Added db support

edison/__init__.py

@@ -1,10 +1,12 @@
 import os
 
 from flask import Flask
+from flask_sqlalchemy import SQLAlchemy
 from edison.config import get_config_object
 
 
 # Put app here so the entire app could import it.
 app = Flask(__name__)
 app.config.from_object(get_config_object(app.config["ENV"]))
 basedir = os.path.abspath(os.path.dirname(__file__))
+db = SQLAlchemy(app)

edison/app.py

@@ -6,6 +6,12 @@
 # API description in swagger - https://app.swaggerhub.com/apis/DoRTaL94/UserManagment/1.0.0
 
 app = edison.app
+db = edison.db
+
+# Creates all tables defined in the database models and the only ones that are not created yet.
+# If there's any change in the database models you should perform a migration to apply this change in the database itself.
+# More about database migrations can be found in /edison/migrations/README.
+db.create_all()
 
 @app.route("/")
 def index():

edison/config.py

@@ -19,7 +19,11 @@ def get_config_object(env_keyword: str):
 class Config:
     ENV_KEYWORD = ""
     DEBUG = False
+    # Turns off the Flask-SQLAlchemy event system
+    SQLALCHEMY_TRACK_MODIFICATIONS = False
+    SQLALCHEMY_DATABASE_URI = 'postgresql://postgres:[email protected]/edison'
 
+# PostgreSQL connection string should be updated once an actual production environment is established.
 class ProductionConfig(Config):
     ENV_KEYWORD = "production"