"use strict";

var instock_notifier = {
    init: function () {
        jQuery(document).on('click', '.stock_alert_button', this.subscribe_form);
        jQuery(document).on('click', '.unsubscribe_button', this.unsubscribe_form);
        jQuery(".single_variation_wrap").on("show_variation", this.perform_upon_show_variation);
    },
    perform_upon_show_variation: function (event, variation) {
        var vid = variation.variation_id;
        jQuery('.stock_notifier-subscribe-form').hide(); //remove existing form
        jQuery('.stock_notifier-subscribe-form-' + vid).show(); //add subscribe form to show
    },
    is_email: function (email) {
        var regex = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
        if (!regex.test(email)) {
            return false;
        } else {
            return true;
        }
    },

    unsubscribe_form: function (e) {
        e.preventDefault();
        jQuery(this).text(woo_stock_alert_script_data.processing);   
        jQuery(this).addClass("stk_disabled");   

        var customer_data = {
            action: 'unsubscribe_button',
            customer_email: jQuery(this).closest('.stock_notifier-subscribe-form').find('.subscribed_email').val(),
            product_id: jQuery(this).closest('.stock_notifier-subscribe-form').find('.product_id').val(),
            var_id : jQuery(this).closest('.stock_notifier-subscribe-form').find('.variation_id').val(),
        };
        
        var unsubscribe_successful_messsage = woo_stock_alert_script_data.alert_unsubscribe_message;
        unsubscribe_successful_messsage = unsubscribe_successful_messsage.replace( '%customer_email%', customer_data.customer_email );
        
        jQuery.post(woo_stock_alert_script_data.ajax_url, customer_data, function(response) {
            jQuery(this).removeClass("stk_disabled");    
            if(response == true) {
                jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">' + unsubscribe_successful_messsage + '</div>');
            } else {
                jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">'+woo_stock_alert_script_data.error_occurs+'<a href="'+window.location+'"> '+woo_stock_alert_script_data.try_again+'</a></div>');
            }
        });
    },
    subscribe_form: function (e) {
        e.preventDefault();
        var recaptcha_enabled = woo_stock_alert_script_data.recaptcha_enabled;
        var recaptcha_version = woo_stock_alert_script_data.recaptcha_version;
        
        //required data
        var cus_email = jQuery(this).closest('.stock_notifier-subscribe-form').find('.stock_alert_email').val();
        var product_id = jQuery(this).closest('.stock_notifier-subscribe-form').find('.current_product_id').val();
        var pro_title = jQuery(this).closest('.stock_notifier-subscribe-form').find('.current_product_name').val();
        var var_id = jQuery(this).closest('.stock_notifier-subscribe-form').find('.current_variation_id').val();

        if (recaptcha_enabled) {
            if (recaptcha_version == 'v2') {
                if (grecaptcha && grecaptcha.getResponse().length > 0) {
                    instock_notifier.process_form();
                } else {
                    alert('Oops, you have to check the recaptcha!');
                }
            } else if(recaptcha_version == 'v3') {
                var recaptcha_secret = jQuery(this).closest('.stock_notifier-subscribe-form').find('#recaptchav3_secretkey').val();
                var recaptcha_response = jQuery(this).closest('.stock_notifier-subscribe-form').find('#recaptchav3_response').val();
                var recaptcha = {
                    action: 'recaptcha_validate_ajax',
                    captcha_secret : recaptcha_secret,
                    captcha_response : recaptcha_response
                }

                jQuery.post(woo_stock_alert_script_data.ajax_url, recaptcha, function(response) {
                    if(response == 1) {
                        instock_notifier.process_form();
                    } else {
                        alert('Oops, recaptcha not varified!');
                    }
                });
            }
        } else {
            instock_notifier.process_form(cus_email, product_id, var_id, pro_title);
        }
    },

    process_form: function(cus_email, product_id, var_id, pro_title) {      
        var alert_text_html = woo_stock_alert_script_data.alert_text_html;
        var button_html = woo_stock_alert_script_data.button_html;
        var alert_success = woo_stock_alert_script_data.alert_success;
        var alert_email_exist = woo_stock_alert_script_data.alert_email_exist;
        var valid_email = woo_stock_alert_script_data.valid_email;
        var ban_email_domin = woo_stock_alert_script_data.ban_email_domin;
        var ban_email_address = woo_stock_alert_script_data.ban_email_address;
        var double_opt_in_text = woo_stock_alert_script_data.double_opt_in_success;
        var unsubscribe_button_html = woo_stock_alert_script_data.unsubscribe_button;
        var alert_fields = woo_stock_alert_script_data.alert_fields;

        var alert_success = alert_success.replace( '%product_title%', pro_title );
        var alert_success = alert_success.replace( '%customer_email%', cus_email );
        
        var alert_email_exist = alert_email_exist.replace( '%product_title%', pro_title );
        var alert_email_exist = alert_email_exist.replace( '%customer_email%', cus_email );


        jQuery(this).addClass("stk_disabled");
        if( cus_email && instock_notifier.is_email(cus_email) ) {
            jQuery(this).toggleClass('alert_loader').blur(); 
            var stock_alert = {
                action: 'alert_ajax',
                email: cus_email,
                product_id: product_id,
                variation_id : var_id
            }

            for (var i=0; i<woo_stock_alert_script_data.additional_fields.length; i++){
                stock_alert[woo_stock_alert_script_data.additional_fields[i]] = jQuery(this).parent().find('.'+woo_stock_alert_script_data.additional_fields[i]).val();
            }

            jQuery.post(woo_stock_alert_script_data.ajax_url, stock_alert, function(response) {   
                
                if( response == '0' ) {
                    jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">'+woo_stock_alert_script_data.error_occurs+'<a href="'+window.location+'"> '+woo_stock_alert_script_data.try_again+'</a></div>');
                } else if( response == '/*?%already_registered%?*/' ) {
                    jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">'+alert_email_exist+'</div>'+unsubscribe_button_html+'<input type="hidden" class="subscribed_email" value="'+cus_email+'" /><input type="hidden" class="product_id" value="'+product_id+'" /><input type="hidden" class="variation_id" value="'+var_id+'" />');
                } else if( response == '/*?%ban_email_address%?*/' ) {
                    jQuery('.stock_notifier-subscribe-form').html(alert_text_html+'<div class="woo_fields_wrap">'+alert_fields+''+button_html+'</div><p style="color:#e2401c;" class="stock_alert_error_message">'+ban_email_address+'</p><input type="hidden" class="current_product_id" value="'+product_id+'" /> <input type="hidden" class="current_variation_id" value="'+var_id+'" /><input type="hidden" class="current_product_name" value="'+pro_title+'" />');
                } else if( response == '/*?%ban_email_domain%?*/' ) {
                    jQuery('.stock_notifier-subscribe-form').html(alert_text_html+'<div class="woo_fields_wrap">'+alert_fields+''+button_html+'</div><p style="color:#e2401c;" class="stock_alert_error_message">'+ban_email_domin+'</p><input type="hidden" class="current_product_id" value="'+product_id+'" /> <input type="hidden" class="current_variation_id" value="'+var_id+'" /><input type="hidden" class="current_product_name" value="'+pro_title+'" />');
                } else if( response == '/*?%double_opt_in%?*/' ) {
                    jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">'+double_opt_in_text+'</div>');
                } else {
                    jQuery('.stock_notifier-subscribe-form').html('<div class="registered_message">'+alert_success+'</div>');
                }
            });
        } else {
            jQuery('.stock_notifier-subscribe-form').html(alert_text_html+'<div class="woo_fields_wrap">'+alert_fields+''+button_html+'</div><p style="color:#e2401c;" class="stock_alert_error_message">'+valid_email+'</p><input type="hidden" class="current_product_id" value="'+product_id+'" /> <input type="hidden" class="current_variation_id" value="'+var_id+'" /><input type="hidden" class="current_product_name" value="'+pro_title+'" />');
        }
    }
};

instock_notifier.init();