feat: ability to add and delete files of existing share (#306)

* feat(share): delete file api, revert complete share api.

* feat(share): share edit page.

* feat(share): Modify the DropZone title of the edit sharing UI.

* feat(share): i18n for edit share. (en, zh)

* feat(share): allow creator get share by id.

* feat(share): add edit button in account/shares.

* style(share): lint.

* chore: some minor adjustments.

* refactor: run formatter

* refactor: remove unused return

---------

Co-authored-by: Elias Schneider <login@eliasschneider.com>

backend/src/file/file.service.ts

@@ -124,6 +124,18 @@ export class FileService {
     };
   }
 
+  async remove(shareId: string, fileId: string) {
+    const fileMetaData = await this.prisma.file.findUnique({
+      where: { id: fileId },
+    });
+
+    if (!fileMetaData) throw new NotFoundException("File not found");
+
+    fs.unlinkSync(`${SHARE_DIRECTORY}/${shareId}/${fileId}`);
+
+    await this.prisma.file.delete({ where: { id: fileId } });
+  }
+
   async deleteAllFiles(shareId: string) {
     await fs.promises.rm(`${SHARE_DIRECTORY}/${shareId}`, {
       recursive: true,