Builtin Prosody: adding the prosody-room-type settings to allow rooms to be per channel or per video. WIP.

server/lib/database/channel.ts

@@ -45,7 +45,43 @@ async function getUserNameByChannelId (options: RegisterServerOptions, channelId
   return results[0].username ?? null
 }
 
+interface ChannelInfos {
+  id: number
+  name: string
+  displayName: string
+}
+
+async function getChannelInfosById (options: RegisterServerOptions, channelId: number): Promise<ChannelInfos | null> {
+  if (!channelId) {
+    throw new Error('Missing channelId')
+  }
+  if (!Number.isInteger(channelId)) {
+    throw new Error('Invalid channelId: not an integer')
+  }
+  const [results] = await options.peertubeHelpers.database.query(
+    'SELECT' +
+    ' "actor"."preferredUsername" as "channelName", ' +
+    ' "videoChannel"."name" as "channelDisplayName"' +
+    ' FROM "videoChannel"' +
+    ' RIGHT JOIN "actor" ON "actor"."id" = "videoChannel"."actorId"' +
+    ' WHERE "videoChannel"."id" = ' + channelId.toString()
+  )
+  if (!Array.isArray(results)) {
+    throw new Error('getChannelInfosById: query result is not an array.')
+  }
+  if (!results[0]) {
+    options.peertubeHelpers.logger.debug(`getChannelInfosById: channel ${channelId} not found.`)
+    return null
+  }
+  return {
+    id: channelId,
+    name: results[0].channelName ?? '',
+    displayName: results[0].channelDisplayName ?? ''
+  }
+}
+
 export {
   getChannelNameById,
-  getUserNameByChannelId
+  getUserNameByChannelId,
+  getChannelInfosById
 }