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room.cpp
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room.cpp
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/*
* Copyright (C) 2021 Tusooa Zhu <tusooa@vista.aero>
*
* This file is part of libkazv.
*
* libkazv is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* libkazv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with libkazv. If not, see <https://www.gnu.org/licenses/>.
*/
#include <libkazv-config.hpp>
#include <debug.hpp>
#include "room.hpp"
namespace Kazv
{
Room::Room(lager::reader<SdkModel> sdk,
lager::reader<std::string> roomId,
Context<ClientAction> ctx,
DepsT deps)
: m_sdk(sdk)
, m_roomId(roomId)
, m_ctx(ctx)
, m_deps(deps)
{
}
Room::Room(lager::reader<SdkModel> sdk,
lager::reader<std::string> roomId,
Context<ClientAction> ctx)
: m_sdk(sdk)
, m_roomId(roomId)
, m_ctx(ctx)
, m_deps(std::nullopt)
{
}
Room::Room(InEventLoopTag, std::string roomId, ContextT ctx, DepsT deps)
: m_sdk(std::nullopt)
, m_roomId(roomId)
, m_ctx(ctx)
, m_deps(deps)
#ifdef KAZV_USE_THREAD_SAFETY_HELPER
, KAZV_ON_EVENT_LOOP_VAR(true)
#endif
{
}
Room Room::toEventLoop() const
{
assert(m_deps.has_value());
return Room(InEventLoopTag{}, currentRoomId(), m_ctx, m_deps.value());
}
const lager::reader<SdkModel> &Room::sdkCursor() const
{
if (m_sdk.has_value()) { return m_sdk.value(); }
assert(m_deps.has_value());
return *lager::get<SdkModelCursorKey>(m_deps.value());
}
lager::reader<RoomModel> Room::roomCursor() const
{
return lager::match(m_roomId)(
[&](const lager::reader<std::string> &roomId) -> lager::reader<RoomModel> {
return lager::with(sdkCursor().map(&SdkModel::c)[&ClientModel::roomList], roomId)
.map([](auto rooms, auto id) {
return rooms[id];
}).make();
},
[&](const std::string &roomId) -> lager::reader<RoomModel> {
return sdkCursor().map(&SdkModel::c)[&ClientModel::roomList].map([roomId](auto rooms) { return rooms[roomId]; }).make();
});
}
std::string Room::currentRoomId() const
{
return lager::match(m_roomId)(
[&](const lager::reader<std::string> &roomId) {
return roomId.get();
},
[&](const std::string &roomId) {
return roomId;
});
}
auto Room::setLocalDraft(std::string localDraft) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(UpdateRoomAction{+roomId(), SetLocalDraftAction{localDraft}});
}
auto Room::sendMessage(Event msg) const
-> PromiseT
{
using namespace CursorOp;
auto hasCrypto = ~sdkCursor().map([](const auto &sdk) -> bool {
return sdk.c().crypto.has_value();
});
auto roomEncrypted = ~roomCursor()[&RoomModel::encrypted];
auto noFullMembers = ~roomCursor()[&RoomModel::membersFullyLoaded]
.map([](auto b) { return !b; });
auto rid = +roomId();
// Don't use m_ctx directly in the callbacks
// as `this` may have been destroyed when
// the callbacks are called.
auto ctx = m_ctx;
auto promise = ctx.createResolvedPromise(true);
if (+allCursors(hasCrypto, roomEncrypted, noFullMembers)) {
kzo.client.dbg() << "The members of " << rid
<< " are not fully loaded." << std::endl;
promise = promise
.then([ctx, rid](auto) {
return ctx.dispatch(GetRoomStatesAction{rid});
})
.then([ctx, rid](auto succ) {
if (! succ) {
kzo.client.warn() << "Loading members of " << rid
<< " failed." << std::endl;
return ctx.createResolvedPromise(false);
} else {
// XXX remove the hard-coded initialSync parameter
return ctx.dispatch(QueryKeysAction{true})
.then([](auto succ) {
if (! succ) {
kzo.client.warn() << "Query keys failed" << std::endl;
}
return succ;
});
}
});
}
return promise
.then([ctx, rid, msg](auto succ) {
if (! succ) {
return ctx.createResolvedPromise(false);
}
return ctx.dispatch(SendMessageAction{rid, msg});
});
}
auto Room::sendTextMessage(std::string text) const
-> PromiseT
{
json j{
{"type", "m.room.message"},
{"content", {
{"msgtype", "m.text"},
{"body", text}
}
}
};
Event e{j};
return sendMessage(e);
}
auto Room::refreshRoomState() const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(GetRoomStatesAction{+roomId()});
}
auto Room::getStateEvent(std::string type, std::string stateKey) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(GetStateEventAction{+roomId(), type, stateKey});
}
auto Room::sendStateEvent(Event state) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(SendStateEventAction{+roomId(), state});
}
auto Room::setName(std::string name) const
-> PromiseT
{
json j{
{"type", "m.room.name"},
{"content", {
{"name", name}
}
}
};
Event e{j};
return sendStateEvent(e);
}
auto Room::setTopic(std::string topic) const
-> PromiseT
{
json j{
{"type", "m.room.topic"},
{"content", {
{"topic", topic}
}
}
};
Event e{j};
return sendStateEvent(e);
}
auto Room::invite(std::string userId) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(InviteToRoomAction{+roomId(), userId});
}
auto Room::setTyping(bool typing, std::optional<int> timeoutMs) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(SetTypingAction{+roomId(), typing, timeoutMs});
}
auto Room::leave() const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(LeaveRoomAction{+roomId()});
}
auto Room::forget() const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(ForgetRoomAction{+roomId()});
}
auto Room::setPinnedEvents(immer::flex_vector<std::string> eventIds) const
-> PromiseT
{
json j{
{"type", "m.room.pinned_events"},
{"content", {
{"pinned", eventIds}
}
}
};
Event e{j};
return sendStateEvent(e);
}
auto Room::timelineGaps() const
-> lager::reader<immer::map<std::string /* eventId */,
std::string /* prevBatch */>>
{
return roomCursor()[&RoomModel::timelineGaps];
}
auto Room::paginateBackFromEvent(std::string eventId) const
-> PromiseT
{
using namespace CursorOp;
return m_ctx.dispatch(PaginateTimelineAction{
+roomId(), eventId, std::nullopt});
}
}

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