feat: add record URL retrieval to MeetingRoom schema and enhance MinioService

- Introduced a new field `recordUrl` in the MeetingRoom schema to fetch the presigned URL for meeting room recordings.
- Implemented `getRoomRecordUrl` method in MinioService to retrieve the recording URL from Minio, enhancing the service's functionality.
- Updated imports in MeetingRoom schema to include MinioService for the new functionality.

src/Minio/minio.service.ts

@@ -123,10 +123,6 @@ export class MinioService {
       })
     })
   }
-
-  listRecords(roomId: string) {
-    return this.minioClient.listObjects(this.configService.get('BUCKET_NAME') ?? 'epess', `epess/records/${roomId}`)
-  }
   // export document to docx format by get all pages and convert to docx
   async exportDocument(id: string) {
     // get all pages
@@ -141,4 +137,22 @@ export class MinioService {
     // generate a unique file name using uuid
     return uuidv4()
   }
+  // get the record url from minio by searching for the file starting with roomId and ending with .mp4 and returning the presigned url
+  async getRoomRecordUrl(roomId: string) {
+    return new Promise<string | null>(async (resolve, reject) => {
+      const stream = this.minioClient.listObjects(this.configService.get('BUCKET_NAME') ?? 'epess', `records/${roomId}`, true)
+      const items: BucketItem[] = []
+
+      stream.on('data', (item) => {
+        items.push(item)
+      })
+      stream.on('end', async () => {
+        const record = items.find((item) => item.name?.endsWith('.mp4'))
+        resolve(record ? await this.minioClient.presignedUrl('GET', this.configService.get('BUCKET_NAME') ?? 'epess', record.name ?? '') : null)
+      })
+      stream.on('error', (err) => {
+        reject(err)
+      })
+    })
+  }
 }