Move database to a separate file

backend/app.py

@@ -4,49 +4,24 @@ import flask_login
 import flask_restful
 import flask_restful.fields
 import flask_restful.reqparse
-import flask_sqlalchemy
 import itsdangerous
 import sqlalchemy
 
+from db import db, Quote
+
 
 app = flask.Flask(__name__)
 app.config.from_envvar('SETTINGS')
 
-db = flask_sqlalchemy.SQLAlchemy(app)
-db.create_all()
-
-api = flask_restful.Api(app)
+db.init_app(app)
+db.create_all(app=app)
 
 login_manager = flask_login.LoginManager()
 login_manager.init_app(app)
 
-flask_cors.CORS(app)
-
-
-@login_manager.request_loader
-def load_user(request):
-    key = request.headers.get('X-Quotes-API-Key')
-    if not key:
-        return None
-    s = itsdangerous.TimedJSONWebSignatureSerializer(app.config['SECRET_KEY'])
-    try:
-        user = flask_login.UserMixin()
-        user.id = s.loads(key)
-        return user
-    except (itsdangerous.SignatureExpired, itsdangerous.BadSignature):
-        return None
-
-
-class Quote(db.Model):
-    __tablename__ = 'quotes'
+api = flask_restful.Api(app)
 
-    id = db.Column(db.Integer, primary_key=True)
-    video_id = db.Column(db.Integer)
-    date = db.Column(db.Date)
-    game = db.Column(db.String)
-    text = db.Column(db.String)
-    created_at = db.Column(db.DateTime)
-    updated_at = db.Column(db.DateTime)
+flask_cors.CORS(app)
 
 
 quote_fields = {
@@ -76,6 +51,20 @@ filter_parser.add_argument('page_number', type=int)
 filter_parser.add_argument('page_size', type=int)
 
 
+@login_manager.request_loader
+def load_user(request):
+    key = request.headers.get('X-Quotes-API-Key')
+    if not key:
+        return None
+    s = itsdangerous.TimedJSONWebSignatureSerializer(app.config['SECRET_KEY'])
+    try:
+        user = flask_login.UserMixin()
+        user.id = s.loads(key)
+        return user
+    except (itsdangerous.SignatureExpired, itsdangerous.BadSignature):
+        return None
+
+
 class QuoteResource(flask_restful.Resource):
     @flask_restful.marshal_with(quote_fields)
     def get(self, id):

backend/db.py

@@ -0,0 +1,16 @@
+import flask_sqlalchemy
+
+
+db = flask_sqlalchemy.SQLAlchemy()
+
+
+class Quote(db.Model):
+    __tablename__ = 'quotes'
+
+    id = db.Column(db.Integer, primary_key=True)
+    video_id = db.Column(db.Integer)
+    date = db.Column(db.Date)
+    game = db.Column(db.String)
+    text = db.Column(db.String)
+    created_at = db.Column(db.DateTime)
+    updated_at = db.Column(db.DateTime)