don't pack any part archives for only 1 part archive

console-api/src/packager/packager.service.ts

@@ -138,6 +138,8 @@ export class PackagerService extends ConsoleLogger {
         }
       }
 
+      const pendingPartTasks: ArchiveTask[] = [];
+
       // 散包
       const buckets: Record<string, [FileWithHash[], number]> = {};
       for (const file of filesWithHash) {
@@ -146,7 +148,7 @@ export class PackagerService extends ConsoleLogger {
           buckets[extname] ??= [[], 0];
           const bucket = buckets[extname];
           if (bucket[1] + file.file.stats.size >= this.bucket_max) {
-            new ArchiveTask(ArchiveType.Part, bucket[0]).addToTask(archiveTasks);
+            new ArchiveTask(ArchiveType.Part, bucket[0]).addToTask(pendingPartTasks);
             bucket[0] = [];
             bucket[1] = 0;
           } else {
@@ -154,13 +156,21 @@ export class PackagerService extends ConsoleLogger {
             bucket[1] += file.file.stats.size;
           }
         } else {
-          new ArchiveTask(ArchiveType.Part, [file]).addToTask(archiveTasks);
+          new ArchiveTask(ArchiveType.Part, [file]).addToTask(pendingPartTasks);
         }
       }
       for (const bucket of Object.values(buckets)) {
         if (bucket[0].length) {
-          new ArchiveTask(ArchiveType.Part, bucket[0]).addToTask(archiveTasks);
+          new ArchiveTask(ArchiveType.Part, bucket[0]).addToTask(pendingPartTasks);
+        }
+      }
+
+      if (pendingPartTasks.length > 1) {
+        for (const task of pendingPartTasks) {
+          task.addToTask(pendingPartTasks);
         }
+      } else {
+        this.log(`Skipping part archives because only 1 part archive.`);
       }
 
       const packages = await Promise.all(archiveTasks.map((t) => this.archive(root, t))); // 这个 await 过后，checksum 和 打包上传都已经跑完了

console-api/src/update/update.service.ts

@@ -186,6 +186,9 @@ export class UpdateService extends ConsoleLogger {
   }
 
   private pickArchives(archives: Archive[], requestedFiles: string[]) {
+    if (!archives.length) {
+      return [];
+    }
     const aset = archives.map((a) => ({ archive: a, files: new Set(a.files) }));
 
     const result = new Set<Archive>();