Fixed flask cors and added linting

file_peer/peer_service.py

@@ -4,108 +4,116 @@ import socket
 import shutil
 import os
 
+from flask_cors import CORS
+
 app = Flask(__name__)
 
+# Enable CORS for all routes
+CORS(app)
 
-@app.route('/copy-file', methods = ['POST'])
+
+@app.route("/copy-file", methods=["POST"])
 def copy_file():
     try:
         data = request.json
-        source_file = data['file_path']
-        id = data['file_id']
+        source_file = data["file_path"]
+        id = data["file_id"]
         if not os.path.exists(source_file):
             return f"Source file does not exist at {source_file}", 400
         filename = os.path.basename(source_file)
-        destination_path = os.path.join('./uploads/', str(id) +'_' +  filename)
+        destination_path = os.path.join("./uploads/", str(id) + "_" + filename)
         shutil.copyfile(source_file, destination_path)
         return "File Moved successfully", 200
     except Exception as e:
-        print(f'An error occured: {e}')
+        print(f"An error occured: {e}")
         return "An error occured", 400
 
 
-@app.route('/ip', methods=["GET"])
+@app.route("/ip", methods=["GET"])
 def get_internal_ip():
     internal_ip = None
     try:
         s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-        s.connect(("8.8.8.8", 80)) 
+        s.connect(("8.8.8.8", 80))
         internal_ip = s.getsockname()[0]
         s.close()
     except Exception as e:
         print("Error:", e)
     return internal_ip, 200
 
-@app.route('/send', methods=['GET'])
+
+@app.route("/send", methods=["GET"])
 def send():
-    file_id = request.args.get('id')
-    filename = request.args.get('filename')
+    file_id = request.args.get("id")
+    filename = request.args.get("filename")
 
-    file_path = './uploads/' + file_id + '_' + filename
-    
-    return send_file(file_path, as_attachment=True, download_name = str(file_id)+'_'+filename)
+    file_path = "./uploads/" + file_id + "_" + filename
 
-@app.route('/request', methods=['GET'])
+    return send_file(
+        file_path, as_attachment=True, download_name=str(file_id) + "_" + filename
+    )
+
+
+@app.route("/request", methods=["GET"])
 def request_file():
     data = request.json
-    file_id = data['id']
-    filename = data['filename']
-    ip = data['ip']
-    
+    file_id = data["id"]
+    filename = data["filename"]
+    ip = data["ip"]
 
     url = f"http://{ip}:8080/send"
     params = {
-        'id': file_id,
-        'filename': filename,
+        "id": file_id,
+        "filename": filename,
     }
 
     response = requests.get(url, params=params)
-    file_path = './uploads/' + str(file_id) + '_' + filename
+    file_path = "./uploads/" + str(file_id) + "_" + filename
 
     if response.status_code == 200:
         if os.path.exists(file_path):
             return "File with name already exists", 200
-        
-        with open(file_path, 'wb') as f:
+
+        with open(file_path, "wb") as f:
             f.write(response.content)
         print("File downloaded successfully")
-        return f'File Downloaded to location to location {file_path}', 200
+        return f"File Downloaded to location to location {file_path}", 200
     else:
         error = response.text
         print("Error:", error)
         return error, response.status_code
-    
-@app.route('/request-tests', methods=['GET'])
+
+
+@app.route("/request-tests", methods=["GET"])
 def request_test_():
     data = request.json
-    file_id = data['id']
-    filename = data['filename']
-    ip = data['ip']
-    new_filename = data['new_filename']
-    
+    file_id = data["id"]
+    filename = data["filename"]
+    ip = data["ip"]
+    new_filename = data["new_filename"]
 
     url = f"http://{ip}:8080/send"
     params = {
-        'id': file_id,
-        'filename': filename,
+        "id": file_id,
+        "filename": filename,
     }
 
     response = requests.get(url, params=params)
-    file_path = './uploads/' + str(file_id) + '_' + new_filename
+    file_path = "./uploads/" + str(file_id) + "_" + new_filename
 
     if response.status_code == 200:
         if os.path.exists(file_path):
             return "File with name already exists", 200
-        
-        with open(file_path, 'wb') as f:
+
+        with open(file_path, "wb") as f:
             f.write(response.content)
         print("File downloaded successfully")
-        return f'File Downloaded to location to location {file_path}', 200
+        return f"File Downloaded to location to location {file_path}", 200
     else:
         error = response.text
         print("Error:", error)
         return error, response.status_code
 
 
-if __name__ == '__main__':
-    app.run(debug=True, host= '0.0.0.0', port=8080)
+if __name__ == "__main__":
+    app.run(debug=True, host="0.0.0.0", port=8080)