/**
 * @file
 * Provides overridable theme functions for all of Edit's client-side HTML.
 */
(function ($, Drupal) {

"use strict";

/**
 * Theme function for a "backstage" for the Edit module.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - String id: the id to apply to the backstage.
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editBackstage = function (settings) {
  var html = '';
  html += '<div id="' + settings.id + '" />';
  return html;
};

/**
 * Theme function for a toolbar container of the Edit module.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - String id: the id to apply to the toolbar container.
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editEntityToolbar = function (settings) {
  var html = '';
  html += '<div id="' + settings.id + '" class="edit edit-toolbar-container clearfix">';
  html += '<i class="edit-toolbar-pointer"></i>';
  html += '<div class="edit-toolbar-content">';
  html += '<div class="edit-toolbar edit-toolbar-entity clearfix icon icon-pencil">';
  html += '<div class="edit-toolbar-label" />';
  html += '</div>';
  html += '<div class="edit-toolbar edit-toolbar-field clearfix" />';
  html += '</div><div class="edit-toolbar-lining"></div></div>';
  return html;
};

/**
 * Theme function for a toolbar container of the Edit module.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - String entityLabel: The title of the active entity.
 *   - String fieldLabel: The label of the highlighted or active field.
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editEntityToolbarLabel = function (settings) {
  return '<span class="field">' + settings.fieldLabel + '</span>' + settings.entityLabel;
};

/**
 * Element that defines a containing box of the placement of the entity toolbar.
 *
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editEntityToolbarFence = function () {
  return '<div id="edit-toolbar-fence" />';
};

/**
 * Theme function for a toolbar container of the Edit module.
 *
 * @param settings
 *   An object with the following keys:
 *   - id: the id to apply to the toolbar container.
 * @return
 *   The corresponding HTML.
 */
Drupal.theme.editFieldToolbar = function (settings) {
  return '<div id="' + settings.id + '" />';
};

/**
 * Theme function for a toolbar toolgroup of the Edit module.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - String id: (optional) the id of the toolgroup
 *   - String classes: the class of the toolgroup.
 *   - Array buttons: @see Drupal.theme.prototype.editButtons().
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editToolgroup = function (settings) {
  // Classes.
  var classes = (settings.classes || []);
  classes.unshift('edit-toolgroup');
  var html = '';
  html += '<div class="' + classes.join(' ') + '"';
  if (settings.id) {
    html += ' id="' + settings.id + '"';
  }
  html += '>';
  html += Drupal.theme('editButtons', { buttons: settings.buttons });
  html += '</div>';
  return html;
};

/**
 * Theme function for buttons of the Edit module.
 *
 * Can be used for the buttons both in the toolbar toolgroups and in the modal.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - buttons: an array of objects with the following keys:
 *     - String type: the type of the button (defaults to 'button')
 *     - Array classes: the classes of the button.
 *     - String label: the label of the button.
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editButtons = function (settings) {
  var html = '';
  for (var i = 0; i < settings.buttons.length; i++) {
    var button = settings.buttons[i];
    if (!button.hasOwnProperty('type')) {
      button.type = 'button';
    }
    // Attributes.
    var attributes = [];
    var attrMap  = settings.buttons[i].attributes || {};
    for (var attr in attrMap) {
      if (attrMap.hasOwnProperty(attr)) {
        attributes.push(attr + ((attrMap[attr]) ? '="' + attrMap[attr] + '"' : '' ));
      }
    }
    html += '<button type="' + button.type + '" class="' + button.classes + '"'  + ' ' + attributes.join(' ') + '>';
    html += button.label;
    html += '</button>';
  }
  return html;
};

/**
 * Theme function for a form container of the Edit module.
 *
 * @param Object settings
 *   An object with the following keys:
 *   - String id: the id to apply to the toolbar container.
 *   - String loadingMsg: The message to show while loading.
 * @return String
 *   The corresponding HTML.
 */
Drupal.theme.editFormContainer = function (settings) {
  var html = '';
  html += '<div id="' + settings.id + '" class="edit-form-container">';
  html += '  <div class="edit-form">';
  html += '    <div class="placeholder">';
  html +=        settings.loadingMsg;
  html += '    </div>';
  html += '  </div>';
  html += '</div>';
  return html;
};

})(jQuery, Drupal);