+function isVideoChannelSupportValid (value: string) {
+ return value === null || (exists(value) && validator.isLength(value, VIDEO_CHANNELS_CONSTRAINTS_FIELDS.SUPPORT))
+}
+
+async function doesLocalVideoChannelNameExist (name: string, res: express.Response) {
+ const videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
+
+ return processVideoChannelExist(videoChannel, res)
+}
+
+async function doesVideoChannelIdExist (id: number | string, res: express.Response) {