Added deleteAllFiles api endpoint

Public API v1.yaml

@@ -482,6 +482,26 @@ paths:
           description: OK
       security:
         - Auth query parameter: []
+  /api/deleteAllFiles:
+    post:
+      tags:
+        - files
+      summary: Delete all downloaded files
+      operationId: post-api-deleteAllFiles
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/DeleteMp3Mp4Request'
+      responses:
+        '200':
+          description: OK
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/DeleteAllFilesResponse'
+      security:
+        - Auth query parameter: []
   /api/downloadArchive:
     post:
       tags:
@@ -1356,6 +1376,15 @@ components:
           type: boolean
         error:
           type: string
+    DeleteAllFilesResponse:
+      type: object
+      properties:
+        file_count:
+          type: number
+          description: Number of files found matching search parameters
+        delete_count:
+          type: number
+          description: Number of files removed
     DeleteSubscriptionFileRequest:
       required:
         - file

backend/app.js

@@ -1616,6 +1616,46 @@ app.post('/api/deleteFile', optionalJwt, async (req, res) => {
     res.send(wasDeleted);
 });
 
+app.post('/api/deleteAllFiles', optionalJwt, async (req, res) => {
+    const blacklistMode = false;
+    const uuid = req.isAuthenticated() ? req.user.uid : null;
+
+    let files = null;
+    let text_search = req.body.text_search;
+    let file_type_filter = req.body.file_type_filter;
+
+    const filter_obj = {user_uid: uuid};
+    const regex = true;
+    if (text_search) {
+        if (regex) {
+            filter_obj['title'] = {$regex: `.*${text_search}.*`, $options: 'i'};
+        } else {
+            filter_obj['$text'] = { $search: utils.createEdgeNGrams(text_search) };
+        }
+    }
+
+    if (file_type_filter === 'audio_only') filter_obj['isAudio'] = true;
+    else if (file_type_filter === 'video_only') filter_obj['isAudio'] = false;
+    
+    files = await db_api.getRecords('files', filter_obj);
+
+    let file_count = await db_api.getRecords('files', filter_obj, true);
+    let delete_count = 0;
+
+    for (let i = 0; i < files.length; i++) {    
+        let wasDeleted = false;
+        wasDeleted = await db_api.deleteFile(files[i].uid, uuid, blacklistMode);
+        if (wasDeleted) {
+            delete_count++;
+        }
+    }
+
+    res.send({
+        file_count: file_count,
+        delete_count: delete_count
+    });
+});
+
 app.post('/api/downloadFileFromServer', optionalJwt, async (req, res) => {
     let uid = req.body.uid;
     let uuid = req.body.uuid;