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construct/modules/client/sync/rooms/unread_notifications.cc
2019-01-03 17:21:02 -08:00

89 lines
2.2 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
ircd::mapi::header
IRCD_MODULE
{
"Client Sync :Room Unread Notifications"
};
namespace ircd::m::sync
{
static long _notification_count(const room &, const event::idx &a, const event::idx &b);
static long _highlight_count(const room &, const user &u, const event::idx &a, const event::idx &b);
static bool room_unread_notifications_polylog(data &);
extern item room_unread_notifications;
}
decltype(ircd::m::sync::room_unread_notifications)
ircd::m::sync::room_unread_notifications
{
"rooms...unread_notifications",
room_unread_notifications_polylog
};
bool
ircd::m::sync::room_unread_notifications_polylog(data &data)
{
auto &room{*data.room};
m::event::id::buf last_read;
if(!m::receipt::read(last_read, room.room_id, data.user))
return false;
json::stack::object out{*data.member};
const auto last_read_idx
{
index(last_read)
};
// highlight_count
json::stack::member
{
out, "highlight_count", json::value
{
_highlight_count(room, data.user, last_read_idx, data.current)
}
};
// notification_count
json::stack::member
{
out, "notification_count", json::value
{
_notification_count(room, last_read_idx, data.current)
}
};
return true;
}
long
ircd::m::sync::_notification_count(const room &room,
const event::idx &a,
const event::idx &b)
{
return m::count_since(room, a, a < b? b : a);
}
long
ircd::m::sync::_highlight_count(const room &r,
const user &u,
const event::idx &a,
const event::idx &b)
{
using proto = size_t (const user &, const room &, const event::idx &, const event::idx &);
static mods::import<proto> count
{
"m_user", "highlighted_count__between"
};
return count(u, r, a, a < b? b : a);
}