def show(category_id):
schema = CategorySchema()
category = Category.get(id=category_id)
if not category:
abort(404)
return schema.dumps(category)
def create():
schema = CategorySchema()
try:
data = schema.load(request.get_json())
category = Category(**data)
db.commit()
except ValidationError as err:
return jsonify({
'message': 'Validation failed',
'errors': err.messages
}), 422
return schema.dumps(category), 201
def update(category_id):
schema = CategorySchema()
category = Category.get(id=category_id)
if not category:
abort(404)
try:
data = schema.load(request.get_json())
category.set(**data)
db.commit()
except ValidationError as err:
return jsonify({
'message': 'Validation failed',
'errors': err.messages
}), 422
return schema.dumps(category)
def index():
schema = CategorySchema(many=True)
categories = Category.select()
return schema.dumps(categories)
def get_categories(category_id):
schema = CategorySchema()
categories = Category.get(id=category_id)
return schema.dumps(categories)
from flask import request
from flask_restful import Resource
from models.Model import db
from models.Category import CategorySchema, Category
categories_schema = CategorySchema(many=True)
category_schema = CategorySchema()
class CategoryResource(Resource):
def get(self):
categories = Category.query.all()
categories = categories_schema.dump(categories).data
return {'status': 'success', 'data': categories}, 200
def post(self):
json_data = request.get_json(force=True)
if not json_data:
return {'message': 'No input data provided'}, 400
# Validate and deserialize input
data, errors = category_schema.load(json_data)
if errors:
return errors, 422
category = Category.query.filter_by(name=data['name']).first()
if category:
return {'message': 'Category already exists'}, 400
category = Category(name=json_data['name'])
db.session.add(category)
db.session.commit()