( function ( $ ) {
	CartFlowsHelper = {
		getUrlParameter: function ( param ) {
			var page_url = decodeURIComponent(
					window.location.search.substring( 1 )
				),
				url_variables = page_url.split( '&' ),
				parameter_name,
				i;

			for ( i = 0; i < url_variables.length; i++ ) {
				parameter_name = url_variables[ i ].split( '=' );

				if ( parameter_name[ 0 ] === param ) {
					return parameter_name[ 1 ] === undefined
						? true
						: parameter_name[ 1 ];
				}
			}
		},
	};

	var wcf_process_offer = function ( ajax_data ) {
		ajax_data._nonce = cartflows_offer[ ajax_data.action + '_nonce' ];
		$.ajax( {
			url: cartflows.ajax_url,
			data: ajax_data,
			dataType: 'json',
			type: 'POST',
			success: function ( data ) {
				var msg = data.message;
				var msg_class = 'wcf-payment-' + data.status;
				$( 'body' ).trigger( 'wcf-update-msg', [ msg, msg_class ] );
				setTimeout( function () {
					window.location.href = data.redirect;
				}, 500 );
			},
		} );
	};

	var wcf_offer_button_action = function () {
		$( 'a[href*="wcf-up-offer-yes"]' ).each( function ( e ) {
			var $this = $( this );

			if ( e === 0 ) {
				$this.attr( 'id', 'wcf-upsell-offer' );
			} else {
				$this.attr( 'id', 'wcf-upsell-offer-' + e );
			}
		} );

		$( 'a[href*="wcf-down-offer-yes"]' ).each( function ( e ) {
			var $this = $( this );

			if ( e === 0 ) {
				$this.attr( 'id', 'wcf-downsell-offer' );
			} else {
				$this.attr( 'id', 'wcf-downsell-offer-' + e );
			}
		} );

		$( document ).on(
			'click',
			'a[href*="wcf-up-offer"], a[href*="wcf-down-offer"]',
			function ( e ) {
				e.preventDefault();

				var $this = $( this ),
					href = $this.attr( 'href' ),
					offer_action = 'yes',
					offer_type = 'upsell',
					step_id = cartflows_offer.step_id,
					product_id = cartflows_offer.product_id,
					order_id = cartflows_offer.order_id,
					order_key = cartflows_offer.order_key,
					variation_id = 0,
					input_qty = 0,
					flow_id = cartflows.current_flow;

				if ( href.indexOf( 'wcf-up-offer' ) !== -1 ) {
					offer_type = 'upsell';

					if ( href.indexOf( 'wcf-up-offer-yes' ) !== -1 ) {
						offer_action = 'yes';
					} else {
						offer_action = 'no';
					}
				}

				if ( href.indexOf( 'wcf-down-offer' ) !== -1 ) {
					offer_type = 'downsell';

					if ( href.indexOf( 'wcf-down-offer-yes' ) !== -1 ) {
						offer_action = 'yes';
					} else {
						offer_action = 'no';
					}
				}

				if ( 'yes' === offer_action ) {
					var variation_wrapper = $( '.wcf-offer-product-variation' );

					if ( variation_wrapper.length > 0 ) {
						var variation_form = variation_wrapper.find(
								'.variations_form'
							),
							variation_input = variation_form.find(
								'input.variation_id'
							);

						// Set variation id here.
						variation_id = parseInt( variation_input.val() );

						if (
							$( '.var_not_selected' ).length > 0 ||
							'' === variation_id ||
							0 === variation_id
						) {
							// variation_form.find('.variations select').addClass('var_not_selected');
							variation_form
								.find( '.variations select' )
								.each( function () {
									if ( $( this ).val().length == 0 ) {
										$( this ).addClass(
											'var_not_selected'
										);
									}
								} );

							$( [
								document.documentElement,
								document.body,
							] ).animate(
								{
									scrollTop:
										variation_form
											.find( '.variations select' )
											.offset().top - 100,
								},
								1000
							);

							return false;
						}
					}
				}

				if (
					'yes' === cartflows_offer.skip_offer &&
					'yes' === offer_action
				) {
					return;
				}

				$( 'body' ).trigger( 'wcf-show-loader', offer_action );

				if ( 'yes' === offer_action ) {
					action = 'wcf_' + offer_type + '_accepted';
				} else {
					action = 'wcf_' + offer_type + '_rejected';
				}

				var quantity_wrapper = $( '.wcf-offer-product-quantity' );

				if ( quantity_wrapper.length > 0 ) {
					var quantity_input = quantity_wrapper.find(
						'input[name="quantity"]'
					);
					var quantity_value = parseInt( quantity_input.val() );

					if ( quantity_value > 0 ) {
						input_qty = quantity_value;
					}
				}

				var ajax_data = {
					action: '',
					offer_action: offer_action,
					offer_type: offer_type,
					step_id: step_id,
					product_id: product_id,
					variation_id: variation_id,
					input_qty: input_qty,
					order_id: order_id,
					order_key: order_key,
					flow_id: flow_id,
					stripe_sca_payment: false,
					stripe_intent_id: '',
					_nonce: '',
				};

				if ( 'yes' === offer_action ) {
					if ( 'stripe' === cartflows_offer.payment_method ) {
						ajax_data.action = 'wcf_stripe_sca_check';
						ajax_data._nonce =
							cartflows_offer.wcf_stripe_sca_check_nonce;
						$.ajax( {
							url: cartflows.ajax_url,
							data: ajax_data,
							dataType: 'json',
							type: 'POST',
							success: function ( response ) {
								if (
									response.hasOwnProperty( 'intent_secret' )
								) {
									var stripe = Stripe( response.stripe_pk );
									stripe
										.handleCardPayment(
											response.intent_secret
										)
										.then( function ( response ) {
											if ( response.error ) {
												throw response.error;
											}
											if (
												'requires_capture' !==
													response.paymentIntent
														.status &&
												'succeeded' !==
													response.paymentIntent
														.status
											) {
												return;
											}

											ajax_data.action = action;
											ajax_data.stripe_sca_payment = true;
											ajax_data.stripe_intent_id =
												response.paymentIntent.id;
											wcf_process_offer( ajax_data );
										} )
										.catch( function ( error ) {
											window.location.reload();
										} );
								} else {
									ajax_data.action = action;
									wcf_process_offer( ajax_data );
								}
							},
						} );
					} else if (
						'mollie_wc_gateway_creditcard' ===
							cartflows_offer.payment_method ||
						'mollie_wc_gateway_ideal' ===
							cartflows_offer.payment_method
					) {
						wcf_handle_mollie_payment_gateways(
							ajax_data,
							cartflows_offer.payment_method
						);
					} else {
						ajax_data.action = action;
						wcf_process_offer( ajax_data );
					}
				} else {
					ajax_data.action = action;
					wcf_process_offer( ajax_data );
				}

				return false;
			}
		);
	};

	var wcf_handle_mollie_payment_gateways = function ( ajax_data, gateway ) {
		if ( 'mollie_wc_gateway_creditcard' === gateway ) {
			ajax_data.action = 'wcf_mollie_creditcard_process';
			ajax_data._nonce =
				cartflows_offer.wcf_mollie_creditcard_process_nonce;
		}
		if ( 'mollie_wc_gateway_ideal' === gateway ) {
			ajax_data.action = 'wcf_mollie_ideal_process';
			ajax_data._nonce = cartflows_offer.wcf_mollie_ideal_process_nonce;
		}
		$.ajax( {
			url: cartflows.ajax_url,
			data: ajax_data,
			dataType: 'json',
			type: 'POST',
			success: function ( response ) {
				console.log( response );
				if ( 'success' === response.result ) {
					window.location.href = response.redirect;
				} else {
					ajax_data.action = action;
					wcf_process_offer( ajax_data );
				}
			},
		} );
	};

	var wcf_offer_quantity_shortcode = function () {
		/* Offer Quantity Shortcode */
		var offer_quantity = $( '.wcf-offer-product-quantity' );

		if ( offer_quantity.length > 0 ) {
			/* Sync all variation and quanity */
			$( '.wcf-offer-product-quantity .qty' ).on( 'change', function () {
				var qty = $( this ).val();

				$( '.wcf-offer-product-quantity .qty' ).val( qty );
			} );
		}
	};

	var wcf_offer_variation_shortcode = function () {
		/* Offer Variation Shortcode */
		var offer_variation = $(
			'.wcf-offer-product-variation .variations select'
		);

		if ( offer_variation.length > 0 ) {
			$( '.wcf-variable-price-range' ).show().siblings().remove();

			// $('.wcf-offer-product-variation input.variation_id').change(function(){
			$( '.wcf-offer-product-variation .variations select' ).on(
				'change',
				function () {
					var variation_form = $(
						'.wcf-offer-product-variation'
					).find( '.variations_form' );
					var $this = $( this );
					var attr_val = $this.data( 'attribute_name' );

					if ( 0 != $this.length ) {
						var selected_option = $this.val();

						$(
							'.wcf-offer-product-variation [data-attribute_name ="' +
								attr_val +
								'"]'
						).each( function () {
							$( this ).val( selected_option );
							if (
								'' == selected_option ||
								0 == selected_option
							) {
								$( this ).addClass( 'var_not_selected' );
							} else {
								$( this ).removeClass( 'var_not_selected' );
							}
						} );
					}
				}
			);