models.py

from sqlalchemy import Column, String, Integer, create_engine
from flask_sqlalchemy import SQLAlchemy
import json
import os

database_path = os.environ['DATABASE_URL']

'''
local datapath:
export DATABASE_URL='postgresql://Bruno@localhost:5432/capstone'
'''

db = SQLAlchemy()


def setup_db(app, database_path=database_path):
    if database_path.startswith("postgres://"):
        database_path = database_path.replace(
            "postgres://", "postgresql://", 1)

    app.config["SQLALCHEMY_DATABASE_URI"] = database_path
    app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
    db.app = app
    db.init_app(app)
    # db.create_all()

    # db_drop_and_create_all()


def db_drop_and_create_all():
    db.drop_all()
    db.create_all()

    movie = Movie(
        title='Pulp Fiction',
        release_date='1994'
    )
    movie.insert()

    actor = Actor(
        name='Fernanda Montenegro',
        age=68,
        gender='Fem'
    )
    actor.insert()


class Movie(db.Model):
    __tablename__ = "movie"

    id = Column(Integer, primary_key=True)
    title = Column(String)
    release_date = Column(String)

    def __init__(self, title, release_date):
        self.title = title
        self.release_date = release_date

    def insert(self):
        db.session.add(self)
        db.session.commit()

    def update(self):
        db.session.commit()

    def delete(self):
        db.session.delete(self)
        db.session.commit()

    def format(self):
        return{
            'id': self.id,
            'title': self.title,
            'release_date': self.release_date
        }


class Actor(db.Model):
    __tablename__ = "actor"

    id = Column(Integer, primary_key=True)
    name = Column(String)
    age = Column(Integer)
    gender = Column(String)

    def __init__(self, name, age, gender):
        self.name = name
        self.age = age
        self.gender = gender

    def insert(self):
        db.session.add(self)
        db.session.commit()

    def update(self):
        db.session.commit()

    def delete(self):
        db.session.delete(self)
        db.session.commit()

    def format(self):
        return{
            'id': self.id,
            'name': self.name,
            'age': self.age,
            'gender': self.gender
        }