from flask import jsonify, abort, request
from flask_jwt_extended import jwt_required, get_jwt_identity

from app.doc.product_swag import get_products_swagger, get_product_info_swagger, create_product_swagger

from flasgger import swag_from

from app.api import bp_product

from app.services.product_service import ProductService

@bp_product.route('', methods=['GET'])
@swag_from(get_products_swagger)
def get_products():
	page = request.args.get('page', default=0, type=int)

	if page < 0:
		return abort(400)

	result, status_code = ProductService.get_products(page)

	return result, status_code

@bp_product.route('/<int:id>', methods=['GET'])
@swag_from(get_product_info_swagger)
def get_product_info(id: int):
	fields = ['name', 'price', 'image', 'image_name', 'seller']

	fields_param = request.args.get('fields')

	fields_param_list = fields_param.split(',') if fields_param else fields

	common_fields = list(set(fields) & set(fields_param_list))
	
	result, status_code = ProductService.get_product_info(common_fields, id)

	return result, status_code



@bp_product.route('/create', methods=['POST'])
@swag_from(create_product_swagger)
@jwt_required()
def create_product_listing():
	user_id = get_jwt_identity()
	name = request.json.get('name')
	price = request.json.get('price')

	if name is None or price is None:
		return abort(400)

	float_price = float(price)

	if not isinstance(float_price, float):
		return abort(400)

	result, status_code = ProductService.create_listing(user_id, name, float_price)

	return result, status_code