peertube-plugin-livechat/server/lib/database/channel.ts
2021-08-04 00:57:14 +02:00

52 lines
1.8 KiB
TypeScript

async function getChannelNameById (options: RegisterServerOptions, channelId: number): Promise<string | 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"' +
' FROM "videoChannel"' +
' RIGHT JOIN "actor" ON "actor"."id" = "videoChannel"."actorId"' +
' WHERE "videoChannel"."id" = ' + channelId.toString()
)
if (!Array.isArray(results)) {
throw new Error('getChannelNameById: query result is not an array.')
}
if (!results[0]) {
options.peertubeHelpers.logger.debug(`getChannelNameById: channel ${channelId} not found.`)
return null
}
return results[0].preferredUsername ?? null
}
async function getUserNameByChannelId (options: RegisterServerOptions, channelId: number): Promise<string | 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 "user"."username"' +
' FROM "videoChannel"' +
' JOIN "account" ON "account"."id" = "videoChannel"."accountId"' +
' JOIN "user" ON "account"."userId" = "user"."id" ' +
' WHERE "videoChannel"."id" = ' + channelId.toString()
)
if (!Array.isArray(results)) {
throw new Error('getUserNameByChannelId: query result is not an array.')
}
if (!results[0]) {
options.peertubeHelpers.logger.debug(`getUserNameByChannelId: channel ${channelId} not found.`)
return null
}
return results[0].username ?? null
}
export {
getChannelNameById,
getUserNameByChannelId
}