user-microservice/api/task_views.py
2025-03-16 16:20:09 +00:00

115 lines
3.4 KiB
Python

from flask import Blueprint, jsonify, request, abort
from flask_jwt_extended import jwt_required, get_jwt_identity
from models import Task, db
from datetime import datetime
from user_views import admin_required, validate_access
task_bp = Blueprint('task_bp', __name__)
# ============================================================
# 🚀 1. API ENDPOINTS (ROUTES)
# ============================================================
@task_bp.route('/tasks', methods=['GET'])
@jwt_required()
def get_all_tasks():
admin_required(get_jwt_identity()) # only admin can get all tasks
tasks = Task.query.all()
return jsonify([task.to_dict() for task in tasks])
@task_bp.route('/tasks/<int:task_id>', methods=['GET'])
@jwt_required()
def get_task(task_id):
task = Task.query.get(task_id) # return task or None if task not found
check_if_task_exists(task)
return jsonify(task.to_dict())
@task_bp.route('/tasks/user/<int:user_id>', methods=['GET'])
@jwt_required()
def get_tasks_by_user(user_id):
validate_access(user_id)
tasks = Task.query.filter_by(user_id=user_id).all()
tasks = [task.to_dict() for task in tasks]
return jsonify(tasks)
@task_bp.route('/tasks', methods=['POST'])
@jwt_required()
def create_task():
data = request.get_json()
due_date = datetime.strptime(data['due_date'], '%d-%m-%Y')
task = Task(title=data['title'], description=data['description'], due_date=due_date,
done=data['done'], user_id=get_jwt_identity())
db.session.add(task)
db.session.commit()
return jsonify(task.to_dict())
@task_bp.route('/tasks/<int:task_id>', methods=['PUT', 'PATCH'])
@jwt_required()
def update_task(task_id):
task = Task.query.get(task_id)
check_if_task_exists(task)
request_data = request.get_json()
request_fields = set(request_data.keys())
editable_fields = Task.get_editable_fields()
# PUT requires all values
if request.method == 'PUT':
if request_fields != editable_fields:
return jsonify({'error': 'Invalid request data structure.'}), 400
for field_name in editable_fields:
requested_value = request_data.get(field_name)
if requested_value is None:
continue
new_value = datetime.strptime(requested_value, '%d-%m-%Y') \
if field_name == 'due_date' else requested_value
setattr(task, field_name, new_value)
db.session.commit()
return jsonify(task.to_dict())
@task_bp.route('/tasks/<int:task_id>', methods=['DELETE'])
@jwt_required()
def delete_task(task_id):
task = Task.query.get(task_id)
check_if_task_exists(task)
db.session.delete(task)
db.session.commit()
return jsonify({})
# ============================================================
# 🔧 2. UTILITIES
# ============================================================
def check_if_task_exists(task):
# Check if task exists or user has permissions to see it
if task is None:
abort(404, {'error': 'Task not found.'})
user_id = task.user_id
validate_access(user_id)
# ============================================================
# ❌ 3. ERROR HANDLERS
# ============================================================
@task_bp.errorhandler(403)
def forbidden_error(error):
response = jsonify(error.description)
response.status_code = 403
return response
@task_bp.errorhandler(404)
def not_found_error(error):
response = jsonify(error.description)
response.status_code = 404
return response