Ocelots - Soumya S and Kelly T

Procfile

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+web: gunicorn 'app:create_app()'

app/__init__.py

@@ -1,7 +1,36 @@
 from flask import Flask
+from flask_sqlalchemy import SQLAlchemy
+from flask_migrate import Migrate
+from dotenv import load_dotenv
+import os
 
+db = SQLAlchemy()
+migrate = Migrate()
+load_dotenv()
 
 def create_app(test_config=None):
     app = Flask(__name__)
 
+    if not test_config:
+        app.config['SQLALCHEMY_DATABASE_URI'] = os.environ.get('SQLALCHEMY_DATABASE_URI')
+    else:
+        app.config["TESTING"] = True
+        app.config['SQLALCHEMY_DATABASE_URI'] = os.environ.get('SQLALCHEMY_TEST_DATABASE_URI')
+
+    app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+    app.config['JSON_SORT_KEYS'] = False 
+    app.url_map.strict_slashes = False
+
+    db.init_app(app)
+    migrate.init_app(app, db)
+
+    from app.models.planet import Planet
+    from app.models.moon import Moon
+
+    from .planet_routes import planets_bp
+    app.register_blueprint(planets_bp)
+
+    from .moon_routes import moon_bp
+    app.register_blueprint(moon_bp)
+
     return app

app/models/moon.py

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+from app import db
+class Moon(db.Model):
+    id = db.Column(db.Integer,primary_key=True, autoincrement=True)
+    name = db.Column(db.String())
+    size = db.Column(db.Integer())
+    description = db.Column(db.String())
+    distance_from_planet = db.Column(db.Integer())
+    planet_id = db.Column(db.Integer(), db.ForeignKey('planet.id'))
+    planet = db.relationship("Planet", back_populates="moons")
+
+    def to_dict(self):
+        moon_as_dict = {}
+        moon_as_dict["id"] = self.id
+        moon_as_dict["name"] = self.name
+        moon_as_dict["size"] = self.size
+        moon_as_dict["description"] = self.description
+        moon_as_dict["distance_from_planet"] = self.distance_from_planet
+        moon_as_dict["planet_id"] = self.planet_id
+
+        return moon_as_dict
+
+    @classmethod
+    def from_dict(cls, moon_data):
+        new_moon = Moon(
+            name=moon_data["name"],
+            description=moon_data["description"],
+            size=moon_data["size"],
+            distance_from_planet=moon_data["distance_from_planet"],
+            planet_id=moon_data["planet_id"]
+                        )
+        return new_moon

app/models/planet.py

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+from app import db
+class Planet(db.Model):
+    id = db.Column(db.Integer,primary_key=True, autoincrement=True)
+    name = db.Column(db.String())
+    description = db.Column(db.String())
+    orbit_days = db.Column(db.Integer())
+    num_moons = db.Column(db.Integer())
+    moons = db.relationship("Moon", back_populates="planet")
+
+    def to_dict(self):
+        planet_as_dict = {}
+        planet_as_dict["id"] = self.id
+        planet_as_dict["name"] = self.name
+        planet_as_dict["description"] = self.description
+        planet_as_dict["orbit_days"] = self.orbit_days
+        planet_as_dict["num_moons"] = self.num_moons
+        moons_list = []
+        for moon in self.moons:
+            moons_list.append(moon.to_dict())
+        planet_as_dict["moons"] = moons_list
+
+        return planet_as_dict
+
+    @classmethod
+    def from_dict(cls, planet_data):
+        new_planet = Planet(
+                        name=planet_data["name"],
+                        description=planet_data["description"],
+                        orbit_days=planet_data["orbit_days"],
+                        num_moons=planet_data["num_moons"],
+
+                        )
+        return new_planet

app/moon_routes.py

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+from app import db
+from app.models.moon import Moon
+from app.models.planet import Planet
+from app.planet_routes import validate_model
+from flask import Blueprint, jsonify, abort, make_response, request
+
+moon_bp = Blueprint("moon_bp", __name__, url_prefix="/moons")
+
+@moon_bp.route("", methods=["POST"])
+def create_one_moon():
+    request_body = request.get_json()
+    new_moon = Moon.from_dict(request_body)
+
+    db.session.add(new_moon)
+    db.session.commit()
+
+    return make_response(jsonify(f"Moon {new_moon.name} successfully created"), 201)
+
+@moon_bp.route("", methods=["GET"])
+def read_one_moon_by_name():
+
+    moons_query = Moon.query
+    name_query = request.args.get("name")
+    if name_query:
+        moons_query = moons_query.filter(Moon.name.ilike(f"%{name_query}%"))
+    moons = moons_query.all()
+    moons_response = []
+    for moon in moons:
+        moons_response.append(moon.to_dict())
+    return jsonify(moons_response)
+
+@moon_bp.route("/<moon_id>", methods=["GET"])
+def read_one_moon_by_id(moon_id):
+
+    moon = validate_model(Moon, moon_id)
+    return moon.to_dict()
+
+@moon_bp.route("", methods=["GET"])
+def read_all_moons():
+
+    moons = Moon.query.all()
+
+    moons_response = []
+    for moon in moons:
+        moons_response.append(moon.to_dict())
+    return jsonify(moons_response)
+
+
+@moon_bp.route("/<moon_id>", methods=["DELETE"])
+def delete_moon_by_id(moon_id):
+    moon = validate_model(Moon, moon_id)
+    planet = validate_model(Planet, moon.planet_id)
+
+    db.session.delete(moon)
+    planet.num_moons = len(planet.moons)
+    db.session.commit()
+
+    return make_response(jsonify(f"Moon {moon.name} successfully deleted"))
+
+

app/planet_routes.py

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+from app import db
+from app.models.planet import Planet
+from app.models.moon import Moon
+from flask import Blueprint, jsonify, abort, make_response, request
+
+planets_bp = Blueprint("planets_bp", __name__,url_prefix="/planets")
+
+def validate_model(cls, model_id):
+    try:
+        model_id = int(model_id)
+    except:
+        abort(make_response({"message":f"{cls.__name__} {model_id} invalid"}, 400))
+
+    model = cls.query.get(model_id)
+
+    if not model:
+        abort(make_response({"message":f"{cls.__name__} {model_id} not found"}, 404))
+
+    return model
+
+@planets_bp.route("", methods=["POST"])
+def create_planet():
+    request_body = request.get_json()
+    if "name" not in request_body:
+        return make_response("Invalid Request", 400)
+
+    new_planet = Planet.from_dict(request_body)
+    db.session.add(new_planet)
+    db.session.commit()
+    return make_response(jsonify(f"Planet {new_planet.name} successfully created"), 201)
+
+@planets_bp.route("", methods=["GET"])
+def read_all_planets():
+    planets_response = []
+    planet_query = Planet.query
+
+    name_query = request.args.get("name")
+    if name_query:
+        planet_query = planet_query.filter(Planet.name.ilike(f"%{name_query}%"))
+
+    sort_query = request.args.get("sort")
+    if sort_query == "desc":
+        planet_query = planet_query.order_by(Planet.name.desc())
+    else: 
+        planet_query = planet_query.order_by(Planet.name)
+
+
+    planets = planet_query.all()
+
+    for planet in planets:
+        planets_response.append(planet.to_dict())
+    return jsonify(planets_response)
+
+@planets_bp.route("/<planet_id>", methods=["GET"])
+def read_one_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+    return planet.to_dict()
+
+@planets_bp.route("/<planet_id>", methods=["PUT"])
+def update_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+
+    request_body = request.get_json()
+
+    planet.name = request_body["name"]
+    planet.description = request_body["description"]
+    planet.orbit_days = request_body["orbit_days"]
+    planet.num_moons = request_body["num_moons"]
+
+    db.session.commit()
+
+    return make_response(jsonify(f"Planet #{planet.id} successfully updated"))
+
+@planets_bp.route("/<planet_id>", methods=["DELETE"])
+def delete_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+
+    db.session.delete(planet)
+    db.session.commit()
+
+    return make_response(jsonify(f"Planet #{planet.id} successfully deleted"))
+
+@planets_bp.route("/<planet_id>/moons", methods=["POST"])
+def create_one_moon_with_planet_id(planet_id):
+
+    planet = validate_model(Planet, planet_id)
+
+    request_body = request.get_json()
+    new_moon = Moon.from_dict(request_body)
+    new_moon.planet = planet
+    db.session.add(new_moon)
+    planet.num_moons = len(planet.moons)
+    db.session.commit()
+
+    return make_response(jsonify(f"Moon {new_moon.name} by {new_moon.planet.name} successfully created"), 201)
+
+@planets_bp.route("/<planet_id>/moons", methods=["GET"])
+def read_all_moons_from_a_planet(planet_id):
+
+    planet = validate_model(Planet, planet_id)
+
+    moons_response = []
+    for moon in planet.moons:
+        moons_response.append(moon.to_dict())
+
+    return jsonify(moons_response)

app/planet_seed.sql

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+ALTER SEQUENCE planet_id_seq RESTART WITH 1;
+ALTER SEQUENCE moon_id_seq RESTART WITH 1;
+INSERT INTO planet VALUES (DEFAULT,'Mercury', 'Mercury is the closest planet to the Sun.', 88, 0);
+INSERT INTO planet VALUES (DEFAULT,'Venus', 'Venus is the hottest planet in the solar system.', 225 ,0);
+INSERT INTO planet VALUES (DEFAULT,'Earth', 'Our home planet.', 365,1);
+INSERT INTO planet VALUES (DEFAULT,'Mars', 'Also known as Red planet.', 687, 2);
+INSERT INTO planet VALUES (DEFAULT,'Jupiter','Largest planet in the solar system.', 4333, 80);
+INSERT INTO planet VALUES (DEFAULT,'Saturn', 'Only planet to have rings made of ice and rock.', 10759, 83);
+INSERT INTO planet VALUES (DEFAULT,'Uranus', 'Only planet with a 97 degree tilted axis.', 30687, 27);
+INSERT INTO planet VALUES (DEFAULT,'Neptune', 'Blue ice giant',60190, 14);
+INSERT INTO moon VALUES (DEFAULT,'The Moon', 2159, 'The moon of Earth.', 238855, 3);
+INSERT INTO moon VALUES (DEFAULT,'Deimos', 428, 'The smaller of the two moons of Mars.', 14580, 4);
+INSERT INTO moon VALUES (DEFAULT,'The Phobos', 2618, 'The larger moon of Mars.', 3700, 4);

migrations/README

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+Generic single-database configuration.

migrations/alembic.ini

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+# A generic, single database configuration.
+
+[alembic]
+# template used to generate migration files
+# file_template = %%(rev)s_%%(slug)s
+
+# set to 'true' to run the environment during
+# the 'revision' command, regardless of autogenerate
+# revision_environment = false
+
+
+# Logging configuration
+[loggers]
+keys = root,sqlalchemy,alembic
+
+[handlers]
+keys = console
+
+[formatters]
+keys = generic
+
+[logger_root]
+level = WARN
+handlers = console
+qualname =
+
+[logger_sqlalchemy]
+level = WARN
+handlers =
+qualname = sqlalchemy.engine
+
+[logger_alembic]
+level = INFO
+handlers =
+qualname = alembic
+
+[handler_console]
+class = StreamHandler
+args = (sys.stderr,)
+level = NOTSET
+formatter = generic
+
+[formatter_generic]
+format = %(levelname)-5.5s [%(name)s] %(message)s
+datefmt = %H:%M:%S