1 files changed, 43 insertions, 0 deletions

diff --git a/server/middlewares/validators/shared/video-channels.ts b/server/middlewares/validators/shared/video-channels.ts
new file mode 100644
index 000000000..fe2e663b7
--- /dev/null
+++ b/server/middlewares/validators/shared/video-channels.ts
@@ -0,0 +1,43 @@
+import * as express from 'express'
+import { VideoChannelModel } from '@server/models/video/video-channel'
+import { MChannelBannerAccountDefault } from '@server/types/models'
+import { HttpStatusCode } from '@shared/core-utils'
+
+async function doesLocalVideoChannelNameExist (name: string, res: express.Response) {
+  const videoChannel = await VideoChannelModel.loadLocalByNameAndPopulateAccount(name)
+
+  return processVideoChannelExist(videoChannel, res)
+}
+
+async function doesVideoChannelIdExist (id: number, res: express.Response) {
+  const videoChannel = await VideoChannelModel.loadAndPopulateAccount(+id)
+
+  return processVideoChannelExist(videoChannel, res)
+}
+
+async function doesVideoChannelNameWithHostExist (nameWithDomain: string, res: express.Response) {
+  const videoChannel = await VideoChannelModel.loadByNameWithHostAndPopulateAccount(nameWithDomain)
+
+  return processVideoChannelExist(videoChannel, res)
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  doesLocalVideoChannelNameExist,
+  doesVideoChannelIdExist,
+  doesVideoChannelNameWithHostExist
+}
+
+function processVideoChannelExist (videoChannel: MChannelBannerAccountDefault, res: express.Response) {
+  if (!videoChannel) {
+    res.fail({
+      status: HttpStatusCode.NOT_FOUND_404,
+      message: 'Video channel not found'
+    })
+    return false
+  }
+
+  res.locals.videoChannel = videoChannel
+  return true
+}