/* ===========================================================
 * trumbowyg.table.custom.js v2.0
 * Table plugin for Trumbowyg
 * http://alex-d.github.com/Trumbowyg
 * ===========================================================
 * Author : Sven Dunemann [dunemann@forelabs.eu]
 */

(function ($) {
    'use strict';

    var defaultOptions = {
        rows: 8,
        columns: 8,
        styler: 'table'
    };

    $.extend(true, $.trumbowyg, {
        langs: {
            en: {
                table: 'Insert table',
                tableAddRow: 'Add row',
                tableAddColumn: 'Add column',
                tableDeleteRow: 'Delete row',
                tableDeleteColumn: 'Delete column',
                tableDestroy: 'Delete table',
                error: 'Error'
            },
            da: {
              table: 'Indsæt tabel',
              tableAddRow: 'Tilføj række',
              tableAddColumn: 'Tilføj kolonne',
              tableDeleteRow: 'Slet række',
              tableDeleteColumn: 'Slet kolonne',
              tableDestroy: 'Slet tabel',
              error: 'Fejl'
            },
            de: {
              table: 'Tabelle einfügen',
              tableAddRow: 'Zeile hinzufügen',
              tableAddColumn: 'Spalte hinzufügen',
              tableDeleteRow: 'Zeile löschen',
              tableDeleteColumn: 'Spalte löschen',
              tableDestroy: 'Tabelle löschen',
              error: 'Error'
            },
            sk: {
                table: 'Vytvoriť tabuľky',
                tableAddRow: 'Pridať riadok',
                tableAddColumn: 'Pridať stĺpec',
                error: 'Chyba'
            },
            fr: {
                table: 'Insérer un tableau',
                tableAddRow: 'Ajouter des lignes',
                tableAddColumn: 'Ajouter des colonnes',
                error: 'Erreur'
            },
            cs: {
                table: 'Vytvořit příkaz Table',
                tableAddRow: 'Přidat řádek',
                tableAddColumn: 'Přidat sloupec',
                error: 'Chyba'
            },
            ru: {
                table: 'Вставить таблицу',
                tableAddRow: 'Добавить строку',
                tableAddColumn: 'Добавить столбец',
                tableDeleteRow: 'Удалить строку',
                tableDeleteColumn: 'Удалить столбец',
                tableDestroy: 'Удалить таблицу',
                error: 'Ошибка'
            },
            ja: {
                table: '表の挿入',
                tableAddRow: '行の追加',
                tableAddColumn: '列の追加',
                error: 'エラー'
            },
            tr: {
                table: 'Tablo ekle',
                tableAddRow: 'Satır ekle',
                tableAddColumn: 'Kolon ekle',
                error: 'Hata'
            },
            zh_tw: {
              table: '插入表格',
              tableAddRow: '加入行',
              tableAddColumn: '加入列',
              tableDeleteRow: '刪除行',
              tableDeleteColumn: '刪除列',
              tableDestroy: '刪除表格',
              error: '錯誤'
            },
        },

        plugins: {
            table: {
                init: function (t) {
                    t.o.plugins.table = $.extend(true, {}, defaultOptions, t.o.plugins.table || {});

                    var buildButtonDef = {
                        fn: function () {
                          t.saveRange();

                          var btnName = 'table';

                          var dropdownPrefix = t.o.prefix + 'dropdown',
                              dropdownOptions = { // the dropdown
                              class: dropdownPrefix + '-' + btnName + ' ' + dropdownPrefix + ' ' + t.o.prefix + 'fixed-top'
                          };
                          dropdownOptions['data-' + dropdownPrefix] = btnName;
                          var $dropdown = $('<div/>', dropdownOptions);

                          if (t.$box.find("." + dropdownPrefix + "-" + btnName).length === 0) {
                            t.$box.append($dropdown.hide());
                          } else {
                            $dropdown = t.$box.find("." + dropdownPrefix + "-" + btnName);
                          }

                          // clear dropdown
                          $dropdown.html('');

                          // when active table show AddRow / AddColumn
                          if (t.$box.find("." + t.o.prefix + "table-button").hasClass(t.o.prefix + 'active-button')) {
                            $dropdown.append(t.buildSubBtn('tableAddRow'));
                            $dropdown.append(t.buildSubBtn('tableAddColumn'));
                            $dropdown.append(t.buildSubBtn('tableDeleteRow'));
                            $dropdown.append(t.buildSubBtn('tableDeleteColumn'));
                            $dropdown.append(t.buildSubBtn('tableDestroy'));
                          } else {
                            var tableSelect = $('<table></table>');
                            for (var i = 0; i < t.o.plugins.table.rows; i += 1) {
                              var row = $('<tr></tr>').appendTo(tableSelect);
                              for (var j = 0; j < t.o.plugins.table.columns; j += 1) {
                                $('<td></td>').appendTo(row);
                              }
                            }
                            tableSelect.find('td').on('mouseover', tableAnimate);
                            tableSelect.find('td').on('mousedown', tableBuild);

                            $dropdown.append(tableSelect);
                            $dropdown.append($('<center>1x1</center>'));
                          }

                          t.dropdown(btnName);
                        }
                    };

                    var tableAnimate = function(column_event) {
                      var column = $(column_event.target),
                          table = column.parents('table'),
                          colIndex = this.cellIndex,
                          rowIndex = this.parentNode.rowIndex;

                      // reset all columns
                      table.find('td').removeClass('active');

                      for (var i = 0; i <= rowIndex; i += 1) {
                        for (var j = 0; j <= colIndex; j += 1) {
                          table.find("tr:nth-of-type("+(i+1)+")").find("td:nth-of-type("+(j+1)+")").addClass('active');
                        }
                      }

                      // set label
                      table.next('center').html((colIndex+1) + "x" + (rowIndex+1));
                    };

                    var tableBuild = function(column_event) {
                      t.saveRange();

                      var tabler = $('<table></table>');
                      if (t.o.plugins.table.styler) {
                        tabler.attr('class', t.o.plugins.table.styler);
                      }

                      var column = $(column_event.target),
                          colIndex = this.cellIndex,
                          rowIndex = this.parentNode.rowIndex;

                      for (var i = 0; i <= rowIndex; i += 1) {
                        var row = $('<tr></tr>').appendTo(tabler);
                        for (var j = 0; j <= colIndex; j += 1) {
                          $('<td></td>').appendTo(row);
                        }
                      }

                      t.range.deleteContents();
                      t.range.insertNode(tabler[0]);
                      t.$c.trigger('tbwchange');
                    };

                    var addRow = {
                      title: t.lang['tableAddRow'],
                      text: t.lang['tableAddRow'],
                      ico: 'row-below',

                      fn: function () {
                        t.saveRange();

                        var node = t.doc.getSelection().focusNode;
                        var table = $(node).closest('table');

                        if(table.length > 0) {
                          var row = $('<tr></tr>');
                          // add columns according to current columns count
                          for (var i = 0; i < table.find('tr')[0].childElementCount; i += 1) {
                            $('<td></td>').appendTo(row);
                          }
                          // add row to table
                          row.appendTo(table);
                        }

                        return true;
                      }
                    };

                    var addColumn = {
                      title: t.lang['tableAddColumn'],
                      text: t.lang['tableAddColumn'],
                      ico: 'col-right',

                      fn: function () {
                        t.saveRange();

                        var node = t.doc.getSelection().focusNode;
                        var table = $(node).closest('table');

                        if(table.length > 0) {
                          $(table).find('tr').each(function() {
                            $(this).find('td:last').after('<td></td>');
                          });
                        }

                        return true;
                      }
                    };

                    var destroy = {
                      title: t.lang['tableDestroy'],
                      text: t.lang['tableDestroy'],
                      ico: 'table-delete',

                      fn: function () {
                        t.saveRange();

                        var node = t.doc.getSelection().focusNode,
                            table = $(node).closest('table');

                        table.remove();

                        return true;
                      }
                    };

                    var deleteRow = {
                      title: t.lang['tableDeleteRow'],
                      text: t.lang['tableDeleteRow'],
                      ico: 'row-delete',

                      fn: function () {
                        t.saveRange();

                        var node = t.doc.getSelection().focusNode,
                            row = $(node).closest('tr');

                        row.remove();

                        return true;
                      }
                    };

                    var deleteColumn = {
                      title: t.lang['tableDeleteColumn'],
                      text: t.lang['tableDeleteColumn'],
                      ico: 'col-delete',

                      fn: function () {
                        t.saveRange();

                        var node = t.doc.getSelection().focusNode,
                            table = $(node).closest('table'),
                            td = $(node).closest('td'),
                            cellIndex = td.index();

                        $(table).find('tr').each(function() {
                          $(this).find('td:eq('+cellIndex+')').remove();
                        });

                        return true;
                      }
                    };

                    t.addBtnDef('table', buildButtonDef);
                    t.addBtnDef('tableAddRow', addRow);
                    t.addBtnDef('tableAddColumn', addColumn);
                    t.addBtnDef('tableDeleteRow', deleteRow);
                    t.addBtnDef('tableDeleteColumn', deleteColumn);
                    t.addBtnDef('tableDestroy', destroy);
                }
            }
        }
    });
})(jQuery);