Tigers - Kat and Sunny - Wave 03-06

Procfile

@@ -0,0 +1 @@
+web: gunicorn 'app:create_app()'

app/__init__.py

@@ -1,7 +1,34 @@
 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_TRACK_MODIFICATIONS'] = False
+        app.config['SQLALCHEMY_DATABASE_URI'] = os.environ.get(
+            "SQLALCHEMY_DATABASE_URI")
+    else:
+        app.config["TESTING"] = True
+        app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
+        app.config["SQLALCHEMY_DATABASE_URI"] = os.environ.get(
+            "SQLALCHEMY_TEST_DATABASE_URI")
+
+    db.init_app(app)
+    migrate.init_app(app, db)
+
+    from app.models.planet import Planet 
+
+    from .routes import planets_bp
+    app.register_blueprint(planets_bp)
+
+
     return app
+

app/models/planet.py

@@ -0,0 +1,33 @@
+from app import db
+from flask import abort, make_response
+
+class Planet(db.Model):
+    id = db.Column(db.Integer,primary_key = True, autoincrement= True) 
+    name = db.Column(db.String)
+    description = db.Column(db.String)
+    diameter = db.Column(db.String)
+
+    def to_dict(self):
+        return {
+                "id": self.id,
+                "name": self.name,
+                "description": self.description,
+                "diameter": self.diameter
+                }
+
+    @classmethod
+    def from_dict(cls, planet_data):
+        new_planet = Planet(name=planet_data["name"],
+                        description=planet_data["description"],
+                        diameter=planet_data["diameter"])
+        return new_planet
+
+    def update(self, req_body):
+        try:
+            self.name = req_body["name"]
+            self.description = req_body["description"]
+            self.diameter = req_body["diameter"]
+        except KeyError as error:
+            abort(make_response({"message": f"Missing attribute: {error}"},400))
+
+

app/routes.py

@@ -1,2 +1,76 @@
-from flask import Blueprint
+from app import db 
+from app.models.planet import Planet
+from flask import Blueprint, jsonify, make_response, request, abort 
+
+
+planets_bp = Blueprint("planets", __name__, url_prefix="/planets")
+
+@planets_bp.route("", methods=["POST"])
+def add_planet():
+    request_body = request.get_json()
+    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():
+    name_query = request.args.get("name")
+    description_query = request.args.get("description")
+    diameter_query = request.args.get("diameter")
+    if name_query: 
+        planets = Planet.query.filter_by(name=name_query)
+    elif description_query:
+        planets = Planet.query.filter_by(description=description_query)
+    elif diameter_query:
+        planets = Planet.query.filter_by(diameter=diameter_query)
+    else: 
+        planets = Planet.query.all()
+
+    planets_response = [planet.to_dict() for planet in planets]
+    return jsonify(planets_response) 
+
+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("/<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.update(request_body) 
+    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"))
+
+
+
+
 

app/tests/conftest.py

@@ -0,0 +1,39 @@
+import pytest
+from app import create_app
+from app import db
+from flask.signals import request_finished
+from app.models.planet import Planet
+
+
+@pytest.fixture
+def app():
+    app = create_app({"TESTING": True})
+
+    @request_finished.connect_via(app)
+    def expire_session(sender, response, **extra):
+        db.session.remove()
+
+    with app.app_context():
+        db.create_all()
+        yield app
+
+    with app.app_context():
+        db.drop_all()
+
+
+@pytest.fixture
+def client(app):
+    return app.test_client()
+
+@pytest.fixture
+def two_saved_planets(app):
+    # Arrange
+    ocean_planet = Planet(name="Ocean Planet",
+                    description="watr 4evr",
+                    diameter = "0 miles")
+    mountain_planet = Planet(name="Mountain Planet",
+                        description="i luv 2 climb rocks",
+                        diameter = "1 mile")
+
+    db.session.add_all([ocean_planet, mountain_planet])
+    db.session.commit()

app/tests/test_routes.py

@@ -0,0 +1,74 @@
+def test_get_all_planets_with_no_records(client):
+    # Act
+    response = client.get("/planets")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 200
+    assert response_body == []
+
+def test_get_one_planet(client, two_saved_planets):
+    # Act
+    response = client.get("/planets/1")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 200
+    assert response_body == {
+        "id": 1,
+        "name": "Ocean Planet",
+        "description": "watr 4evr",
+        "diameter": "0 miles"
+    }
+
+def test_get_one_planet_with_no_data(client):
+    # Act
+    response = client.get("/planets/1")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 404
+    assert response_body == {"message": "Planet 1 not found"}
+
+def test_get_one_planet_with_invalid_id(client):
+    # Act
+    response = client.get("/planets/**")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 400
+    assert response_body == {"message": "Planet ** invalid"}
+
+def test_get_all_planets(client, two_saved_planets):
+    # Act
+    response = client.get("/planets")
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 200
+    assert response_body == [{
+        "id": 1,
+        "name": "Ocean Planet",
+        "description": "watr 4evr",
+        "diameter": "0 miles"
+    },
+    {
+        "id": 2,
+        "name": "Mountain Planet",
+        "description": "i luv 2 climb rocks",
+        "diameter": "1 mile"
+    }]
+    assert len(response_body) == 2
+
+def test_create_one_planet(client):
+    # Act
+    response = client.post("/planets", json={
+        "name": "New Planet",
+        "description": "The Best!",
+        "diameter": "5 miles"
+    })
+    response_body = response.get_json()
+
+    # Assert
+    assert response.status_code == 201
+    assert response_body == "Planet New Planet successfully created"

migrations/README

@@ -0,0 +1 @@
+Generic single-database configuration.

migrations/alembic.ini

@@ -0,0 +1,45 @@
+# 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