(function ($) {
  'use strict';

  function textarea_autoheight() {
    $(this).height(0).height(this.scrollHeight);
  }

  // View Joinchat_Util::clean_whatsapp() for regex clean info
  function phone_to_whatsapp(phone) {
    return phone.replace(/^0+|\D/, '')
      .replace(/^54(0|1|2|3|4|5|6|7|8)/, '549$1')
      .replace(/^(54\d{5})15(\d{6})/, '$1$2')
      .replace(/^52(0|2|3|4|5|6|7|8|9)/, '521$1');
  }

  $(function () {
    var media_frame;
    var has_iti = typeof intlTelInput === 'function';

    if (has_iti && $('#joinchat_phone').length) {
      var country_request = JSON.parse(localStorage.joinchat_country_code || '{}');
      var country_code = (country_request.code && country_request.date == new Date().toDateString()) ? country_request.code : false;
      var $phone = $('#joinchat_phone');

      // If empty value capture placeholder and remove
      var placeholder = $phone.val() === '' ? $phone.attr('placeholder') : null;
      $phone.removeAttr('placeholder');

      var iti = intlTelInput($phone[0], {
        hiddenInput: $phone.data('name') || 'joinchat[telephone]',
        separateDialCode: true,
        initialCountry: 'auto',
        preferredCountries: [country_code || ''],
        geoIpLookup: function (callback) {
          if (country_code) {
            callback(country_code);
          } else {
            $.getJSON('https://ipinfo.io').always(function (resp) {
              var countryCode = (resp && resp.country) ? resp.country : '';
              localStorage.joinchat_country_code = JSON.stringify({ code: countryCode, date: new Date().toDateString() });
              callback(countryCode);
            });
          }
        },
        customPlaceholder: function (placeholder) { return intlTelConf.placeholder + ' ' + placeholder; },
        utilsScript: intlTelConf.utils_js,
      });
      // Ensures store current value
      iti.hiddenInput.value = $phone.val();

      // Post metabox if empty value set placeholder from general settings
      if (typeof placeholder == 'string' && placeholder != '') {
        iti.promise.then(function () {
          iti.setNumber(placeholder);
          $phone.attr('placeholder', iti.getNumber(intlTelInputUtils.numberFormat.NATIONAL)).val('');
        });
      }

      $phone.on('input countrychange', function () {
        var $this = $(this);
        var iti = intlTelInputGlobals.getInstance(this);

        $this.css('color', $this.val().trim() && !iti.isValidNumber() ? '#ca4a1f' : '');
        // Ensures number it's updated on AJAX save (Gutemberg)
        iti.hiddenInput.value = iti.getNumber();
        // Enable/disable phone test
        $('#joinchat_phone_test').attr('disabled', !iti.isValidNumber());
      }).on('blur', function () {
        var iti = intlTelInputGlobals.getInstance(this);
        iti.setNumber(iti.getNumber());
      });
    }

    // Tabs
    $('.nav-tab').on('click', function (e) {
      e.preventDefault();
      var $navtab = $(this);
      var href = $navtab.attr('href');
      var $referer = $('input[name=_wp_http_referer]');
      var ref_val = $referer.val();

      // Update form referer to open same tab on submit
      $referer.val(ref_val.substr(0, ref_val.indexOf('page=joinchat')) + 'page=joinchat&tab=' + href.substr(14));

      $('.nav-tab').removeClass('nav-tab-active').attr('aria-selected', 'false');
      $navtab.addClass('nav-tab-active').attr('aria-selected', 'true').get(0).blur();
      $('.joinchat-tab').removeClass('joinchat-tab-active');
      $(href).addClass('joinchat-tab-active');
      // Trigger event
      $(document).trigger('navtabchange', [$(href), href]);
    });

    $(document).on('navtabchange', function (e, $tab) { $tab.find('textarea').each(textarea_autoheight); });

    // Test phone number
    if ($('#joinchat_phone').length) {
      // Enable/disable phone test
      if (!has_iti) {
        $('#joinchat_phone').on('input change', function () {
          $('#joinchat_phone_test').attr('disabled', this.value.length < 7);
        });
      }

      $('#joinchat_phone_test').on('click', function () {
        var phone = has_iti ? intlTelInputGlobals.getInstance($('#joinchat_phone')[0]).getNumber() : $('#joinchat_phone').val();
        window.open('https://wa.me/' + encodeURIComponent(phone_to_whatsapp(phone)), 'joinchat', 'noopener');
      });
    }

    // Toggle WhatsApp web option
    $('#joinchat_mobile_only').on('change', function () {
      $('#joinchat_whatsapp_web, #joinchat_qr').closest('tr').toggleClass('joinchat-hidden', this.checked);
    }).trigger('change');

    // Toggle badge option
    $('#joinchat_message_delay').on('change input', function () {
      $('#joinchat_message_badge, #joinchat_message_views').closest('tr').toggleClass('joinchat-hidden', this.value == '0');
    }).trigger('change');

    // Show help
    $('.joinchat-show-help').on('click', function (e) {
      e.preventDefault();
      var help_tab = $(this).attr('href');
      if ($('#contextual-help-wrap').is(':visible')) {
        $("html, body").animate({ scrollTop: 0 });
      } else {
        $('#contextual-help-link').trigger('click');
      }
      $(help_tab != '#' ? help_tab : '#tab-link-styles-and-vars').find('a').trigger('click');
    });

    // Texarea focus and auto height
    $('textarea', '#joinchat_form')
      .on('focus', function () { $(this).closest('tr').addClass('joinchat--focus'); })
      .on('blur', function () { $(this).closest('tr').removeClass('joinchat--focus'); })
      .on('input', textarea_autoheight)
      .each(textarea_autoheight);

    // Show title when placeholder
    $('#joinchat_form').find('.autofill')
      .on('change', function () { this.title = this.value == '' ? joinchat_admin.example : ''; })
      .on('dblclick', function () { if (this.value == '') { this.value = this.placeholder; this.title = ''; $(this).trigger('change'); } })
      .trigger('change');

    // Visibility view inheritance
    var $tab_visibility = $('#joinchat_tab_visibility');
    var inheritance = $('.joinchat_view_all').data('inheritance') || {
      'all': ['front_page', 'blog_page', '404_page', 'search', 'archive', 'singular', 'cpts'],
      'archive': ['date', 'author'],
      'singular': ['page', 'post'],
    };

    function propagate_inheritance(field, show) {
      field = field || 'all';
      show = show || $('input[name="joinchat[view][' + field + ']"]:checked').val();

      $('.view_inheritance_' + field)
        .toggleClass('dashicons-visibility', show == 'yes')
        .toggleClass('dashicons-hidden', show == 'no');

      if (field == 'cpts') {
        $('[class*=view_inheritance_cpt_]')
          .toggleClass('dashicons-visibility', show == 'yes')
          .toggleClass('dashicons-hidden', show == 'no');
      } else if (field in inheritance) {
        var value = $('input[name="joinchat[view][' + field + ']"]:checked').val();
        value = value === '' ? show : value;

        $.each(inheritance[field], function () { propagate_inheritance(this, value); });
      }
    }

    $('input', $tab_visibility).on('change', function () { propagate_inheritance(); });

    $('.joinchat_view_reset').on('click', function (e) {
      e.preventDefault();
      $('input[value=""]', $tab_visibility).prop('checked', true);
      $('.joinchat_view_all input', $tab_visibility).first().prop('checked', true);
      propagate_inheritance();
    });

    propagate_inheritance();

    // Button image
    $('#joinchat_button_image_add').on('click', function (e) {
      e.preventDefault();

      if (!media_frame) {
        // Define media_frame as wp.media object
        media_frame = wp.media({
          title: $(this).data('title') || 'Select button image',
          button: { text: $(this).data('button') || 'Use Image' },
          library: { type: 'image' },
          multiple: false,
        });

        // When an image is selected in the media library...
        media_frame.on('select', function () {
          // Get media attachment details from the frame state
          var attachment = media_frame.state().get('selection').first().toJSON();
          var url = attachment.sizes && attachment.sizes.thumbnail && attachment.sizes.thumbnail.url || attachment.url;

          $('#joinchat_button_image_holder').css({ 'background-size': 'cover', 'background-image': 'url(' + url + ')' });
          $('#joinchat_button_image').val(attachment.id);
          $('#joinchat_button_image_remove').removeClass('joinchat-hidden');
          if (prev_jc) prev_jc.$('.joinchat__button__image').html('<img src="' + url + '">');
        });

        media_frame.on('open', function () {
          // Pre-selected attachment
          var attachment = wp.media.attachment($('#joinchat_button_image').val());
          media_frame.state().get('selection').add(attachment ? [attachment] : []);
        });
      }

      media_frame.open();
    });

    $('#joinchat_button_image_remove').on('click', function (e) {
      e.preventDefault();

      $('#joinchat_button_image_holder').removeAttr('style');
      $('#joinchat_button_image').val('');
      $(this).addClass('joinchat-hidden');
      if (prev_jc) prev_jc.$('.joinchat__button__image').html('');
    });

    // Init ColorPicker with "changecolor" trigger event on change
    $('#joinchat_color').wpColorPicker({ change: function (e, ui) { $(this).trigger('changecolor', [ui.color.toRgb()]); } });

    $('#joinchat_header_custom').on('click', function () { $(this).prev().find('input').prop('checked', true); });

    // Focus Opt-in editor
    $('label[for="joinchat_optin_text"]').on('click', function () { tinymce.get('joinchat_optin_text').focus(); });

    // Toggle Show Chat Window if CTA
    $('#joinchat_message_text').on('change', function () {
      $('.joinchat__chat_open__wrapper').toggleClass('joinchat-hidden', this.value.trim() == '');
    }).trigger('change');

    // Toggle Woo Product Button text
    $('#joinchat_woo_btn_position').on('change', function () {
      $('#joinchat_woo_btn_text').closest('tr').toggleClass('joinchat-hidden', $(this).val() == 'none');
    }).trigger('change');

    // Custom CSS
    var custom_css_editor = wp.codeEditor.initialize($('#joinchat_custom_css'), custom_css_settings);
    $(document).on('navtabchange', function (e, $tab, id) { if (id == '#joinchat_tab_advanced') custom_css_editor.codemirror.refresh(); });
    $('label[for="joinchat_custom_css"]').on('click', function () { custom_css_editor.codemirror.focus(); });


    /*************************************
     * Preview Sync
     *************************************/

    $(document).on('navtabchange', function (e, $tab, id) {
      if (id == '#joinchat_tab_general' || id == '#joinchat_tab_advanced') {
        $('#joinchat_preview_show').removeClass('disabled');
      } else {
        $('body').removeClass('jcpreview');
        $('#joinchat_preview_show').addClass('disabled').removeClass('active');
      }
    });

    var prev_jc = null; // joinchat_obj of preview iframe
    var chatbox_on = true;

    function prev_width(width) {
      if (width == undefined) return parseInt(getComputedStyle(document.documentElement).getPropertyValue('--preview-width'));
      else document.documentElement.style.setProperty('--preview-width', Math.min(Math.max(width, 300), 600) + 'px');
    }
    function update_has_chatbox() {
      prev_jc.has_chatbox = prev_jc.has_cta || prev_jc.has_optin;
      prev_jc.$div.toggleClass('joinchat--btn', !prev_jc.has_chatbox);
    }
    function view_chatbox() {
      chatbox_on && prev_jc.has_chatbox ? prev_jc.chatbox_show() : prev_jc.chatbox_hide();
    }

    $('#joinchat_preview_show').on('click', function (e) {
      e.preventDefault();
      if ($(this).hasClass('disabled')) return;
      var is_off = $(this).hasClass('active');
      $(this).toggleClass('active', !is_off);
      $('body').toggleClass('jcpreview', !is_off);

      if (!is_off && $('#joinchatprev').length == 0) {
        // Add preview
        $('#wpwrap').append('<div id="joinchatprev"><div id="joinchatprev__resize"></div>' +
          '<iframe id="joinchat_preview" src="' + joinchat_admin.home + '?joinchat-preview=1" scrolling="no"></iframe></div>');

        $('#joinchat_preview').on('load', function () {
          prev_jc = this.contentWindow.joinchat_obj;
          prev_jc.has_cta = $('#joinchat_message_text').val().trim() != '';
          prev_jc.has_optin = tinymce.get('joinchat_optin_text').getContent() != '';
          $(document).trigger('preview', [this, prev_jc]); // Trigger preview ready!
        });

        // Resizable preview
        var start_x, start_w, is_rtl = $('[dir=rtl]').length > 0 ? -1 : 1;
        $('#joinchatprev__resize').on('mousedown', start_resize);

        function start_resize(e) {
          e.preventDefault();
          start_x = e.clientX;
          start_w = prev_width();

          $('body')
            .addClass('jcpreview-resize')
            .on('mousemove mouseup', do_resize)
            .on('mouseup mouseleave', end_resize);
        }
        function do_resize(e) {
          e.preventDefault();
          prev_width(start_w + (start_x - e.clientX) * is_rtl);
        }
        function end_resize(e) {
          e.preventDefault();
          $('body')
            .removeClass('jcpreview-resize')
            .off('mousemove mouseup', do_resize)
            .off('mouseup mouseleave', end_resize);
        }
      }
    });

    $(document).on('preview', function () {
      update_has_chatbox();

      // Contact
      $('#joinchat_phone').on('change', function () {
        prev_jc.settings.telephone = phone_to_whatsapp(has_iti ? intlTelInputGlobals.getInstance(this).getNumber() : $(this).val());
        prev_jc.$div.toggleClass('joinchat--disabled', prev_jc.settings.telephone == '');
      });
      $('#joinchat_message_send').on('change', function () { prev_jc.settings.message_send = $(this).val(); });

      // Button
      $('#joinchat_mobile_only').on('change', function () { prev_jc.$div.toggleClass('joinchat--mobile_only', this.checked); });
      $('#joinchat_button_tip')
        .on('focus blur', function (e) {
          if (e.type == 'focus') prev_jc.chatbox_hide();
          prev_jc.$('.joinchat__tooltip').toggleClass('joinchat--show', e.type == 'focus');
        })
        .on('input change', function () {
          prev_jc.$('.joinchat__tooltip').toggleClass('joinchat--hidden', $(this).val().trim() == '');
          prev_jc.$('.joinchat__tooltip div').text($(this).val());
        });
      $('input[name="joinchat[position]"]').on('change', function () {
        prev_jc.$div.toggleClass('joinchat--right', this.value == 'right').toggleClass('joinchat--left', this.value == 'left');
      });

      // QR
      var qr_show_timeout;
      $('#joinchat_qr').on('change', function () {
        clearTimeout(qr_show_timeout);
        if ($('#joinchat_mobile_only')[0].checked) return;
        if (this.checked) {
          prev_jc.$('.joinchat__qr canvas').remove();
          prev_jc.$('.joinchat__qr').append(prev_jc.qr(prev_jc.whatsapp_link(undefined, undefined, false)));
        }
        if (chatbox_on && this.checked && prev_width() <= 480) prev_width(481);
        if (chatbox_on && this.checked && prev_jc.has_chatbox) prev_jc.chatbox_show();
        if (chatbox_on) {
          prev_jc.$('.joinchat__qr').toggleClass('joinchat--show', this.checked);
          qr_show_timeout = setTimeout(function () { prev_jc.$('.joinchat__qr').removeClass('joinchat--show'); }, 5000);
        }
      });

      // Chatbox show (if available)
      $('#joinchat_message_text,#joinchat_message_start,input[name="joinchat[dark_mode]"],input[name="joinchat[header]"],#joinchat_header_custom').on('focus', view_chatbox);

      $('#joinchat_message_text').on('input change', function (e) {
        prev_jc.has_cta = $(this).val().trim() != '';
        update_has_chatbox();
        prev_jc.update_cta($(this).val().trim());
        view_chatbox();
      });
      $('#joinchat_message_start').on('input change', function (e) {
        prev_jc.$('.joinchat__button__sendtext').text($(this).val().trim());
        view_chatbox();
      });
      $('#joinchat_color').on('changecolor', function (e, rgb) {
        var style = prev_jc.$div.get(0).style;
        style.setProperty('--red', rgb.r);
        style.setProperty('--green', rgb.g);
        style.setProperty('--blue', rgb.b);
        view_chatbox();
      });
      $('input[name="joinchat[dark_mode]"]').on('change', function () {
        prev_jc.$div.toggleClass('joinchat--dark', this.value == 'yes').toggleClass('joinchat--dark-auto', this.value == 'auto');
        view_chatbox();
      });
      $('input[name="joinchat[header]"]').on('change', function () {
        prev_jc.$('.joinchat__powered').toggleClass('joinchat--hidden', this.value != '__jc__');
        prev_jc.$('.joinchat__wa ').toggleClass('joinchat--hidden', this.value != '__wa__');
        prev_jc.$('.joinchat__header__text').toggleClass('joinchat--hidden', this.value != '__custom__');
        view_chatbox();
      });
      $('#joinchat_header_custom').on('input change', function () {
        prev_jc.$('.joinchat__header__text').text($(this).val());
        view_chatbox();
      });

      // Badge
      $('#joinchat_message_badge').on('change', function () {
        prev_jc.settings.message_badge = this.checked;
        if (!prev_jc.has_cta) return;
        this.checked ? prev_jc.chatbox_hide() : prev_jc.chatbox_show();
        prev_jc.$('.joinchat__badge').toggleClass('joinchat__badge--in', this.checked);
      });

      // Optin
      tinymce.get('joinchat_optin_text').on('change', update_optin);
      $('#joinchat_optin_check').on('change', update_optin);

      // Custom CSS (strip tags)
      custom_css_editor.codemirror.on('change', function (ed) {
        $('#joinchat_preview')[0].contentDocument.getElementById('joinchat-inline-css').innerHTML = ed.getValue().replace(/(<([^>]+)>)/gi, "");
      });

      // Trigger change to force updated settings on preview
      chatbox_on = false;
      $('#joinchat_tab_general').find('input[type="text"],input[type="number"],input[type="checkbox"],input[type="radio"]:checked,textarea').trigger('change');
      $('#joinchat_color').wpColorPicker('color', $('#joinchat_color').val());
      var temp = custom_css_editor.codemirror.getValue();
      custom_css_editor.codemirror.setValue(temp + ' ');
      custom_css_editor.codemirror.setValue(temp);
      chatbox_on = true;
    });

    function update_optin() {
      var text = tinymce.get('joinchat_optin_text').getContent();
      var check = $('#joinchat_optin_check')[0].checked;
      prev_jc.has_optin = text != '';
      update_has_chatbox();
      prev_jc.$div.toggleClass('joinchat--optout', text != '' && check);
      if (text == '') {
        prev_jc.$('.joinchat__optin').html('');
      } else {
        text = text.replaceAll('<p>', '').replaceAll('</p>', '<br><br>').replace(/<br><br>$/, '');
        text = check ? '<label for="joinchat_optin">' + text + '</label>' : '<span>' + text + '</span>';
        prev_jc.$('.joinchat__optin').html('<input type="checkbox" id="joinchat_optin">' + text);
        prev_jc.$('#joinchat_optin').on('change', function () { prev_jc.$div.toggleClass('joinchat--optout', !this.checked); });
      }
      view_chatbox();
    }

    $('.nav-tab-active').trigger('click');
  });
})(jQuery);
