Crow - Riley Drellishak

app/__init__.py

@@ -1,6 +1,8 @@
 from flask import Flask
 from .db import db, migrate
 from .models import task, goal
+from .routes.task_routes import bp as tasks_bp
+from .routes.goal_routes import bp as goals_bp
 import os
 
 def create_app(config=None):
@@ -10,13 +12,12 @@ def create_app(config=None):
     app.config['SQLALCHEMY_DATABASE_URI'] = os.environ.get('SQLALCHEMY_DATABASE_URI')
 
     if config:
-        # Merge `config` into the app's configuration
-        # to override the app's default settings for testing
         app.config.update(config)
 
     db.init_app(app)
     migrate.init_app(app, db)
 
-    # Register Blueprints here
+    app.register_blueprint(tasks_bp)
+    app.register_blueprint(goals_bp)
 
     return app

app/models/goal.py

@@ -1,5 +1,18 @@
-from sqlalchemy.orm import Mapped, mapped_column
+from sqlalchemy.orm import Mapped, mapped_column, relationship
 from ..db import db
 
 class Goal(db.Model):
     id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
+    title: Mapped[str]
+    tasks: Mapped[list["Task"]] = relationship(back_populates="goal")
+
+    @classmethod
+    def from_dict(cls, goal_data):
+        new_goal = cls(title=goal_data['title'])
+        return new_goal
+
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'title': self.title
+        }

app/models/task.py

@@ -1,5 +1,44 @@
-from sqlalchemy.orm import Mapped, mapped_column
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+from sqlalchemy import ForeignKey
 from ..db import db
+from typing import Optional
+from datetime import datetime
 
 class Task(db.Model):
     id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
+    title: Mapped[str]
+    description: Mapped[str]
+    completed_at: Mapped[Optional[datetime]] = mapped_column(nullable=True)
+    goal_id: Mapped[Optional[int]] = mapped_column(ForeignKey("goal.id"))
+    goal: Mapped[Optional['Goal']] = relationship(back_populates="tasks")
+
+    @classmethod
+    def from_dict(cls, task_data):
+        if 'is_complete' not in task_data.keys() or task_data['is_complete'] is False:
+            task_data['is_complete'] = None
+
+        new_task = Task(
+            title=task_data['title'],
+            description=task_data['description'],
+            completed_at=task_data['is_complete'],
+            goal_id=task_data.get('goal_id', None)
+            )
+
+        return new_task
+
+    def to_dict(self):
+        task_dict = {}
+
+        if self.completed_at is None or self.completed_at is False:
+            task_dict['is_complete'] = False
+        else:
+            task_dict['is_complete'] = True
+
+        if self.goal_id:
+            task_dict['goal_id'] = self.goal_id
+
+        task_dict['id'] = self.id
+        task_dict['title'] = self.title
+        task_dict['description'] = self.description
+
+        return task_dict

app/routes/goal_routes.py

@@ -1 +1,65 @@
-from flask import Blueprint
+from flask import Blueprint, request, Response
+from ..models.goal import Goal
+from ..models.task import Task
+from ..db import db
+from .route_utilities import validate_model, create_model, get_models_with_filters
+
+bp = Blueprint('goals_bp', __name__, url_prefix='/goals')
+
+@bp.post('')
+def create_goal():
+    goal_data = request.get_json()
+    return create_model(Goal, goal_data)
+
+@bp.get('')
+def get_all_goals():
+    return get_models_with_filters(Goal, request.args)
+
+@bp.get('/<goal_id>')
+def get_goal_by_id(goal_id):
+    goal = validate_model(Goal, goal_id)
+    return goal.to_dict()
+
+@bp.put('/<goal_id>')
+def update_goal_title(goal_id):
+    goal = validate_model(Goal, goal_id)
+    request_body = request.get_json()
+
+    goal.title = request_body['title']
+
+    db.session.commit()
+
+    return Response(status=204, mimetype='application/json')
+
+@bp.delete('<goal_id>')
+def delete_goal(goal_id):
+    goal = validate_model(Goal, goal_id)
+    db.session.delete(goal)
+    db.session.commit()
+    return Response(status=204, mimetype='application/json')
+
+@bp.post('/<goal_id>/tasks')
+def post_task_ids_to_goal(goal_id):
+    goal = validate_model(Goal, goal_id)
+    request_body = request.get_json()
+
+    goal.tasks = []
+
+    for id in request_body['task_ids']:
+        task = validate_model(Task, id)
+        task.goal_id = goal.id
+
+    db.session.commit()
+
+    response = {
+        'id': goal.id,
+        'task_ids': [task.id for task in goal.tasks]
+    }
+    return response, 200
+
+@bp.get('/<goal_id>/tasks')
+def get_tasks_for_specific_goal(goal_id):
+    goal = validate_model(Goal, goal_id)
+    response = goal.to_dict()
+    response['tasks'] = [task.to_dict() for task in goal.tasks]
+    return response, 200

app/routes/route_utilities.py

@@ -0,0 +1,75 @@
+from flask import abort, make_response, Response
+from ..db import db
+import os
+import requests
+
+def validate_model(cls, model_id):
+    try:
+        model_id = int(model_id)
+
+    except:
+        response = {'message': f'{cls.__name__} {model_id} invalid'}
+        abort(make_response(response, 400))
+
+    query = db.select(cls).where(cls.id == model_id)
+    model = db.session.scalar(query)
+
+    if not model:
+        response = {'message': f'{cls.__name__} {model_id} not found'}
+        abort(make_response(response, 404))
+
+    return model
+
+def create_model(cls, model_data):
+    try:
+        new_model = cls.from_dict(model_data)
+
+    except KeyError:
+        response = {'details': f'Invalid data'}
+        abort(make_response(response, 400))
+
+    db.session.add(new_model)
+    db.session.commit()
+
+    return new_model.to_dict(), 201
+
+def get_models_with_filters(cls, filters=None):
+    query = db.select(cls)
+
+    if filters:
+        sort_by = filters.get('sort_by', 'title')
+        direction = filters.get('sort', None)
+
+        for attribute, value in filters.items():
+            if hasattr(cls, attribute):
+                query = query.where(getattr(cls, attribute).ilike(f"%{value}%"))
+
+        if hasattr(cls, sort_by):
+            sort_column = getattr(cls, sort_by)
+            if direction == 'desc':
+                query = query.order_by(sort_column.desc())
+            else:
+                query = query.order_by(sort_column)
+
+    else:
+        query = query.order_by(cls.title)
+
+    models = db.session.scalars(query)
+    models_response = [model.to_dict() for model in models]
+    return models_response
+
+def send_slack_message(task):
+    slack_token = os.environ.get("SLACK_BOT_TOKEN")
+    if not slack_token:
+        return Response(status=204, mimetype='application/json')
+
+    channel_and_message = {
+	'channel': 'task-notifications',
+	'text': f'Someone just completed the task {task.title}'
+    }
+    headers = {
+        'Authorization': slack_token
+    }
+    requests.post('https://slack.com/api/chat.postMessage', data=channel_and_message, json=channel_and_message, headers=headers)
+
+    return Response(status=204, mimetype='application/json')

app/routes/task_routes.py

@@ -1 +1,59 @@
-from flask import Blueprint
+from flask import Blueprint, request, Response
+from app.models.task import Task
+from ..db import db
+from app.routes.route_utilities import validate_model, create_model, get_models_with_filters, send_slack_message
+from datetime import datetime
+
+bp = Blueprint('tasks_bp', __name__, url_prefix='/tasks')
+
+@bp.get('')
+def get_all_tasks():
+    return get_models_with_filters(Task, request.args), 200
+
+@bp.get('/<task_id>')
+def get_one_task_by_id(task_id):
+    task = validate_model(Task, task_id)
+    return task.to_dict()
+
+@bp.post('')
+def create_task():
+    request_body = request.get_json()
+    return create_model(Task, request_body)
+
+@bp.put('/<task_id>')
+def update_task(task_id):
+    task = validate_model(Task, task_id)
+    request_body = request.get_json()
+
+    task.title = request_body['title']
+    task.description = request_body['description']
+    db.session.commit()
+
+    return Response(status=204, mimetype='application/json')
+
+@bp.delete('/<task_id>')
+def delete_task(task_id):
+    task = validate_model(Task, task_id)
+
+    db.session.delete(task)
+    db.session.commit()
+
+    return Response(status=204, mimetype='application/json')
+
+@bp.patch('/<task_id>/mark_incomplete')
+def mark_task_incomplete(task_id):
+    task = validate_model(Task, task_id)
+    task.completed_at = None
+
+    db.session.commit()
+
+    return Response(status=204, mimetype='application/json')
+
+@bp.patch('/<task_id>/mark_complete')
+def mark_task_complete(task_id):
+    task = validate_model(Task, task_id)
+    task.completed_at = datetime.now().date()
+
+    db.session.commit()
+
+    return send_slack_message(task)

migrations/README

@@ -0,0 +1 @@
+Single-database configuration for Flask.

migrations/alembic.ini

@@ -0,0 +1,50 @@
+# 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,flask_migrate
+
+[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
+
+[logger_flask_migrate]
+level = INFO
+handlers =
+qualname = flask_migrate
+
+[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