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	diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
	index a71adb4..de1192c 100644
	--- a/src/CMakeLists.txt
	+++ b/src/CMakeLists.txt
	@@ -1,288 +1,290 @@
	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
	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-event-reader.cpp
	matrix-event-reader-list-model.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
	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
	)

	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${QT_MAJOR_VERSION}::Widgets
	KF${KF_MAJOR_VERSION}::ConfigCore KF${KF_MAJOR_VERSION}::KIOCore
	KF${KF_MAJOR_VERSION}::Notifications
	KF${KF_MAJOR_VERSION}::CoreAddons
	${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
	MainPage.qml
	TabView.qml
	Tab.qml
	ClosableScrollablePage.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
	Bubble.qml
	MediaFileMenu.qml
	KazvIOMenu.qml
	ConfirmUploadPopup.qml
	StickerPicker.qml
	AddStickerPopup.qml
	ConfirmationOverlay.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

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

	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/Main.qml b/src/contents/ui/Main.qml
	index 50f691c..db6ef15 100644
	--- a/src/contents/ui/Main.qml
	+++ b/src/contents/ui/Main.qml
	@@ -1,352 +1,358 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	import QtQuick
	import org.kde.kirigami as Kirigami
	import QtQuick.Layouts
	import QtQuick.Controls
	import moe.kazv.mxc.kazv as MK

	import '.' as Kazv
	import 'shortcuts' as KazvShortcuts

	import 'l10n.js' as L10n

	Kirigami.ApplicationWindow {
	id: root

	property var kazvIOManager: MK.KazvIOManager {
	cacheDirectory: kazvConfig.cacheDirectory
	}

	property var matrixSdk: MK.MatrixSdk {
	onLoginSuccessful: {
	switchToMainPage();
	recordLastSession();
	}
	onLoginFailed: {
	console.log("Login Failed");
	showPassiveNotification(l10n.get('login-page-request-failed-prompt', { errorCode, errorMsg }));
	}
	onDiscoverFailed: {
	console.log("Discover Failed");
	showPassiveNotification(l10n.get('login-page-discover-failed-prompt', { errorCode, errorMsg }));
	}
	onSessionChanged: {
	console.log('session changed');
	reloadSdkVariables();
	}
	onLogoutSuccessful: {
	root.loggedIn = false;
	root.mainPage = Qt.createComponent("MainPage.qml").createObject(root);
	pageStack.clear();
	pushLoginPage();
	}
	onLogoutFailed: {
	console.warn('Logout failed');
	showPassiveNotification(l10n.get('logout-failed-prompt', { errorCode, errorMsg }));
	}
	}

	property var loggedIn: !!matrixSdk.token

	property var sdkVars: QtObject {
	property var roomList: matrixSdk.roomList()
	property var userGivenNicknameMap: matrixSdk.userGivenNicknameMap()
	property string currentRoomId: ''
	}

	property var l10nProvider: MK.L10nProvider {
	}

	property var kazvConfig: MK.KazvConfig {
	}

	function initializeL10n () {
	const availableLocales = l10nProvider.availableLocaleCodes();
	console.log('available locales:', availableLocales);
	const desiredLanguages = [Qt.uiLanguage];
	console.log('ui language is: ', desiredLanguages);
	const defaultLocale = 'en';

	const wantedLocales = L10n.negotiateLanguages(desiredLanguages, availableLocales, defaultLocale);

	console.log('wanted locales:', wantedLocales);

	const bundles = L10n.generateBundles(wantedLocales, l10nProvider.getFtlData(wantedLocales));
	const provider = new L10n.FluentProvider(bundles);

	return provider;
	}

	property var l10n: initializeL10n();

	property var confirmLogoutPopup: Kirigami.OverlaySheet {
	id: confirmLogoutPopup
	title: l10n.get('confirm-logout-popup-title')
	ColumnLayout {
	Label {
	Layout.fillWidth: true
	text: l10n.get('confirm-logout-popup-prompt')
	}
	RowLayout {
	Layout.fillWidth: true
	Layout.alignment: Qt.AlignCenter
	Button {
	text: l10n.get('confirm-logout-popup-accept-button')
	onClicked: {
	hardLogout();
	confirmLogoutPopup.close();
	}
	}
	Button {
	text: l10n.get('confirm-logout-popup-cancel-button')
	onClicked: confirmLogoutPopup.close();
	}
	}
	}
	}

	title: l10n.get('app-title')

	globalDrawer: Kirigami.GlobalDrawer {
	title: l10n.get('global-drawer-title')
	titleIcon: "applications-graphics"
	property var actionGroupName: 'global-drawer-actions'
	actions: [
	Kirigami.Action {
	objectName: 'switch-account'
	text: l10n.get('global-drawer-action-switch-account')
	icon.name: 'system-switch-user'
	onTriggered: switchAccount()
	},
	Kirigami.Action {
	objectName: 'hard-logout'
	text: l10n.get('global-drawer-action-hard-logout')
	icon.name: 'application-exit'
	onTriggered: confirmLogoutPopup.open()
	},
	Kirigami.Action {
	objectName: 'save'
	text: l10n.get('global-drawer-action-save-session')
	icon.name: 'document-save'
	onTriggered: {
	recordLastSession()
	matrixSdk.serializeToFile()
	}
	},
	Kirigami.Action {
	objectName: 'configure-shortcuts'
	text: l10n.get('global-drawer-action-configure-shortcuts')
	icon.name: 'configure-shortcuts'
	onTriggered: {
	pushActionSettingsPage();
	}
	},
	Kirigami.Action {
	objectName: 'settings'
	text: l10n.get('global-drawer-action-settings')
	icon.name: 'configure'
	onTriggered: {
	pushSettingsPage();
	}
	},
	Kirigami.Action {
	objectName: 'create-room'
	enabled: root.loggedIn
	icon.name: 'contact-new'
	text: l10n.get('global-drawer-action-create-room')
	onTriggered: {
	pushCreateRoomPage();
	}
	},
	Kirigami.Action {
	objectName: 'join-room'
	enabled: root.loggedIn
	text: l10n.get('global-drawer-action-join-room')
	icon.name: 'list-add-user'
	onTriggered: {
	pushJoinRoomPage();
	}
	},
	Kirigami.Action {
	objectName: 'aboutAction'
	text: l10n.get('global-drawer-action-about')
	icon.name: 'help-about'
	onTriggered: pageStack.pushDialogLayer(Qt.resolvedUrl('About.qml'))
	}
	]
	}

	contextDrawer: Kirigami.ContextDrawer {
	id: contextDrawer
	}

	property var actionCollection: KazvShortcuts.ActionCollection {
	id: globalActionCollection
	children: [
	root.globalDrawer,
	root.contextDrawer,
	]
	shortcutsConfig: kazvConfig
	}

	property var notifier: Kazv.Notifier {
	}

	pageStack.initialPage: Qt.resolvedUrl("LoginPage.qml")

	property var mainPage: Kazv.MainPage {}

	property var emptyPage: Kirigami.Page {
	title: l10n.get('empty-room-page-title')
	Label {
	text: l10n.get('empty-room-page-description')
	}
	}

	signal switchToRoomRequested(string roomId)
	property var pageManager: Kazv.PageManager {
	pageStack: root.pageStack
	sdkVars: root.sdkVars
	main: root
	}

	function activateRoomSettingsPage(room) {
	pageStack.push(Qt.resolvedUrl("room-settings/RoomSettingsPage.qml"), {
	room
	});
	}

	function activateRoomPinnedEventsPage(room) {
	pageStack.push(Qt.resolvedUrl('RoomPinnedEventsPage.qml'), {
	room
	});
	}

	function activateRoomInvitePage(room) {
	pageStack.push(Qt.resolvedUrl("room-settings/RoomInvitePage.qml"), {
	room
	});
	}

	+ function activateRoomStickerPacksPage(room) {
	+ pageStack.push(Qt.resolvedUrl("room-settings/RoomStickerPacksPage.qml"), {
	+ room
	+ });
	+ }
	+
	function activateUserPage(user, room, userId) {
	pageStack.push(Qt.resolvedUrl("UserPage.qml"), {
	userId: userId \|\| user.userId,
	user,
	room
	});
	}

	function switchToMainPage() {
	pageStack.replace([root.mainPage])
	pageStack.currentIndex = 0
	}

	function switchToLoginPage() {
	pageStack.replace([Qt.resolvedUrl("LoginPage.qml")])
	pageStack.currentIndex = 0
	}

	function pushLoginPage() {
	pageStack.push(Qt.resolvedUrl("LoginPage.qml"), {
	isSwitchingAccount: true,
	});
	}

	function pushActionSettingsPage() {
	pageStack.push(Qt.resolvedUrl("ActionSettingsPage.qml"), {
	actionsToConfigure: globalActionCollection.allActions(),
	});
	}

	function pushSettingsPage() {
	pageStack.push(Qt.resolvedUrl("SettingsPage.qml"));
	}

	function pushCreateRoomPage() {
	pageStack.push(Qt.resolvedUrl("CreateRoomPage.qml"), {});
	}

	function pushJoinRoomPage() {
	pageStack.push(Qt.resolvedUrl("JoinRoomPage.qml"), {});
	}

	function sessionNameFor(userId, deviceId) {
	return userId + '/' + deviceId;
	}

	function getSessionLoadError(res, sessionName) {
	switch (res) {
	case MK.MatrixSdk.SessionNotFound:
	return l10n.get('session-load-failure-not-found', { sessionName });

	case MK.MatrixSdk.SessionFormatUnknown:
	return l10n.get('session-load-failure-format-unknown', { sessionName });

	case MK.MatrixSdk.SessionCannotBackup:
	return l10n.get('session-load-failure-cannot-backup', { sessionName });

	case MK.MatrixSdk.SessionLockFailed:
	return l10n.get('session-load-failure-lock-failed', { sessionName });

	case MK.MatrixSdk.SessionCannotOpenFile:
	return l10n.get('session-load-failure-cannot-open-file', { sessionName });

	case MK.MatrixSdk.SessionDeserializeFailed:
	return l10n.get('session-load-failure-deserialize-failed', { sessionName });

	default:
	console.error('loadSession: Encountered an unknown error code');
	}
	}

	function loadSession(sessionName) {
	const res = matrixSdk.loadSession(sessionName);

	if (res === MK.MatrixSdk.SessionLoadSuccess) {
	console.log('load session successful');
	switchToMainPage();
	recordLastSession();
	} else {
	showPassiveNotification(getSessionLoadError(res, sessionName));
	}
	return res;
	}

	function loadLastSession() {
	console.log('last session is:', kazvConfig.lastSession);

	return loadSession(kazvConfig.lastSession);
	}

	function recordLastSession() {
	kazvConfig.lastSession = sessionNameFor(matrixSdk.userId, matrixSdk.deviceId);
	}

	function reloadSdkVariables() {
	sdkVars.roomList = matrixSdk.roomList();
	sdkVars.userGivenNicknameMap = matrixSdk.userGivenNicknameMap();
	sdkVars.currentRoomId = '';
	}

	function switchAccount() {
	pushLoginPage();
	}

	function hardLogout() {
	matrixSdk.logout();
	}

	Component.onCompleted: {
	actionCollection.setupShortcuts();
	loadLastSession();
	}

	onClosing: {
	kazvIOManager.clearJobs()
	}
	}
	diff --git a/src/contents/ui/room-settings/RoomSettingsPage.qml b/src/contents/ui/room-settings/RoomSettingsPage.qml
	index fc3fb75..852c049 100644
	--- a/src/contents/ui/room-settings/RoomSettingsPage.qml
	+++ b/src/contents/ui/room-settings/RoomSettingsPage.qml
	@@ -1,360 +1,370 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 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 org.kde.kirigami 2.20 as Kirigami

	import moe.kazv.mxc.kazv 0.0 as MK

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

	import '..' as Kazv
	import '.' as RoomSettings

	Kazv.ClosableScrollablePage {
	id: roomSettingsPage

	property var room
	property var roomNameProvider: Kazv.RoomNameProvider {
	room: roomSettingsPage.room
	}
	property var roomDisplayName: roomNameProvider.name
	property var customTagIds: room.tagIds.filter(k => k.startsWith('u.'))
	property var editingTopic: false
	property var submittingTopic: false
	property var submitTopic: Kazv.AsyncHandler {
	trigger: () => {
	roomSettingsPage.submittingTopic = true;
	return roomSettingsPage.room.setTopic(roomTopicEdit.text);
	}
	onResolved: (success, data) => {
	roomSettingsPage.submittingTopic = false;
	if (success) {
	roomSettingsPage.editingTopic = false;
	} else {
	showPassiveNotification(l10n.get('room-settings-set-topic-failed-prompt', {
	room: room.roomId,
	errorCode: data.errorCode,
	errorMsg: data.error,
	}));
	}
	}
	}

	title: l10n.get('room-settings-page-title', { room: roomDisplayName })

	function tagIdToName(tagId) {
	return tagId.slice(2);
	}

	property var encryptionPopup: Kirigami.PromptDialog {
	parent: roomSettingsPage.overlay
	objectName: 'encryptionPopup'
	title: l10n.get('room-settings-enable-encryption-prompt-dialog-title')
	standardButtons: Kirigami.Dialog.Ok \| Kirigami.Dialog.Cancel

	ColumnLayout {
	Label {
	Layout.fillWidth: true
	text: l10n.get('room-settings-enable-encryption-prompt-dialog-prompt')
	wrapMode: Text.Wrap
	}
	}

	onAccepted: enableEncryption.call()
	}

	property var enablingEncryption: false
	property var enableEncryption: Kazv.AsyncHandler {
	trigger: () => {
	roomSettingsPage.enablingEncryption = true;
	return room.sendStateEvent({
	type: 'm.room.encryption',
	state_key: '',
	content: {
	algorithm: 'm.megolm.v1.aes-sha2',
	},
	});
	}

	onResolved: (success, data) => {
	roomSettingsPage.enablingEncryption = false;
	if (success) {
	showPassiveNotification(l10n.get('room-settings-encryption-enabled-notification'));
	} else {
	showPassiveNotification(l10n.get('room-settings-encryption-failed-to-enable-notification', { errorCode: data.errorCode, errorMsg: data.error }));
	}
	}
	}

	property var tagHandler: RoomSettings.RoomTagHandler {
	room: roomSettingsPage.room
	}
	property var members: room.members()

	property var avatarCount: 4

	ColumnLayout {
	RowLayout {
	Layout.alignment: Qt.AlignHCenter
	Repeater {
	objectName: 'roomMembersAvatarsRepeater'
	model: Math.min(members.count, roomSettingsPage.avatarCount)
	Kazv.AvatarAdapter {
	property var member: members.at(index)
	property var nameProvider: Kazv.UserNameProvider {
	user: member
	}
	Layout.preferredHeight: Kirigami.Units.iconSizes.huge
	Layout.preferredWidth: Kirigami.Units.iconSizes.huge
	source: member.avatarMxcUri ?
	matrixSdk.mxcUriToHttp(member.avatarMxcUri) : ''
	name: nameProvider.name
	}
	}
	Kirigami.Icon {
	objectName: 'roomMembersAvatarsMore'
	Layout.preferredHeight: Kirigami.Units.iconSizes.huge
	Layout.preferredWidth: Kirigami.Units.iconSizes.huge
	source: 'go-next-skip'
	visible: members.count > roomSettingsPage.avatarCount
	}
	}
	ColumnLayout {
	Layout.fillWidth: true
	Layout.alignment: Qt.AlignHCenter
	Label {
	objectName: 'roomNameLabel'
	Layout.alignment: Qt.AlignHCenter
	font.pixelSize: Kirigami.Units.gridUnit
	text: !!room.name ? room.name : room.roomId
	}
	Label {
	objectName: 'roomIdLabel'
	Layout.alignment: Qt.AlignHCenter
	font.pixelSize: Math.ceil(Kirigami.Units.gridUnit * 0.8)
	text: room.roomId
	visible: !!room.name
	}
	}
	RowLayout {
	visible: !roomSettingsPage.editingTopic
	Kazv.SelectableText {
	objectName: 'roomTopicLabel'
	text: room.topic \|\| l10n.get('room-settings-topic-missing')
	font.italic: !room.topic
	wrapMode: Text.Wrap
	Kirigami.Theme.colorGroup: !!room.topic ? Kirigami.Theme.Normal : Kirigami.Theme.Inactive
	Layout.fillWidth: true
	}
	Button {
	Layout.alignment: Qt.AlignTop
	objectName: 'editTopicButton'
	text: l10n.get('room-settings-edit-topic-action')
	onClicked: {
	roomTopicEdit.text = room.topic;
	roomSettingsPage.editingTopic = true;
	}
	}
	}
	RowLayout {
	visible: roomSettingsPage.editingTopic
	TextArea {
	id: roomTopicEdit
	objectName: 'roomTopicEdit'
	Layout.fillWidth: true
	wrapMode: Text.Wrap
	}
	Button {
	Layout.alignment: Qt.AlignTop
	objectName: 'saveTopicButton'
	enabled: !roomSettingsPage.submittingTopic
	text: l10n.get('room-settings-save-topic-action')
	onClicked: roomSettingsPage.submitTopic.call()
	}
	Button {
	Layout.alignment: Qt.AlignTop
	objectName: 'discardTopicButton'
	enabled: !roomSettingsPage.submittingTopic
	text: l10n.get('room-settings-discard-topic-action')
	onClicked: roomSettingsPage.editingTopic = false
	}
	}
	Button {
	text: l10n.get('room-settings-members-action')
	icon.name: 'im-user'
	Layout.fillWidth: true
	onClicked: pageStack.push(Qt.resolvedUrl('RoomMemberListPage.qml'), { room: room, members: room.members() })
	}

	Button {
	text: l10n.get('room-settings-banned-members-action')
	icon.name: 'im-kick-user'
	icon.color: Kirigami.Theme.negativeTextColor
	Layout.fillWidth: true
	onClicked: pageStack.push(Qt.resolvedUrl('RoomMemberListPage.qml'), { room: room, members: room.bannedMembers() })
	}

	Label {
	objectName: 'encryptionIndicator'
	Layout.fillWidth: true
	text: !!room.encrypted ? l10n.get('room-settings-encrypted') : l10n.get('room-settings-not-encrypted')
	}

	Button {
	objectName: 'enableEncryptionButton'
	Layout.fillWidth: true
	visible: !room.encrypted
	enabled: !roomSettingsPage.enablingEncryption
	text: l10n.get('room-settings-enable-encryption-action')
	onClicked: encryptionPopup.open()
	}

	RowLayout {
	Layout.fillWidth: true
	Label {
	text: l10n.get('room-settings-tags')
	Layout.fillWidth: true
	}
	CheckBox {
	Layout.alignment: Qt.AlignRight
	text: l10n.get('room-settings-favourited')
	checkable: true
	checked: tagHandler.hasTag('m.favourite')
	enabled: tagHandler.available
	onToggled: tagHandler.toggleTag('m.favourite')
	}
	}

	ListView {
	model: customTagIds.length
	Layout.fillWidth: true
	Layout.fillHeight: true
	Layout.minimumHeight: childrenRect.height
	delegate: Kirigami.SwipeListItem {
	required property var index
	contentItem: RowLayout {
	Label {
	Layout.fillWidth: true
	text: tagIdToName(customTagIds[index])
	}
	}

	actions: [
	Kirigami.Action {
	enabled: tagHandler.available
	icon.name: 'list-remove-symbolic'
	text: l10n.get('room-settings-remove-tag')
	onTriggered: tagHandler.toggleTag(customTagIds[index])
	}
	]
	}
	}

	RowLayout {
	TextField {
	id: newTagName
	enabled: tagHandler.available
	text: ''
	Layout.fillWidth: true
	}
	Button {
	enabled: tagHandler.available
	text: l10n.get('room-settings-add-tag')
	icon.name: 'list-add'
	onClicked: {
	tagHandler.toggleTag('u.' + newTagName.text)
	}
	}
	Connections {
	target: tagHandler
	function onTagAdded(tagId) {
	if (tagId === 'u.' + newTagName.text) {
	newTagName.text = '';
	}
	}
	}
	}

	+ Button {
	+ objectName: 'stickerPacksButton'
	+ text: l10n.get('room-sticker-packs-action')
	+ icon.name: 'smiley'
	+ Layout.fillWidth: true
	+ onClicked: {
	+ activateRoomStickerPacksPage(roomSettingsPage.room);
	+ }
	+ }
	+
	Button {
	text: l10n.get('room-invite-action')
	icon.name: 'list-add-user'
	Layout.fillWidth: true
	onClicked: {
	activateRoomInvitePage(roomSettingsPage.room);
	}
	}

	Button {
	objectName: 'leaveRoomButton'
	text: l10n.get('room-leave-action')
	icon.name: 'im-ban-kick-user'
	icon.color: Kirigami.Theme.negativeTextColor
	Layout.fillWidth: true
	onClicked: {
	confirmLeaveOverlay.open();
	}
	}

	Button {
	objectName: 'forgetRoomButton'
	text: l10n.get('room-forget-action')
	Layout.fillWidth: true
	visible: room.membership === MK.MatrixRoom.Leave
	onClicked: {
	confirmForgetOverlay.open();
	}
	}
	}

	property var confirmLeaveOverlay: Kazv.ConfirmationOverlay {
	objectName: 'confirmLeaveRoomPopup'
	parent: roomSettingsPage.overlay
	title: l10n.get('room-leave-confirm-popup-title')
	message: l10n.get('room-leave-confirm-popup-message')
	confirmActionText: l10n.get('room-leave-confirm-popup-confirm-action')
	cancelActionText: l10n.get('room-leave-confirm-popup-cancel-action')

	onAccepted: leaveRoomHandler.call()
	}

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

	property var confirmForgetOverlay: Kazv.ConfirmationOverlay {
	objectName: 'confirmForgetRoomPopup'
	parent: roomSettingsPage.overlay
	title: l10n.get('room-forget-confirm-popup-title')
	message: l10n.get('room-forget-confirm-popup-message')
	confirmActionText: l10n.get('room-forget-confirm-popup-confirm-action')
	cancelActionText: l10n.get('room-forget-confirm-popup-cancel-action')

	onAccepted: forgetRoomHandler.call()
	}

	property var forgetRoomHandler: Kazv.AsyncHandler {
	trigger: () => room.forgetRoom()
	onResolved: (success, data) => {
	if (success) {
	showPassiveNotification(l10n.get('forget-room-success-prompt', { room: room.roomId }));
	} else {
	showPassiveNotification(l10n.get('forget-room-failed-prompt', { room: room.roomId, errorCode: data.errorCode, errorMsg: data.error }));
	}
	}
	}
	}
	diff --git a/src/contents/ui/room-settings/RoomStickerPackItemDelegate.qml b/src/contents/ui/room-settings/RoomStickerPackItemDelegate.qml
	new file mode 100644
	index 0000000..57d176d
	--- /dev/null
	+++ b/src/contents/ui/room-settings/RoomStickerPackItemDelegate.qml
	@@ -0,0 +1,21 @@
	+/*
	+ * This file is part of kazv.
	+ * SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	+ * SPDX-License-Identifier: AGPL-3.0-or-later
	+ */
	+
	+import QtQuick
	+import QtQuick.Layouts
	+import QtQuick.Controls
	+import org.kde.kirigami as Kirigami
	+import moe.kazv.mxc.kazv as MK
	+import '..' as Kazv
	+import '.' as RoomSettings
	+
	+Kirigami.SwipeListItem {
	+ property var stickerPack
	+
	+ contentItem: Label {
	+ text: stickerPack.packName \|\| stickerPack.stateKey
	+ }
	+}
	diff --git a/src/contents/ui/room-settings/RoomStickerPacksPage.qml b/src/contents/ui/room-settings/RoomStickerPacksPage.qml
	new file mode 100644
	index 0000000..da582e9
	--- /dev/null
	+++ b/src/contents/ui/room-settings/RoomStickerPacksPage.qml
	@@ -0,0 +1,35 @@
	+/*
	+ * This file is part of kazv.
	+ * SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	+ * SPDX-License-Identifier: AGPL-3.0-or-later
	+ */
	+
	+import QtQuick
	+import QtQuick.Layouts
	+import QtQuick.Controls
	+import org.kde.kirigami as Kirigami
	+import moe.kazv.mxc.kazv as MK
	+import '..' as Kazv
	+import '.' as RoomSettings
	+
	+Kazv.ClosableScrollablePage {
	+ id: roomStickerPacksPage
	+
	+ property var room
	+ property var stickerPackList: room.stickerPackList()
	+ property var roomNameProvider: Kazv.RoomNameProvider {
	+ room: roomStickerPacksPage.room
	+ }
	+
	+ title: l10n.get('room-sticker-packs-page-title', {
	+ room: roomNameProvider.name,
	+ })
	+
	+ ListView {
	+ model: roomStickerPacksPage.stickerPackList
	+ delegate: RoomSettings.RoomStickerPackItemDelegate {
	+ required property int index
	+ stickerPack: stickerPackList.at(index)
	+ }
	+ }
	+}
	diff --git a/src/l10n/cmn-Hans/100-ui.ftl b/src/l10n/cmn-Hans/100-ui.ftl
	index 6308132..20b29d4 100644
	--- a/src/l10n/cmn-Hans/100-ui.ftl
	+++ b/src/l10n/cmn-Hans/100-ui.ftl
	@@ -1,388 +1,390 @@
	### 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-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-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 }。

	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-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-topic-missing = 这个房间没有话题。
	room-settings-edit-topic-action = 编辑话题
	room-settings-save-topic-action = 保存话题
	room-settings-discard-topic-action = 放弃话题
	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-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

	sticker-picker-user-stickers = 我的贴纸

	room-timeline-load-more-action = 加载更多

	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-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-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

	create-room-page-title = 创建房间
	create-room-page-visibility-prompt = 房间可见性：
	create-room-page-visibility-public = 公开
	create-room-page-visibility-private = 私有
	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-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

	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：

	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-titile = 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...

	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
	diff --git a/src/l10n/en/100-ui.ftl b/src/l10n/en/100-ui.ftl
	index 8d6b802..ff52c78 100644
	--- a/src/l10n/en/100-ui.ftl
	+++ b/src/l10n/en/100-ui.ftl
	@@ -1,416 +1,418 @@
	### 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-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-prompt = Unable to detect the server this user is on, or the server is unavailable. Error code: { $errorCode }. Error message: { $errorMsg }.

	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-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-topic-missing = This room does not have a topic.
	room-settings-edit-topic-action = Edit topic
	room-settings-save-topic-action = Save topic
	room-settings-discard-topic-action = Discard topic
	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-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

	sticker-picker-user-stickers = My stickers

	room-timeline-load-more-action = Load more

	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-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-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

	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

	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:

	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...

	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
	diff --git a/src/matrix-room.cpp b/src/matrix-room.cpp
	index daca168..331c395 100644
	--- a/src/matrix-room.cpp
	+++ b/src/matrix-room.cpp
	@@ -1,564 +1,570 @@
	/*
	* 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 <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-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;

	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(encrypted)(m_room.encrypted())
	, 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(); }))
	, 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();
	}
	}, saveDraftDebounceMs))
	, m_internalLocalDraft(std::nullopt)
	{
	lager::watch(m_powerLevels, [this](auto &&) {
	powerLevelsChanged();
	});
	}

	MatrixRoom::~MatrixRoom() {
	updateLocalDraftNow();
	}

	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()));
	}

	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)
	{
	// 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()
	{
	if (m_internalLocalDraft.has_value()) {
	m_room.setLocalDraft(m_internalLocalDraft.value().toStdString());
	m_internalLocalDraft = std::nullopt;
	}
	}

	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::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 506ec55..4455c21 100644
	--- a/src/matrix-room.hpp
	+++ b/src/matrix-room.hpp
	@@ -1,174 +1,183 @@
	/*
	* 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")

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

	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(bool, encrypted);

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

	Q_INVOKABLE MatrixRoomMember *memberAt(int index) const;

	Q_INVOKABLE MatrixRoomMember *member(QString userId) 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 updateLocalDraftNow();

	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 *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/matrix-sticker-pack-list.cpp b/src/matrix-sticker-pack-list.cpp
	index ed2b8d6..08d8879 100644
	--- a/src/matrix-sticker-pack-list.cpp
	+++ b/src/matrix-sticker-pack-list.cpp
	@@ -1,80 +1,115 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	#include <kazv-defs.hpp>

	#include <lager/lenses/optional.hpp>
	#include <lager/lenses/at.hpp>

	#include "matrix-sticker-pack.hpp"
	#include "matrix-sticker-pack-list.hpp"

	using namespace Kazv;

	static const std::string accountDataEventType = "im.ponies.user_emotes";
	static const std::string roomStateEventType = "im.ponies.room_emotes";
	static const std::string imagePackRoomsEventType = "im.ponies.emote_rooms";

	using ImagePackRoomMap = immer::map<std::string/* room id /, immer::map<std::string/ */, json>>;

	lager::reader<immer::flex_vector<MatrixStickerPackSource>> getEventsFromClient(Client client)
	{
	lager::reader<Event> userEmotes = client.accountData()[accountDataEventType][lager::lenses::or_default];
	return lager::with(
	userEmotes,
	client.accountData()[imagePackRoomsEventType][lager::lenses::or_default]
	// The following jsonAtOr performs the validation for us:
	// if the content does not conform to the string-to-string-to-anything map, return an empty one
	.xform(eventContent \| jsonAtOr("rooms", ImagePackRoomMap{})),
	client.rooms()).map([](
	const Event &userEmotes,
	const ImagePackRoomMap &emoteRooms,
	const immer::map<std::string, RoomModel> &rooms) {
	// This transformation function takes O(\|room sticker packs specified in account data\|).
	auto res = immer::flex_vector<MatrixStickerPackSource>{
	- {MatrixStickerPackSource::AccountData, accountDataEventType, userEmotes}
	+ {MatrixStickerPackSource::AccountData, accountDataEventType, userEmotes, "", ""}
	}.transient();

	for (const auto &[roomId, stateKeyMap] : emoteRooms) {
	for (const auto &[stateKey, _] : stateKeyMap) {
	res.push_back(MatrixStickerPackSource{
	MatrixStickerPackSource::RoomState,
	roomStateEventType,
	- rooms[roomId].stateEvents[KeyOfState{roomStateEventType, stateKey}]
	+ rooms[roomId].stateEvents[KeyOfState{roomStateEventType, stateKey}],
	+ roomId,
	+ stateKey,
	});
	}
	}

	return res.persistent();
	}).make();
	}

	+lager::reader<immer::flex_vector<MatrixStickerPackSource>> getEventsFromRoom(Room room)
	+{
	+ return lager::with(room.roomId(), room.stateEvents())
	+ .map([](const auto &roomId, const auto &state) {
	+ return intoImmer(
	+ immer::flex_vector<MatrixStickerPackSource>{},
	+ zug::filter([](const auto &pair) {
	+ return pair.first.type == roomStateEventType;
	+ })
	+ \| zug::map([roomId](const auto &pair) {
	+ return MatrixStickerPackSource{
	+ MatrixStickerPackSource::RoomState,
	+ roomStateEventType,
	+ pair.second,
	+ roomId,
	+ pair.first.stateKey,
	+ };
	+ }),
	+ state
	+ );
	+ });
	+}
	+
	MatrixStickerPackList::MatrixStickerPackList(Client client, QObject *parent)
	: KazvAbstractListModel(parent)
	- , m_client(client)
	- , m_events(getEventsFromClient(m_client))
	+ , m_events(getEventsFromClient(client))
	+{
	+ initCountCursor(m_events.map([](const auto &events) {
	+ return static_cast<int>(events.size());
	+ }));
	+}
	+
	+MatrixStickerPackList::MatrixStickerPackList(Room room, QObject *parent)
	+ : KazvAbstractListModel(parent)
	+ , m_events(getEventsFromRoom(room))
	{
	initCountCursor(m_events.map([](const auto &events) {
	return static_cast<int>(events.size());
	}));
	}

	MatrixStickerPackList::~MatrixStickerPackList() = default;

	MatrixStickerPack *MatrixStickerPackList::at(int index) const
	{
	return new MatrixStickerPack(m_events.map([index](const auto &events) {
	if (events.size() > std::size_t(index)) {
	return events[index];
	} else {
	return MatrixStickerPackSource{
	MatrixStickerPackSource::AccountData,
	accountDataEventType,
	Event(),
	+ "",
	+ "",
	};
	}
	}));
	}
	diff --git a/src/matrix-sticker-pack-list.hpp b/src/matrix-sticker-pack-list.hpp
	index cbb6d96..a78fc69 100644
	--- a/src/matrix-sticker-pack-list.hpp
	+++ b/src/matrix-sticker-pack-list.hpp
	@@ -1,40 +1,42 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

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

	#include <QObject>
	#include <QQmlEngine>

	#include <immer/flex_vector.hpp>

	#include <lager/reader.hpp>
	#include <lager/extra/qt.hpp>

	#include <client/client.hpp>
	#include <base/event.hpp>
	#include "kazv-abstract-list-model.hpp"
	#include "matrix-sticker-pack-source.hpp"
	Q_MOC_INCLUDE("matrix-sticker-pack.hpp")

	class MatrixStickerPack;

	class MatrixStickerPackList : public KazvAbstractListModel
	{
	Q_OBJECT
	QML_ELEMENT
	QML_UNCREATABLE("")

	- Kazv::Client m_client;
	lager::reader<immer::flex_vector<MatrixStickerPackSource>> m_events;

	public:
	+ /// gets a list of sticker packs available by user settings
	explicit MatrixStickerPackList(Kazv::Client client, QObject *parent = 0);
	+ /// gets a list of sticker packs defined in a room
	+ explicit MatrixStickerPackList(Kazv::Room room, QObject *parent = 0);
	~MatrixStickerPackList() override;

	Q_INVOKABLE MatrixStickerPack *at(int index) const;
	};
	diff --git a/src/matrix-sticker-pack-source.hpp b/src/matrix-sticker-pack-source.hpp
	index a844d30..d7fcc70 100644
	--- a/src/matrix-sticker-pack-source.hpp
	+++ b/src/matrix-sticker-pack-source.hpp
	@@ -1,27 +1,31 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

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

	#include <base/event.hpp>

	struct MatrixStickerPackSource
	{
	enum Source
	{
	AccountData,
	RoomState,
	};

	Source source;
	std::string eventType;
	Kazv::Event event;
	+ /// the room id, only applicable when source is RoomState
	+ std::string roomId;
	+ /// the state key, only applicable when source is RoomState
	+ std::string stateKey;
	};

	bool operator==(const MatrixStickerPackSource &a, const MatrixStickerPackSource &b);

	bool operator!=(const MatrixStickerPackSource &a, const MatrixStickerPackSource &b);
	diff --git a/src/matrix-sticker-pack.cpp b/src/matrix-sticker-pack.cpp
	index d48931e..65bd294 100644
	--- a/src/matrix-sticker-pack.cpp
	+++ b/src/matrix-sticker-pack.cpp
	@@ -1,115 +1,123 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2020-2023 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	#include <kazv-defs.hpp>

	#include <cursorutil.hpp>
	#include "helper.hpp"
	#include "matrix-sticker.hpp"
	#include "matrix-event.hpp"
	#include "matrix-sticker-pack.hpp"

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

	MatrixStickerPack::MatrixStickerPack(lager::reader<MatrixStickerPackSource> source, QObject *parent)
	: KazvAbstractListModel(parent)
	, m_source(source)
	, m_event(m_source[&MatrixStickerPackSource::event])
	, m_images(m_event.xform(
	eventContent
	\| zug::map([](const JsonWrap &content) {
	if (content.get().contains("images")
	&& content.get()["images"].is_object()) {
	auto size = content.get()["images"].size();
	auto items = content.get()["images"].items();
	auto array = json(size, json::object());
	std::transform(
	items.begin(), items.end(),
	array.begin(), [](const auto &it) {
	return json::array({it.key(), it.value()});
	}
	);
	return array;
	} else {
	return json::array();
	}
	})))
	, LAGER_QT(packName)(m_event.xform(eventContent \| jsonAtOr("/pack/display_name"_json_pointer, std::string()) \| strToQt))
	+ , LAGER_QT(isAccountData)(m_source.map([](const auto &source) {
	+ return source.source == MatrixStickerPackSource::AccountData;
	+ }))
	+ , LAGER_QT(isState)(m_source.map([](const auto &source) {
	+ return source.source == MatrixStickerPackSource::RoomState;
	+ }))
	+ , LAGER_QT(roomId)(m_source[&MatrixStickerPackSource::roomId].xform(strToQt))
	+ , LAGER_QT(stateKey)(m_source[&MatrixStickerPackSource::stateKey].xform(strToQt))
	{
	initCountCursor(m_images.map([](const JsonWrap &images) -> int {
	return images.get().size();
	}));
	}

	MatrixStickerPack::~MatrixStickerPack() = default;

	MatrixSticker *MatrixStickerPack::at(int index) const
	{
	using namespace nlohmann::literals;
	auto image = m_images.map([index](const json &j) {
	if (j.size() > std::size_t(index)) {
	return j[index];
	} else {
	return json::array();
	}
	}).make();
	return new MatrixSticker(
	image.xform(jsonAtOr("/0"_json_pointer, json(std::string())) \| zug::map([](const json &j) {
	return j.template get<std::string>();
	})),
	image.xform(jsonAtOr("/1"_json_pointer, json::object()))
	);
	}

	bool MatrixStickerPack::hasShortCode(const QString &shortCode) const
	{
	return m_event.map([shortCode=shortCode.toStdString()](const Event &e) {
	auto content = e.content();
	return content.get().contains("images")
	&& content.get()["images"].is_object()
	&& content.get()["images"].contains(shortCode);
	})
	.make().get();
	}

	QVariant MatrixStickerPack::addSticker(const QString &shortCode, MatrixEvent *event) const
	{
	if (!event) {
	return QVariant::fromValue(m_source.get());
	}

	auto source = m_source.get();

	auto eventJson = source.event.raw().get();

	eventJson.merge_patch(json{
	{"content", {
	{"images", {
	{shortCode.toStdString(), json::object()},
	}},
	}},
	});
	auto &sticker = eventJson["content"]["images"][shortCode.toStdString()];

	auto content = event->content();
	auto body = event->content()[u"body"_s];
	if (!body.isUndefined()) {
	sticker["body"] = body;
	}
	auto url = event->content()[u"url"_s];
	if (!url.isUndefined()) {
	sticker["url"] = url;
	}
	auto info = event->content()[u"info"_s];
	if (!info.isUndefined()) {
	sticker["info"] = info;
	}

	source.event = Event(eventJson);

	return QVariant::fromValue(source);
	}
	diff --git a/src/matrix-sticker-pack.hpp b/src/matrix-sticker-pack.hpp
	index fd532ba..aa0a2b1 100644
	--- a/src/matrix-sticker-pack.hpp
	+++ b/src/matrix-sticker-pack.hpp
	@@ -1,55 +1,59 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

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

	#include <QObject>
	#include <QQmlEngine>

	#include <lager/reader.hpp>
	#include <lager/extra/qt.hpp>

	#include <base/event.hpp>
	#include "kazv-abstract-list-model.hpp"
	#include "matrix-sticker-pack-source.hpp"
	#include "meta-types.hpp"
	Q_MOC_INCLUDE("matrix-sticker.hpp")
	Q_MOC_INCLUDE("matrix-event.hpp")

	class MatrixSticker;
	class MatrixEvent;

	class MatrixStickerPack : public KazvAbstractListModel
	{
	Q_OBJECT
	QML_ELEMENT
	QML_UNCREATABLE("")

	lager::reader<MatrixStickerPackSource> m_source;
	lager::reader<Kazv::Event> m_event;
	lager::reader<Kazv::json> m_images;

	public:
	explicit MatrixStickerPack(lager::reader<MatrixStickerPackSource> source, QObject *parent = 0);
	~MatrixStickerPack() override;

	Q_INVOKABLE MatrixSticker *at(int index) const;

	LAGER_QT_READER(QString, packName);
	+ LAGER_QT_READER(bool, isAccountData);
	+ LAGER_QT_READER(bool, isState);
	+ LAGER_QT_READER(QString, roomId);
	+ LAGER_QT_READER(QString, stateKey);

	Q_INVOKABLE bool hasShortCode(const QString &shortCode) const;

	/**
	* Add a sticker to the pack and return the source of the
	* modified pack.
	*
	* @param shortCode The short code of the sticker.
	* @param event The event of the sticker.
	* @return The MatrixStickerPackSource of the modified pack.
	*/
	Q_INVOKABLE QVariant addSticker(const QString &shortCode, MatrixEvent *event) const;
	};
	diff --git a/src/tests/matrix-sticker-pack-test.cpp b/src/tests/matrix-sticker-pack-test.cpp
	index 9a5711d..ee8e8d9 100644
	--- a/src/tests/matrix-sticker-pack-test.cpp
	+++ b/src/tests/matrix-sticker-pack-test.cpp
	@@ -1,225 +1,260 @@
	/*
	* This file is part of kazv.
	* SPDX-FileCopyrightText: 2024 tusooa <tusooa@kazv.moe>
	* SPDX-License-Identifier: AGPL-3.0-or-later
	*/

	#include <kazv-defs.hpp>

	#include <memory>

	#include <QtTest>

	#include <lager/state.hpp>

	#include <base/event.hpp>

	#include <testfixtures/factory.hpp>

	#include "test-model.hpp"
	#include "test-utils.hpp"
	#include "matrix-sticker-pack-list.hpp"
	#include "matrix-sticker-pack.hpp"
	#include "matrix-sticker.hpp"
	#include "matrix-event.hpp"
	#include "matrix-sdk.hpp"
	+#include "matrix-room-list.hpp"
	+#include "matrix-room.hpp"

	using namespace Qt::Literals::StringLiterals;
	using namespace Kazv;
	using namespace Kazv::Factory;

	class MatrixStickerPackTest : public QObject
	{
	Q_OBJECT

	private Q_SLOTS:
	void testStickerPack();
	void testStickerPackList();
	+ void testStickerPackListInRoom();
	void testAddToPack();
	};

	// https://github.com/Sorunome/matrix-doc/blob/soru/emotes/proposals/2545-emotes.md
	static auto stickerPackEvent = Event{R"({
	"content": {
	"images": {
	"myemote": {
	"url": "mxc://example.org/blah"
	},
	"mysticker": {
	"body": "my sticker",
	"url": "mxc://example.org/sticker",
	"usage": ["sticker"],
	"info": {
	"mimetype": "image/png"
	}
	}
	},
	"pack": {
	"display_name": "Awesome Pack",
	"usage": ["emoticon"]
	}
	},
	"type": "im.ponies.user_emotes"
	})"_json};

	static const auto imagePackRoomsEvent = Event(R"({
	"content": {
	"rooms": {
	"!someroom:example.org": {
	"": {},
	"de.sorunome.mx-puppet-bridge.discord": {}
	},
	"!someotherroom:example.org": {
	"": {}
	}
	}
	},
	"type": "im.ponies.emote_rooms"
	})"_json);

	static Event getRoomStickersEvent(std::string stateKey, std::string name)
	{
	auto j = R"({
	"content": {
	"images": {
	"myemote": {
	"url": "mxc://example.org/blah"
	},
	"mysticker": {
	"body": "my sticker",
	"url": "mxc://example.org/sticker",
	"usage": ["sticker"],
	"info": {
	"mimetype": "image/png"
	}
	}
	},
	"pack": {
	"usage": ["emoticon"]
	}
	},
	"type": "im.ponies.room_emotes"
	})"_json;
	j["state_key"] = stateKey;
	j["content"]["pack"]["display_name"] = name;
	return Event(j);
	}

	+template<class Range>
	+static bool hasPack(const Range &packs, const QString &name)
	+{
	+ return std::any_of(packs.begin(), packs.end(), [&name](const auto &pack) {
	+ return pack->packName() == name;
	+ });
	+}
	+
	void MatrixStickerPackTest::testStickerPack()
	{
	auto sourceCursor = lager::make_state(MatrixStickerPackSource{
	MatrixStickerPackSource::AccountData,
	"im.ponies.user_emotes",
	stickerPackEvent,
	+ "",
	+ ""
	}, lager::automatic_tag{});

	auto stickerPack = toUniquePtr(new MatrixStickerPack(sourceCursor));

	QCOMPARE(stickerPack->rowCount(QModelIndex()), 2);
	QCOMPARE(stickerPack->count(), 2);
	QVERIFY(stickerPack->hasShortCode(QStringLiteral("myemote")));
	QVERIFY(!stickerPack->hasShortCode(QStringLiteral("lolol")));

	auto sticker0 = toUniquePtr(stickerPack->at(0));
	QCOMPARE(sticker0->shortCode(), QStringLiteral("myemote"));
	QCOMPARE(sticker0->body(), QStringLiteral("myemote"));
	QCOMPARE(sticker0->mxcUri(), QStringLiteral("mxc://example.org/blah"));
	QCOMPARE(sticker0->info(), QJsonObject());
	QCOMPARE(sticker0->makeEventJson(), (QJsonObject{
	{u"type"_s, u"m.sticker"_s},
	{u"content"_s, QJsonObject{
	{u"body"_s, u"myemote"_s},
	{u"url"_s, u"mxc://example.org/blah"_s},
	{u"info"_s, QJsonObject()},
	}},
	}));

	auto sticker1 = toUniquePtr(stickerPack->at(1));
	QCOMPARE(sticker1->shortCode(), QStringLiteral("mysticker"));
	QCOMPARE(sticker1->body(), QStringLiteral("my sticker"));
	QCOMPARE(sticker1->mxcUri(), QStringLiteral("mxc://example.org/sticker"));
	QCOMPARE(sticker1->info(), (QJsonObject{{u"mimetype"_s, u"image/png"_s}}));
	QCOMPARE(sticker1->makeEventJson(), (QJsonObject{
	{u"type"_s, u"m.sticker"_s},
	{u"content"_s, QJsonObject{
	{u"body"_s, u"my sticker"_s},
	{u"url"_s, u"mxc://example.org/sticker"_s},
	{u"info"_s, QJsonObject{{u"mimetype"_s, u"image/png"_s}}},
	}},
	}));
	}

	void MatrixStickerPackTest::testStickerPackList()
	{
	auto model = makeClient(
	withAccountData({stickerPackEvent, imagePackRoomsEvent})
	\| withRoom(makeRoom(
	withRoomId("!someroom:example.org")
	\| withRoomState({
	getRoomStickersEvent("", "Pack 1"),
	getRoomStickersEvent("de.sorunome.mx-puppet-bridge.discord", "Pack 2"),
	})
	))
	\| withRoom(makeRoom(
	withRoomId("!someotherroom:example.org")
	\| withRoomState({getRoomStickersEvent("", "Pack 3")})
	))
	);
	std::unique_ptr<MatrixSdk> sdk{makeTestSdk(SdkModel{model})};
	auto stickerPackList = toUniquePtr(sdk->stickerPackList());

	QCOMPARE(stickerPackList->rowCount(QModelIndex()), 4);
	QCOMPARE(stickerPackList->count(), 4);

	auto packs = std::array<std::unique_ptr<MatrixStickerPack>, 4>{
	toUniquePtr(stickerPackList->at(0)),
	toUniquePtr(stickerPackList->at(1)),
	toUniquePtr(stickerPackList->at(2)),
	toUniquePtr(stickerPackList->at(3)),
	};

	- auto hasPack = [&packs](const QString &name) {
	- return std::any_of(packs.begin(), packs.end(), [&name](const auto &pack) {
	- return pack->packName() == name;
	- });
	+ QVERIFY(hasPack(packs, u"Awesome Pack"_s));
	+ QVERIFY(hasPack(packs, u"Pack 1"_s));
	+ QVERIFY(hasPack(packs, u"Pack 2"_s));
	+ QVERIFY(hasPack(packs, u"Pack 3"_s));
	+}
	+
	+void MatrixStickerPackTest::testStickerPackListInRoom()
	+{
	+ auto model = makeClient(
	+ withRoom(makeRoom(
	+ withRoomId("!someroom:example.org")
	+ \| withRoomState({
	+ getRoomStickersEvent("", "Pack 1"),
	+ getRoomStickersEvent("de.sorunome.mx-puppet-bridge.discord", "Pack 2"),
	+ })
	+ ))
	+ );
	+ std::unique_ptr<MatrixSdk> sdk{makeTestSdk(SdkModel{model})};
	+ auto roomList = toUniquePtr(sdk->roomList());
	+ auto room = toUniquePtr(roomList->room(u"!someroom:example.org"_s));
	+ auto stickerPackList = toUniquePtr(room->stickerPackList());
	+ QCOMPARE(stickerPackList->count(), 2);
	+
	+ auto packs = std::array<std::unique_ptr<MatrixStickerPack>, 2>{
	+ toUniquePtr(stickerPackList->at(0)),
	+ toUniquePtr(stickerPackList->at(1)),
	};

	- QVERIFY(hasPack(u"Awesome Pack"_s));
	- QVERIFY(hasPack(u"Pack 1"_s));
	- QVERIFY(hasPack(u"Pack 2"_s));
	- QVERIFY(hasPack(u"Pack 3"_s));
	+ QVERIFY(hasPack(packs, u"Pack 1"_s));
	+ QVERIFY(hasPack(packs, u"Pack 2"_s));
	}

	void MatrixStickerPackTest::testAddToPack()
	{
	using namespace nlohmann::literals;

	auto sourceCursor = lager::make_state(MatrixStickerPackSource{
	MatrixStickerPackSource::AccountData,
	"im.ponies.user_emotes",
	stickerPackEvent,
	+ "",
	+ "",
	}, lager::automatic_tag{});

	auto stickerPack = toUniquePtr(new MatrixStickerPack(sourceCursor));

	auto contentJson = json{
	{"url", "mxc://example.org/someotheremote"},
	{"info", {{"mimetype", "image/png"}}},
	{"body", "some other emote"},
	};
	auto eventCursor = lager::make_constant(makeEvent(
	withEventContent(contentJson)
	));
	auto event = toUniquePtr(new MatrixEvent(eventCursor));

	auto newSource = stickerPack->addSticker(u"someotheremote"_s, event.get()).template value<MatrixStickerPackSource>();

	auto expected = sourceCursor.get().event.content().get();
	expected["images"]["someotheremote"] = contentJson;

	QVERIFY(newSource.event.content().get() == expected);
	}

	QTEST_MAIN(MatrixStickerPackTest)

	#include "matrix-sticker-pack-test.moc"

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