feat: add mp4 transcode job and variant record

packages/queue/src/index.ts

@@ -11,7 +11,8 @@ const envSchema = z.object({
 export const jobNameSchema = z.enum([
   "scan_minio_prefix",
   "process_asset",
-  "copy_to_canonical"
+  "copy_to_canonical",
+  "transcode_video_mp4"
 ]);
 
 export type QueueJobName = z.infer<typeof jobNameSchema>;
@@ -36,15 +37,23 @@ export const copyToCanonicalPayloadSchema = z
   })
   .strict();
 
+export const transcodeVideoMp4PayloadSchema = z
+  .object({
+    assetId: z.string().uuid()
+  })
+  .strict();
+
 export const payloadByJobNameSchema = z.discriminatedUnion("name", [
   z.object({ name: z.literal("scan_minio_prefix"), payload: scanMinioPrefixPayloadSchema }),
   z.object({ name: z.literal("process_asset"), payload: processAssetPayloadSchema }),
-  z.object({ name: z.literal("copy_to_canonical"), payload: copyToCanonicalPayloadSchema })
+  z.object({ name: z.literal("copy_to_canonical"), payload: copyToCanonicalPayloadSchema }),
+  z.object({ name: z.literal("transcode_video_mp4"), payload: transcodeVideoMp4PayloadSchema })
 ]);
 
 export type ScanMinioPrefixPayload = z.infer<typeof scanMinioPrefixPayloadSchema>;
 export type ProcessAssetPayload = z.infer<typeof processAssetPayloadSchema>;
 export type CopyToCanonicalPayload = z.infer<typeof copyToCanonicalPayloadSchema>;
+export type TranscodeVideoMp4Payload = z.infer<typeof transcodeVideoMp4PayloadSchema>;
 
 type QueueEnv = z.infer<typeof envSchema>;
 
@@ -126,3 +135,12 @@ export async function enqueueCopyToCanonical(input: CopyToCanonicalPayload) {
     backoff: { type: "exponential", delay: 1000 }
   });
 }
+
+export async function enqueueTranscodeVideoMp4(input: TranscodeVideoMp4Payload) {
+  const payload = transcodeVideoMp4PayloadSchema.parse(input);
+  const queue = getQueue();
+  return queue.add("transcode_video_mp4", payload, {
+    attempts: 3,
+    backoff: { type: "exponential", delay: 1000 }
+  });
+}