added return_result api in the app.py file

Backend/app.py

@@ -101,5 +101,46 @@ def addresult():
  con.close()
 
 
+@app.route("/return_result", methods=['POST'])
+def return_result():
+ if request.method == 'GET':
+ return jsonify({"msg": "Use 'POST' method for this API."})
+
+ data = json.loads(request.get_json())
+ student_id = data["id"]
+ user_type = data["type"]
+
+ if user_type.lower() != 'student':
+ return jsonify({"msg": "Invalid user type"})
+
+ con = None
+ try:
+ con = connect("student_results.db")
+ cursor = con.cursor()
+ cursor.execute("SELECT * FROM StoreModel WHERE rno = '%d'" % student_id)
+ data = cursor.fetchall()
+
+ if not data:
+ return jsonify({"msg": "Marks details not uploaded yet."})
+
+ return jsonify(
+ {
+ "id": data[0],
+ "sub1": data[1],
+ "sub2": data[2],
+ "sub3": data[3],
+ "sub4": data[4]
+ }
+ )
+
+ except Exception as e:
+ con.rollback()
+ return jsonify({"msg": "There's some issue: " + str(e)})
+
+ finally:
+ if con is not None:
+ con.close()
+
+
 if __name__ == "__main__":
  app.run(debug=True, port=5000)