Fix database models

database/crud.py

@@ -0,0 +1,52 @@
+from datetime import datetime
+from app import db
+from app.models import *
+from app.schema import *
+from marshmallow import ValidationError
+
+
+def insert_data(schema, data):
+    instance = validate_data(schema=schema, data=data)
+    db.session.add(instance)
+    db.session.commit()
+
+
+def delete_data(data):
+    db.session.delete(data)
+    db.session.commit()
+
+
+def save_otp(mobile, otp):
+    db.session.query(table="Users").filter_by(mobile=mobile).update(dict(otp=otp))
+    db.session.commit()
+
+
+def validate_data(schema, data):
+    validation_schema = schema + "Schema()"
+    instance = validation_schema
+    try:
+        output = instance.load(data).data
+        return output
+    except ValidationError as err:
+        print(err.messages)
+
+
+def fetch_stored_otp(mobile):
+    user = db.session.query(table="Users").filter_by(mobile=mobile)
+    otp = user.otp
+    return otp
+
+
+def validate_otp(mobile):
+    timestamp = datetime.now()
+    db.session.query(table="Users").filter_by(mobile=mobile).update(
+        dict(otp_valid_time=timestamp)
+    )
+
+
+def verify_otp(mobile, otp):
+    stored_otp = fetch_stored_otp(mobile=mobile)
+    if stored_otp == otp:
+        validate_otp(mobile=mobile)
+        return True
+    return False