Files
fluxer/fluxer_gateway/src/guild/voice/guild_voice_disconnect.erl
2026-02-18 15:38:51 +00:00

827 lines
35 KiB
Erlang

%% Copyright (C) 2026 Fluxer Contributors
%%
%% This file is part of Fluxer.
%%
%% Fluxer 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.
%%
%% Fluxer 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 Fluxer. If not, see <https://www.gnu.org/licenses/>.
-module(guild_voice_disconnect).
-export([handle_voice_disconnect/5]).
-export([force_disconnect_participant/4]).
-export([disconnect_voice_user/2]).
-export([disconnect_voice_user_if_in_channel/2]).
-export([disconnect_all_voice_users_in_channel/2]).
-export([cleanup_virtual_channel_access_for_user/2]).
-export([recently_disconnected_voice_states/1]).
-export([clear_recently_disconnected/2]).
-export([clear_recently_disconnected_for_channel/2]).
-ifdef(TEST).
-include_lib("eunit/include/eunit.hrl").
-endif.
-type guild_state() :: map().
-type voice_state() :: map().
-type voice_state_map() :: #{binary() => voice_state()}.
-spec handle_voice_disconnect(
binary() | undefined,
term(),
integer(),
voice_state_map() | term(),
guild_state()
) -> {reply, map(), guild_state()}.
handle_voice_disconnect(undefined, _SessionId, _UserId, _VoiceStates, State) ->
{reply, gateway_errors:error(voice_missing_connection_id), State};
handle_voice_disconnect(ConnectionId, _SessionId, UserId, VoiceStates0, State) ->
VoiceStates = voice_state_utils:ensure_voice_states(VoiceStates0),
case maps:get(ConnectionId, VoiceStates, undefined) of
undefined ->
State1 = clear_pending_voice_connection(ConnectionId, State),
{reply, #{success => true}, State1};
OldVoiceState ->
case guild_voice_state:user_matches_voice_state(OldVoiceState, UserId) of
false ->
{reply, gateway_errors:error(voice_user_mismatch), State};
true ->
case
{
voice_state_utils:voice_state_guild_id(OldVoiceState),
voice_state_utils:voice_state_channel_id(OldVoiceState)
}
of
{undefined, _} ->
{reply, gateway_errors:error(voice_invalid_state), State};
{_, undefined} ->
{reply, gateway_errors:error(voice_invalid_state), State};
{GuildId, ChannelId} ->
maybe_force_disconnect(GuildId, ChannelId, UserId, ConnectionId, State),
NewVoiceStates = maps:remove(ConnectionId, VoiceStates),
NewState0 = maps:put(voice_states, NewVoiceStates, State),
NewState = clear_recently_disconnected(ConnectionId, NewState0),
voice_state_utils:broadcast_disconnects(
#{ConnectionId => OldVoiceState}, NewState
),
FinalState = maybe_cleanup_after_disconnect(
UserId, ChannelId, NewState
),
{reply, #{success => true}, FinalState}
end
end
end.
-spec clear_pending_voice_connection(binary(), guild_state()) -> guild_state().
clear_pending_voice_connection(ConnectionId, State) ->
PendingConnections = maps:get(pending_voice_connections, State, #{}),
case maps:is_key(ConnectionId, PendingConnections) of
false ->
State;
true ->
NewPendingConnections = maps:remove(ConnectionId, PendingConnections),
maps:put(pending_voice_connections, NewPendingConnections, State)
end.
-spec maybe_cleanup_after_disconnect(integer(), integer(), guild_state()) -> guild_state().
maybe_cleanup_after_disconnect(UserId, ChannelId, State) ->
case
guild_virtual_channel_access:is_pending_join(UserId, ChannelId, State) orelse
guild_virtual_channel_access:has_preserve(UserId, ChannelId, State) orelse
guild_virtual_channel_access:is_move_pending(UserId, ChannelId, State)
of
true ->
State;
false ->
cleanup_virtual_channel_access_for_user(UserId, State)
end.
-spec disconnect_voice_user(map(), guild_state()) -> {reply, map(), guild_state()}.
disconnect_voice_user(#{user_id := UserId} = Request, State) ->
ConnectionId = maps:get(connection_id, Request, null),
VoiceStates = voice_state_utils:voice_states(State),
case ConnectionId of
null ->
UserVoiceStates = voice_state_utils:filter_voice_states(VoiceStates, fun(_, V) ->
voice_state_utils:voice_state_user_id(V) =:= UserId
end),
case maps:size(UserVoiceStates) of
0 ->
State1 = clear_pending_voice_connections_for_user(UserId, State),
{reply, #{success => true}, State1};
_ ->
maybe_force_disconnect_voice_states(UserVoiceStates, State),
NewVoiceStates = voice_state_utils:drop_voice_states(
UserVoiceStates, VoiceStates
),
NewState0 = maps:put(voice_states, NewVoiceStates, State),
NewState = maps:fold(
fun(ConnId, _, AccState) ->
clear_recently_disconnected(ConnId, AccState)
end,
NewState0,
UserVoiceStates
),
voice_state_utils:broadcast_disconnects(UserVoiceStates, NewState),
FinalState = cleanup_virtual_channel_access_for_user(UserId, NewState),
{reply, #{success => true}, FinalState}
end;
SpecificConnection ->
case maps:get(SpecificConnection, VoiceStates, undefined) of
undefined ->
State1 = clear_pending_voice_connection(SpecificConnection, State),
{reply, #{success => true}, State1};
VoiceState ->
case voice_state_utils:voice_state_user_id(VoiceState) of
undefined ->
{reply, gateway_errors:error(voice_invalid_state), State};
VoiceStateUserId when VoiceStateUserId =:= UserId ->
maybe_force_disconnect_voice_state(SpecificConnection, VoiceState, State),
NewVoiceStates = maps:remove(SpecificConnection, VoiceStates),
NewState0 = maps:put(voice_states, NewVoiceStates, State),
NewState = clear_recently_disconnected(SpecificConnection, NewState0),
voice_state_utils:broadcast_disconnects(
#{SpecificConnection => VoiceState}, NewState
),
FinalState = cleanup_virtual_channel_access_for_user(UserId, NewState),
{reply, #{success => true}, FinalState};
_ ->
{reply, gateway_errors:error(voice_user_mismatch), State}
end
end
end.
-spec clear_pending_voice_connections_for_user(integer(), guild_state()) -> guild_state().
clear_pending_voice_connections_for_user(UserId, State) ->
PendingConnections = maps:get(pending_voice_connections, State, #{}),
FilteredPending = maps:filter(
fun(_ConnId, PendingData) ->
PendingUserId = maps:get(user_id, PendingData, undefined),
PendingUserId =/= UserId
end,
PendingConnections
),
maps:put(pending_voice_connections, FilteredPending, State).
-spec disconnect_voice_user_if_in_channel(map(), guild_state()) -> {reply, map(), guild_state()}.
disconnect_voice_user_if_in_channel(
#{user_id := UserId, expected_channel_id := ExpectedChannelId} = Request,
State
) ->
ConnectionId = maps:get(connection_id, Request, undefined),
VoiceStates = voice_state_utils:voice_states(State),
case ConnectionId of
undefined ->
UserVoiceStates = voice_state_utils:filter_voice_states(VoiceStates, fun(_, V) ->
voice_state_utils:voice_state_user_id(V) =:= UserId andalso
voice_state_utils:voice_state_channel_id(V) =:= ExpectedChannelId
end),
case maps:size(UserVoiceStates) of
0 ->
State1 = clear_pending_voice_connections_for_user_channel(
UserId, ExpectedChannelId, State
),
{reply,
#{
success => true,
ignored => true,
reason => <<"not_in_expected_channel">>
},
State1};
_ ->
NewVoiceStates = voice_state_utils:drop_voice_states(
UserVoiceStates, VoiceStates
),
NewState0 = maps:put(voice_states, NewVoiceStates, State),
NewState = cache_recently_disconnected(UserVoiceStates, NewState0),
voice_state_utils:broadcast_disconnects(UserVoiceStates, NewState),
{reply, #{success => true}, NewState}
end;
ConnId ->
case maps:get(ConnId, VoiceStates, undefined) of
undefined ->
State1 = clear_pending_voice_connection(ConnId, State),
{reply,
#{success => true, ignored => true, reason => <<"connection_not_found">>},
State1};
VoiceState ->
case
{
voice_state_utils:voice_state_user_id(VoiceState),
voice_state_utils:voice_state_channel_id(VoiceState)
}
of
{UserId, ExpectedChannelId} ->
NewVoiceStates = maps:remove(ConnId, VoiceStates),
NewState0 = maps:put(voice_states, NewVoiceStates, State),
NewState = cache_recently_disconnected(
#{ConnId => VoiceState}, NewState0
),
voice_state_utils:broadcast_disconnects(
#{ConnId => VoiceState}, NewState
),
{reply, #{success => true}, NewState};
_ ->
{reply,
#{
success => true,
ignored => true,
reason => <<"user_or_channel_mismatch">>
},
State}
end
end
end.
-spec clear_pending_voice_connections_for_user_channel(integer(), integer(), guild_state()) ->
guild_state().
clear_pending_voice_connections_for_user_channel(UserId, ChannelId, State) ->
PendingConnections = maps:get(pending_voice_connections, State, #{}),
FilteredPending = maps:filter(
fun(_ConnId, PendingData) ->
PendingUserId = maps:get(user_id, PendingData, undefined),
PendingChannelId = maps:get(channel_id, PendingData, undefined),
not (PendingUserId =:= UserId andalso PendingChannelId =:= ChannelId)
end,
PendingConnections
),
maps:put(pending_voice_connections, FilteredPending, State).
-spec clear_pending_voice_connections_for_channel(integer(), guild_state()) -> guild_state().
clear_pending_voice_connections_for_channel(ChannelId, State) ->
PendingConnections = maps:get(pending_voice_connections, State, #{}),
FilteredPending = maps:filter(
fun(_ConnId, PendingData) ->
PendingChannelId = maps:get(channel_id, PendingData, undefined),
PendingChannelId =/= ChannelId
end,
PendingConnections
),
maps:put(pending_voice_connections, FilteredPending, State).
-spec disconnect_all_voice_users_in_channel(map(), guild_state()) -> {reply, map(), guild_state()}.
disconnect_all_voice_users_in_channel(#{channel_id := ChannelId}, State) ->
VoiceStates = voice_state_utils:voice_states(State),
ChannelVoiceStates = voice_state_utils:filter_voice_states(VoiceStates, fun(_, V) ->
voice_state_utils:voice_state_channel_id(V) =:= ChannelId
end),
State1 = clear_pending_voice_connections_for_channel(ChannelId, State),
case maps:size(ChannelVoiceStates) of
0 ->
{reply, #{success => true, disconnected_count => 0}, State1};
Count ->
maybe_force_disconnect_voice_states(ChannelVoiceStates, State1),
NewVoiceStates = voice_state_utils:drop_voice_states(ChannelVoiceStates, VoiceStates),
NewState0 = maps:put(voice_states, NewVoiceStates, State1),
NewState = clear_recently_disconnected_for_channel(ChannelId, NewState0),
voice_state_utils:broadcast_disconnects(ChannelVoiceStates, NewState),
{reply, #{success => true, disconnected_count => Count}, NewState}
end.
-spec maybe_force_disconnect_voice_states(voice_state_map(), guild_state()) -> ok.
maybe_force_disconnect_voice_states(VoiceStates, State) ->
maps:foreach(
fun(ConnId, VoiceState) ->
maybe_force_disconnect_voice_state(ConnId, VoiceState, State)
end,
VoiceStates
),
ok.
-spec maybe_force_disconnect_voice_state(binary(), voice_state(), guild_state()) -> ok.
maybe_force_disconnect_voice_state(ConnectionId, VoiceState, State) ->
UserId = voice_state_utils:voice_state_user_id(VoiceState),
ChannelId = voice_state_utils:voice_state_channel_id(VoiceState),
GuildId = resolve_guild_id(VoiceState, State),
case {GuildId, ChannelId, UserId} of
{GId, CId, UId} when is_integer(GId), is_integer(CId), is_integer(UId) ->
_ = maybe_force_disconnect(GId, CId, UId, ConnectionId, State),
ok;
_ ->
ok
end.
-spec resolve_guild_id(voice_state(), guild_state()) -> integer() | undefined.
resolve_guild_id(VoiceState, State) ->
case voice_state_utils:voice_state_guild_id(VoiceState) of
undefined ->
map_utils:get_integer(State, id, undefined);
GuildId ->
GuildId
end.
-spec force_disconnect_participant(integer(), integer(), integer(), binary()) ->
{ok, map()} | {error, term()}.
force_disconnect_participant(GuildId, ChannelId, UserId, ConnectionId) ->
Req = voice_utils:build_force_disconnect_rpc_request(GuildId, ChannelId, UserId, ConnectionId),
case rpc_client:call(Req) of
{ok, _Data} ->
{ok, #{success => true}};
{error, Reason} ->
{error, Reason}
end.
-spec cleanup_virtual_channel_access_for_user(integer(), guild_state()) -> guild_state().
cleanup_virtual_channel_access_for_user(UserId, State) ->
VoiceStates = voice_state_utils:voice_states(State),
VirtualChannels = guild_virtual_channel_access:get_virtual_channels_for_user(UserId, State),
lists:foldl(
fun(ChannelId, AccState) ->
case user_has_voice_connection_in_channel(UserId, ChannelId, VoiceStates) of
true ->
AccState;
false ->
case
guild_virtual_channel_access:is_pending_join(UserId, ChannelId, AccState) orelse
guild_virtual_channel_access:has_preserve(UserId, ChannelId, AccState) orelse
guild_virtual_channel_access:is_move_pending(
UserId, ChannelId, AccState
)
of
true ->
AccState;
false ->
ok = maybe_dispatch_visibility_remove(UserId, ChannelId, AccState),
guild_virtual_channel_access:remove_virtual_access(
UserId, ChannelId, AccState
)
end
end
end,
State,
VirtualChannels
).
-spec user_has_voice_connection_in_channel(integer(), integer(), voice_state_map()) -> boolean().
user_has_voice_connection_in_channel(UserId, ChannelId, VoiceStates) ->
ChannelIdBin = integer_to_binary(ChannelId),
maps:fold(
fun(_ConnId, VoiceState, Acc) ->
case Acc of
true ->
true;
false ->
voice_state_utils:voice_state_user_id(VoiceState) =:= UserId andalso
maps:get(<<"channel_id">>, VoiceState, null) =:= ChannelIdBin
end
end,
false,
VoiceStates
).
-spec maybe_dispatch_visibility_remove(integer(), integer(), guild_state()) -> ok.
maybe_dispatch_visibility_remove(UserId, ChannelId, State) ->
case guild_virtual_channel_access:has_virtual_access(UserId, ChannelId, State) of
true ->
guild_virtual_channel_access:dispatch_channel_visibility_change(
UserId, ChannelId, remove, State
);
false ->
ok
end.
-spec maybe_force_disconnect(integer(), integer(), integer(), binary(), guild_state()) ->
{ok, map()} | {error, term()}.
maybe_force_disconnect(GuildId, ChannelId, UserId, ConnectionId, State) ->
case maps:get(test_force_disconnect_fun, State, undefined) of
Fun when is_function(Fun, 4) ->
Fun(GuildId, ChannelId, UserId, ConnectionId);
_ ->
force_disconnect_participant(GuildId, ChannelId, UserId, ConnectionId)
end.
-define(RECENTLY_DISCONNECTED_TTL_MS, 60000).
-spec recently_disconnected_voice_states(guild_state()) -> map().
recently_disconnected_voice_states(State) ->
case maps:get(recently_disconnected_voice_states, State, undefined) of
Map when is_map(Map) -> Map;
_ -> #{}
end.
-spec cache_recently_disconnected(voice_state_map(), guild_state()) -> guild_state().
cache_recently_disconnected(VoiceStatesToCache, State) ->
Now = erlang:system_time(millisecond),
Existing = recently_disconnected_voice_states(State),
Swept = sweep_expired_recently_disconnected(Existing, Now),
NewEntries = maps:fold(
fun(ConnId, VoiceState, Acc) ->
maps:put(ConnId, #{voice_state => VoiceState, disconnected_at => Now}, Acc)
end,
Swept,
VoiceStatesToCache
),
maps:put(recently_disconnected_voice_states, NewEntries, State).
-spec sweep_expired_recently_disconnected(map(), integer()) -> map().
sweep_expired_recently_disconnected(Cache, Now) ->
maps:filter(
fun(_ConnId, #{disconnected_at := DisconnectedAt}) ->
(Now - DisconnectedAt) < ?RECENTLY_DISCONNECTED_TTL_MS;
(_ConnId, _) ->
false
end,
Cache
).
-spec clear_recently_disconnected(binary(), guild_state()) -> guild_state().
clear_recently_disconnected(ConnectionId, State) ->
Cache = recently_disconnected_voice_states(State),
NewCache = maps:remove(ConnectionId, Cache),
maps:put(recently_disconnected_voice_states, NewCache, State).
-spec clear_recently_disconnected_for_channel(integer(), guild_state()) -> guild_state().
clear_recently_disconnected_for_channel(ChannelId, State) ->
Cache = recently_disconnected_voice_states(State),
NewCache = maps:filter(
fun(_ConnId, #{voice_state := VS}) ->
voice_state_utils:voice_state_channel_id(VS) =/= ChannelId;
(_ConnId, _) ->
false
end,
Cache
),
maps:put(recently_disconnected_voice_states, NewCache, State).
-ifdef(TEST).
disconnect_voice_user_removes_all_connections_test() ->
VoiceStates = #{
<<"a">> => voice_state_fixture(5, 10, 20),
<<"b">> => voice_state_fixture(5, 10, 21)
},
State = #{
voice_states => VoiceStates,
test_force_disconnect_fun => fun(_, _, _, _) -> {ok, #{success => true}} end
},
{reply, #{success := true}, #{voice_states := #{}}} =
disconnect_voice_user(#{user_id => 5, connection_id => null}, State).
handle_voice_disconnect_invalid_state_test() ->
VoiceState = #{<<"user_id">> => <<"5">>},
VoiceStates = #{<<"conn">> => VoiceState},
State = #{voice_states => VoiceStates},
{reply, {error, validation_error, _}, _} =
handle_voice_disconnect(<<"conn">>, undefined, 5, VoiceStates, State).
disconnect_voice_user_if_in_channel_ignored_test() ->
VoiceStates = #{},
State = #{voice_states => VoiceStates},
{reply, #{ignored := true}, _} =
disconnect_voice_user_if_in_channel(#{user_id => 5, expected_channel_id => 99}, State).
user_has_voice_connection_in_channel_test() ->
VoiceStates = #{
<<"conn">> => #{<<"user_id">> => <<"10">>, <<"channel_id">> => <<"100">>}
},
?assert(user_has_voice_connection_in_channel(10, 100, VoiceStates)),
?assertNot(user_has_voice_connection_in_channel(10, 200, VoiceStates)),
?assertNot(user_has_voice_connection_in_channel(20, 100, VoiceStates)).
recently_disconnected_voice_states_default_test() ->
?assertEqual(#{}, recently_disconnected_voice_states(#{})).
recently_disconnected_voice_states_returns_map_test() ->
Cache = #{<<"conn">> => #{voice_state => #{}, disconnected_at => 1000}},
State = #{recently_disconnected_voice_states => Cache},
?assertEqual(Cache, recently_disconnected_voice_states(State)).
cache_recently_disconnected_test() ->
VS = voice_state_fixture(5, 10, 20),
State = #{},
NewState = cache_recently_disconnected(#{<<"conn">> => VS}, State),
Cache = recently_disconnected_voice_states(NewState),
?assert(maps:is_key(<<"conn">>, Cache)),
#{<<"conn">> := #{voice_state := CachedVS}} = Cache,
?assertEqual(VS, CachedVS).
clear_recently_disconnected_test() ->
VS = voice_state_fixture(5, 10, 20),
State0 = cache_recently_disconnected(#{<<"conn">> => VS}, #{}),
State1 = clear_recently_disconnected(<<"conn">>, State0),
?assertEqual(#{}, recently_disconnected_voice_states(State1)).
clear_recently_disconnected_for_channel_test() ->
VS1 = voice_state_fixture(5, 10, 20),
VS2 = voice_state_fixture(6, 10, 30),
State0 = cache_recently_disconnected(#{<<"a">> => VS1, <<"b">> => VS2}, #{}),
State1 = clear_recently_disconnected_for_channel(20, State0),
Cache = recently_disconnected_voice_states(State1),
?assertNot(maps:is_key(<<"a">>, Cache)),
?assert(maps:is_key(<<"b">>, Cache)).
sweep_expired_recently_disconnected_test() ->
Now = erlang:system_time(millisecond),
Cache = #{
<<"fresh">> => #{voice_state => #{}, disconnected_at => Now - 1000},
<<"expired">> => #{voice_state => #{}, disconnected_at => Now - 70000}
},
Swept = sweep_expired_recently_disconnected(Cache, Now),
?assert(maps:is_key(<<"fresh">>, Swept)),
?assertNot(maps:is_key(<<"expired">>, Swept)).
disconnect_voice_user_if_in_channel_caches_by_connection_test() ->
VS = voice_state_fixture(5, 10, 20),
VoiceStates = #{<<"conn">> => VS},
State = #{voice_states => VoiceStates},
{reply, #{success := true}, NewState} =
disconnect_voice_user_if_in_channel(
#{user_id => 5, expected_channel_id => 20, connection_id => <<"conn">>},
State
),
Cache = recently_disconnected_voice_states(NewState),
?assert(maps:is_key(<<"conn">>, Cache)).
disconnect_voice_user_calls_force_disconnect_for_all_connections_test() ->
Self = self(),
TestFun = fun(GuildId, ChannelId, UserId, ConnectionId) ->
Self ! {force_disconnect, GuildId, ChannelId, UserId, ConnectionId},
{ok, #{success => true}}
end,
VoiceStates = #{
<<"a">> => voice_state_fixture(5, 10, 20),
<<"b">> => voice_state_fixture(5, 10, 21)
},
State = #{
id => 10,
voice_states => VoiceStates,
test_force_disconnect_fun => TestFun
},
{reply, #{success := true}, #{voice_states := #{}}} =
disconnect_voice_user(#{user_id => 5, connection_id => null}, State),
Msgs = collect_force_disconnect_messages(2),
?assertEqual(2, length(Msgs)),
?assert(lists:member({force_disconnect, 10, 20, 5, <<"a">>}, Msgs)),
?assert(lists:member({force_disconnect, 10, 21, 5, <<"b">>}, Msgs)).
disconnect_voice_user_calls_force_disconnect_for_specific_connection_test() ->
Self = self(),
TestFun = fun(GuildId, ChannelId, UserId, ConnectionId) ->
Self ! {force_disconnect, GuildId, ChannelId, UserId, ConnectionId},
{ok, #{success => true}}
end,
VoiceStates = #{
<<"a">> => voice_state_fixture(5, 10, 20),
<<"b">> => voice_state_fixture(5, 10, 21)
},
State = #{
id => 10,
voice_states => VoiceStates,
test_force_disconnect_fun => TestFun
},
{reply, #{success := true}, NewState} =
disconnect_voice_user(#{user_id => 5, connection_id => <<"a">>}, State),
Msgs = collect_force_disconnect_messages(1),
?assertEqual(1, length(Msgs)),
?assert(lists:member({force_disconnect, 10, 20, 5, <<"a">>}, Msgs)),
Remaining = maps:get(voice_states, NewState),
?assert(maps:is_key(<<"b">>, Remaining)),
?assertNot(maps:is_key(<<"a">>, Remaining)).
disconnect_all_voice_users_in_channel_calls_force_disconnect_test() ->
Self = self(),
TestFun = fun(GuildId, ChannelId, UserId, ConnectionId) ->
Self ! {force_disconnect, GuildId, ChannelId, UserId, ConnectionId},
{ok, #{success => true}}
end,
VoiceStates = #{
<<"a">> => voice_state_fixture(5, 10, 20),
<<"b">> => voice_state_fixture(6, 10, 20),
<<"c">> => voice_state_fixture(7, 10, 30)
},
State = #{
id => 10,
voice_states => VoiceStates,
test_force_disconnect_fun => TestFun
},
{reply, #{success := true, disconnected_count := 2}, NewState} =
disconnect_all_voice_users_in_channel(#{channel_id => 20}, State),
Msgs = collect_force_disconnect_messages(2),
?assertEqual(2, length(Msgs)),
?assert(lists:member({force_disconnect, 10, 20, 5, <<"a">>}, Msgs)),
?assert(lists:member({force_disconnect, 10, 20, 6, <<"b">>}, Msgs)),
Remaining = maps:get(voice_states, NewState),
?assert(maps:is_key(<<"c">>, Remaining)),
?assertNot(maps:is_key(<<"a">>, Remaining)),
?assertNot(maps:is_key(<<"b">>, Remaining)).
disconnect_voice_user_if_in_channel_skips_force_disconnect_test() ->
Self = self(),
TestFun = fun(_, _, _, _) ->
Self ! force_disconnect_called,
{ok, #{success => true}}
end,
VoiceStates = #{<<"a">> => voice_state_fixture(5, 10, 20)},
State = #{
voice_states => VoiceStates,
test_force_disconnect_fun => TestFun
},
{reply, #{success := true}, _} =
disconnect_voice_user_if_in_channel(
#{user_id => 5, expected_channel_id => 20, connection_id => <<"a">>},
State
),
receive
force_disconnect_called -> ?assert(false)
after 0 ->
ok
end.
clear_pending_voice_connection_removes_connection_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 1, channel_id => 100},
<<"conn2">> => #{user_id => 2, channel_id => 200}
},
State = #{pending_voice_connections => PendingConnections},
NewState = clear_pending_voice_connection(<<"conn1">>, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assert(maps:is_key(<<"conn2">>, NewPending)).
clear_pending_voice_connection_ignores_missing_test() ->
PendingConnections = #{<<"conn1">> => #{user_id => 1, channel_id => 100}},
State = #{pending_voice_connections => PendingConnections},
NewState = clear_pending_voice_connection(<<"missing">>, State),
?assertEqual(State, NewState).
clear_pending_voice_connection_handles_empty_pending_test() ->
State = #{voice_states => #{}},
NewState = clear_pending_voice_connection(<<"conn">>, State),
?assertEqual(#{}, maps:get(pending_voice_connections, NewState, #{})).
clear_pending_voice_connections_for_user_removes_all_user_connections_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 5, channel_id => 200},
<<"conn3">> => #{user_id => 6, channel_id => 100}
},
State = #{pending_voice_connections => PendingConnections},
NewState = clear_pending_voice_connections_for_user(5, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assertNot(maps:is_key(<<"conn2">>, NewPending)),
?assert(maps:is_key(<<"conn3">>, NewPending)).
clear_pending_voice_connections_for_user_channel_removes_matching_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 5, channel_id => 200},
<<"conn3">> => #{user_id => 6, channel_id => 100}
},
State = #{pending_voice_connections => PendingConnections},
NewState = clear_pending_voice_connections_for_user_channel(5, 100, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assert(maps:is_key(<<"conn2">>, NewPending)),
?assert(maps:is_key(<<"conn3">>, NewPending)).
clear_pending_voice_connections_for_channel_removes_all_channel_connections_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 6, channel_id => 100},
<<"conn3">> => #{user_id => 7, channel_id => 200}
},
State = #{pending_voice_connections => PendingConnections},
NewState = clear_pending_voice_connections_for_channel(100, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assertNot(maps:is_key(<<"conn2">>, NewPending)),
?assert(maps:is_key(<<"conn3">>, NewPending)).
handle_voice_disconnect_cleans_pending_when_not_in_voice_states_test() ->
PendingConnections = #{<<"conn1">> => #{user_id => 5, channel_id => 100}},
State = #{
voice_states => #{},
pending_voice_connections => PendingConnections
},
{reply, #{success := true}, NewState} =
handle_voice_disconnect(<<"conn1">>, undefined, 5, #{}, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)).
disconnect_voice_user_cleans_pending_when_no_active_states_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 6, channel_id => 100}
},
State = #{
id => 10,
voice_states => #{},
pending_voice_connections => PendingConnections
},
{reply, #{success := true}, NewState} =
disconnect_voice_user(#{user_id => 5}, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assert(maps:is_key(<<"conn2">>, NewPending)).
disconnect_voice_user_cleans_pending_for_specific_connection_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 5, channel_id => 200}
},
State = #{
id => 10,
voice_states => #{},
pending_voice_connections => PendingConnections
},
{reply, #{success := true}, NewState} =
disconnect_voice_user(#{user_id => 5, connection_id => <<"conn1">>}, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assert(maps:is_key(<<"conn2">>, NewPending)).
disconnect_voice_user_if_in_channel_cleans_pending_when_not_found_test() ->
PendingConnections = #{
<<"conn1">> => #{user_id => 5, channel_id => 100},
<<"conn2">> => #{user_id => 6, channel_id => 100}
},
State = #{
id => 10,
voice_states => #{},
pending_voice_connections => PendingConnections
},
{reply, #{success := true, ignored := true}, NewState} =
disconnect_voice_user_if_in_channel(
#{user_id => 5, expected_channel_id => 100},
State
),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"conn1">>, NewPending)),
?assert(maps:is_key(<<"conn2">>, NewPending)).
disconnect_all_voice_users_in_channel_cleans_pending_test() ->
Self = self(),
TestFun = fun(GuildId, ChannelId, UserId, ConnectionId) ->
Self ! {force_disconnect, GuildId, ChannelId, UserId, ConnectionId},
{ok, #{success => true}}
end,
VoiceStates = #{
<<"a">> => voice_state_fixture(5, 10, 20)
},
PendingConnections = #{
<<"pending1">> => #{user_id => 6, channel_id => 20},
<<"pending2">> => #{user_id => 7, channel_id => 30}
},
State = #{
id => 10,
voice_states => VoiceStates,
pending_voice_connections => PendingConnections,
test_force_disconnect_fun => TestFun
},
{reply, #{success := true, disconnected_count := 1}, NewState} =
disconnect_all_voice_users_in_channel(#{channel_id => 20}, State),
_ = collect_force_disconnect_messages(1),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"pending1">>, NewPending)),
?assert(maps:is_key(<<"pending2">>, NewPending)).
disconnect_all_voice_users_in_channel_cleans_pending_when_no_active_states_test() ->
PendingConnections = #{
<<"pending1">> => #{user_id => 5, channel_id => 20},
<<"pending2">> => #{user_id => 6, channel_id => 30}
},
State = #{
id => 10,
voice_states => #{},
pending_voice_connections => PendingConnections
},
{reply, #{success := true, disconnected_count := 0}, NewState} =
disconnect_all_voice_users_in_channel(#{channel_id => 20}, State),
NewPending = maps:get(pending_voice_connections, NewState),
?assertNot(maps:is_key(<<"pending1">>, NewPending)),
?assert(maps:is_key(<<"pending2">>, NewPending)).
collect_force_disconnect_messages(Count) ->
collect_force_disconnect_messages(Count, []).
collect_force_disconnect_messages(0, Acc) ->
lists:reverse(Acc);
collect_force_disconnect_messages(Count, Acc) when Count > 0 ->
receive
{force_disconnect, _, _, _, _} = Msg ->
collect_force_disconnect_messages(Count - 1, [Msg | Acc]);
_Other ->
collect_force_disconnect_messages(Count, Acc)
after 200 ->
lists:reverse(Acc)
end.
voice_state_fixture(UserId, GuildId, ChannelId) ->
#{
<<"user_id">> => integer_to_binary(UserId),
<<"guild_id">> => integer_to_binary(GuildId),
<<"channel_id">> => integer_to_binary(ChannelId)
}.
-endif.