/**
 * Cart Promo Code Component
 *
 * @namespace Components
 */
( function() {
	'use strict';

	angular
		.module( 'vfApp' )
		.component( 'cartPromoCode', {
			templateUrl: 'cartPromoCode.html',
			bindings: {
				promoCodes: '=',
				promoDiscount: '=',
				totalAmount: '=',
			},
			require: {
				cartController: '^vfCart',
			},
			controller: CartPromoController,
		} );

	CartPromoController.$inject = [
		'Cart',
	];

	/**
	 * @param {Object} Cart VendorFuel service
	 */
	function CartPromoController(
		Cart,
	) {
		const vm = this;
		vm.addPromoCode = addPromoCode;
		vm.removePromoCode = removePromoCode;

		/**
		 * @function addPromoCode
		 * @param {string} code Promo code.
		 */
		function addPromoCode( code ) {
			vm.isAddingPromoCode = true;
			Cart.addPromoCode( code )
				.then( ( response ) => response.data )
				.then( ( data ) => {
					if ( ! data.warnings.length && data.cart ) {
						vm.promoCodes = data.cart.promo_codes;
						vm.promoDiscount = data.cart.promo_discount;
						vm.totalAmount = vm.cartController.toNumber( data.cart.total_amount );
					}
					vm.isAddingPromoCode = false;
					vm.code = '';
				} )
				.catch( function( error ) {
					console.error( error );
				} );
		}

		/**
		 * @function removePromoCode
		 * @param {number} id Promo code ID.
		 */
		function removePromoCode( id ) {
			vm.isRemovingPromoCode = true;

			Cart.removePromoCode( id )
				.then( ( response ) => response.data )
				.then( ( data ) => {
					if ( ! data.warnings.length && data.cart ) {
						vm.promoCodes = data.cart.promo_codes;
						vm.promoDiscount = data.cart.promo_discount;
						vm.totalAmount = vm.cartController.toNumber( data.cart.total_amount );
						vm.isRemovingPromoCode = true;
					}
				} );
		}
	}
}() );