sandroledesma / pets

pets

Intro to Flask

• install flask
• create simple app.py
• show how to run app
• build some basic routes (with params)
• add .env file for simplicity (need to install python-dotenv) and .gitignore

SQLAlchemy & Alembic

• install flask-sqlalchemy
• set up models.py with Dog class
• install flask-migrate, setup alembic and SQLAlchemy
  • use a better file template (file_template = %%(year)04d-%%(month)02d-%%(day)02d_%%(hour)02d-%%(minute)02d-%%(second)02d_%%(rev)s_%%(slug)s)
  • add the naming convention
• run flask db init, flask db migrate, flask db upgrade
• add dogs and query dogs with flask shell
• write a seed script
  • can optionally install faker

APIs

• create a /dogs route
• add serializer for Dog (install sqlalchemy-serializer)
• demo POSTman
• create a /dogs/int:id route
  • test for 404s
• allow POST to /dogs
• add DELETE
• add PATCH

Constraints/Validations

• Make Dog name required (discuss nullable and unique)
• Create a custom constraint for age (cannot be neg)
• Add validation for name and age

Relationships

• add Owner class
• add fk to Owner on Dog
• rewrite seed script
  • tricky talk about when ids get added
• add relationship
• add serialize_rules
• add route for owners

Adding the Front-End

• create a simple react app with vite
  • run npm create vite@latest
  • run npm react-router-dom
• set up a fetch
• add CORS
• set up form POST (with error handling)

Auth

• install bcrypt
• create a User class
  • setup password column with encryption
• create login/signup/logout routes (don't forget secret key)
• create check session route
• use check session in react app