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"use strict";

/**
 * @fileoverview    functions used on the table structure page
 * @name            Table Structure
 *
 * @requires    jQuery
 * @requires    jQueryUI
 * @required    js/functions.js
 */
// eslint-disable-next-line no-unused-vars

/* global primaryIndexes:writable, indexes:writable, fulltextIndexes:writable, spatialIndexes:writable */
// js/functions.js

/* global sprintf */
// js/vendor/sprintf.js

/**
 * AJAX scripts for /table/structure
 *
 * Actions ajaxified here:
 * Drop Column
 * Add Primary Key
 * Drop Primary Key/Index
 *
 */

/**
 * Reload fields table
 */
function reloadFieldForm() {
  $.post($('#fieldsForm').attr('action'), $('#fieldsForm').serialize() + CommonParams.get('arg_separator') + 'ajax_request=true', function (formData) {
    var $tempDiv = $('<div id=\'temp_div\'><div>').append(formData.message);
    $('#fieldsForm').replaceWith($tempDiv.find('#fieldsForm'));
    $('#addColumns').replaceWith($tempDiv.find('#addColumns'));
    $('#move_columns_dialog').find('ul').replaceWith($tempDiv.find('#move_columns_dialog ul'));
    $('#moveColumns').removeClass('move-active');
  });
  $('#page_content').show();
}

function checkFirst() {
  if ($('select[name=after_field] option:selected').data('pos') === 'first') {
    $('input[name=field_where]').val('first');
  } else {
    $('input[name=field_where]').val('after');
  }
}
/**
 * Unbind all event handlers before tearing down a page
 */


AJAX.registerTeardown('table/structure.js', function () {
  $(document).off('click', 'a.drop_column_anchor.ajax');
  $(document).off('click', 'a.add_key.ajax');
  $(document).off('click', '#move_columns_anchor');
  $(document).off('click', '#printView');
  $(document).off('submit', '.append_fields_form.ajax');
  $('body').off('click', '#fieldsForm.ajax button');
  $(document).off('click', 'a[id^=partition_action].ajax');
  $(document).off('click', '#remove_partitioning.ajax');
});
AJAX.registerOnload('table/structure.js', function () {
  // Re-initialize variables.
  primaryIndexes = [];
  indexes = [];
  fulltextIndexes = [];
  spatialIndexes = [];
  /**
   *Ajax action for submitting the "Column Change" and "Add Column" form
   */

  $('.append_fields_form.ajax').off();
  $(document).on('submit', '.append_fields_form.ajax', function (event) {
    event.preventDefault();
    /**
     * @var    the_form    object referring to the export form
     */

    var $form = $(this);
    var fieldCnt = $form.find('input[name=orig_num_fields]').val();

    function submitForm() {
      var $msg = Functions.ajaxShowMessage(Messages.strProcessingRequest);
      $.post($form.attr('action'), $form.serialize() + CommonParams.get('arg_separator') + 'do_save_data=1', function (data) {
        if ($('.sqlqueryresults').length !== 0) {
          $('.sqlqueryresults').remove();
        } else if ($('.error:not(.tab)').length !== 0) {
          $('.error:not(.tab)').remove();
        }

        if (typeof data.success !== 'undefined' && data.success === true) {
          $('#page_content').empty().append(data.message).show();
          Functions.highlightSql($('#page_content'));
          $('.result_query .alert-primary').remove();
          reloadFieldForm();
          $form.remove();
          Functions.ajaxRemoveMessage($msg);
          Functions.initSlider();
          Navigation.reload();
          CommonActions.refreshMain('index.php?route=/table/structure');
        } else {
          Functions.ajaxShowMessage(data.error, false);
        }
      }); // end $.post()
    }

    function checkIfConfirmRequired($form) {
      var i = 0;
      var id;
      var elm;
      var val;
      var nameOrig;
      var elmOrig;
      var valOrig;
      var checkRequired = false;

      for (i = 0; i < fieldCnt; i++) {
        id = '#field_' + i + '_5';
        elm = $(id);
        val = elm.val();
        nameOrig = 'input[name=field_collation_orig\\[' + i + '\\]]';
        elmOrig = $form.find(nameOrig);
        valOrig = elmOrig.val();

        if (val && valOrig && val !== valOrig) {
          checkRequired = true;
          break;
        }
      }

      return checkRequired;
    }
    /*
     * First validate the form; if there is a problem, avoid submitting it
     *
     * Functions.checkTableEditForm() needs a pure element and not a jQuery object,
     * this is why we pass $form[0] as a parameter (the jQuery object
     * is actually an array of DOM elements)
     */


    if (Functions.checkTableEditForm($form[0], fieldCnt)) {
      // OK, form passed validation step
      Functions.prepareForAjaxRequest($form);

      if (Functions.checkReservedWordColumns($form)) {
        // User wants to submit the form
        // If Collation is changed, Warn and Confirm
        if (checkIfConfirmRequired($form)) {
          var question = sprintf(Messages.strChangeColumnCollation, 'https://wiki.phpmyadmin.net/pma/Garbled_data');
          $form.confirm(question, $form.attr('action'), function () {
            submitForm();
          });
        } else {
          submitForm();
        }
      }
    }
  }); // end change table button "do_save_data"

  /**
   * Attach Event Handler for 'Drop Column'
   */

  $(document).on('click', 'a.drop_column_anchor.ajax', function (event) {
    event.preventDefault();
    /**
     * @var curr_table_name String containing the name of the current table
     */

    var currTableName = $(this).closest('form').find('input[name=table]').val();
    /**
     * @var curr_row    Object reference to the currently selected row (i.e. field in the table)
     */

    var $currRow = $(this).parents('tr');
    /**
     * @var curr_column_name    String containing name of the field referred to by {@link curr_row}
     */

    var currColumnName = $currRow.children('th').children('label').text().trim();
    currColumnName = Functions.escapeHtml(currColumnName);
    /**
     * @var $after_field_item    Corresponding entry in the 'After' field.
     */

    var $afterFieldItem = $('select[name=\'after_field\'] option[value=\'' + currColumnName + '\']');
    /**
     * @var question    String containing the question to be asked for confirmation
     */

    var question = Functions.sprintf(Messages.strDoYouReally, 'ALTER TABLE `' + Functions.escapeHtml(currTableName) + '` DROP `' + Functions.escapeHtml(currColumnName) + '`;');
    var $thisAnchor = $(this);
    $thisAnchor.confirm(question, $thisAnchor.attr('href'), function (url) {
      var $msg = Functions.ajaxShowMessage(Messages.strDroppingColumn, false);
      var params = Functions.getJsConfirmCommonParam(this, $thisAnchor.getPostData());
      params += CommonParams.get('arg_separator') + 'ajax_page_request=1';
      $.post(url, params, function (data) {
        if (typeof data !== 'undefined' && data.success === true) {
          Functions.ajaxRemoveMessage($msg);

          if ($('.result_query').length) {
            $('.result_query').remove();
          }

          if (data.sql_query) {
            $('<div class="result_query"></div>').html(data.sql_query).prependTo('#structure_content');
            Functions.highlightSql($('#page_content'));
          } // Adjust the row numbers


          for (var $row = $currRow.next(); $row.length > 0; $row = $row.next()) {
            var newVal = parseInt($row.find('td').eq(1).text(), 10) - 1;
            $row.find('td').eq(1).text(newVal);
          }

          $afterFieldItem.remove();
          $currRow.hide('medium').remove(); // Remove the dropped column from select menu for 'after field'

          $('select[name=after_field]').find('[value="' + currColumnName + '"]').remove(); // by default select the (new) last option to add new column
          // (in case last column is dropped)

          $('select[name=after_field] option').last().attr('selected', 'selected'); // refresh table stats

          if (data.tableStat) {
            $('#tablestatistics').html(data.tableStat);
          } // refresh the list of indexes (comes from /sql)


          $('.index_info').replaceWith(data.indexes_list);
          Navigation.reload();
        } else {
          Functions.ajaxShowMessage(Messages.strErrorProcessingRequest + ' : ' + data.error, false);
        }
      }); // end $.post()
    });
  }); // end of Drop Column Anchor action

  /**
   * Attach Event Handler for 'Print' link
   */

  $(document).on('click', '#printView', function (event) {
    event.preventDefault(); // Take to preview mode

    Functions.printPreview();
  }); // end of Print View action

  /**
   * Ajax Event handler for adding keys
   */

  $(document).on('click', 'a.add_key.ajax', function (event) {
    event.preventDefault();
    var $this = $(this);
    var currTableName = $this.closest('form').find('input[name=table]').val();
    var currColumnName = $this.parents('tr').children('th').children('label').text().trim();
    var addClause = '';

    if ($this.is('.add_primary_key_anchor')) {
      addClause = 'ADD PRIMARY KEY';
    } else if ($this.is('.add_index_anchor')) {
      addClause = 'ADD INDEX';
    } else if ($this.is('.add_unique_anchor')) {
      addClause = 'ADD UNIQUE';
    } else if ($this.is('.add_spatial_anchor')) {
      addClause = 'ADD SPATIAL';
    } else if ($this.is('.add_fulltext_anchor')) {
      addClause = 'ADD FULLTEXT';
    }

    var question = Functions.sprintf(Messages.strDoYouReally, 'ALTER TABLE `' + Functions.escapeHtml(currTableName) + '` ' + addClause + '(`' + Functions.escapeHtml(currColumnName) + '`);');
    var $thisAnchor = $(this);
    $thisAnchor.confirm(question, $thisAnchor.attr('href'), function (url) {
      Functions.ajaxShowMessage();
      AJAX.source = $this;
      var params = Functions.getJsConfirmCommonParam(this, $thisAnchor.getPostData());
      params += CommonParams.get('arg_separator') + 'ajax_page_request=1';
      $.post(url, params, AJAX.responseHandler);
    });
  }); // end Add key

  /**
   * Inline move columns
  **/

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

    if ($(this).hasClass('move-active')) {
      return;
    }
    /**
     * @var    button_options  Object that stores the options passed to jQueryUI
     *                          dialog
     */


    var buttonOptions = {};

    buttonOptions[Messages.strGo] = function (event) {
      event.preventDefault();
      var $msgbox = Functions.ajaxShowMessage();
      var $this = $(this);
      var $form = $this.find('form');
      var serialized = $form.serialize(); // check if any columns were moved at all

      if (serialized === $form.data('serialized-unmoved')) {
        Functions.ajaxRemoveMessage($msgbox);
        $this.dialog('close');
        return;
      }

      $.post($form.prop('action'), serialized + CommonParams.get('arg_separator') + 'ajax_request=true', function (data) {
        if (data.success === false) {
          Functions.ajaxRemoveMessage($msgbox);
          $this.clone().html(data.error).dialog({
            title: $(this).prop('title'),
            height: 230,
            width: 900,
            modal: true,
            buttons: buttonOptionsError
          }); // end dialog options
        } else {
          // sort the fields table
          var $fieldsTable = $('table#tablestructure tbody'); // remove all existing rows and remember them

          var $rows = $fieldsTable.find('tr').remove(); // loop through the correct order

          for (var i in data.columns) {
            var theColumn = data.columns[i];
            var $theRow = $rows.find('input:checkbox[value=\'' + theColumn + '\']').closest('tr'); // append the row for this column to the table

            $fieldsTable.append($theRow);
          }

          var $firstrow = $fieldsTable.find('tr').eq(0); // Adjust the row numbers and colors

          for (var $row = $firstrow; $row.length > 0; $row = $row.next()) {
            $row.find('td').eq(1).text($row.index() + 1).end().removeClass('odd even').addClass($row.index() % 2 === 0 ? 'odd' : 'even');
          }

          Functions.ajaxShowMessage(data.message);
          $this.dialog('close');
        }
      });
    };

    buttonOptions[Messages.strPreviewSQL] = function () {
      // Function for Previewing SQL
      var $form = $('#move_column_form');
      Functions.previewSql($form);
    };

    buttonOptions[Messages.strCancel] = function () {
      $(this).dialog('close');
    };

    var buttonOptionsError = {};

    buttonOptionsError[Messages.strOK] = function () {
      $(this).dialog('close').remove();
    };

    var columns = [];
    $('#tablestructure').find('tbody tr').each(function () {
      var colName = $(this).find('input:checkbox').eq(0).val();
      var hiddenInput = $('<input>').prop({
        name: 'move_columns[]',
        type: 'hidden'
      }).val(colName);
      columns[columns.length] = $('<li></li>').addClass('placeholderDrag').text(colName).append(hiddenInput);
    });
    var colList = $('#move_columns_dialog').find('ul').find('li').remove().end();

    for (var i in columns) {
      colList.append(columns[i]);
    }

    colList.sortable({
      axis: 'y',
      containment: $('#move_columns_dialog').find('div'),
      tolerance: 'pointer'
    }).disableSelection();
    var $form = $('#move_columns_dialog').find('form');
    $form.data('serialized-unmoved', $form.serialize());
    $('#move_columns_dialog').dialog({
      modal: true,
      buttons: buttonOptions,
      open: function open() {
        if ($('#move_columns_dialog').parents('.ui-dialog').height() > $(window).height()) {
          $('#move_columns_dialog').dialog('option', 'height', $(window).height());
        }
      },
      beforeClose: function beforeClose() {
        $('#move_columns_anchor').removeClass('move-active');
      }
    });
  });
  /**
   * Handles multi submits in table structure page such as change, browse, drop, primary etc.
   */

  $('body').on('click', '#fieldsForm.ajax button', function (e) {
    e.preventDefault();
    var $form = $(this).parents('form');
    var argsep = CommonParams.get('arg_separator');
    var submitData = $form.serialize() + argsep + 'ajax_request=true' + argsep + 'ajax_page_request=true';
    Functions.ajaxShowMessage();
    AJAX.source = $form;
    $.post(this.formAction, submitData, AJAX.responseHandler);
  });
  /**
   * Handles clicks on Action links in partition table
   */

  $(document).on('click', 'a[id^=partition_action].ajax', function (e) {
    e.preventDefault();
    var $link = $(this);

    function submitPartitionAction(url) {
      var params = 'ajax_request=true&ajax_page_request=true&' + $link.getPostData();
      Functions.ajaxShowMessage();
      AJAX.source = $link;
      $.post(url, params, AJAX.responseHandler);
    }

    if ($link.is('#partition_action_DROP')) {
      $link.confirm(Messages.strDropPartitionWarning, $link.attr('href'), function (url) {
        submitPartitionAction(url);
      });
    } else if ($link.is('#partition_action_TRUNCATE')) {
      $link.confirm(Messages.strTruncatePartitionWarning, $link.attr('href'), function (url) {
        submitPartitionAction(url);
      });
    } else {
      submitPartitionAction($link.attr('href'));
    }
  });
  /**
   * Handles remove partitioning
   */

  $(document).on('click', '#remove_partitioning.ajax', function (e) {
    e.preventDefault();
    var $link = $(this);
    var question = Messages.strRemovePartitioningWarning;
    $link.confirm(question, $link.attr('href'), function (url) {
      var params = Functions.getJsConfirmCommonParam({
        'ajax_request': true,
        'ajax_page_request': true
      }, $link.getPostData());
      Functions.ajaxShowMessage();
      AJAX.source = $link;
      $.post(url, params, AJAX.responseHandler);
    });
  });
  $(document).on('change', 'select[name=after_field]', function () {
    checkFirst();
  });
});
/** Handler for "More" dropdown in structure table rows */

AJAX.registerOnload('table/structure.js', function () {
  var windowwidth = $(window).width();

  if (windowwidth > 768) {
    if (!$('#fieldsForm').hasClass('HideStructureActions')) {
      $('.table-structure-actions').width(function () {
        var width = 5;
        $(this).find('li').each(function () {
          width += $(this).outerWidth(true);
        });
        return width;
      });
    }
  }

  $('.jsresponsive').css('max-width', windowwidth - 35 + 'px');
  var tableRows = $('.central_columns');
  $.each(tableRows, function (index, item) {
    if ($(item).hasClass('add_button')) {
      $(item).on('click', function () {
        $('input:checkbox').prop('checked', false);
        $('#checkbox_row_' + (index + 1)).prop('checked', true);
        $('button[value=add_to_central_columns]').trigger('click');
      });
    } else {
      $(item).on('click', function () {
        $('input:checkbox').prop('checked', false);
        $('#checkbox_row_' + (index + 1)).prop('checked', true);
        $('button[value=remove_from_central_columns]').trigger('click');
      });
    }
  });
});