fix: handle empty repository

src/core/Repository.ts

@@ -402,10 +402,19 @@ export default class Repository {
     }
     this.model.increment();
     await this.updateStatus(RepositoryStatus.DOWNLOAD);
-    await this.files({
+    const files = await this.files({
       force: false,
       progress,
     });
+    if (files.length === 0) {
+      // create a dummy file when the repo is empty to avoid errors
+      await new FileModel({
+        repoId: this.repoId,
+        path: "",
+        name: "",
+        size: 0,
+      }).save();
+    }
     await this.updateStatus(RepositoryStatus.READY);
     await this.computeSize();
     span.end();

src/core/source/GitHubStream.ts

@@ -194,11 +194,16 @@ export default class GitHubStream extends GitHubBase {
         });
         output.push(...this.tree2Tree(data.tree, parentPath));
       } catch (error) {
-        throw new AnonymousError("files_not_found", {
-          httpStatus: 404,
-          object: this.data,
-          cause: error as Error,
-        });
+        if ((error as any).status == 404) {
+          // empty repo
+          data = { tree: [] };
+        } else {
+          throw new AnonymousError("repo_not_found", {
+            httpStatus: (error as any).status || 404,
+            object: this.data,
+            cause: error as Error,
+          });
+        }
       }
       const promises: Promise<any>[] = [];
       const parentPaths: string[] = [];

src/streamer/route.ts

@@ -25,6 +25,7 @@ router.post("/", async (req: express.Request, res: express.Response) => {
     commit: commit,
     getToken: () => token,
   });
+  console.log(`[FILE] ${repoId}/${filePath}`);
   const content = await source.getFileContentCache(
     filePath,
     repoId,