Overlay.overlay
	+ title: l10n.get('save-draft-confirmation-title')
	+ message: l10n.get('save-draft-confirmation')
	+ confirmButtonText: l10n.get('save-draft-confirm-action')
	+ onConfirmButtonClicked: function() {
	+ pushLocalDraft.call();
	+ }
	+ rejectButtonText: l10n.get('save-draft-discard-action')
	+ onRejectButtonClicked: function() {
	+ confirmSaveDraftOverlay.setLocalDraft.call();
	+ }
	+ noopButtonText: l10n.get('save-draft-cancel-action')
	+
	+ property var relType
	+ property var relTo
	+ property var newDraft
	+
	+ property var pushLocalDraft: Kazv.AsyncHandler {
	+ trigger: () => room.pushLocalDraft(
	+ confirmSaveDraftOverlay.newDraft,
	+ confirmSaveDraftOverlay.relType,
	+ confirmSaveDraftOverlay.relTo)
	+ onResolved: (success) => {
	+ if (success) {
	+ textArea.changeText(confirmSaveDraftOverlay.newDraft);
	+ }
	+ }
	+ }
	+ property var setLocalDraft: Kazv.AsyncHandler {
	+ trigger: () => room.setLocalDraft(
	+ confirmSaveDraftOverlay.newDraft,
	+ confirmSaveDraftOverlay.relType,
	+ confirmSaveDraftOverlay.relTo)
	+ onResolved: (success) => {
	+ if (success) {
	+ textArea.changeText(confirmSaveDraftOverlay.newDraft);
	+ }
	+ }
	+ }
	+ }
	+
	+ property var confirmDiscardDraftOverlay: Kazv.AcceptRejectNoopOverlay {
	+ id: confirmDiscardDraftOverlay
	+ objectName: 'confirmDiscardDraftOverlay'
	+ parent: Overlay.overlay
	+ title: l10n.get('discard-draft-confirmation-title')
	+ message: l10n.get('discard-draft-confirmation')
	+ confirmButtonText: l10n.get('discard-draft-confirm-action')
	+ onConfirmButtonClicked: function() {
	+ sendMessageBox.popLocalDraft.prevDraft = sendMessageBox.room.prevDraft;
	+ sendMessageBox.popLocalDraft.call();
	+ }
	+ rejectButtonText: l10n.get('discard-draft-keep-action')
	+ onRejectButtonClicked: function() {
	+ sendMessageBox.room.setLocalDraftRel("", "");
	+ }
	+ noopButtonText: l10n.get('discard-draft-cancel-action')
	+ }
	+
	+ property var popLocalDraft: Kazv.AsyncHandler {
	+ trigger: () => sendMessageBox.room.popLocalDraft()
	+
	+ property var prevDraft
	+
	+ onResolved: (success) => {
	+ if (success) {
	+ textArea.changeText(prevDraft);
	+ }
	+ prevDraft = "";
	+ }
	+ }

	function getRelationPrompt(draftRelType) {
	if (draftRelType === 'm.in_reply_to') {
	return l10n.get('send-message-box-reply-to');
	} else if (draftRelType === 'm.replace') {
	return l10n.get('send-message-box-edit');
	}
	}

	function getCancelRelationPrompt(draftRelType) {
	if (draftRelType === 'm.in_reply_to') {
	return l10n.get('send-message-box-remove-reply-to-action');
	} else if (draftRelType === 'm.replace') {
	return l10n.get('send-message-box-remove-replace-action');
	}
	}

	function replaceDraft(newDraft) {
	textArea.changeText(newDraft, /* inhibitTyping = */ true);
	}

	+ function setDraftRelation(relType, eventId, newDraft) {
	+ if (!changeDraftRelTypes.includes(relType)) {
	+ room.setLocalDraftRel(relType, eventId);
	+ return;
	+ }
	+ if (textArea.text === '') {
	+ room.setLocalDraft(newDraft, relType, eventId);
	+ textArea.changeText(newDraft);
	+ return;
	+ }
	+
	+ confirmSaveDraftOverlay.relType = relType;
	+ confirmSaveDraftOverlay.relTo = eventId;
	+ confirmSaveDraftOverlay.newDraft = newDraft;
	+ confirmSaveDraftOverlay.open();
	+ }
	+
	+ function resetDraftRelation() {
	+ popLocalDraft.prevDraft = room.prevDraft;
	+ popLocalDraft.call();
	+ }
	+
	onRoomChanged: {
	textArea.changeText(room.localDraft, true);
	}

	Popup {
	id: completionPopup
	objectName: 'completionPopup'
	x: 1
	y: -height
	width: parent.width - 1
	contentItem: Kazv.Completion {
	id: completion
	members: sendMessageBox.members

	onMentionUserRequested: (userId) => {
	textArea.removePartialMention();
	sendMessageBox.mentionUser(userId);
	}
	}
	}

	Control {
	visible: !!sendMessageBox.draftRelatedTo
	Layout.fillWidth: true

	background: Rectangle {
	color: Kirigami.Theme.alternateBackgroundColor
	}

	contentItem: RowLayout {
	spacing: 0

	ColumnLayout {
	Layout.fillWidth: true

	Label {
	id: replyLabel
	Layout.leftMargin: Kirigami.Units.largeSpacing
	Layout.topMargin: Kirigami.Units.largeSpacing
	Layout.fillWidth: true
	text: getRelationPrompt(sendMessageBox.draftRelType)
	}

	Item {
	id: replyItem
	Layout.minimumHeight: Math.min(replyToEventView.implicitHeight, Kirigami.Units.gridUnit * 5)
	Layout.maximumHeight: Kirigami.Units.gridUnit * 5
	Layout.fillWidth: true
	clip: true
	Kazv.EventViewWrapper {
	id: replyToEventView
	anchors {
	top: parent.top
	left: parent.left
	right: parent.right
	}
	event: room.messageById(sendMessageBox.draftRelatedTo)
	compactMode: true
	}
	}
	}
	ToolButton {
	+ objectName: 'removeRelatedToButton'
	Layout.alignment: Qt.AlignTop
	action: removeRelatedToAction
	display: AbstractButton.IconOnly
	}
	}
	}

	RowLayout {
	ScrollView {
	Layout.fillWidth: true
	ScrollBar.vertical.policy: ScrollBar.AsNeeded
	Layout.preferredHeight: textArea.implicitHeight
	Layout.maximumHeight: Kirigami.Units.gridUnit * 8

	TextArea {
	id: textArea
	objectName: 'draftMessage'
	property var shortcutList: ["Ctrl+Return", "Ctrl+Enter"]
	property var inhibitTyping: false
	placeholderText: l10n.get('send-message-box-input-placeholder')
	property string filter: getFilter()
	Layout.fillWidth: true
	wrapMode: TextEdit.Wrap
	persistentSelection: true
	onTextChanged: {
	- room.setLocalDraft(text);
	+ room.setLocalDraftText(text);
	if (!inhibitTyping) {
	room.setTyping(true);
	}
	inhibitTyping = false;
	}

	function changeText(newText, inhibitTyping) {
	textArea.inhibitTyping = inhibitTyping;
	textArea.text = newText;
	}

	onVisibleChanged: {
	if (!visible) {
	room.updateLocalDraftNow();
	}
	}

	function getFilter() {
	const atPos = text.lastIndexOf('@', cursorPosition);
	if (atPos < 0) {
	return '';
	}

	const textInBetween = text.slice(atPos, cursorPosition);
	const hasSpaces = /\s/.test(textInBetween);
	return hasSpaces ? '' : textInBetween;
	}

	function removePartialMention() {
	const atPos = text.lastIndexOf('@', cursorPosition);
	text = text.slice(0, atPos) + text.slice(cursorPosition);
	cursorPosition = atPos;
	}

	onFilterChanged: {
	sendMessageBox.members.filter = filter.slice(1);
	if (filter && sendMessageBox.members.count > 0) {
	completionPopup.open();
	} else {
	completionPopup.close();
	}
	}

	// Shortcut keys for sending messages (TODO: Shortcut keys customized by the user)
	Shortcut {
	sequences: textArea.shortcutList
	onActivated: {
	sendAction.trigger()
	}
	}

	DropArea {
	anchors.fill: parent
	onDropped: (drag) => {
	if (drag.hasUrls) {
	confirmUploadPopup.call(drag.urls);
	}
	}
	}

	function handlePaste() {
	if (MK.KazvClipboard.hasUrls) {
	confirmUploadPopup.call(MK.KazvClipboard.urls());
	} else if (MK.KazvClipboard.hasImage) {
	confirmUploadPopup.call([ MK.KazvClipboard.saveClipboardImage() ]);
	} else {
	textArea.paste();
	}
	}
	Keys.onPressed: (event) => {
	if (event.matches(StandardKey.Paste)) {
	textArea.handlePaste();
	event.accepted = true;
	}
	}

	MouseArea {
	anchors.fill: parent
	acceptedButtons: Qt.RightButton
	preventStealing: true
	cursorShape: Qt.IBeamCursor
	onClicked: (mouse) => {
	if (mouse.button === Qt.RightButton)
	textAreaMenu.popup();
	}

	Menu {
	id: textAreaMenu
	MenuItem {
	text: l10n.get("action-undo")
	icon.name: "edit-undo"
	onTriggered: textArea.undo()
	enabled: textArea.canUndo
	}
	MenuItem {
	text: l10n.get("action-redo")
	icon.name: "edit-redo"
	onTriggered: textArea.redo()
	enabled: textArea.canRedo
	}
	MenuSeparator {}
	MenuItem {
	text: l10n.get("action-cut")
	icon.name: "edit-cut"
	onTriggered: textArea.cut()
	enabled: !!textArea.selectedText
	}
	MenuItem {
	text: l10n.get("action-copy")
	icon.name: "edit-copy"
	onTriggered: textArea.copy()
	enabled: !!textArea.selectedText
	}
	MenuItem {
	text: l10n.get("action-paste")
	icon.name: "edit-paste"
	onTriggered: textArea.handlePaste()
	enabled: textArea.canPaste \|\| MK.KazvClipboard.hasImage \|\| MK.KazvClipboard.hasUrls
	}
	MenuItem {
	text: l10n.get("action-delete")
	icon.name: "edit-delete"
	onTriggered: textArea.remove(textArea.selectionStart, textArea.selectionEnd)
	enabled: !!textArea.selectedText
	}
	MenuItem {
	text: l10n.get("action-select-all")
	icon.name: "edit-select-all"
	onTriggered: textArea.selectAll()
	}
	}
	}
	}
	}

	ToolButton {
	action: sendMediaFileAction
	objectName: 'sendMediaFileButton'
	display: AbstractButton.IconOnly
	}

	ToolButton {
	action: stickersAction
	display: AbstractButton.IconOnly
	}

	ToolButton {
	objectName: 'sendButton'
	action: sendAction
	display: AbstractButton.IconOnly
	}
	}

	function mentionUser(userId) {
	const prefix = textArea.text.slice(0, textArea.cursorPosition);
	const suffix = textArea.text.slice(textArea.cursorPosition);
	let insertion = userId;
	// If we are not at the beginning and the prev char is not a space,
	// insert a space there.
	if (prefix && prefix.slice(prefix.length - 1).trim() !== '') {
	insertion = ' ' + insertion;
	}
	let postPadding = 0;
	// If we are at the end or the next char is not a space,
	// insert a space there.
	if (!suffix \|\| suffix.slice(0, 1).trim() !== '') {
	insertion = insertion + ' ';
	} else if (suffix) {
	// If there is a suffix, and space is not inserted
	// this means the next character is a space,
	// move the cursor to that space.
	postPadding = 1;
	}
	textArea.text = prefix + insertion + suffix;
	textArea.cursorPosition = prefix.length + insertion.length + postPadding;
	}

	function focusInput() {
	textArea.forceActiveFocus();
	}

	Kirigami.Action {
	id: removeRelatedToAction
	icon.name: 'window-close-symbolic'
	text: getCancelRelationPrompt(sendMessageBox.draftRelType)
	onTriggered: {
	- sendMessageBox.draftRelType = '';
	- sendMessageBox.draftRelatedTo = '';
	+ if (textArea.text) {
	+ confirmDiscardDraftOverlay.open();
	+ return;
	+ }
	+ sendMessageBox.resetDraftRelation();
	}
	}

	Kirigami.Action {
	id: sendAction
	icon.name: "document-send"
	text: l10n.get("send-message-box-send")
	onTriggered: {
	room.setTyping(false);
	room.sendTextMessage(textArea.text, draftRelType, draftRelatedTo);
	textArea.changeText("", true);
	- sendMessageBox.draftRelType = '';
	- sendMessageBox.draftRelatedTo = '';
	+ sendMessageBox.resetDraftRelation();
	}
	enabled: textArea.text !== ''
	}
	Kirigami.Action {
	id: sendMediaFileAction
	icon.name: "document-open-data"
	text: l10n.get("send-message-box-send-file")
	onTriggered: {
	fileDialog.open()
	}
	}

	property var confirmUploadPopup: ConfirmUploadPopup {
	id: confirmUploadPopup
	parent: applicationWindow().overlay
	onUploadRequested: (url) => {
	sendMessageBox.uploadFile(url);
	}
	}

	property var fileDialog: Kazv.FileDialogAdapter {
	objectName: 'fileDialog'
	onAccepted: {
	sendMessageBox.uploadFile(fileUrl);
	}
	}

	function uploadFile(fileUrl) {
	kazvIOManager.startNewUploadJob(
	matrixSdk.serverUrl, fileUrl, matrixSdk.token,
	room.roomId, sdkVars.roomList, room.encrypted,
	draftRelType, draftRelatedTo
	);
	- sendMessageBox.draftRelType = '';
	- sendMessageBox.draftRelatedTo = '';
	+ sendMessageBox.resetDraftRelation();
	}

	property var stickerPopup: Kirigami.OverlaySheet {
	id: stickerPopup
	parent: applicationWindow().overlay
	title: l10n.get('send-message-box-stickers-popup-title')

	Kazv.StickerPicker {
	Layout.preferredWidth: Math.min(Kirigami.Units.gridUnit * 40, Window.width)
	stickerPackList: matrixSdk.stickerPackList()
	onSendMessageRequested: eventJson => {
	console.log(JSON.stringify(eventJson));
	room.sendMessage(eventJson, draftRelType, draftRelatedTo);
	- draftRelType = '';
	- draftRelatedTo = '';
	+ sendMessageBox.resetDraftRelation();
	stickerPopup.close();
	}
	}
	}

	Kirigami.Action {
	id: stickersAction
	icon.name: 'smiley'
	text: l10n.get('send-message-box-stickers')
	onTriggered: stickerPopup.open()
	}
	}
	diff --git a/src/l10n/cmn-Hans/100-ui.ftl b/src/l10n/cmn-Hans/100-ui.ftl
	index 0b24472..a4b667e 100644
	--- a/src/l10n/cmn-Hans/100-ui.ftl
	+++ b/src/l10n/cmn-Hans/100-ui.ftl
	@@ -1,456 +1,468 @@
	### This file is part of kazv.
	### SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	### SPDX-License-Identifier: AGPL-3.0-or-later

	app-title = { -kt-app-name }

	about-page-title = 关于 { -kt-app-name }
	about-copyright = (c) 2020- the Kazv Project
	about-display-name = { -kt-app-name } { $version }
	about-short-description = 各平台同一的 Matrix 客户端和即时通讯软件
	about-license = 以 AGPL 3 或以后版本授权
	about-used-libraries = 使用了的库
	about-authors = 作者
	about-author-email-action = 写电邮
	about-author-website-action = 访问网站
	about-author-task-maintainer = 维护者
	about-author-task-developer = 开发者

	user-name-with-id = { $name } （{ $userId }）
	user-name-overrided = { $overridedName } （{ $globalName }）

	global-drawer-title = { -kt-app-name }
	global-drawer-action-switch-account = 切换账号
	global-drawer-action-hard-logout = 登出
	global-drawer-action-save-session = 保存当前会话
	global-drawer-action-configure-shortcuts = 配置快捷键
	global-drawer-action-settings = 设置
	global-drawer-action-create-room = 创建房间
	global-drawer-action-join-room = 加入房间
	global-drawer-action-verifications = 设备验证
	global-drawer-action-about = 关于 { -kt-app-name }

	action-settings-page-title = 配置快捷键
	action-settings-shortcut-prompt = 快捷键：{ $shortcut }
	action-settings-shortcut-none = （无）
	action-settings-shortcut-edit-action = 编辑
	action-settings-shortcut-remove-action = 清除
	action-settings-shortcut-conflict-modal-title = 冲突的快捷键
	action-settings-shortcut-conflict = 快捷键 { $shortcut } 跟别的指令有冲突。<br>若要继续，别的指令的快捷键会被清除。<br><br>冲突的指令有：<br>{ $conflictingAction }
	action-settings-shortcut-conflict-continue = 继续
	action-settings-shortcut-conflict-cancel = 取消

	empty-room-page-title = 没有选中房间
	empty-room-page-description = 当前没有选中的房间。

	login-page-title = 登录
	login-page-userid-prompt = 用户 id：
	login-page-userid-input-placeholder = 例如： @foo:example.org
	login-page-password-prompt = 密码：
	login-page-login-button = 登录
	login-page-close-button = 关闭
	login-page-existing-sessions-prompt = 从已有会话中选一个：
	login-page-alternative-password-login-prompt = 或者用用户 id 和密码启动新会话：
	login-page-restore-session-button = 恢复会话
	login-page-request-failed-prompt = 登录失败。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	login-page-discover-failed-enter-prompt = 不能检测此用户所在的服务器，或者服务器不可用。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。请手动输入服务器链接。
	login-page-server-url-placeholder = 例如： https://example.org
	login-page-server-url-prompt = 服务器链接（可选）：
	login-page-next-action = 下一步
	login-page-server-label = 连接到 { $serverUrl }
	login-page-login-flow-choice = 选择一种登录方式：
	login-page-login-flow-password = 密码
	login-page-login-flow-sso = 单点登录
	login-page-login-with-sso-button = 进行单点登录
	login-page-login-sso-redirect-url-label = 你应该看到浏览器打开了一个网页。遵从那个页面上的指示。如果没看到，那就手动打开下面的 URL：
	login-page-change-server-button = 切换服务器
	login-page-no-flow-supported = 这个服务器并不提供任何 { -kt-app-name } 支持的登录流程。

	session-load-failure-not-found = 找不到会话 { $sessionName }。
	session-load-failure-format-unknown = 会话 { $sessionName } 包含不支持的格式。是由未来版本的 { -kt-app-name } 保存的吗？
	session-load-failure-cannot-backup = 无法备份会话 { $sessionName }。
	session-load-failure-lock-failed = 会话 { $sessionName } 正在被别的程序使用。
	session-load-failure-cannot-open-file = 无法打开会话 { $sessionName } 的存档文件。
	session-load-failure-deserialize-failed = 无法打开会话 { $sessionName }。是被损坏了或者是由未来版本的 { -kt-app-name } 保存的吗？

	main-page-title = { -kt-app-name } - { $userId }
	main-page-recent-tab-title = 最近
	main-page-favourites-tab-title = 最爱
	main-page-people-tab-title = 人们
	main-page-rooms-tab-title = 房间
	main-page-room-filter-prompt = 过滤房间...

	room-list-view-room-item-title-name = { $name }
	room-list-view-room-item-title-heroes = { $hero } { $otherNum ->
	[0] { "" }
	[1] 和 { $secondHero }
	*[other] 和别的 { $otherNum } 个人
	}
	room-list-view-room-item-title-id = 未命名房间（{ $roomId }）
	room-list-view-room-item-fav-action = 设为最爱
	room-list-view-room-item-unread-indicator = 未读
	room-list-view-room-item-unread-notification-count = { $count }
	room-list-view-room-item-unread-notification-count-text = { $count } 条未读通知
	room-tags-fav-action-notification = 把 { $name } 设为了最爱
	room-tags-fav-action-notification-failed = 不能把 { $name } 设为最爱。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-tags-unfav-action-notification = 把 { $name } 从最爱中移除了
	room-tags-unfav-action-notification-failed = 不能把 { $name } 从最爱中移除。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-tags-add-tag-action-notification = 把标签 { $tag } 添加到了 { $name }
	room-tags-add-tag-action-notification-failed = 不能把标签 { $tag } 添加到 { $name }。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-tags-remove-tag-action-notification = 把标签 { $tag } 从 { $name } 移除了
	room-tags-remove-tag-action-notification-failed = 不能把标签 { $tag } 从 { $name } 移除。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-list-view-room-item-more-action = 更多...
	room-list-view-room-item-invited = （邀请）
	room-list-view-room-item-left = （已离开）
	room-list-view-room-item-tombstone = （已废弃）

	room-settings-action = 房间设置...
	room-settings-page-title = { $room } 的房间设置
	room-settings-tags = 房间标签
	room-settings-favourited = 设为最爱
	room-settings-remove-tag = 移除标签
	room-settings-add-tag = 添加标签
	room-settings-members-action = 房间成员...
	room-settings-banned-members-action = 被封禁的成员...
	room-settings-enable-encryption-prompt-dialog-title = 启用加密
	room-settings-enable-encryption-prompt-dialog-prompt = 一旦在本房间中启用了加密，就不能再禁用了。确定吗？
	room-settings-enable-encryption-action = 启用加密
	room-settings-encrypted = 本房间中的消息是端对端加密了的。
	room-settings-not-encrypted = 本房间中的消息没有端对端加密。
	room-settings-encryption-enabled-notification = 本房间中的加密已经启用。
	room-settings-encryption-failed-to-enable-notification = 不能在本房间中启用加密。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-settings-name-missing = 这个房间没有名字。
	room-settings-topic-missing = 这个房间没有话题。
	room-settings-edit-name-action = 编辑房间名字
	room-settings-edit-topic-action = 编辑话题
	room-settings-save-name-action = 保存房间名字
	room-settings-save-topic-action = 保存话题
	room-settings-discard-name-action = 放弃房间名字
	room-settings-discard-topic-action = 放弃话题
	room-settings-set-name-failed-prompt = 不能设置房间名字。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-settings-set-topic-failed-prompt = 不能设置话题。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-sticker-packs-action = 贴纸包...
	room-sticker-packs-page-title = { $room } 中的贴纸包
	room-sticker-packs-use-action = 使用贴纸包
	room-sticker-packs-use-failed = 设置使用的贴纸包失败。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-sticker-packs-page-add-action = 添加贴纸包
	room-sticker-packs-page-add-popup-title = 添加贴纸包
	room-sticker-packs-page-add-success = 已添加贴纸包。
	room-sticker-packs-page-add-failed = 无法添加贴纸包。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-sticker-packs-page-add-popup-name-prompt = 贴纸包名称：
	room-sticker-packs-page-add-popup-state-key-prompt = 状态键：

	room-member-list-page-title = { $room } 的成员

	room-leave-action = 离开房间
	room-leave-confirm-popup-title = 离开房间
	room-leave-confirm-popup-message = 你确定要离开这个房间吗？
	room-leave-confirm-popup-confirm-action = 离开
	room-leave-confirm-popup-cancel-action = 留下

	room-forget-action = 忘记房间
	room-forget-confirm-popup-title = 忘记房间
	room-forget-confirm-popup-message = 你确定要忘记这个房间吗？
	room-forget-confirm-popup-confirm-action = 忘记
	room-forget-confirm-popup-cancel-action = 取消

	send-message-box-input-placeholder = 在此输入您的讯息...
	send-message-box-send = 发送
	send-message-box-send-file = 发送文件
	send-message-box-reply-to = 回复给
	send-message-box-edit = 编辑
	send-message-box-remove-reply-to-action = 移除回复关系
	send-message-box-remove-replace-action = 取消编辑
	send-message-box-stickers = 发送贴纸...
	send-message-box-stickers-popup-title = 发送贴纸

	+save-draft-confirmation-title = 保存草稿
	+save-draft-confirmation = 你有一个未发送的草稿，需要保存草稿以便在稍后恢复它吗？
	+save-draft-confirm-action = 保存
	+save-draft-discard-action = 丢弃
	+save-draft-cancel-action = 维持现状
	+
	+discard-draft-confirmation-title = 丢弃草稿
	+discard-draft-confirmation = 你有一个未发送的草稿，你的操作将会丢弃它。
	+discard-draft-confirm-action = 丢弃
	+discard-draft-keep-action = 保留
	+discard-draft-cancel-action = 维持现状
	+
	sticker-picker-user-stickers = 我的贴纸
	sticker-picker-room-sticker-pack-name = {$room} 中的 {$stateKey}
	sticker-picker-room-default-sticker-pack-name = {$room} 中的默认包

	room-timeline-load-more-action = 加载更多
	room-timeline-scroll-to-latest-action = 滚动到最新的消息

	room-invite-accept-action = 接受邀请
	room-invite-reject-action = 拒绝邀请
	room-invite-popup-title = 被邀请了
	room-invite-popup-text = 你被邀请到这个房间了。
	room-invite-popup-text-with-inviter = 你被 { $inviterName } 邀请到这个房间了。

	room-pinned-events-action = { $count } 条置顶消息...
	room-pinned-events-page-title = { $room } 的置顶消息

	## 状态事件
	## 通用参数：
	## gender = 发送者的性别（male/female/neutral）
	## stateKeyUser = state key 用户的名字
	## stateKeyUserGender = state key 用户的性别
	member-state-joined-room = 加入了房间。
	member-state-changed-name-and-avatar = 修改了名字和头像。
	member-state-changed-name = 修改了名字。
	member-state-changed-avatar = 修改了头像。
	member-state-invited = 把 { $stateKeyUser } 邀请到了本房间。
	member-state-left = 离开了房间。
	member-state-kicked = 踢出了 { $stateKeyUser }。
	member-state-banned = 封禁了 { $stateKeyUser }。
	member-state-unbanned = 解封了 { $stateKeyUser }。

	state-room-created = 创建了房间。
	state-room-name-changed = 把房间名字改成了 { $newName }。
	state-room-topic-changed = 把房间话题改成了 { $newTopic }。
	state-room-avatar-changed = 修改了房间头像。
	state-room-pinned-events-changed = 修改了房间的置顶讯息。
	state-room-alias-changed = 修改了房间的别名。
	state-room-join-rules-changed = 修改了房间的加入规则。
	state-room-power-levels-changed = 修改了房间的权限。
	state-room-encryption-activated = 对本房间启用了加密。

	event-message-image-sent = 发送了图片「{ $body }」。
	event-message-sticker-sent = 发送了贴纸「{ $body }」。
	event-summary-image-sent = 发送了图片「{ $body }」。
	event-summary-sticker-sent = 发送了贴纸「{ $body }」。
	event-message-file-sent = 发送了文件「{ $body }」。
	event-message-video-sent = 发送了视频「{ $body }」。
	event-summary-video-sent = 发送了视频「{ $body }」。
	event-message-audio-sent = 发送了音频「{ $body }」。
	event-message-audio-play-audio = 播放音频
	event-sending = 发送中...
	event-send-failed = 发送失败
	event-resend = 重试发送这个事件
	event-deleted = （已删除）
	event-delete = 删除
	event-delete-failed = 删除事件出错。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。
	event-view-source = 查看源码...
	event-view-history = 查看编辑历史...
	event-source-popup-title = 事件源码
	event-source-decrypted = 解密的事件源码
	event-source-original = 原始的事件源码
	event-history-popup-title = 事件编辑历史
	event-reply-action = 回复
	event-popup-action = 更多关于这个事件...
	event-reacted-with = 回应了「{ $key }」
	event-react-action = 回应...
	event-react-popup-title = 回应一条消息
	event-react-accept-action = 回应
	event-react-cancel-action = 取消
	event-react-with-prompt = 回应以：
	event-react-button-description = 回应以 { $key }
	event-edit-action = 编辑
	event-encrypted = 这条消息已加密
	event-msgtype-fallback-text = 未知的消息类型：{ $msgtype }
	event-fallback-text = 未知事件：{ $type }
	event-cannot-decrypt-text = （加密内容）
	event-read-indicator-more = +{ $rest }
	event-read-indicator-list-title = { $numUsers } 个用户已读
	event-edited-indicator = （编辑过了）
	event-pin-action = 在房间置顶
	event-unpin-action = 从房间取消置顶
	event-pin-confirmation-title = 在房间置顶
	event-pin-confirmation = 确定要置顶这条消息吗？
	event-pin-confirm-action = 置顶
	event-pin-cancel-action = 不置顶
	event-pin-success-prompt = 消息在房间置顶了。
	event-pin-failed-prompt = 无法置顶消息。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	event-unpin-confirmation-title = 从房间取消置顶
	event-unpin-confirmation = 确定要取消置顶这条消息吗？
	event-unpin-confirm-action = 取消置顶
	event-unpin-cancel-action = 不取消置顶
	event-unpin-success-prompt = 消息从房间取消置顶了。
	event-unpin-failed-prompt = 无法取消置顶消息。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。

	media-file-menu-option-view = 查看
	media-file-menu-option-save-as = 保存为
	media-file-menu-add-sticker-action = 添加到贴纸...

	add-sticker-popup-title = 添加到贴纸
	add-sticker-popup-pack-prompt = 添加到：
	add-sticker-popup-short-code-prompt = 短代码：
	add-sticker-popup-short-code-exists-warning = 贴纸包里已经有这个短代码了。上面的贴纸会覆盖已有的。
	add-sticker-popup-add-sticker-button = 添加
	add-sticker-popup-cancel-button = 取消
	add-sticker-popup-failed-prompt = 无法添加贴纸。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。

	kazv-io-download-success-prompt = 下载成功
	kazv-io-download-failure-prompt = 下载失败：{ $detail }
	kazv-io-failure-detail-user-cancel = 用户已取消
	kazv-io-failure-detail-network-error = 网络错误
	kazv-io-failure-detail-open-file-error = 打开文件错误
	kazv-io-failure-detail-write-file-error = 写入文件错误
	kazv-io-failure-detail-hash-error = 哈息值校验失败
	kazv-io-failure-detail-response-error = 接收到无效的响应
	kazv-io-failure-detail-kazv-error = 未知错误，请将此报告为漏洞
	kazv-io-upload-failure-prompt = 上传失败：{ $detail }
	kazv-io-downloading-prompt = 正在下载：{ $fileName }
	kazv-io-uploading-prompt = 正在上传：{ $fileName }
	kazv-io-prompt-close = 好的
	kazv-io-pause = 暂停
	kazv-io-resume = 继续
	kazv-io-cancel = 取消
	kazv-io-progress = { $progress }/100

	create-room-page-title = 创建房间
	create-room-page-type-prompt = 房间类型：
	create-room-page-type-public = 公开（每个人都可加入）
	create-room-page-type-private = 私有（仅受邀请用户可加入）
	create-room-page-type-direct = 私聊（与私有一样，但初始受邀请用户具有管理权限）
	create-room-page-name-prompt = 房间名称（可选）：
	create-room-page-name-placeholder = 无名
	create-room-page-alias-prompt = 房间别名（可选）：
	create-room-page-alias-placeholder = #foo:example.org
	create-room-page-topic-prompt = 房间主题（可选）：
	create-room-page-topic-placeholder = 无题
	create-room-page-allow-federate-prompt = 允许别的服务器上的用户加入
	create-room-page-action-create-room = 创建房间
	create-room-page-success-prompt = 房间已创建。
	create-room-page-failed-prompt = 无法创建房间。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。
	create-room-invite-userids-prompt = 受邀请的用户的 Matrix id：
	create-room-page-add-invite-prompt = 添加一个新的受邀请用户：
	create-room-page-add-invite-placeholder = Matrix id，例如 @foo:example.org
	create-room-page-action-add-invite = 添加
	create-room-page-action-remove-invite = 移除
	create-room-page-encrypted-prompt = 启用端对端加密

	join-room-page-title = 加入房间
	join-room-page-id-or-alias-prompt = 房间 id 或别名：
	join-room-page-id-or-alias-placeholder = #foo:example.org 或 !abcdef:example.org
	join-room-page-servers-prompt = 经由服务器（可选，用换行分割）：
	join-room-page-servers-placeholder =
	example.org
	example.com
	join-room-page-action-join-room = 加入房间
	join-room-page-success-prompt = 成功加入房间 { $room }。
	join-room-page-failed-prompt = 无法加入房间 { $room }。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。

	leave-room-success-prompt = 成功离开房间 { $room }。
	leave-room-failed-prompt = 无法离开房间 { $room }。错误代码：{ $errorCode }。错误讯息：{ $errorMsg }。

	forget-room-success-prompt = 成功忘记房间 { $room }。
	forget-room-failed-prompt = 无法忘记房间 { $room }。错误代码： { $errorCode }。错误讯息: { $errorMsg }。

	device-trust-level-unseen = 未曾见过
	device-trust-level-seen = 见过
	device-trust-level-verified = 已验证
	device-trust-level-blocked = 已屏蔽
	device-set-trust-level = 设置信任等级...
	device-set-trust-level-dialog-title = 设置信任等级
	device-set-trust-level-dialog-name-label = 设备名：{ $name }
	device-set-trust-level-dialog-id-label = 设备id：{ $id }
	device-set-trust-level-dialog-ed25519-key-label = Ed25519公钥：{ $key }
	device-set-trust-level-dialog-curve25519-key-label = Curve25519公钥：{ $key }
	device-set-trust-level-dialog-save = 保存
	device-set-trust-level-dialog-cancel = 取消
	device-verification-request-failed = 无法发送验证请求。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。

	settings-page-title = 设置
	settings-save = 保存设置
	settings-profile-load-failed-prompt = 无法加载用户资料。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。
	settings-profile-change-avatar = 改变头像...
	settings-profile-display-name = 显示名：
	settings-profile-save-failed-prompt = 无法保存用户资料。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。
	settings-cache-directory = 缓存目录：
	settings-security-import-keys-action = 从备份文件导入密钥...
	settings-security-import-keys-password-input-title = 输入密码
	settings-security-import-keys-password-input-label = 当你创建备份时，提示了你要设置一个用来加密备份文件的密码。输入你当时设置的那个密码：
	settings-security-import-keys-confirm-action = 导入
	settings-security-import-keys-cancel-action = 不导入
	settings-security-import-keys-success-notification = 导入了 { $imported } 个密钥。
	settings-security-import-keys-failure-notification = 无法加载密钥备份文件。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。

	typing-indicator = { $typingUser } { $otherNum ->
	[0] 正在输入...
	[1] 和 { $secondTypingUser } 正在输入...
	*[other] 和另外 { $otherNum } 人正在输入...
	}

	notification-message = <b>{ $user }：</b> { $message }
	notification-message-no-content = <b>{ $user }</b> 给你发了一条讯息。
	notification-open = 打开

	user-page-power-level = 权限等级：{ $powerLevel }
	user-page-edit-power-level-action = 编辑
	user-page-save-power-level-action = 保存
	user-page-discard-power-level-action = 丢弃
	user-page-set-power-level-failed-prompt = 无法设置权限等级。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。
	user-page-kick-user-action = 踢出
	user-page-kick-user-confirm-dialog-title = 踢出用户
	user-page-kick-user-confirm-dialog-content = 确定要把 { $name }（{ $userId }）踢出 { $roomName } 吗？
	user-page-kick-user-reason-prompt = 原因（可选）：
	user-page-kick-user-failed-prompt = 无法踢出用户。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。

	user-page-ban-user-action = 封禁
	user-page-ban-user-confirm-dialog-title = 封禁用户
	user-page-ban-user-confirm-dialog-content = 确定要在 { $roomName } 中封禁 { $name }（{ $userId }）吗？
	user-page-ban-user-reason-prompt = 原因（可选）：
	user-page-ban-user-failed-prompt = 无法封禁用户。错误码：{ $error }。错误讯息：{ $errorMsg }。
	user-page-unban-user-action = 解禁
	user-page-unban-user-failed-prompt = 无法解禁用户。错误码：{ $error }。错误讯息：{ $errorMsg }。
	user-page-overrided-name-placeholder = 自定义显示名...
	user-page-save-name-override-action = 保存
	user-page-update-name-override-failed-prompt = 无法设置自定义显示名。错误码：{ $error }。错误讯息：{ $errorMsg }。
	user-page-self-name-prompt = 自己在房间里的显示名：
	user-page-self-name-placeholder = 自己在房间里的显示名...
	user-page-save-self-name-action = 保存
	user-page-update-self-name-failed-prompt = 无法设置自己在房间里的显示名。错误码：{ $error }。错误讯息：{ $errorMsg }。

	room-invite-page-title = 邀请用户到 { $room }
	room-invite-page-invite-failed-prompt = 无法邀请用户。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。
	room-invite-invitee-matrix-id-placeholder = 用户的 Matrix id，比如 @foo:example.org
	room-invite-invitee-matrix-id-prompt = 要邀请的用户：
	room-invite-page-invite-button = 邀请
	room-invite-action = 邀请到房间...

	room-explore-state-action = 查看完整房间状态...
	room-state-page-title = { $room } 的状态
	room-state-page-state-key = 状态键：「<code>{ $stateKey }</code>」

	confirm-upload-popup-title = 确认上传
	confirm-upload-popup-prompt = 即将上传「{ $file }」（{ $current } / { $total }）。
	confirm-upload-popup-prompt-single-file = 即将上传「{ $file }」。
	confirm-upload-popup-accept-button = 上传
	confirm-upload-popup-cancel-button = 取消

	action-cut = 剪切
	action-copy = 复制
	action-paste = 粘贴
	action-undo = 撤销
	action-redo = 重做
	action-delete = 删除
	action-select-all = 全选

	logout-failed-prompt = 登出失败，请检查您的网络后重试。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。

	confirm-logout-popup-title = 确认登出
	confirm-logout-popup-prompt = 你确定要登出吗？
	confirm-logout-popup-accept-button = 是
	confirm-logout-popup-cancel-button = 取消

	emoji-smileys-and-emotion = 笑容与情绪
	emoji-people-and-body = 人与身体
	emoji-animals-and-nature = 动物与自然
	emoji-food-and-drink = 食物与饮料
	emoji-travel-and-places = 旅行与地点
	emoji-activities = 活动
	emoji-objects = 物体
	emoji-symbols = 符号
	emoji-flags = 旗帜

	confirm-deletion-popup-title = 删除事件
	confirm-deletion-popup-message = 你确定要删除这个事件吗？
	confirm-deletion-popup-confirm-action = 删除
	confirm-deletion-popup-cancel-action = 取消

	get-room-id-by-alias-failed-prompt = 无法通过房间别名获取房间 id。错误码：{ $errorCode }。错误讯息：{ $errorMsg }。

	verifications-page-title = 设备验证
	verification-state-they-requested = 请求验证了此设备。
	verification-state-waiting = 正在等待另一方。
	verification-state-waiting-after-verified = 正在等待另一方。
	verification-state-confirm-code = 请确认这些代码是否和另一个设备上一致。
	verification-state-done = 过程已经完成。
	verification-state-cancelled = 过程被取消了。
	verification-action-ready = 继续
	verification-action-cancel = 取消
	verification-action-confirm-sas-match = 是一致的
	verification-action-deny-sas-match = 并不一致
	verification-show-numbers = 转而显示数字
	verification-show-emojis = 转而显示表情文字
	diff --git a/src/l10n/en/100-ui.ftl b/src/l10n/en/100-ui.ftl
	index 0bcc4eb..88a8bde 100644
	--- a/src/l10n/en/100-ui.ftl
	+++ b/src/l10n/en/100-ui.ftl
	@@ -1,478 +1,490 @@
	### This file is part of kazv.
	### SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	### SPDX-License-Identifier: AGPL-3.0-or-later

	app-title = { -kt-app-name }

	about-page-title = About { -kt-app-name }
	about-copyright = (c) 2020- the Kazv Project
	about-display-name = { -kt-app-name } { $version }
	about-short-description = Convergent Matrix client and instant messaging app
	about-license = licensed under AGPL 3 or later
	about-used-libraries = Used libraries
	about-authors = Authors
	about-author-email-action = Write an email
	about-author-website-action = Access website
	about-author-task-maintainer = Maintainer
	about-author-task-developer = Developer

	user-name-with-id = { $name } ({ $userId })
	user-name-overrided = { $overridedName } ({ $globalName })

	global-drawer-title = { -kt-app-name }
	global-drawer-action-switch-account = Switch account
	global-drawer-action-hard-logout = Logout
	global-drawer-action-save-session = Save current session
	global-drawer-action-configure-shortcuts = Configure shortcuts
	global-drawer-action-settings = Settings
	global-drawer-action-create-room = Create room
	global-drawer-action-join-room = Join room
	global-drawer-action-verifications = Device Verification
	global-drawer-action-about = About { -kt-app-name }

	action-settings-page-title = Configure shortcuts
	action-settings-shortcut-prompt = Shortcut: { $shortcut }
	action-settings-shortcut-none = (none)
	action-settings-shortcut-edit-action = Edit
	action-settings-shortcut-remove-action = Clear
	action-settings-shortcut-conflict-modal-title = Conflicting shortcuts
	action-settings-shortcut-conflict = The shortcut { $shortcut } has conflicts with other actions. <br>If you continue, the shortcuts for other actions will be cleared. <br><br>Conflicting actions: <br>{ $conflictingAction }
	action-settings-shortcut-conflict-continue = Continue
	action-settings-shortcut-conflict-cancel = Cancel

	empty-room-page-title = No rooms selected
	empty-room-page-description = There is no room selected now.

	login-page-title = Log in
	login-page-userid-prompt = User id:
	login-page-userid-input-placeholder = E.g.: @foo:example.org
	login-page-password-prompt = Password:
	login-page-login-button = Log in
	login-page-close-button = Close
	login-page-existing-sessions-prompt = Choose from one of the existing sessions:
	login-page-alternative-password-login-prompt = Or start a new session with user id and password:
	login-page-restore-session-button = Restore session
	login-page-request-failed-prompt = Login failed. Error code: { $errorCode }. Error message: { $errorMsg }.
	login-page-discover-failed-enter-prompt = Unable to detect the server this user is on, or the server is unavailable. Error code: { $errorCode }. Error message: { $errorMsg }. Please enter the server url manually.
	login-page-server-url-placeholder = E.g.: https://example.org
	login-page-server-url-prompt = Server url (optional):
	login-page-next-action = Next
	login-page-server-label = Connecting to { $serverUrl }
	login-page-login-flow-choice = Choose a way to log in:
	login-page-login-flow-password = Password
	login-page-login-flow-sso = Single Sign On
	login-page-login-with-sso-button = Log in using Single Sign On
	login-page-login-sso-redirect-url-label = You should see a web page open in your browser. Follow the instructions on that page. If not, manually open the following URL:
	login-page-change-server-button = Change server
	login-page-no-flow-supported = This server does not have any login flow that { -kt-app-name } supports.

	session-load-failure-not-found = The session { $sessionName } is not found.
	session-load-failure-format-unknown = The session { $sessionName } contains an unsupported format. Is it saved using a future version of { -kt-app-name }?
	session-load-failure-cannot-backup = Cannot make a backup of the session { $sessionName }.
	session-load-failure-lock-failed = The session { $sessionName } is being used by another program.
	session-load-failure-cannot-open-file = Unable to open the store file for the session { $sessionName }.
	session-load-failure-deserialize-failed = The session { $sessionName } cannot be opened. Is it corrupted or saved using a future version of { -kt-app-name }?

	main-page-title = { -kt-app-name } - { $userId }
	main-page-recent-tab-title = Recent
	main-page-favourites-tab-title = Favourites
	main-page-people-tab-title = People
	main-page-rooms-tab-title = Rooms
	main-page-room-filter-prompt = Filter rooms by...

	room-list-view-room-item-title-name = { $name }
	room-list-view-room-item-title-heroes = { $hero } { $otherNum ->
	[0] { "" }
	[1] and { $secondHero }
	*[other] and { $otherNum } others
	}
	room-list-view-room-item-title-id = Unnamed room ({ $roomId })
	room-list-view-room-item-fav-action = Set as favourite
	room-list-view-room-item-unread-indicator = Unread
	room-list-view-room-item-unread-notification-count = { $count }
	room-list-view-room-item-unread-notification-count-text = { $count } unread {
	$count ->
	[1] message
	*[other] messages
	}
	room-tags-fav-action-notification = Set { $name } as favourite
	room-tags-fav-action-notification-failed = Cannot set { $name } as favourite. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-tags-unfav-action-notification = Removed { $name } from favourites
	room-tags-unfav-action-notification-failed = Cannot remove { $name } from favourites. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-tags-add-tag-action-notification = Added tag { $tag } to { $name }
	room-tags-add-tag-action-notification-failed = Cannot add tag { $tag } to { $name }. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-tags-remove-tag-action-notification = Removed tag { $tag } from { $name }
	room-tags-remove-tag-action-notification-failed = Cannot remove tag { $tag } from { $name }. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-list-view-room-item-more-action = More...
	room-list-view-room-item-invited = (Invited)
	room-list-view-room-item-left = (Left)
	room-list-view-room-item-tombstone = (Deprecated)

	room-settings-action = Room settings...
	room-settings-page-title = Room settings for { $room }
	room-settings-tags = Room tags
	room-settings-favourited = Set as favourite
	room-settings-remove-tag = Remove tag
	room-settings-add-tag = Add tag
	room-settings-members-action = Room members...
	room-settings-banned-members-action = Banned members...
	room-settings-enable-encryption-prompt-dialog-title = Enabling encryption
	room-settings-enable-encryption-prompt-dialog-prompt = Once you enable encryption in this room, you cannot disable it again. Are you sure?
	room-settings-enable-encryption-action = Enable encryption
	room-settings-encrypted = Messages in this room are end-to-end encrypted.
	room-settings-not-encrypted = Messages in this room are not end-to-end-encrypted.
	room-settings-encryption-enabled-notification = Encryption is now enabled in this room.
	room-settings-encryption-failed-to-enable-notification = Cannot enable encryption in this room. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-settings-name-missing = This room dose not have a name.
	room-settings-topic-missing = This room does not have a topic.
	room-settings-edit-name-action = Edit name
	room-settings-edit-topic-action = Edit topic
	room-settings-save-name-action = Save name
	room-settings-save-topic-action = Save topic
	room-settings-discard-name-action = Discard name
	room-settings-discard-topic-action = Discard topic
	room-settings-set-name-failed-prompt = Cannot set name. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-settings-set-topic-failed-prompt = Cannot set topic. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-sticker-packs-action = Sticker packs...
	room-sticker-packs-page-title = Sticker packs in { $room }
	room-sticker-packs-use-action = Use sticker pack
	room-sticker-packs-use-failed = Failed to set sticker packs in use. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-sticker-packs-page-add-action = Add sticker pack
	room-sticker-packs-page-add-popup-title = Add sticker pack
	room-sticker-packs-page-add-success = Sticker pack added.
	room-sticker-packs-page-add-failed = Cannot add sticker pack. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-sticker-packs-page-add-popup-name-prompt = Sticker pack name:
	room-sticker-packs-page-add-popup-state-key-prompt = State key:

	room-member-list-page-title = Members of { $room }

	room-leave-action = Leave room
	room-leave-confirm-popup-title = Leaving room
	room-leave-confirm-popup-message = Are you sure you want to leave this room?
	room-leave-confirm-popup-confirm-action = Leave
	room-leave-confirm-popup-cancel-action = Stay

	room-forget-action = Forget room
	room-forget-confirm-popup-title = Forgetting room
	room-forget-confirm-popup-message = Are you sure you want to forget this room?
	room-forget-confirm-popup-confirm-action = Forget
	room-forget-confirm-popup-cancel-action = Cancel

	send-message-box-input-placeholder = Type your message here...
	send-message-box-send = Send
	send-message-box-send-file = Send file
	send-message-box-reply-to = Replying to
	send-message-box-edit = Editing
	send-message-box-remove-reply-to-action = Remove reply-to relationship
	send-message-box-remove-replace-action = Cancel editing
	send-message-box-stickers = Send a sticker...
	send-message-box-stickers-popup-title = Send a sticker

	+save-draft-confirmation-title = Save draft
	+save-draft-confirmation = You have an unsent draft, do you want to save it to restore it later?
	+save-draft-confirm-action = Save it
	+save-draft-discard-action = Discard it
	+save-draft-cancel-action = Do nothing
	+
	+discard-draft-confirmation-title = Discard draft
	+discard-draft-confirmation = You have an unsent draft, your operation will dicard it.
	+discard-draft-confirm-action = Discard it
	+discard-draft-keep-action = Keep it
	+discard-draft-cancel-action = Do nothing
	+
	sticker-picker-user-stickers = My stickers
	sticker-picker-room-sticker-pack-name = {$stateKey} in {$room}
	sticker-picker-room-default-sticker-pack-name = Default pack in {$room}

	room-timeline-load-more-action = Load more
	room-timeline-scroll-to-latest-action = Scroll to latest message

	room-invite-accept-action = Accept invite
	room-invite-reject-action = Reject invite
	room-invite-popup-title = Invited
	room-invite-popup-text = You are invited to join this room.
	room-invite-popup-text-with-inviter = You are invited to join this room by { $inviterName }.

	room-pinned-events-action = { $count } pinned { $count ->
	[1] message
	*[other] messages
	}...
	room-pinned-events-page-title = Pinned messages of { $room }

	## State events
	## Common parameters:
	## gender = gender of the sender (male/female/neutral)
	## stateKeyUser = name of the state key user
	## stateKeyUserGender = gender of the state key user
	member-state-joined-room = joined the room.
	member-state-changed-name-and-avatar = changed { $gender ->
	[male] his
	[female] her
	*[neutral] their
	} name and avatar.
	member-state-changed-name = changed { $gender ->
	[male] his
	[female] her
	*[neutral] their
	} name.
	member-state-changed-avatar = changed { $gender ->
	[male] his
	[female] her
	*[neutral] their
	} avatar.
	member-state-invited = invited { $stateKeyUser } to the room.
	member-state-left = left the room.
	member-state-kicked = kicked { $stateKeyUser }.
	member-state-banned = banned { $stateKeyUser }.
	member-state-unbanned = unbanned { $stateKeyUser }.

	state-room-created = created the room.
	state-room-name-changed = changed the name of the room to { $newName }.
	state-room-topic-changed = changed the topic of the room to { $newTopic }.
	state-room-avatar-changed = changed the avatar of the room.
	state-room-pinned-events-changed = changed the pinned events of the room.
	state-room-alias-changed = changed the aliases of the room.
	state-room-join-rules-changed = changed join rules of the room.
	state-room-power-levels-changed = changed power levels of the room.
	state-room-encryption-activated = enabled encryption for this room.

	event-message-image-sent = sent an image "{ $body }".
	event-message-sticker-sent = sent a sticker "{ $body }".
	event-summary-image-sent = sent an image "{ $body }".
	event-summary-sticker-sent = sent a sticker "{ $body }".
	event-message-file-sent = sent a file "{ $body }".
	event-message-video-sent = sent a video "{ $body }".
	event-summary-video-sent = sent a video "{ $body }".
	event-message-audio-sent = sent an audio "{ $body }".
	event-message-audio-play-audio = Play audio
	event-sending = Sending...
	event-send-failed = Failed to send
	event-resend = Retry sending this event
	event-deleted = (Deleted)
	event-delete = Delete
	event-delete-failed = Error deleting event. Error code: { $errorCode }. Error message: { $errorMsg }.
	event-view-source = View source...
	event-view-history = View edit history...
	event-source-popup-title = Event source
	event-source-decrypted = Decrypted event source
	event-source-original = Original event source
	event-history-popup-title = Event edit history
	event-reply-action = Reply
	event-popup-action = More about this event...
	event-reacted-with = Reacted with "{ $key }"
	event-react-action = React...
	event-react-popup-title = React to a message
	event-react-accept-action = React
	event-react-cancel-action = Cancel
	event-react-with-prompt = React with:
	event-react-button-description = React with { $key }
	event-edit-action = Edit
	event-encrypted = This message is encrypteed
	event-msgtype-fallback-text = Unknown message type: { $msgtype }
	event-fallback-text = Unknown event: { $type }
	event-cannot-decrypt-text = (Encrypted content)
	event-read-indicator-more = +{ $rest }
	event-read-indicator-list-title = Read by { $numUsers ->
	[1] 1 user
	*[other] { $numUsers } users
	}
	event-edited-indicator = (edited)
	event-pin-action = Pin to room
	event-unpin-action = Unpin from room
	event-pin-confirmation-title = Pin to room
	event-pin-confirmation = Are you sure you want to pin this message?
	event-pin-confirm-action = Pin
	event-pin-cancel-action = Do not pin
	event-pin-success-prompt = Message pinned to room.
	event-pin-failed-prompt = Unable to pin message. Error code: { $errorCode }. Error message: { $errorMsg }.
	event-unpin-confirmation-title = Unpin from room
	event-unpin-confirmation = Are you sure you want to unpin this message?
	event-unpin-confirm-action = Unpin
	event-unpin-cancel-action = Do not unpin
	event-unpin-success-prompt = Message unpinned from room.
	event-unpin-failed-prompt = Unable to unpin message. Error code: { $errorCode }. Error message: { $errorMsg }.

	media-file-menu-option-view = View
	media-file-menu-option-save-as = Save as
	media-file-menu-add-sticker-action = Add to sticker...

	add-sticker-popup-title = Add to sticker
	add-sticker-popup-pack-prompt = Add to pack:
	add-sticker-popup-short-code-prompt = Short code:
	add-sticker-popup-short-code-exists-warning = The short code already exists in this pack. The sticker above will override the existing one.
	add-sticker-popup-add-sticker-button = Add
	add-sticker-popup-cancel-button = Cancel
	add-sticker-popup-failed-prompt = Unable to add sticker. Error code: { $errorCode }. Error message: { $errorMsg }.

	kazv-io-download-success-prompt = Download successful
	kazv-io-download-failure-prompt = Download failure: { $detail }
	kazv-io-failure-detail-user-cancel = User canceled
	kazv-io-failure-detail-network-error = Network error
	kazv-io-failure-detail-open-file-error = Open file error
	kazv-io-failure-detail-write-file-error = Write file error
	kazv-io-failure-detail-hash-error = Hash check error
	kazv-io-failure-detail-response-error = Get an invalid response
	kazv-io-failure-detail-kazv-error = Unknow Error, please report this as bug.
	kazv-io-upload-failure-prompt = Upload failure: { $detail }
	kazv-io-downloading-prompt = Downloading: { $fileName }
	kazv-io-uploading-prompt = Uploading: { $fileName }
	kazv-io-prompt-close = Got it
	kazv-io-pause = Pause
	kazv-io-resume = Resume
	kazv-io-cancel = Cancel
	kazv-io-progress = { $progress }/100

	create-room-page-title = Create room
	create-room-page-type-prompt = Room type:
	create-room-page-type-public = Public (everyone can join)
	create-room-page-type-private = Private (only invited users can join)
	create-room-page-type-direct = Direct message (same as private, but those initially invited get admin permissions)
	create-room-page-name-prompt = Room name (optional):
	create-room-page-name-placeholder = No name
	create-room-page-alias-prompt = Room alias (optional):
	create-room-page-alias-placeholder = #foo:example.org
	create-room-page-topic-prompt = Room topic (optional):
	create-room-page-topic-placeholder = No topic
	create-room-page-allow-federate-prompt = Allow users from other servers to join
	create-room-page-action-create-room = Create room
	create-room-page-success-prompt = Room created.
	create-room-page-failed-prompt = Unable to create room. Error code: { $errorCode }. Error message: { $errorMsg }.
	create-room-invite-userids-prompt = Matrix ids of users to invite:
	create-room-page-add-invite-prompt = Add a new user to invite:
	create-room-page-add-invite-placeholder = Matrix id, e.g. @foo:example.org
	create-room-page-action-add-invite = Add
	create-room-page-action-remove-invite = Remove
	create-room-page-encrypted-prompt = Enable end-to-end encryption

	join-room-page-title = Join room
	join-room-page-id-or-alias-prompt = Room id or alias:
	join-room-page-id-or-alias-placeholder = #foo:example.org or !abcdef:example.org
	join-room-page-servers-prompt = Via servers (optional, separated by newlines):
	join-room-page-servers-placeholder =
	example.org
	example.com
	join-room-page-action-join-room = Join room
	join-room-page-success-prompt = Successfully joined room { $room }.
	join-room-page-failed-prompt = Unable to join room { $room }. Error code: { $errorCode }. Error message: { $errorMsg }.

	leave-room-success-prompt = Successfully left room { $room }.
	leave-room-failed-prompt = Unable to leave room { $room }. Error code: { $errorCode }. Error message: { $errorMsg }.

	forget-room-success-prompt = Successfully forgot room { $room }.
	forget-room-failed-prompt = Unable to forget room { $room }. Error code: { $errorCode }. Error message: { $errorMsg }.

	device-trust-level-unseen = Unseen
	device-trust-level-seen = Seen
	device-trust-level-verified = Verified
	device-trust-level-blocked = Blocked
	device-set-trust-level = Set trust level...
	device-set-trust-level-dialog-title = Set trust level
	device-set-trust-level-dialog-name-label = Device name: { $name }
	device-set-trust-level-dialog-id-label = Device id: { $id }
	device-set-trust-level-dialog-ed25519-key-label = Ed25519 public key: { $key }
	device-set-trust-level-dialog-curve25519-key-label = Curve25519 public key: { $key }
	device-set-trust-level-dialog-save = Save
	device-set-trust-level-dialog-cancel = Cancel
	device-verification-request-failed = Unable to send verification request. Error code: { $errorCode }. Error message: { $errorMsg }.

	settings-page-title = Settings
	settings-save = Save settings
	settings-profile-load-failed-prompt = Unable to load profile. Error code: { $errorCode }. Error message: { $errorMsg }.
	settings-profile-change-avatar = Change avatar...
	settings-profile-display-name = Display name:
	settings-profile-save-failed-prompt = Unable to save profile. Error code: { $errorCode }. Error message: { $errorMsg }.
	settings-cache-directory = Cache directory:
	settings-security-import-keys-action = Import keys from a backup file...
	settings-security-import-keys-password-input-title = Enter password
	settings-security-import-keys-password-input-label = When you created the backup, you were prompted to set a password to encrypt the backup file. Enter the password you set at that time:
	settings-security-import-keys-confirm-action = Import
	settings-security-import-keys-cancel-action = Do not import
	settings-security-import-keys-success-notification = Imported { $imported } keys.
	settings-security-import-keys-failure-notification = Unable to load key backup file. Error code: { $errorCode }. Error message: { $errorMsg }.

	typing-indicator = { $typingUser } { $otherNum ->
	[0] is typing...
	[1] and { $secondTypingUser } are typing...
	*[other] and { $otherNum } others are typing...
	}

	notification-message = <b>{ $user }:</b> { $message }
	notification-message-no-content = <b>{ $user }</b> sent you a message.
	notification-open = Open

	user-page-power-level = Power level: { $powerLevel }
	user-page-edit-power-level-action = Edit
	user-page-save-power-level-action = Save
	user-page-discard-power-level-action = Discard
	user-page-set-power-level-failed-prompt = Unable to set power level. Error code: { $errorCode }. Error message: { $errorMsg }.
	user-page-kick-user-action = Kick
	user-page-kick-user-confirm-dialog-title = Kicking user
	user-page-kick-user-confirm-dialog-content = Are you sure you want to kick { $name } ({ $userId }) out of { $roomName }?
	user-page-kick-user-reason-prompt = Reason (optional):
	user-page-kick-user-failed-prompt = Unable to kick user. Error code: { $errorCode }. Error message: { $errorMsg }.

	user-page-ban-user-action = Ban
	user-page-ban-user-confirm-dialog-title = Banning user
	user-page-ban-user-confirm-dialog-content = Are you sure you want to ban { $name } ({ $userId }) in { $roomName }?
	user-page-ban-user-reason-prompt = Reason (optional):
	user-page-ban-user-failed-prompt = Unable to ban user. Error code: { $errorCode }. Error message: { $errorMsg }.
	user-page-unban-user-action = Unban
	user-page-unban-user-failed-prompt = Unable to unban user. Error code: { $errorCode }. Error message: { $errorMsg }.
	user-page-overrided-name-placeholder = Custom display name...
	user-page-save-name-override-action = Save
	user-page-update-name-override-failed-prompt = Unable to set custom display name. Error code: { $errorCode }. Error message: { $errorMsg }.
	user-page-self-name-prompt = Own display name in room:
	user-page-self-name-placeholder = Own display name in room...
	user-page-save-self-name-action = Save
	user-page-update-self-name-failed-prompt = Unable to set own display name in room. Error code: { $errorCode }. Error message: { $errorMsg }.

	room-invite-page-title = Inviting user to { $room }
	room-invite-page-invite-failed-prompt = Unable to invite user. Error code: { $errorCode }. Error message: { $errorMsg }.
	room-invite-invitee-matrix-id-placeholder = Matrix id of the user, e.g. @foo:example.org
	room-invite-invitee-matrix-id-prompt = User to invite:
	room-invite-page-invite-button = Invite
	room-invite-action = Invite to room...

	room-explore-state-action = View full room state...
	room-state-page-title = Room state of { $room }
	room-state-page-state-key = State key: "<code>{ $stateKey }</code>"

	confirm-upload-popup-title = Confirm upload
	confirm-upload-popup-prompt = You are about to upload "{ $file }" ({ $current } / { $total }).
	confirm-upload-popup-prompt-single-file = You are about to upload "{ $file }".
	confirm-upload-popup-accept-button = Upload
	confirm-upload-popup-cancel-button = Cancel

	action-cut = Cut
	action-copy = Copy
	action-paste = Paste
	action-undo = Undo
	action-redo = Redo
	action-delete = Delete
	action-select-all = Select All

	logout-failed-prompt = Logout failed. Please check your network and try again. Error code: { $errorCode }, error message: { $errorMsg }.

	confirm-logout-popup-title = Confirm logout
	confirm-logout-popup-prompt = Are you sure to logout?
	confirm-logout-popup-accept-button = Yes
	confirm-logout-popup-cancel-button = Cancel

	emoji-smileys-and-emotion = Smiley && Emotion
	emoji-people-and-body = People && Body
	emoji-animals-and-nature = Animals && Nature
	emoji-food-and-drink = Food && Drink
	emoji-travel-and-places = Travel && Places
	emoji-activities = Activities
	emoji-objects = Objects
	emoji-symbols = Symbols
	emoji-flags = Flags

	confirm-deletion-popup-title = Delete event
	confirm-deletion-popup-message = Are you sure you want to delete this event?
	confirm-deletion-popup-confirm-action = Delete
	confirm-deletion-popup-cancel-action = Cancel

	get-room-id-by-alias-failed-prompt = Unable to get room id by alias. Error code: { $errorCode }. Error message: { $errorMsg }.

	verifications-page-title = Device Verification
	verification-state-they-requested = requested to verify this device.
	verification-state-waiting = Waiting for the other party.
	verification-state-waiting-after-verified = Waiting for the other party.
	verification-state-confirm-code = Please confirm whether the codes match the other device.
	verification-state-done = The process is done.
	verification-state-cancelled = The process is cancelled.
	verification-action-ready = Continue
	verification-action-cancel = Cancel
	verification-action-confirm-sas-match = They match
	verification-action-deny-sas-match = They do not match
	verification-show-numbers = Show numbers instead
	verification-show-emojis = Show emojis instead
	diff --git a/src/matrix-room.cpp b/src/matrix-room.cpp
	index 1a916f1..aa46496 100644
	--- a/src/matrix-room.cpp
	+++ b/src/matrix-room.cpp
	@@ -1,592 +1,648 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	#include <kazv-defs.hpp>

	#include <string>

	#include <lager/setter.hpp>
	#include <nlohmann/json.hpp>
	#include <event.hpp>

	#include <QFile>
	#include <QMimeDatabase>

	#include "kazv-log.hpp"
	#include "matrix-room.hpp"
	#include "matrix-room-timeline.hpp"
	#include "matrix-room-pinned-events-timeline.hpp"
	#include "matrix-room-member.hpp"
	#include "matrix-room-member-list-model.hpp"
	#include "matrix-room-state.hpp"
	#include "matrix-promise.hpp"
	#include "matrix-event.hpp"
	#include "matrix-sticker-pack-list.hpp"
	#include "kazv-markdown.hpp"
	#include "qt-json.hpp"
	#include "qfunctionutils.hpp"

	#include "helper.hpp"

	using namespace Qt::Literals::StringLiterals;
	using namespace Kazv;
	using namespace std::string_literals;

	static const int typingDebounceMs = 500;
	static const int saveDraftDebounceMs = 5000;
	static const int typingTimeoutMs = 1000;

	MatrixRoom::MatrixRoom(Kazv::Room room, lager::reader<std::string> selfUserId, lager::reader<Kazv::Event> userGivenNicknameEvent, QObject *parent)
	: QObject(parent)
	, m_room(room)
	, m_userGivenNicknameEvent(userGivenNicknameEvent)
	, m_selfUserId(selfUserId)
	, m_memberNames(m_room.members())
	, m_powerLevels(m_room.powerLevels())
	, LAGER_QT(roomId)(m_room.roomId().xform(strToQt))
	, LAGER_QT(name)(m_room.nameOpt()[lager::lenses::or_default].xform(strToQt))
	, LAGER_QT(topic)(m_room.topic().xform(strToQt))
	, LAGER_QT(heroNames)(m_room.heroDisplayNames().xform(strListToQt))
	, LAGER_QT(heroEvents)(m_room.heroMemberEvents()
	.map([](const auto &events) {
	auto res = QList<QVariant>{};
	res.reserve(events.size());
	std::transform(events.begin(), events.end(),
	std::back_inserter(res),
	[](const auto &event) -> QVariant {
	return event.originalJson().get().template get<QJsonObject>();
	});
	return QVariant(res);
	}))
	, LAGER_QT(avatarMxcUri)(m_room.avatarMxcUri().xform(strToQt))
	, LAGER_QT(roomOrHeroAvatarMxcUri)(lager::with(m_room.heroMemberEvents(), m_room.avatarMxcUri())
	.map([](const auto &heroes, const auto &roomAvatar) {
	if (!roomAvatar.empty()) {
	return roomAvatar;
	}
	if (heroes.size() == 1) {
	return zug::reduce(roomMemberToAvatar(zug::last), std::string(), heroes);
	}
	return std::string();
	})
	.xform(strToQt))
	- , LAGER_QT(localDraft)(m_room.localDraft().xform(strToQt))
	+ , LAGER_QT(localDraft)(m_room.localDrafts().map(
	+ [](immer::flex_vector<Kazv::LocalDraft> drafts) {
	+ if (drafts.empty()) {
	+ return std::string{""};
	+ }
	+ return drafts.front().text;
	+ }).xform(strToQt))
	+ , LAGER_QT(prevDraft)(m_room.localDrafts().map(
	+ [](immer::flex_vector<Kazv::LocalDraft> drafts) {
	+ if (drafts.size() <= 1) {
	+ return std::string{""};
	+ }
	+ return drafts[1].text;
	+ }).xform(strToQt))
	+ , LAGER_QT(draftRelType)(m_room.localDrafts().map(
	+ [](immer::flex_vector<Kazv::LocalDraft> drafts) {
	+ if (drafts.empty()) {
	+ return std::string{""};
	+ }
	+ return drafts.front().relType;
	+ }).xform(strToQt))
	+ , LAGER_QT(draftRelTo)(m_room.localDrafts().map(
	+ [](immer::flex_vector<Kazv::LocalDraft> drafts) {
	+ if (drafts.empty()) {
	+ return std::string{""};
	+ }
	+ return drafts.front().relatedEventId;
	+ }).xform(strToQt))
	, LAGER_QT(encrypted)(m_room.encrypted())
	, LAGER_QT(tombstoned)(m_room.stateOpt({"m.room.tombstone"s, ""s}).map(
	[](auto c) { return c.has_value(); }))
	, LAGER_QT(memberNames)(m_memberNames.xform(strListToQt))
	, LAGER_QT(tagIds)(m_room.tags().map([](const auto &tagsMap) {
	return zug::into(
	QStringList(),
	zug::map([](const auto pair) {
	return QString::fromStdString(pair.first);
	}),
	tagsMap);
	}))
	, LAGER_QT(membership)(m_room.membership().map([](const auto &membership) { return static_cast<Membership>(membership); }))
	, LAGER_QT(unreadNotificationCount)(m_room.unreadNotificationEventIds().map([](const auto &cont) -> int { return cont.size(); }))
	, LAGER_QT(localReadMarker)(m_room.localReadMarker().xform(strToQt))
	, m_setTypingThrottled(QFunctionUtils::Throttle([self=QPointer<MatrixRoom>(this)]() {
	if (self) {
	self->setTypingImpl();
	}
	}, typingDebounceMs))
	, m_updateLocalDraftDebounced(QFunctionUtils::Debounce([self=QPointer<MatrixRoom>(this)]() {
	if (self) {
	- self->updateLocalDraftNow();
	+ self->updateLocalDraftTextNow();
	}
	}, saveDraftDebounceMs))
	, m_internalLocalDraft(std::nullopt)
	{
	lager::watch(m_powerLevels, [this](auto &&) {
	powerLevelsChanged();
	});
	}

	MatrixRoom::~MatrixRoom() {
	- updateLocalDraftNow();
	+ updateLocalDraftTextNow();
	}

	MatrixRoomTimeline *MatrixRoom::timeline() const
	{
	return new MatrixRoomTimeline(m_room);
	}

	MatrixRoomPinnedEventsTimeline *MatrixRoom::pinnedEventsTimeline() const
	{
	return new MatrixRoomPinnedEventsTimeline(m_room);
	}

	MatrixPromise *MatrixRoom::pinEvents(const QStringList &eventIds) const
	{
	return new MatrixPromise(m_room.pinEvents(intoImmer(
	immer::flex_vector<std::string>(),
	qStringToStd,
	eventIds)));
	}

	MatrixPromise *MatrixRoom::unpinEvents(const QStringList &eventIds) const
	{
	return new MatrixPromise(m_room.unpinEvents(intoImmer(
	immer::flex_vector<std::string>(),
	qStringToStd,
	eventIds)));
	}

	static void maybeAddRelations(nlohmann::json &msg, const QString &relType, const QString &relatedTo)
	{
	if (relatedTo.isEmpty()) {
	return;
	}

	if (relType == u"m.in_reply_to"_s) {
	msg["content"]["m.relates_to"] = nlohmann::json{
	{"m.in_reply_to", {
	{"event_id", relatedTo},
	}},
	};
	} else {
	msg["content"]["m.relates_to"] = nlohmann::json{
	{"rel_type", relType},
	{"event_id", relatedTo},
	};
	}
	}

	static const std::string HTML_FORMAT = "org.matrix.custom.html";

	nlohmann::json makeTextMessageJson(const QString &text, const QString &relType, const QString &relatedTo, Event replyToEvent)
	{
	auto msg = nlohmann::json{
	{"type", "m.room.message"},
	{"content", {
	{"msgtype", "m.text"},
	{"body", text},
	}},
	};

	std::string replyToBody;
	if (relType == u"m.in_reply_to"_s && !relatedTo.isEmpty()) {
	auto replyToContent = replyToEvent.content().get();
	if (replyToContent.contains("format")
	&& replyToContent["format"] == HTML_FORMAT
	&& replyToContent.contains("formatted_body")
	&& replyToContent["formatted_body"].is_string()) {
	replyToBody = replyToContent["formatted_body"].template get<std::string>();
	auto replyPos = replyToBody.find("</mx-reply>");
	if (replyPos != std::string::npos) {
	replyToBody.erase(0, replyPos + std::string("</mx-reply>").size());
	}
	} else if (replyToContent.contains("body") && replyToContent["body"].is_string()) {
	replyToBody = markdownToHtml(replyToContent["body"].template get<std::string>()).html;
	}

	if (!replyToBody.empty()) {
	replyToBody = "<mx-reply><blockquote>" + replyToBody + "</blockquote></mx-reply>";
	}
	}
	auto richText = markdownToHtml(text.toStdString());
	msg["content"]["format"] = HTML_FORMAT;
	msg["content"]["formatted_body"] = replyToBody + richText.html;
	auto mentions = richText.mentions;
	if (!replyToEvent.sender().empty()
	&& std::find(mentions.begin(), mentions.end(), replyToEvent.sender()) == mentions.end()) {
	mentions = std::move(mentions).push_back(replyToEvent.sender());
	}

	if (!mentions.empty()) {
	msg["content"]["m.mentions"] = {
	{"user_ids", mentions},
	};
	}

	if (relType == u"m.replace"_s && !relatedTo.isEmpty()) {
	msg["content"]["m.new_content"] = msg["content"];
	}

	maybeAddRelations(msg, relType, relatedTo);
	return msg;
	}

	void MatrixRoom::sendMessage(const QJsonObject &eventJson, const QString &relType, const QString &relatedTo) const
	{
	auto msg = nlohmann::json(eventJson);
	maybeAddRelations(msg, relType, relatedTo);
	m_room.sendMessage(Event(msg));
	}

	void MatrixRoom::sendTextMessage(QString text, const QString &relType, QString relatedTo) const
	{
	Event replyToEvent = (relType == u"m.in_reply_to"_s && !relatedTo.isEmpty())
	? m_room.message(lager::make_constant(relatedTo.toStdString())).make().get()
	: Event();
	auto j = makeTextMessageJson(text, relType, relatedTo, replyToEvent);
	m_room.sendMessage(Event(j));
	}

	void MatrixRoom::sendMediaFileMessage(
	QString fileName, QString mimeType, qint64 fileSize, QString mxcUri,
	const QString &relType, const QString &relatedTo) const
	{
	auto j = makeMediaFileMessageJson(
	fileName, mimeType, fileSize, mxcUri, relType, relatedTo);
	Kazv::Event e{j};
	m_room.sendMessage(e);
	}

	void MatrixRoom::sendEncryptedFileMessage(const QString &fileName, const QString &mimeType,
	const qint64 fileSize, const QString &mxcUri,
	const QString &key, const QString &iv, const QByteArray &hash,
	const QString &relType, const QString &relatedTo) const
	{
	auto j = makeEncryptedFileMessageJson(
	fileName, mimeType, fileSize, mxcUri,
	key, iv, hash, relType, relatedTo);
	Kazv::Event e{j};
	m_room.sendMessage(e);
	}

	static nlohmann::json makeReactionJson(QString text, QString relatedTo)
	{
	auto msg = nlohmann::json{
	{"type", "m.reaction"},
	{"content", {
	{"m.relates_to", {
	{"rel_type", "m.annotation"},
	{"event_id", relatedTo.toStdString()},
	{"key", text.toStdString()},
	}},
	}},
	};

	return msg;
	}

	void MatrixRoom::sendReaction(QString text, QString relatedTo) const
	{
	auto j = makeReactionJson(text, relatedTo);
	m_room.sendMessage(Event(j));
	}

	void MatrixRoom::resendMessage(QString txnId) const
	{
	m_room.resendMessage(txnId.toStdString());
	}

	MatrixPromise *MatrixRoom::sendStateEvent(const QJsonObject &eventJson) const
	{
	return new MatrixPromise(m_room.sendStateEvent(Event(json(eventJson))));
	}

	MatrixPromise *MatrixRoom::setSelfName(const QString &name) const
	{
	auto eventJson = m_room.state({"m.room.member", m_selfUserId.get()}).make().get().originalJson().get();
	eventJson.merge_patch(json{
	{"content", {
	{"displayname", name.toStdString()},
	}},
	});

	return new MatrixPromise(m_room.sendStateEvent(Event(json(eventJson))));
	}

	nlohmann::json MatrixRoom::makeMediaFileMessageJson(
	QString fileName, QString mimeType, qint64 fileSize, QString mxcUri,
	const QString &relType, const QString &relatedTo) const
	{
	static auto available_msgtype = std::array<std::string, 3>{"m.audio", "m.video", "m.image"};
	auto try_msgtype = std::find(available_msgtype.begin(), available_msgtype.end(),
	u"m."_s.append(mimeType.split(u'/')[0]).toStdString());
	std::string msgtype;
	if (try_msgtype == available_msgtype.end()) {
	msgtype = "m.file";
	} else {
	msgtype = *try_msgtype;
	}
	auto msg = nlohmann::json {
	{"type", "m.room.message"},
	{"content", {
	{"msgtype", msgtype},
	{"body", fileName.toStdString()},
	{"url", mxcUri.toStdString()},
	{"info", {
	{"size", fileSize},
	{"mimetype", mimeType.toStdString()}
	}}
	}}
	};
	maybeAddRelations(msg, relType, relatedTo);
	return msg;
	}

	nlohmann::json MatrixRoom::makeEncryptedFileMessageJson(const QString &fileName, const QString &mimeType,
	const qint64 fileSize, const QString &mxcUri,
	const QString &key, const QString &iv, const QByteArray &hash,
	const QString &relType, const QString &relatedTo) const
	{
	static auto available_msgtype = std::array<std::string, 3>{"m.audio", "m.video", "m.image"};
	auto try_msgtype = std::find(available_msgtype.begin(), available_msgtype.end(),
	u"m."_s.append(mimeType.split(u'/')[0]).toStdString());
	std::string msgtype;
	if (try_msgtype == available_msgtype.end()) {
	msgtype = "m.file";
	} else {
	msgtype = *try_msgtype;
	}
	auto msg = nlohmann::json {
	{"type", "m.room.message"},
	{"content", {
	{"msgtype", msgtype},
	{"body", fileName.toStdString()},
	{"file", {
	{"url", mxcUri.toStdString()},
	{"key", {
	{"kty", "oct"},
	{"key_ops", nlohmann::json::array({"encrypt", "decrypt"})},
	{"alg", "A256CTR"},
	{"k", key.toStdString()},
	{"ext", true}
	}},
	{"iv", iv.toStdString()},
	{"hashes", {
	{"sha256", hash.toStdString()}
	}},
	{"v", "v2"}
	}},
	{"info", {
	{"size", fileSize},
	{"mimetype", mimeType.toStdString()}
	}}
	}}
	};
	maybeAddRelations(msg, relType, relatedTo);
	return msg;
	}

	MatrixPromise *MatrixRoom::redactEvent(QString eventId, QString reason) const
	{
	qCInfo(kazvLog) << "redactEvent(" << eventId << ", " << reason << ")";
	return new MatrixPromise(m_room.redactEvent(
	eventId.toStdString(),
	reason.isEmpty() ? std::nullopt : std::optional<std::string>(reason.toStdString())
	));
	}

	MatrixPromise *MatrixRoom::removeLocalEcho(QString txnId) const
	{
	return new MatrixPromise(m_room.removeLocalEcho(txnId.toStdString()));
	}

	MatrixPromise *MatrixRoom::addOrSetTag(QString tagId) const
	{
	return new MatrixPromise(m_room.addOrSetTag(tagId.toStdString()));
	}

	MatrixPromise *MatrixRoom::removeTag(QString tagId) const
	{
	return new MatrixPromise(m_room.removeTag(tagId.toStdString()));
	}

	MatrixPromise *MatrixRoom::paginateBackFrom(QString eventId) const
	{
	return new MatrixPromise(m_room.paginateBackFromEvent(eventId.toStdString()));
	}

	MatrixPromise *MatrixRoom::leaveRoom() const
	{
	return new MatrixPromise(m_room.leave());
	}

	MatrixPromise *MatrixRoom::forgetRoom() const
	{
	return new MatrixPromise(m_room.forget());
	}

	MatrixRoomMember *MatrixRoom::memberAt(int index) const
	{
	return new MatrixRoomMember(m_room.memberEventByCursor(
	m_memberNames[index][lager::lenses::or_default]));
	}

	MatrixRoomMember *MatrixRoom::member(QString userId) const
	{
	return new MatrixRoomMember(m_room.memberEventFor(userId.toStdString()));
	}

	MatrixRoomState *MatrixRoom::allState() const
	{
	return new MatrixRoomState(m_room.stateEvents());
	}

	MatrixEvent *MatrixRoom::state(const QString &type, const QString &stateKey) const
	{
	return new MatrixEvent(m_room.state({type.toStdString(), stateKey.toStdString()}));
	}

	MatrixEvent *MatrixRoom::messageById(QString eventId) const
	{
	return new MatrixEvent(
	m_room.message(lager::make_constant(eventId.toStdString()))
	.map([](const auto &e) -> std::variant<Kazv::Event, Kazv::LocalEchoDesc> { return e; }),
	m_room
	);
	}

	MatrixEvent *MatrixRoom::localEchoById(QString txnId) const
	{
	return new MatrixEvent(
	m_room.localEcho(lager::make_constant(txnId.toStdString()))
	.map([](const auto &e) -> std::variant<Kazv::Event, Kazv::LocalEchoDesc> { return e; }),
	m_room
	);
	}

	MatrixRoomMemberListModel *MatrixRoom::typingUsers() const
	{
	return new MatrixRoomMemberListModel(
	m_room.typingMemberEvents()
	.xform(containerMap(EventList{}, zug::filter([self=m_selfUserId.make().get()](const auto &e) {
	return e.stateKey() != self;
	})))
	);
	}

	void MatrixRoom::setTyping(bool typing)
	{
	if (typing) {
	m_setTypingThrottled();
	} else {
	m_room.setTyping(false, std::nullopt);
	}
	}

	void MatrixRoom::setTypingImpl()
	{
	m_room.setTyping(true, typingTimeoutMs);
	}

	-void MatrixRoom::setLocalDraft(QString localDraft)
	+
	+
	+void MatrixRoom::setLocalDraftText(QString localDraft)
	{
	// To avoid heavy computations when updating the local draft again
	// and again, we only set our internal state. **Assume only
	// one MatrixRoom can deal with the local draft** at the same time,
	// it is safe to update it debounced and when we are destructed.
	// See also the destructor.
	m_internalLocalDraft = localDraft;
	m_updateLocalDraftDebounced();
	}

	-void MatrixRoom::updateLocalDraftNow()
	+void MatrixRoom::updateLocalDraftTextNow()
	{
	if (m_internalLocalDraft.has_value()) {
	m_room.setLocalDraft(m_internalLocalDraft.value().toStdString());
	m_internalLocalDraft = std::nullopt;
	}
	}

	+MatrixPromise *MatrixRoom::pushLocalDraft(const QString &localDraft,
	+ const QString &draftRelType, const QString &draftRelTo)
	+{
	+ updateLocalDraftTextNow();
	+ return new MatrixPromise(m_room.pushLocalDraft(localDraft.toStdString(),
	+ draftRelType.toStdString(), draftRelTo.toStdString()));
	+}
	+
	+MatrixPromise *MatrixRoom::popLocalDraft()
	+{
	+ return new MatrixPromise(m_room.popLocalDraft());
	+}
	+
	+MatrixPromise *MatrixRoom::setLocalDraft(const QString &localDraft,
	+ const QString &draftRelType, const QString &draftRelTo)
	+{
	+ return new MatrixPromise(m_room.setLocalDraft(localDraft.toStdString(),
	+ draftRelType.toStdString(), draftRelTo.toStdString()));
	+}
	+
	+MatrixPromise *MatrixRoom::setLocalDraftRel(
	+ const QString draftRelType, const QString draftRelTo)
	+{
	+ return new MatrixPromise(m_room.setLocalDraftRel(draftRelType.toStdString(),
	+ draftRelTo.toStdString()));
	+}
	+
	MatrixRoomMemberListModel *MatrixRoom::members() const
	{
	return new MatrixRoomMemberListModel(
	m_room.joinedMemberEvents(),
	QString(),
	m_userGivenNicknameEvent
	);
	}

	MatrixRoomMemberListModel *MatrixRoom::bannedMembers() const
	{
	return new MatrixRoomMemberListModel(
	m_room.bannedMemberEvents(),
	QString(),
	m_userGivenNicknameEvent
	);
	}

	qint64 MatrixRoom::userPowerLevel(const QString &userId) const
	{
	auto e = m_powerLevels.get().normalizedEvent().content().get();
	auto userIdStd = userId.toStdString();
	return e.at("users").contains(userIdStd)
	? e.at("users")[userIdStd].template get<Kazv::PowerLevel>()
	: e.at("users_default").template get<Kazv::PowerLevel>();
	}

	MatrixPromise *MatrixRoom::setUserPowerLevel(const QString &userId, qint64 powerLevel) const
	{
	auto next = m_powerLevels.get().setUser(userId.toStdString(), powerLevel);
	return new MatrixPromise(m_room.sendStateEvent(next.originalEvent()));
	}

	MatrixPromise *MatrixRoom::unsetUserPowerLevel(const QString &userId) const
	{
	auto next = m_powerLevels.get().setUser(userId.toStdString(), std::nullopt);
	return new MatrixPromise(m_room.sendStateEvent(next.originalEvent()));
	}

	MatrixPromise *MatrixRoom::getStateEvent(const QString &type, const QString &stateKey) const
	{
	return new MatrixPromise(m_room.getStateEvent(
	type.toStdString(), stateKey.toStdString()
	));
	}

	MatrixPromise *MatrixRoom::ensureStateEvent(const QString &type, const QString &stateKey) const
	{
	if (m_room
	.stateOpt({type.toStdString(), stateKey.toStdString()})
	.make()
	.get()
	.has_value()) {
	return MatrixPromise::createResolved(true, QJsonObject());
	} else {
	return getStateEvent(type, stateKey);
	}
	}

	MatrixPromise *MatrixRoom::refreshState() const
	{
	return new MatrixPromise(m_room.refreshRoomState());
	}

	MatrixPromise *MatrixRoom::kickUser(const QString &userId, const QString &reason) const
	{
	return new MatrixPromise(m_room.kick(userId.toStdString(), reason.toStdString()));
	}

	MatrixPromise *MatrixRoom::banUser(const QString &userId, const QString &reason) const
	{
	return new MatrixPromise(m_room.ban(userId.toStdString(), reason.toStdString()));
	}

	MatrixPromise *MatrixRoom::unbanUser(const QString &userId) const
	{
	return new MatrixPromise(m_room.unban(userId.toStdString()));
	}

	MatrixPromise *MatrixRoom::inviteUser(const QString &userId) const
	{
	return new MatrixPromise(m_room.invite(userId.toStdString()));
	}

	MatrixPromise *MatrixRoom::postReadReceipt(const QString &eventId) const
	{
	return new MatrixPromise(m_room.postReceipt(eventId.toStdString()));
	}

	MatrixPromise *MatrixRoom::setName(const QString &newName) const
	{
	return new MatrixPromise(m_room.setName(newName.toStdString()));
	}

	MatrixPromise *MatrixRoom::setTopic(const QString &newTopic) const
	{
	return new MatrixPromise(m_room.setTopic(newTopic.toStdString()));
	}

	MatrixStickerPackList *MatrixRoom::stickerPackList() const
	{
	return new MatrixStickerPackList(m_room);
	}
	diff --git a/src/matrix-room.hpp b/src/matrix-room.hpp
	index 1e92ff8..188685b 100644
	--- a/src/matrix-room.hpp
	+++ b/src/matrix-room.hpp
	@@ -1,193 +1,207 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	#pragma once
	#include <kazv-defs.hpp>

	#include <QObject>
	#include <QQmlEngine>
	#include <QUrl>
	#include <QTimer>

	#include <lager/extra/qt.hpp>

	#include <client/room/room.hpp>
	Q_MOC_INCLUDE("matrix-room-timeline.hpp")
	Q_MOC_INCLUDE("matrix-room-pinned-events-timeline.hpp")
	Q_MOC_INCLUDE("matrix-sticker-pack-list.hpp")
	Q_MOC_INCLUDE("matrix-room-state.hpp")

	class MatrixRoomTimeline;
	class MatrixRoomPinnedEventsTimeline;
	class MatrixRoomMember;
	class MatrixPromise;
	class MatrixRoomMemberListModel;
	class MatrixEvent;
	class MatrixStickerPackList;
	class MatrixRoomState;

	nlohmann::json makeTextMessageJson(const QString &text, const QString &relType, const QString &relatedTo, Kazv::Event replyToEvent);

	class MatrixRoom : public QObject
	{
	Q_OBJECT
	QML_ELEMENT
	QML_UNCREATABLE("")

	Kazv::Room m_room;
	lager::reader<Kazv::Event> m_userGivenNicknameEvent;
	lager::reader<std::string> m_selfUserId;
	lager::reader<immer::flex_vector<std::string>> m_memberNames;
	lager::reader<Kazv::PowerLevelsDesc> m_powerLevels;

	public:
	enum Membership {
	Invite = Kazv::RoomMembership::Invite,
	Join = Kazv::RoomMembership::Join,
	Leave = Kazv::RoomMembership::Leave,
	};
	Q_ENUM(Membership);

	explicit MatrixRoom(Kazv::Room room, lager::reader<std::string> selfUserId, lager::reader<Kazv::Event> userGivenNicknameEvent = lager::make_constant(Kazv::Event()), QObject *parent = 0);
	~MatrixRoom() override;

	LAGER_QT_READER(QString, roomId);
	LAGER_QT_READER(QString, name);
	LAGER_QT_READER(QString, topic);
	LAGER_QT_READER(QStringList, heroNames);
	LAGER_QT_READER(QVariant, heroEvents);
	LAGER_QT_READER(QString, avatarMxcUri);
	LAGER_QT_READER(QString, roomOrHeroAvatarMxcUri);
	LAGER_QT_READER(QString, localDraft);
	+ LAGER_QT_READER(QString, prevDraft);
	+ LAGER_QT_READER(QString, draftRelType);
	+ LAGER_QT_READER(QString, draftRelTo);
	LAGER_QT_READER(bool, encrypted);
	LAGER_QT_READER(bool, tombstoned);

	LAGER_QT_READER(QStringList, memberNames);
	LAGER_QT_READER(QStringList, tagIds);
	LAGER_QT_READER(Membership, membership);
	LAGER_QT_READER(int, unreadNotificationCount);
	LAGER_QT_READER(QString, localReadMarker);

	Q_INVOKABLE MatrixRoomMember *memberAt(int index) const;

	Q_INVOKABLE MatrixRoomMember *member(QString userId) const;

	Q_INVOKABLE MatrixRoomState *allState() const;

	Q_INVOKABLE MatrixEvent *state(const QString &type, const QString &stateKey) const;

	Q_INVOKABLE MatrixRoomTimeline *timeline() const;

	Q_INVOKABLE MatrixRoomPinnedEventsTimeline *pinnedEventsTimeline() const;

	Q_INVOKABLE MatrixPromise *pinEvents(const QStringList &eventIds) const;

	Q_INVOKABLE MatrixPromise *unpinEvents(const QStringList &eventIds) const;

	Q_INVOKABLE MatrixEvent *messageById(QString eventId) const;

	Q_INVOKABLE MatrixEvent *localEchoById(QString txnId) const;

	Q_INVOKABLE void sendMessage(const QJsonObject &eventJson, const QString &relType, const QString &relatedTo) const;

	Q_INVOKABLE void sendTextMessage(QString text, const QString &relType, QString relatedTo) const;

	Q_INVOKABLE void sendMediaFileMessage(QString fileName, QString mimeType,
	qint64 fileSize, QString mxcUri,
	const QString &relType, const QString &relatedTo) const;

	Q_INVOKABLE void sendEncryptedFileMessage(const QString &fileName, const QString& mimeType,
	const qint64 fileSize, const QString& mxcUri,
	const QString &key, const QString &iv, const QByteArray &hash,
	const QString &relType, const QString &relatedTo) const;

	Q_INVOKABLE void sendReaction(QString text, QString relatedTo) const;

	Q_INVOKABLE void resendMessage(QString txnId) const;

	Q_INVOKABLE MatrixPromise *sendStateEvent(const QJsonObject &eventJson) const;

	Q_INVOKABLE MatrixPromise *setSelfName(const QString &name) const;

	Q_INVOKABLE MatrixPromise *redactEvent(QString eventId, QString reason) const;

	Q_INVOKABLE MatrixPromise *removeLocalEcho(QString txnId) const;

	Q_INVOKABLE MatrixRoomMemberListModel *typingUsers() const;

	Q_INVOKABLE void setTyping(bool typing);

	- Q_INVOKABLE void setLocalDraft(QString localDraft);
	+ Q_INVOKABLE void setLocalDraftText(QString localDraft);

	- Q_INVOKABLE void updateLocalDraftNow();
	+ Q_INVOKABLE void updateLocalDraftTextNow();
	+
	+ Q_INVOKABLE MatrixPromise *pushLocalDraft(const QString &localDraft,
	+ const QString &draftRelType, const QString &draftRelTo);
	+
	+ Q_INVOKABLE MatrixPromise *popLocalDraft();
	+
	+ Q_INVOKABLE MatrixPromise *setLocalDraft(const QString &localDraft,
	+ const QString &draftRelType, const QString &draftRelTo);
	+
	+ Q_INVOKABLE MatrixPromise *setLocalDraftRel(
	+ const QString draftRelType, const QString draftRelTo);

	Q_INVOKABLE MatrixPromise *addOrSetTag(QString tagId) const;

	Q_INVOKABLE MatrixPromise *removeTag(QString tagId) const;

	Q_INVOKABLE MatrixPromise *paginateBackFrom(QString eventId) const;

	Q_INVOKABLE MatrixPromise *leaveRoom() const;

	Q_INVOKABLE MatrixPromise *forgetRoom() const;

	Q_INVOKABLE MatrixRoomMemberListModel *members() const;

	Q_INVOKABLE MatrixRoomMemberListModel *bannedMembers() const;

	Q_INVOKABLE qint64 userPowerLevel(const QString &userId) const;

	Q_INVOKABLE MatrixPromise *setUserPowerLevel(const QString &userId, qint64 powerLevel) const;

	Q_INVOKABLE MatrixPromise *unsetUserPowerLevel(const QString &userId) const;

	Q_INVOKABLE MatrixPromise *getStateEvent(const QString &type, const QString &stateKey) const;

	Q_INVOKABLE MatrixPromise *ensureStateEvent(const QString &type, const QString &stateKey) const;

	Q_INVOKABLE MatrixPromise *refreshState() const;

	Q_INVOKABLE MatrixPromise *kickUser(const QString &userId, const QString &reason) const;

	Q_INVOKABLE MatrixPromise *banUser(const QString &userId, const QString &reason = QStringLiteral()) const;

	Q_INVOKABLE MatrixPromise *unbanUser(const QString &userId) const;

	Q_INVOKABLE MatrixPromise *inviteUser(const QString &userId) const;

	Q_INVOKABLE MatrixPromise *postReadReceipt(const QString &eventId) const;

	Q_INVOKABLE MatrixPromise *setName(const QString &newName) const;

	Q_INVOKABLE MatrixPromise *setTopic(const QString &newTopic) const;

	/**
	* Get the sticker pack list defined in this room.
	*
	* @return A list of sticker packs defined in this room.
	*/
	Q_INVOKABLE MatrixStickerPackList *stickerPackList() const;

	Q_SIGNALS:
	void powerLevelsChanged();

	protected:
	nlohmann::json makeMediaFileMessageJson(QString fileName, QString mimeType,
	qint64 fileSize, QString mxcUri,
	const QString &relType, const QString &relatedTo) const;
	nlohmann::json makeEncryptedFileMessageJson(const QString &fileName, const QString &mimeType,
	const qint64 fileSize, const QString &mxcUri,
	const QString &key, const QString &iv, const QByteArray &hash,
	const QString &relType, const QString &relatedTo) const;

	private Q_SLOTS:
	void setTypingImpl();

	private:
	std::function<void()> m_setTypingThrottled;
	std::function<void()> m_updateLocalDraftDebounced;
	std::optional<QString> m_internalLocalDraft;
	};
	diff --git a/src/tests/quick-tests/tst_SendMessageBoxDrafts.qml b/src/tests/quick-tests/tst_SendMessageBoxDrafts.qml
	index 8fb494a..41ff73b 100644
	--- a/src/tests/quick-tests/tst_SendMessageBoxDrafts.qml
	+++ b/src/tests/quick-tests/tst_SendMessageBoxDrafts.qml
	@@ -1,118 +1,281 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	import QtQuick 2.15
	import QtQuick.Layouts 1.15
	import QtQuick.Controls 2.15
	import QtTest 1.0

	import org.kde.kirigami 2.13 as Kirigami

	import '../../contents/ui' as Kazv
	import 'test-helpers.js' as JsHelpers
	import 'test-helpers' as QmlHelpers

	QmlHelpers.TestItem {
	id: item

	function makeRoom () {
	return {
	timeline () {
	return {
	count: 0,
	gaps: {},
	at () { return {}; },
	};
	},
	messageById () { return {}; },
	member () { return {}; },
	localDraft: '',
	+ setLocalDraftText: mockHelper.noop(),
	setLocalDraft: mockHelper.noop(),
	+ setLocalDraftRel: mockHelper.noop(),
	+ pushLocalDraft: mockHelper.promise(),
	+ popLocalDraft: mockHelper.promise(),
	updateLocalDraftNow: mockHelper.func(function () {
	- this.localDraft = this.setLocalDraft.lastArgs()[0];
	+ this.localDraft = this.setLocalDraftText.lastArgs()[0];
	}),
	+ draftRelType: '',
	+ draftRelTo: '',
	+ prevDraft: 'prevDraft',
	};
	}

	property var room: makeRoom()
	property var room2: makeRoom()

	+ function makeRoomWithDraft() {
	+ const room = makeRoom();
	+ room.localDraft = 'some draft';
	+ room.draftRelType = 'm.replace';
	+ room.draftRelTo = '$eventid';
	+ return room;
	+ }
	+
	property var sendMessageBoxComp: Component {
	id: comp
	Kirigami.Page {
	id: page
	Label {
	text: 'room 1'
	}
	footer: Item {
	height: childrenRect.height
	width: parent.width
	Kazv.SendMessageBox {
	room: item.room
	}
	}
	}
	}

	property var sendMessageBoxComp2: Component {
	id: comp2
	Kirigami.Page {
	id: page
	Label {
	text: 'room 2'
	}
	footer: Item {
	height: childrenRect.height
	width: parent.width
	Kazv.SendMessageBox {
	room: item.room2
	}
	}
	}
	}

	+ property var sendMessageBoxComp3: Component {
	+ id: comp3
	+ Kirigami.Page {
	+ id: page
	+ property var room: makeRoom()
	+ Label {
	+ text: 'room 3'
	+ }
	+ footer: Item {
	+ height: childrenRect.height
	+ width: parent.width
	+ Kazv.SendMessageBox {
	+ room: page.room
	+ }
	+ }
	+ }
	+ }
	+
	+ property var sendMessageBoxComp4: Component {
	+ id: comp4
	+ Kirigami.Page {
	+ id: page
	+ property var room: makeRoomWithDraft()
	+ Label {
	+ text: 'room 3'
	+ }
	+ footer: Item {
	+ height: childrenRect.height
	+ width: parent.width
	+ Kazv.SendMessageBox {
	+ room: page.room
	+ }
	+ }
	+ }
	+ }
	+
	property var mockMainPageComp: Component {
	id: mockMainPageComp
	Kirigami.Page {}
	}

	Kirigami.ApplicationWindow {
	id: window
	}

	TestCase {
	id: sendMessageBoxDraftsTest
	name: 'SendMessageBoxDraftsTest'
	when: windowShown

	+ function init() {
	+ mockHelper.clearAll();
	+ }
	+
	+ function cleanup() {
	+ window.pageStack.clear();
	+ }
	+
	function test_saveDraftsOnSwitching() {
	// simulates the MainPage when starting up kazv
	window.pageStack.push(mockMainPageComp);
	// a room page is pushed, here we simulate it with only the send
	// message box, as other things are unrelevant
	window.pageStack.push(comp);
	const textArea = findChild(window.pageStack, 'draftMessage');
	verify(textArea);
	// change text
	textArea.text = 'foo';
	// verify that the draft is saved internally but not propagated
	verify(item.room.localDraft === '');
	- verify(item.room.setLocalDraft.lastArgs()[0] === 'foo');
	+ verify(item.room.setLocalDraftText.lastArgs()[0] === 'foo');

	// go back to MainPage
	window.pageStack.goBack();
	verify(window.pageStack.currentIndex === 0);
	// push another room page
	window.pageStack.push(comp2);
	verify(window.pageStack.currentIndex === 1);
	// should be the draft for that room, so it is empty
	tryVerify(() => findChild(window.pageStack, 'draftMessage').text === '', 1000);
	// verify that the draft is propagated
	tryVerify(() => item.room.localDraft === 'foo', 1000);
	verify(item.room.updateLocalDraftNow.calledTimes() === 1);
	}
	+
	+ function test_restoreDraftOnExitEditing() {
	+ window.pageStack.push(comp3);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ textArea.text = 'some draft';
	+ sendMessageBox.setDraftRelation('m.replace', '$someevent', 'some new draft');
	+
	+ const confirmSaveDraftOverlay = findChild(window.pageStack, 'confirmSaveDraftOverlay');
	+ verify(confirmSaveDraftOverlay.visible);
	+ const confirmBtn = findChild(confirmSaveDraftOverlay, 'confirmButton');
	+ confirmBtn.click();
	+
	+ compare(room.pushLocalDraft.calledTimes(), 1);
	+ // m.replace will change textArea
	+ textArea.text = 'foo';
	+ // Exit editing
	+ sendMessageBox.resetDraftRelation();
	+ // Old draft has been restored.
	+ compare(room.popLocalDraft.calledTimes(), 1);
	+ }
	+
	+ function test_confirmSaveDraftOverlayCancel() {
	+ window.pageStack.push(comp3);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ textArea.text = 'some draft';
	+ sendMessageBox.setDraftRelation('m.replace', '$someevent', 'some new draft');
	+ const confirmSaveDraftOverlay = findChild(window.pageStack, 'confirmSaveDraftOverlay');
	+ verify(confirmSaveDraftOverlay);
	+ const cancelBtn = findChild(confirmSaveDraftOverlay, 'noopButton');
	+ cancelBtn.click();
	+
	+ compare(room.pushLocalDraft.calledTimes(), 0);
	+ compare(room.setLocalDraft.calledTimes(), 0);
	+ }
	+
	+ function test_confirmSaveDraftOverlayDiscard() {
	+ window.pageStack.push(comp3);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ textArea.text = 'some draft';
	+ sendMessageBox.setDraftRelation('m.replace', '$someevent', 'some new draft');
	+ const confirmSaveDraftOverlay = findChild(window.pageStack, 'confirmSaveDraftOverlay');
	+ verify(confirmSaveDraftOverlay);
	+ const discardBtn = findChild(confirmSaveDraftOverlay, 'rejectButton');
	+ discardBtn.click();
	+
	+ compare(room.setLocalDraft.calledTimes(), 1);
	+ compare(room.setLocalDraft.lastArgs()[0], 'some new draft');
	+ compare(room.setLocalDraft.lastArgs()[1], 'm.replace');
	+ compare(room.setLocalDraft.lastArgs()[2], '$someevent');
	+ }
	+
	+ function test_confirmDiscardDraftOverlayDiscard() {
	+ window.pageStack.push(comp4);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ const removeRelatedBtn = findChild(sendMessageBox, 'removeRelatedToButton');
	+ removeRelatedBtn.click();
	+ const confirmDiscardDraftOverlay = findChild(window.pageStack, 'confirmDiscardDraftOverlay');
	+ verify(confirmDiscardDraftOverlay.visible);
	+ const discardBtn = findChild(confirmDiscardDraftOverlay, 'confirmButton');
	+ discardBtn.click();
	+
	+ compare(room.popLocalDraft.calledTimes(), 1);
	+ }
	+
	+ function test_confirmDiscardDraftOverlayCancel() {
	+ window.pageStack.push(comp4);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ const removeRelatedBtn = findChild(sendMessageBox, 'removeRelatedToButton');
	+ removeRelatedBtn.click();
	+ const confirmDiscardDraftOverlay = findChild(window.pageStack, 'confirmDiscardDraftOverlay');
	+ verify(confirmDiscardDraftOverlay.visible);
	+ const cancelBtn = findChild(confirmDiscardDraftOverlay, 'noopButton');
	+ cancelBtn.click();
	+
	+ compare(room.popLocalDraft.calledTimes(), 0);
	+ compare(room.setLocalDraftRel.calledTimes(), 0);
	+ }
	+
	+ function test_confirmDiscardDraftOverlayKeep() {
	+ window.pageStack.push(comp4);
	+ const room = window.pageStack.currentItem.room;
	+ const sendMessageBox = findChild(window.pageStack, 'sendMessageBox');
	+ const textArea = findChild(window.pageStack, 'draftMessage');
	+ const removeRelatedBtn = findChild(sendMessageBox, 'removeRelatedToButton');
	+ removeRelatedBtn.click();
	+ const confirmDiscardDraftOverlay = findChild(window.pageStack, 'confirmDiscardDraftOverlay');
	+ verify(confirmDiscardDraftOverlay.visible);
	+ const keepBtn = findChild(confirmDiscardDraftOverlay, 'rejectButton');
	+ keepBtn.click();
	+
	+ compare(room.setLocalDraftRel.calledTimes(), 1);
	+ compare(room.setLocalDraftRel.lastArgs()[0], '');
	+ compare(room.setLocalDraftRel.lastArgs()[1], '');
	+ }
	}
	}

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