//-- copyright
// OpenProject is a project management system.
// Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License version 3.
//
// OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
// Copyright (C) 2006-2017 Jean-Philippe Lang
// Copyright (C) 2010-2013 the ChiliProject Team
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// See docs/COPYRIGHT.rdoc for more details.
//++

(function ($) {
  $(function() {
    $('.color-preview').each(function() {
      var preview, input, func, target;

      preview = $(this);
      target  = preview.data('target');
      if(target) {
        input = $(target);
      } else {
        input = preview.next('input');
      }

      if (input.length === 0) {
        return;
      }

      func = function () {
        var previewColor = '';

        if(input.val() && input.val().length > 0) {
          previewColor = input.val();
        } else if (input.attr('placeholder') &&
                   input.attr('placeholder').length > 0) {
          previewColor = input.attr('placeholder')
        }

        preview.css('background-color', previewColor);
      };

      input.keyup(func).change(func).focus(func);
      func();
    });
  });
}(jQuery));