Accelerate - Andrea Valliere

app/__init__.py

@@ -30,5 +30,9 @@ def create_app(test_config=None):
     migrate.init_app(app, db)
 
     # Register Blueprints here
+    from .routes import tasks_bp
+    from .routes import goals_bp
+    app.register_blueprint(tasks_bp)
+    app.register_blueprint(goals_bp)
 
     return app

app/models/goal.py

@@ -4,3 +4,4 @@
 
 class Goal(db.Model):
     goal_id = db.Column(db.Integer, primary_key=True)
+    title = db.Column(db.String)

app/models/task.py

@@ -3,4 +3,7 @@
 
 
 class Task(db.Model):
-    task_id = db.Column(db.Integer, primary_key=True)
+    task_id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    title = db.Column(db.String)
+    description = db.Column(db.String)
+    completed_at = db.Column(db.DateTime, nullable=True, default=None)

app/routes.py

@@ -1,2 +1,225 @@
-from flask import Blueprint
+from app import db
+from app.models.task import Task
+from app.models.goal import Goal
+from flask import request, Blueprint, make_response, jsonify
+from sqlalchemy import desc
+from datetime import date
+import requests, os
 
+tasks_bp = Blueprint("tasks", __name__, url_prefix="/tasks")
+goals_bp = Blueprint("goals", __name__, url_prefix="/goals")
+
+''''''''''''''''''''''''''''''''''''
+# # # # # # TASK ROUTES # # # # # #
+''''''''''''''''''''''''''''''''''''
+
+@tasks_bp.route("", methods=["POST", "GET"])
+def handle_tasks():
+    if request.method == "POST":
+        request_body = request.get_json()
+        title = request_body.get("title")
+        description = request_body.get("description")
+
+        if not title or not description or "completed_at" not in request_body:
+            return jsonify({"details": "Invalid data"}), 400
+
+        new_task = Task(title=request_body["title"],
+                        description=request_body["description"],
+                        completed_at=request_body["completed_at"])
+        db.session.add(new_task)
+        db.session.commit()
+        db_task = {
+            "task": {
+                "id": new_task.task_id,
+                "title": new_task.title,
+                "description": new_task.description,
+                "is_complete": bool(new_task.completed_at)
+            }
+        }
+        return db_task, 201
+
+    elif request.method == "GET":
+        if request.args.get("sort") == "asc":
+            tasks = Task.query.order_by(Task.title)
+        elif request.args.get("sort") == "desc":
+            tasks = Task.query.order_by(desc(Task.title))
+        else:
+            tasks = Task.query.all()
+
+        tasks_response = []
+        for task in tasks:
+            tasks_response.append({
+                "id": task.task_id,
+                "title": task.title,
+                "description": task.description,
+                "is_complete": bool(task.completed_at)
+            })
+        return jsonify(tasks_response)      
+
+
+@tasks_bp.route("/<task_id>", methods=["GET", "PUT", "DELETE"])
+def handle_task(task_id):
+    task = Task.query.get(task_id)
+    if task is None:
+        return make_response("", 404)
+
+    if request.method == "GET":
+        selected_task = {
+            "task": {
+                "id": task.task_id,
+                "title": task.title,
+                "description": task.description,
+                "is_complete": bool(task.completed_at)
+            }
+        }
+        return selected_task
+
+    elif request.method == "PUT":
+        request_body = request.get_json()
+
+        task.title = request_body["title"]
+        task.description = request_body["description"]
+        task.completed_at = request_body["completed_at"]
+
+        updated_task = {
+            "task": {
+                "id": task.task_id,
+                "title": task.title,
+                "description": task.description,
+                "is_complete": bool(task.completed_at)
+            }
+        }
+
+        db.session.commit()
+        return make_response(updated_task, 200)
+
+    elif request.method == "DELETE":
+        response = {
+            "details":
+            f'Task {task.task_id} "{task.title}" successfully deleted'
+        }
+        db.session.delete(task)
+        db.session.commit()
+        return make_response(response, 200)
+
+@tasks_bp.route("/<task_id>/mark_complete", methods=["PATCH"])
+def handle_complete_task(task_id):
+    task = Task.query.get(task_id)
+    if task is None:
+        return make_response("", 404)
+
+    task.completed_at = date.today()
+    db.session.commit()
+    response = {
+        "task": {
+            "id": task.task_id,
+            "title": task.title,
+            "description": task.description,
+            "is_complete": True
+        }
+    }
+
+    slack_path = "https://slack.com/api/chat.postMessage"
+    slack_token = os.environ.get("SLACK_API_TOKEN")
+    slack_headers = {
+        "Authorization": f"Bearer {slack_token}"
+    }
+    slack_query_params = {
+        "channel": "task-list-bot",
+        "text": f"Someone just completed the task {task.title}."
+    }
+    requests.post(slack_path, params=slack_query_params, headers=slack_headers)
+
+    return make_response(response, 200)
+
+@tasks_bp.route("/<task_id>/mark_incomplete", methods=["PATCH"])
+def handle_incomplete_task(task_id):
+    task = Task.query.get(task_id)
+    if task is None:
+        return make_response("", 404)
+
+    task.completed_at = None
+    db.session.commit()
+    response = {
+        "task": {
+            "id": task.task_id,
+            "title": task.title,
+            "description": task.description,
+            "is_complete": False
+        }
+    }
+    return make_response(response, 200)
+
+''''''''''''''''''''''''''''''''''''
+# # # # # # GOAL ROUTES # # # # # #
+''''''''''''''''''''''''''''''''''''
+
+@goals_bp.route("", methods=["POST", "GET"])
+def handle_goals():
+    if request.method == "POST":
+        request_body = request.get_json()
+        title = request_body.get("title")
+
+        if not title:
+            response_body = {"details": "Invalid data"}
+            return make_response(response_body, 400)
+
+        new_goal = Goal(title=title)
+        db.session.add(new_goal)
+        db.session.commit()
+        db_goal = {
+            "goal": {
+                "id": new_goal.goal_id,
+                "title": new_goal.title
+            }
+        }
+        return db_goal, 201
+    elif request.method == "GET":
+        goals = Goal.query.all()
+
+        goals_response = []
+        for goal in goals:
+            goals_response.append({
+                "id": goal.goal_id,
+                "title": goal.title
+            })
+        goals_json_response = jsonify(goals_response)
+        return make_response(goals_json_response, 200)
+
+@goals_bp.route("/<goal_id>", methods=["GET", "PUT", "DELETE"])
+def handle_goal(goal_id):
+    goal = Goal.query.get(goal_id)
+    if goal is None:
+        return make_response("", 404)
+
+    if request.method == "GET":
+        selected_goal = {
+            "goal": {
+                "id": goal.goal_id,
+                "title": goal.title}
+        }
+        return make_response(selected_goal, 200)
+
+    elif request.method == "PUT":
+        request_body = request.get_json()
+
+        goal.title = request_body["title"]
+
+        updated_goal = {
+            "goal": {
+                "id": goal.goal_id,
+                "title": goal.title
+            }
+        }
+
+        db.session.commit()
+        return make_response(updated_goal, 200)
+
+    elif request.method == "DELETE":
+        response = {
+            "details":
+            f'Goal {goal.goal_id} "{goal.title}" successfully deleted'
+        }
+        db.session.delete(goal)
+        db.session.commit()
+        return make_response(response, 200)

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

migrations/env.py

@@ -0,0 +1,96 @@
+from __future__ import with_statement
+
+import logging
+from logging.config import fileConfig
+
+from sqlalchemy import engine_from_config
+from sqlalchemy import pool
+from flask import current_app
+
+from alembic import context
+
+# this is the Alembic Config object, which provides
+# access to the values within the .ini file in use.
+config = context.config
+
+# Interpret the config file for Python logging.
+# This line sets up loggers basically.
+fileConfig(config.config_file_name)
+logger = logging.getLogger('alembic.env')
+
+# add your model's MetaData object here
+# for 'autogenerate' support
+# from myapp import mymodel
+# target_metadata = mymodel.Base.metadata
+config.set_main_option(
+    'sqlalchemy.url',
+    str(current_app.extensions['migrate'].db.engine.url).replace('%', '%%'))
+target_metadata = current_app.extensions['migrate'].db.metadata
+
+# other values from the config, defined by the needs of env.py,
+# can be acquired:
+# my_important_option = config.get_main_option("my_important_option")
+# ... etc.
+
+
+def run_migrations_offline():
+    """Run migrations in 'offline' mode.
+
+    This configures the context with just a URL
+    and not an Engine, though an Engine is acceptable
+    here as well.  By skipping the Engine creation
+    we don't even need a DBAPI to be available.
+
+    Calls to context.execute() here emit the given string to the
+    script output.
+
+    """
+    url = config.get_main_option("sqlalchemy.url")
+    context.configure(
+        url=url, target_metadata=target_metadata, literal_binds=True
+    )
+
+    with context.begin_transaction():
+        context.run_migrations()
+
+
+def run_migrations_online():
+    """Run migrations in 'online' mode.
+
+    In this scenario we need to create an Engine
+    and associate a connection with the context.
+
+    """
+
+    # this callback is used to prevent an auto-migration from being generated
+    # when there are no changes to the schema
+    # reference: http://alembic.zzzcomputing.com/en/latest/cookbook.html
+    def process_revision_directives(context, revision, directives):
+        if getattr(config.cmd_opts, 'autogenerate', False):
+            script = directives[0]
+            if script.upgrade_ops.is_empty():
+                directives[:] = []
+                logger.info('No changes in schema detected.')
+
+    connectable = engine_from_config(
+        config.get_section(config.config_ini_section),
+        prefix='sqlalchemy.',
+        poolclass=pool.NullPool,
+    )
+
+    with connectable.connect() as connection:
+        context.configure(
+            connection=connection,
+            target_metadata=target_metadata,
+            process_revision_directives=process_revision_directives,
+            **current_app.extensions['migrate'].configure_args
+        )
+
+        with context.begin_transaction():
+            context.run_migrations()
+
+
+if context.is_offline_mode():
+    run_migrations_offline()
+else:
+    run_migrations_online()