Eva route and models adjustments

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__)
 
+    app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
+
+    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")
+
+    db.init_app(app)
+    migrate.init_app(app, db)
+
+    from app.models.planet import Planet
+    from app.models.moon import Moon
+
+    from .routes.planet_routes import planets_bp
+    from .routes.moon_routes import moons_bp
+    app.register_blueprint(planets_bp)
+    app.register_blueprint(moons_bp)
+
     return app

app/models/moon.py

@@ -0,0 +1,31 @@
+#get db access
+from app import db
+
+class Moon(db.Model):
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    name = db.Column(db.String, nullable=False)
+    size = db.Column(db.Integer, nullable=False)
+    description = db.Column(db.String, nullable=False)
+    planet_id = db.Column(db.Integer, db.ForeignKey("planet.id"))
+    planet = db.relationship("Planet", back_populates="moons")
+
+    def to_dict(self):
+        moon_dict = {
+            "id": self.id,
+            "name": self.name,
+            "size": self.size,
+            "description": self.description,
+            "planet_id": self.planet_id
+        }
+
+        return moon_dict
+
+    @classmethod
+    def from_dict(cls, moon_data):
+        new_moon = Moon(
+                    name = moon_data["name"],
+                    size = moon_data["size"],
+                    description = moon_data["description"],
+                    planet = moon_data["planet"]
+                    )
+        return new_moon

app/models/planet.py

@@ -0,0 +1,29 @@
+#get db access
+from app import db
+
+class Planet(db.Model):
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    name = db.Column(db.String, nullable=False)
+    description = db.Column(db.String, nullable=False)
+    color = db.Column(db.String, nullable=False)
+    moons = db.relationship("Moon", back_populates="planet")
+
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "name": self.name,
+            "description": self.description,
+            "color": self.color,
+            "moons": [moon.name for moon in self.moons]
+        }
+
+
+    @classmethod
+    def from_dict(cls, planet_data):
+        new_planet = Planet(
+                    name = planet_data["name"],
+                    description = planet_data["description"],
+                    color = planet_data["color"],
+                    moons = planet_data["moons"]
+                    )
+        return new_planet

app/routes/moon_routes.py

@@ -0,0 +1,38 @@
+from flask import Blueprint, jsonify, abort, make_response, request
+from app import db
+from app.models.planet import Planet
+from app.models.moon import Moon
+from app.routes.routes_helper import validate_model
+
+moons_bp = Blueprint("moons", __name__, url_prefix="/moons")
+
+
+
+@moons_bp.route("", methods=["GET"])
+def get_all_moons_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}%"))
+
+    sort_query = request.args.get("sort")
+    if sort_query == "asc":
+        moons_query = moons_query.order_by(Moon.name.asc())
+    if sort_query == "desc":
+        moons_query = moons_query.order_by(Moon.name.desc())
+
+    moons = moons_query.all()
+
+    moons_response = []
+    for moon in moons:
+        moons_response.append(moon.to_dict()["name"])
+
+    return jsonify(moons_response)
+
+
+
+@moons_bp.route("/<moon_id>", methods=["GET"])
+def get_one_moon_by_id(moon_id):
+    moon = validate_model(Moon, moon_id)
+    return moon.to_dict()["name"]

app/routes/planet_routes.py

@@ -0,0 +1,126 @@
+from flask import Blueprint, jsonify, abort, make_response, request
+from app import db
+from app.models.planet import Planet
+from app.models.moon import Moon
+from app.routes.routes_helper import validate_model
+
+planets_bp = Blueprint("planets", __name__, url_prefix="/planets")
+
+@planets_bp.route("", methods=["POST"])
+def create_planet():
+    planet_data = request.get_json()
+
+    new_planet = Planet.from_dict(planet_data)
+
+    #add new planet to db
+    db.session.add(new_planet)
+    #commit new planet to db
+    db.session.commit()
+
+    return make_response(jsonify(f"Planet {new_planet.name} created."), 201)
+
+
+@planets_bp.route("", methods=["GET"])
+def get_all_planets():
+    planets_query = Planet.query
+
+    name_query = request.args.get("name")
+    if name_query:
+        planets_query = planets_query.filter(Planet.name.ilike(f"%{name_query}%"))
+
+    sort_query = request.args.get("sort")
+    if sort_query == "asc":
+        planets_query = planets_query.order_by(Planet.name.asc())
+    if sort_query == "desc":
+        planets_query = planets_query.order_by(Planet.name.desc())
+
+    planets = planets_query.all()
+
+    planets_response = []
+    for planet in planets:
+        planets_response.append(planet.to_dict())
+
+    return jsonify(planets_response)
+
+# @planets_bp.route("", methods=["GET"])
+# def get_all_planets():
+#     planets = Planet.query.all()
+#     planets_response = []
+
+#     for planet in planets:
+#         planets_response.append({
+#             "id": planet.id,
+#             "name": planet.name,
+#             "description": planet.description,
+#             "color": planet.color
+#         })
+
+#    return jsonify(planets_response)
+
+
+@planets_bp.route("/<planet_id>", methods=["GET"])
+def get_one_planet_by_id(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.color = request_body["color"]
+
+    db.session.commit()
+
+    return make_response(jsonify(f"Planet #{planet.id} successfully updated."), 200)
+
+
+@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."), 200)
+
+
+###########################
+# nested routes with moon #
+###########################
+
+# POST /planets/<planet_id>/moons
+@planets_bp.route("/<planet_id>/moons", methods=["POST"])
+def create_new_moon_to_planet(planet_id):
+    planet = validate_model(Planet, planet_id)
+
+    moon_data = request.get_json()
+    # new_moon = Moon.from_dict(moon_data)
+    # new_moon["planet"] = planet
+    new_moon = Moon(
+                    name = moon_data["name"],
+                    size = moon_data["size"],
+                    description = moon_data["description"],
+                    planet_id = planet.id
+                    )
+
+    db.session.add(new_moon)
+    db.session.commit()
+
+    message = f"Moon {new_moon.name} created and connect with a {new_moon.planet}."
+    return make_response(jsonify(message),201)
+
+
+# GET /planets/<planet_id>/moons
+@planets_bp.route("/<planet_id>/moons", methods=["GET"])
+def get_moons_by_planet_id(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/routes/routes_helper.py

@@ -0,0 +1,16 @@
+from flask import abort, make_response
+
+# helper function 
+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 model:
+        return model
+
+    abort(make_response({"message" : f" {cls.__name__} {model_id} not found."}, 404))
+

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