Files
stoatchat/crates/delta/src/routes/channels/voice_join.rs
2025-09-20 05:26:58 +01:00

116 lines
3.4 KiB
Rust

use revolt_config::config;
use revolt_database::{
util::{permissions::perms, reference::Reference},
voice::{
delete_voice_state, get_channel_node, get_user_voice_channels, get_voice_channel_members,
raise_if_in_voice, set_call_notification_recipients, VoiceClient,
},
Database, User,
};
use revolt_models::v0;
use revolt_permissions::{calculate_channel_permissions, ChannelPermission};
use revolt_result::{create_error, Result};
use rocket::{serde::json::Json, State};
/// # Join Call
///
/// Asks the voice server for a token to join the call.
#[openapi(tag = "Voice")]
#[post("/<target>/join_call", data = "<data>")]
pub async fn call(
db: &State<Database>,
voice_client: &State<VoiceClient>,
user: User,
target: Reference<'_>,
data: Json<v0::DataJoinCall>,
) -> Result<Json<v0::CreateVoiceUserResponse>> {
if !voice_client.is_enabled() {
return Err(create_error!(LiveKitUnavailable));
}
let v0::DataJoinCall {
node,
force_disconnect,
recipients,
} = data.into_inner();
if user.bot.is_some() && force_disconnect == Some(true) {
return Err(create_error!(IsBot));
}
let channel = target.as_channel(db).await?;
let Some(voice_info) = channel.voice() else {
return Err(create_error!(NotAVoiceChannel));
};
let mut permissions = perms(db, &user).channel(&channel);
let current_permissions = calculate_channel_permissions(&mut permissions).await;
current_permissions.throw_if_lacking_channel_permission(ChannelPermission::Connect)?;
if get_voice_channel_members(channel.id())
.await?
.zip(voice_info.max_users)
.is_some_and(|(ms, max_users)| ms.len() >= max_users)
&& !current_permissions.has(ChannelPermission::ManageChannel as u64)
{
return Err(create_error!(CannotJoinCall));
}
let existing_node = get_channel_node(channel.id()).await?;
let node = existing_node
.or(node)
.ok_or_else(|| create_error!(UnknownNode))?;
let config = config().await;
let node_host = config
.hosts
.livekit
.get(&node)
.ok_or_else(|| create_error!(UnknownNode))?
.clone();
if force_disconnect == Some(true) {
// Finds and disconnects any existing voice connections by the user,
// should only ever loop once but just to cover our backs.
for channel_id in get_user_voice_channels(&user.id).await? {
let node = get_channel_node(&channel_id).await?.unwrap();
let channel = Reference::from_unchecked(&channel_id)
.as_channel(db)
.await?;
voice_client
.remove_user(&node, &user.id, &channel_id)
.await?;
delete_voice_state(&channel_id, channel.server(), &user.id).await?;
}
} else {
raise_if_in_voice(&user, channel.id()).await?;
}
let token = voice_client
.create_token(&node, db, &user, current_permissions, &channel)
.await?;
let room = voice_client.create_room(&node, &channel).await?;
log::debug!("Created room {}", room.name);
if let Some(recipients) = recipients {
if room.num_participants == 0 {
set_call_notification_recipients(channel.id(), &user.id, &recipients).await?;
}
}
Ok(Json(v0::CreateVoiceUserResponse {
token,
url: node_host.clone(),
}))
}