/*global $, jQuery, dotclear, template_upload, template_download */
'use strict';

(function($) {
  $.fn.enhancedUploader = function() {
    return this.each(function() {
      var me = $(this);
      var $container = $(me).parent();

      function enableButton(button) {
        button.prop('disabled', false).removeClass('disabled');
      }

      function disableButton(button) {
        button.prop('disabled', true).addClass('disabled');
      }

      function displayMessageInQueue(n) {
        var msg = '';
        if (n == 1) {
          msg = dotclear.jsUpload.msg.file_in_queue;
        } else if (n > 1) {
          msg = dotclear.jsUpload.msg.files_in_queue;
          msg = msg.replace(/%d/, n);
        } else {
          msg = dotclear.jsUpload.msg.no_file_in_queue;
        }
        $('.queue-message', me).html(msg);
      }

      $('.button.choose_files').click(function(e) {
        if ($container.hasClass('enhanced_uploader')) {
          // Use the native click() of the file input.
          $('#upfile').click();
          e.preventDefault();
        }
      });

      $('.button.cancel', '#fileupload .fileupload-buttonbar').click(function() {
        $('.button.cancel', '#fileupload .fileupload-buttonbar').hide();
        disableButton($('.button.start', '#fileupload .fileupload-buttonbar'));
        displayMessageInQueue(0);
      });

      $(me).on('click', '.cancel', function() {
        if ($('.fileupload-ctrl .files .template-upload', me).length == 0) {
          $('.button.cancel', '#fileupload .fileupload-buttonbar').hide();
          disableButton($('.button.start', '#fileupload .fileupload-buttonbar'));
        }
        displayMessageInQueue($('.files .template-upload', me).length);
      });

      $('.button.clean', me).click(function(e) {
        $('.fileupload-ctrl .files .template-download', me).slideUp(500, function() {
          $(this).remove();
        });
        $(this).hide();
        e.preventDefault();
      });

      $(me).fileupload({
        url: $(me).attr('action'),
        autoUpload: false,
        sequentialUploads: true,
        uploadTemplateId: null,
        downloadTemplateId: null,
        uploadTemplate: template_upload,
        downloadTemplate: template_download
      }).bind('fileuploadadd', function() {
        $('.button.cancel').css('display', 'inline-block');
        $('#fileupload .fileupload-buttonbar').show();
        enableButton($('.button.start', '#fileupload .fileupload-buttonbar'));
      }).bind('fileuploadadded', function() {
        displayMessageInQueue($('.files .template-upload', me).length);
      }).bind('fileuploaddone', function(e, data) {
        if (data.result.files[0].html !== undefined) {
          $('.media-list .files-group').append(data.result.files[0].html);
          $('#form-medias .hide').removeClass('hide');
        }
        $('.button.clean').css('display', 'inline-block');
        $(me).show();
      }).bind('fileuploadalways', function() {
        displayMessageInQueue($('.files .template-upload', me).length);
        if ($('.fileupload-ctrl .files .template-upload', me).length == 0) {
          $('.button.cancel', '#fileupload .fileupload-buttonbar').hide();
          disableButton($('.button.start', '#fileupload .fileupload-buttonbar'));
        }
      });

      var $msg, label;

      if ($container.hasClass('enhanced_uploader')) {
        $msg = dotclear.msg.enhanced_uploader_disable;
        label = dotclear.jsUpload.msg.choose_files;
        $(me).fileupload({
          disabled: false
        });
        displayMessageInQueue(0);
        disableButton($('.button.start', '#fileupload .fileupload-buttonbar'));
      } else {
        $msg = dotclear.msg.enhanced_uploader_activate;
        label = dotclear.jsUpload.msg.choose_file;
      }

      $('<p class="clear"><button type="button" class="enhanced-toggle">' + $msg + '</button></p>').click(function(e) {
        if ($container.hasClass('enhanced_uploader')) {
          $msg = dotclear.msg.enhanced_uploader_activate;
          label = dotclear.jsUpload.msg.choose_file;
          $('#upfile').attr('multiple', false);
          enableButton($('.button.start', '#fileupload .fileupload-buttonbar'));

          // when a user has clicked enhanced_uploader, and has added files
          // We must remove files in table
          $('.files .upload-file', me).remove();
          $('.button.cancel,.button.clean', '#fileupload .fileupload-buttonbar').hide();
          $(me).fileupload({
            disabled: true
          });
          $('.queue-message', me).html('').hide();
        } else {
          $msg = dotclear.msg.enhanced_uploader_disable;
          label = dotclear.jsUpload.msg.choose_files;
          $('#upfile').attr('multiple', true);
          var startButton = $('.button.start');
          var buttonBar = $('#fileupload .fileupload-buttonbar');
          disableButton(startButton);
          disableButton(buttonBar);
          startButton.css('display', 'inline-block');
          buttonBar.show();
          $(me).fileupload({
            disabled: false
          });
          $('.queue-message', me).show();
          displayMessageInQueue(0);
        }
        $(this).find('button').text($msg);
        $('.add-label', me).text(label);

        $container.toggleClass('enhanced_uploader');
        e.preventDefault();
      }).appendTo(me);
    });
  };
})(jQuery);

$(function() {
  $('#fileupload').enhancedUploader();

  $('.checkboxes-helpers').each(function() {
    dotclear.checkboxesHelpers(this, undefined, '#form-medias input[type="checkbox"]', '#form-medias #delete_medias');
  });
  dotclear.condSubmit('#form-medias input[type="checkbox"]', '#form-medias #delete_medias');

  $('#form-medias #delete_medias').click(function(e) {
    var count_checked = $('input[name="medias[]"]:checked', $('#form-medias')).length;
    if (count_checked == 0) {
      e.preventDefault();
      return false;
    }
    return window.confirm(dotclear.msg.confirm_delete_medias.replace('%d', count_checked));
  });

  // Preview media
  $('.modal-image').magnificPopup({
    type: 'image'
  });

  // attach media
  $('#form-medias').on('click', '.media-item .attach-media', function(e) {
    var parts = $(this).prop('href').split('?');
    var str_params = parts[1].split('&');
    var postData = {};

    for (var n = 0; n < str_params.length; n++) {
      var kv = str_params[n].split('=');
      postData[kv[0]] = kv[1];
    }
    postData.xd_check = dotclear.nonce;

    $.post(parts[0], postData, function(data) {
      if (data.url !== undefined) {
        document.location = data.url;
      }
    });

    e.preventDefault();
  });

  // Replace remove links by a POST on hidden form
  fileRemoveAct();

  function fileRemoveAct() {
    $('body').on('click', 'a.media-remove', function() {
      var m_name = $(this).parents('.media-item').find('a.media-link').text();
      var m_text = '';
      if ($(this).parents('div.media-folder').length == 0) {
        m_text = dotclear.msg.confirm_delete_media.replace('%s', m_name);
      } else {
        m_text = dotclear.msg.confirm_delete_directory.replace('%s', m_name);
      }
      if (window.confirm(m_text)) {
        var f = $('#media-remove-hide').get(0);
        f.elements.remove.value = this.href.replace(/^(.*)&remove=(.*?)(&|$)/, '$2');
        this.href = '';
        f.submit();
      }
      return false;
    });
  }
});