Initial work on mail sending

app/__init__.py

@@ -1,8 +1,10 @@
 from flask import Flask
 from flask_jwt_extended import JWTManager
+from flask_mail import Mail
 
 app = Flask(__name__)
 jwt_manager = JWTManager(app)
+mail = Mail(app)
 
 def create_app():
 	from app.api import bp, bp_errors, bp_product, bp_user, bp_cart

app/config.py

@@ -20,3 +20,9 @@ class FlaskTesting:
 	DEBUG = True
 	JWT_SECRET_KEY = os.environ.get('JWT_SECRET_KEY')
 	SERVER_NAME = os.environ.get('HOST') + ':' + os.environ.get('PORT')
+
+	MAIL_SERVER = os.environ.get('MAIL_SERVER')
+	MAIL_PORT = os.environ.get('MAIL_USERNAME')
+	MAIL_USERNAME = os.environ.get('MAIL_USERNAME')
+	MAIL_PASSWORD = os.environ.get('MAIL_PASSWORD')
+	MAIL_USE_TLS = os.environ.get('MAIL_USE_TLS')

app/mail_utils.py

@@ -0,0 +1,15 @@
+from flask_mail import Message
+
+from app import mail
+
+
+def send_mail(subject: str, recipient: str, body: str):
+	msg = Message(subject, recipients=[recipient])
+	msg.body = body
+
+	try:
+		mail.send(msg)
+		return True
+	except Exception as e:
+		print(f"Failed to send email. Error: {e}")
+		return False

app/services/user_service.py

@@ -9,6 +9,8 @@ from flask_jwt_extended import create_access_token
 from app.extensions import db_cursor, db_connection
 from app.extensions import jwt_redis_blocklist
 
+from app.mail_utils import send_mail
+
 
 class UserService:
 	"""
@@ -59,6 +61,11 @@ class UserService:
 			print(f"Error: {e}")
 			return {"Failed": "Failed to insert into database. Username or email are likely in use already"}, 500
 
+		# TODO Implement mail sending
+		# Currently throws error - connection refused
+		
+		# send_mail("Successfully registered!", email, "Congratulations! Your account has been successfully created.\nThis mail also serves as a test that the email address is correct")
+
 		return {"Success": "User created successfully"}, 200
 
 	@staticmethod