# all files / src/js/lite/ ui.js

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     import renderer from '../base/renderer';
    import TooltipUI from './ui/TooltipUI';
    import DropdownUI from './ui/DropdownUI';
    import ModalUI from './ui/ModalUI';

    const editor = renderer.create('<div class="note-editor note-frame"/>');
    const toolbar = renderer.create('<div class="note-toolbar" role="toolbar"/>');
    const editingArea = renderer.create('<div class="note-editing-area"/>');
    const codable = renderer.create('<textarea class="note-codable" role="textbox" aria-multiline="true"/>');
    const editable = renderer.create('<div class="note-editable" contentEditable="true" role="textbox" aria-multiline="true"/>');
    const statusbar = renderer.create([
      '<output class="note-status-output" role="status" aria-live="polite"/>',
      '<div class="note-statusbar" role="resize">',
      '  <div class="note-resizebar" role="seperator" aria-orientation="horizontal" aria-label="resize">',
      '    <div class="note-icon-bar"/>',
      '    <div class="note-icon-bar"/>',
      '    <div class="note-icon-bar"/>',
      '  </div>',
      '</div>'
    ].join(''));

    const airEditor = renderer.create('<div class="note-editor"/>');
    const airEditable = renderer.create([
      '<div class="note-editable" contentEditable="true" role="textbox" aria-multiline="true"/>',
      '<output class="note-status-output" role="status" aria-live="polite"/>'
    ].join(''));

    const buttonGroup = renderer.create('<div class="note-btn-group">');
    const button = renderer.create('<button type="button" class="note-btn" role="button" tabindex="-1">', function($node, options) {
      // set button type
      if (options && options.tooltip) {
        $node.attr({
          'aria-label': options.tooltip
        });
        $node.data('_lite_tooltip', new TooltipUI($node, {
          title: options.tooltip,
          container: options.container
        }));
      }
      if (options.contents) {
        $node.html(options.contents);
      }

      if (options && options.data && options.data.toggle === 'dropdown') {
        $node.data('_lite_dropdown', new DropdownUI($node, {
          container: options.container
        }));
      }
    });

    const dropdown = renderer.create('<div class="note-dropdown-menu" role="list">', function($node, options) {
      const markup = $.isArray(options.items) ? options.items.map(function(item) {
        const value = (typeof item === 'string') ? item : (item.value || '');
        const content = options.template ? options.template(item) : item;
        const $temp = $('<a class="note-dropdown-item" href="#" data-value="' + value + '" role="listitem" aria-label="' + item + '"></a>');

        $temp.html(content).data('item', item);

        return $temp;
      }) : options.items;

      $node.html(markup).attr({ 'aria-label': options.title });

      $node.on('click', '> .note-dropdown-item', function(e) {
        const $a = $(this);

        const item = $a.data('item');
        const value = $a.data('value');

        if (item.click) {
          item.click($a);
        } else if (options.itemClick) {
          options.itemClick(e, item, value);
        }
      });
    });

    const dropdownCheck = renderer.create('<div class="note-dropdown-menu note-check" role="list">', function($node, options) {
      const markup = $.isArray(options.items) ? options.items.map(function(item) {
        const value = (typeof item === 'string') ? item : (item.value || '');
        const content = options.template ? options.template(item) : item;

        const $temp = $('<a class="note-dropdown-item" href="#" data-value="' + value + '" role="listitem" aria-label="' + item + '"></a>');
        $temp.html([icon(options.checkClassName), ' ', content]).data('item', item);
        return $temp;
      }) : options.items;

      $node.html(markup).attr({ 'aria-label': options.title });

      $node.on('click', '> .note-dropdown-item', function(e) {
        const $a = $(this);

        const item = $a.data('item');
        const value = $a.data('value');

        if (item.click) {
          item.click($a);
        } else if (options.itemClick) {
          options.itemClick(e, item, value);
        }
      });
    });

    const dropdownButtonContents = function(contents, options) {
      return contents + ' ' + icon(options.icons.caret, 'span');
    };

    const dropdownButton = function(opt, callback) {
      return buttonGroup([
        button({
          className: 'dropdown-toggle',
          contents: opt.title + ' ' + icon('note-icon-caret'),
          tooltip: opt.tooltip,
          data: {
            toggle: 'dropdown'
          }
        }),
        dropdown({
          className: opt.className,
          items: opt.items,
          template: opt.template,
          itemClick: opt.itemClick
        })
      ], { callback: callback }).render();
    };

    const dropdownCheckButton = function(opt, callback) {
      return buttonGroup([
        button({
          className: 'dropdown-toggle',
          contents: opt.title + ' ' + icon('note-icon-caret'),
          tooltip: opt.tooltip,
          data: {
            toggle: 'dropdown'
          }
        }),
        dropdownCheck({
          className: opt.className,
          checkClassName: opt.checkClassName,
          items: opt.items,
          template: opt.template,
          itemClick: opt.itemClick
        })
      ], { callback: callback }).render();
    };

    const paragraphDropdownButton = function(opt) {
      return buttonGroup([
        button({
          className: 'dropdown-toggle',
          contents: opt.title + ' ' + icon('note-icon-caret'),
          tooltip: opt.tooltip,
          data: {
            toggle: 'dropdown'
          }
        }),
        dropdown([
          buttonGroup({
            className: 'note-align',
            children: opt.items[0]
          }),
          buttonGroup({
            className: 'note-list',
            children: opt.items[1]
          })
        ])
      ]).render();
    };

    const tableMoveHandler = function(event, col, row) {
      const PX_PER_EM = 18;
      const $picker = $(event.target.parentNode); // target is mousecatcher
      const $dimensionDisplay = $picker.next();
      const $catcher = $picker.find('.note-dimension-picker-mousecatcher');
      const $highlighted = $picker.find('.note-dimension-picker-highlighted');
      const $unhighlighted = $picker.find('.note-dimension-picker-unhighlighted');

      let posOffset;
      // HTML5 with jQuery - e.offsetX is undefined in Firefox
      if (event.offsetX === undefined) {
        const posCatcher = $(event.target).offset();
        posOffset = {
          x: event.pageX - posCatcher.left,
          y: event.pageY - posCatcher.top
        };
      } else {
        posOffset = {
          x: event.offsetX,
          y: event.offsetY
        };
      }

      const dim = {
        c: Math.ceil(posOffset.x / PX_PER_EM) || 1,
        r: Math.ceil(posOffset.y / PX_PER_EM) || 1
      };

      $highlighted.css({ width: dim.c + 'em', height: dim.r + 'em' });
      $catcher.data('value', dim.c + 'x' + dim.r);

      if (dim.c > 3 && dim.c < col) {
        $unhighlighted.css({ width: dim.c + 1 + 'em' });
      }

      if (dim.r > 3 && dim.r < row) {
        $unhighlighted.css({ height: dim.r + 1 + 'em' });
      }

      $dimensionDisplay.html(dim.c + ' x ' + dim.r);
    };

    const tableDropdownButton = function(opt) {
      return buttonGroup([
        button({
          className: 'dropdown-toggle',
          contents: opt.title + ' ' + icon('note-icon-caret'),
          tooltip: opt.tooltip,
          data: {
            toggle: 'dropdown'
          }
        }),
        dropdown({
          className: 'note-table',
          items: [
            '<div class="note-dimension-picker">',
            '  <div class="note-dimension-picker-mousecatcher" data-event="insertTable" data-value="1x1"/>',
            '  <div class="note-dimension-picker-highlighted"/>',
            '  <div class="note-dimension-picker-unhighlighted"/>',
            '</div>',
            '<div class="note-dimension-display">1 x 1</div>'
          ].join('')
        })
      ], {
        callback: function($node) {
          const $catcher = $node.find('.note-dimension-picker-mousecatcher');
          $catcher.css({
            width: opt.col + 'em',
            height: opt.row + 'em'
          })
            .mousedown(opt.itemClick)
            .mousemove(function(e) {
              tableMoveHandler(e, opt.col, opt.row);
            });
        }
      }).render();
    };

    const palette = renderer.create('<div class="note-color-palette"/>', function($node, options) {
      const contents = [];
      for (let row = 0, rowSize = options.colors.length; row < rowSize; row++) {
        const eventName = options.eventName;
        const colors = options.colors[row];
        const colorsName = options.colorsName[row];
        const buttons = [];
        for (let col = 0, colSize = colors.length; col < colSize; col++) {
          const color = colors[col];
          const colorName = colorsName[col];
          buttons.push([
            '<button type="button" class="note-btn note-color-btn"',
            'style="background-color:', color, '" ',
            'data-event="', eventName, '" ',
            'data-value="', color, '" ',
            'title="', colorName, '" ',
            'aria-label="', colorName, '" ',
            'data-toggle="button" tabindex="-1"></button>'
          ].join(''));
        }
        contents.push('<div class="note-color-row">' + buttons.join('') + '</div>');
      }
      $node.html(contents.join(''));

      $node.find('.note-color-btn').each(function() {
        $(this).data('_lite_tooltip', new TooltipUI($(this), {
          container: options.container
        }));
      });
    });

    const colorDropdownButton = function(opt, type) {
      return buttonGroup({
        className: 'note-color',
        children: [
          button({
            className: 'note-current-color-button',
            contents: opt.title,
            tooltip: opt.lang.color.recent,
            click: opt.currentClick,
            callback: function($button) {
              const $recentColor = $button.find('.note-recent-color');

              if (type !== 'foreColor') {
                $recentColor.css('background-color', '#FFFF00');
                $button.attr('data-backColor', '#FFFF00');
              }
            }
          }),
          button({
            className: 'dropdown-toggle',
            contents: icon('note-icon-caret'),
            tooltip: opt.lang.color.more,
            data: {
              toggle: 'dropdown'
            }
          }),
          dropdown({
            items: [
              '<div>',
              '<div class="note-btn-group btn-background-color">',
              '  <div class="note-palette-title">' + opt.lang.color.background + '</div>',
              '  <div>',
              '<button type="button" class="note-color-reset note-btn note-btn-block" ' +
              ' data-event="backColor" data-value="inherit">',
              opt.lang.color.transparent,
              '    </button>',
              '  </div>',
              '  <div class="note-holder" data-event="backColor"/>',
              '  <div class="btn-sm">',
              '    <input type="color" id="html5bcp" class="note-btn btn-default" value="#21104A" style="width:100%;" data-value="cp">',
              '    <button type="button" class="note-color-reset btn" data-event="backColor" data-value="cpbackColor">',
              opt.lang.color.cpSelect,
              '    </button>',
              '  </div>',
              '</div>',
              '<div class="note-btn-group btn-foreground-color">',
              '  <div class="note-palette-title">' + opt.lang.color.foreground + '</div>',
              '  <div>',
              '<button type="button" class="note-color-reset note-btn note-btn-block" ' +
              ' data-event="removeFormat" data-value="foreColor">',
              opt.lang.color.resetToDefault,
              '    </button>',
              '  </div>',
              '  <div class="note-holder" data-event="foreColor"/>',
              '  <div class="btn-sm">',
              '    <input type="color" id="html5fcp" class="note-btn btn-default" value="#21104A" style="width:100%;" data-value="cp">',
              '    <button type="button" class="note-color-reset btn" data-event="foreColor" data-value="cpforeColor">',
              opt.lang.color.cpSelect,
              '    </button>',
              '  </div>',
              '</div>',
              '</div>'
            ].join(''),
            callback: function($dropdown) {
              $dropdown.find('.note-holder').each(function() {
                const $holder = $(this);
                $holder.append(palette({
                  colors: opt.colors,
                  eventName: $holder.data('event')
                }).render());
              });

              if (type === 'fore') {
                $dropdown.find('.btn-background-color').hide();
                $dropdown.css({ 'min-width': '210px' });
              } else if (type === 'back') {
                $dropdown.find('.btn-foreground-color').hide();
                $dropdown.css({ 'min-width': '210px' });
              }
            },
            click: function(event) {
              const $button = $(event.target);
              const eventName = $button.data('event');
              let value = $button.data('value');
              const foreinput = document.getElementById('html5fcp').value;
              const backinput = document.getElementById('html5bcp').value;
              if (value === 'cp') {
                event.stopPropagation();
              } else if (value === 'cpbackColor') {
                value = backinput;
              } else if (value === 'cpforeColor') {
                value = foreinput;
              }

              if (eventName && value) {
                const key = eventName === 'backColor' ? 'background-color' : 'color';
                const $color = $button.closest('.note-color').find('.note-recent-color');
                const $currentButton = $button.closest('.note-color').find('.note-current-color-button');

                $color.css(key, value);
                $currentButton.attr('data-' + eventName, value);

                if (type === 'fore') {
                  opt.itemClick('foreColor', value);
                } else if (type === 'back') {
                  opt.itemClick('backColor', value);
                } else {
                  opt.itemClick(eventName, value);
                }
              }
            }
          })
        ]
      }).render();
    };

    const dialog = renderer.create('<div class="note-modal" aria-hidden="false" tabindex="-1" role="dialog"/>', function($node, options) {
      if (options.fade) {
        $node.addClass('fade');
      }
      $node.attr({
        'aria-label': options.title
      });
      $node.html([
        '  <div class="note-modal-content">',
        (options.title
          ? '    <div class="note-modal-header">' +
        '      <button type="button" class="close" aria-label="Close" aria-hidden="true"><i class="note-icon-close"></i></button>' +
        '      <h4 class="note-modal-title">' + options.title + '</h4>' +
        '    </div>' : ''
        ),
        '    <div class="note-modal-body">' + options.body + '</div>',
        (options.footer
          ? '    <div class="note-modal-footer">' + options.footer + '</div>' : ''
        ),
        '  </div>'
      ].join(''));

      $node.data('modal', new ModalUI($node, options));
    });

    const videoDialog = function(opt) {
      const body = '<div class="note-form-group">' +
        '<label class="note-form-label">' +
        opt.lang.video.url + ' <small class="text-muted">' +
        opt.lang.video.providers + '</small>' +
        '</label>' +
        '<input class="note-video-url note-input" type="text" />' +
        '</div>';
      const footer = [
        '<button type="button" href="#" class="note-btn note-btn-primary note-video-btn disabled" disabled>',
        opt.lang.video.insert,
        '</button>'
      ].join('');

      return dialog({
        title: opt.lang.video.insert,
        fade: opt.fade,
        body: body,
        footer: footer
      }).render();
    };

    const imageDialog = function(opt) {
      const body = '<div class="note-form-group note-group-select-from-files">' +
        '<label class="note-form-label">' + opt.lang.image.selectFromFiles + '</label>' +
        '<input class="note-note-image-input note-input" type="file" name="files" accept="image/*" multiple="multiple" />' +
        opt.imageLimitation +
        '</div>' +
        '<div class="note-form-group" style="overflow:auto;">' +
        '<label class="note-form-label">' + opt.lang.image.url + '</label>' +
        '<input class="note-image-url note-input" type="text" />' +
        '</div>';
      const footer = [
        '<button href="#" type="button" class="note-btn note-btn-primary note-btn-large note-image-btn disabled" disabled>',
        opt.lang.image.insert,
        '</button>'
      ].join('');

      return dialog({
        title: opt.lang.image.insert,
        fade: opt.fade,
        body: body,
        footer: footer
      }).render();
    };

    const linkDialog = function(opt) {
      const body = '<div class="note-form-group">' +
        '<label class="note-form-label">' + opt.lang.link.textToDisplay + '</label>' +
        '<input class="note-link-text note-input" type="text" />' +
        '</div>' +
        '<div class="note-form-group">' +
        '<label class="note-form-label">' + opt.lang.link.url + '</label>' +
        '<input class="note-link-url note-input" type="text" value="http://" />' +
        '</div>' +
        (!opt.disableLinkTarget
          ? '<div class="checkbox">' +
          '<label>' + '<input type="checkbox" checked> ' + opt.lang.link.openInNewWindow + '</label>' +
          '</div>' : ''
        );
      const footer = [
        '<button href="#" type="button" class="note-btn note-btn-primary note-link-btn disabled" disabled>',
        opt.lang.link.insert,
        '</button>'
      ].join('');

      return dialog({
        className: 'link-dialog',
        title: opt.lang.link.insert,
        fade: opt.fade,
        body: body,
        footer: footer
      }).render();
    };

    const popover = renderer.create([
      '<div class="note-popover bottom">',
      '  <div class="note-popover-arrow"/>',
      '  <div class="popover-content note-children-container"/>',
      '</div>'
    ].join(''), function($node, options) {
      const direction = typeof options.direction !== 'undefined' ? options.direction : 'bottom';

      $node.addClass(direction).hide();

      if (options.hideArrow) {
        $node.find('.note-popover-arrow').hide();
      }
    });

    const checkbox = renderer.create('<div class="checkbox"></div>', function($node, options) {
      $node.html([
        '<label' + (options.id ? ' for="' + options.id + '"' : '') + '>',
        ' <input role="checkbox" type="checkbox"' + (options.id ? ' id="' + options.id + '"' : ''),
        (options.checked ? ' checked' : ''),
        ' aria-checked="' + (options.checked ? 'true' : 'false') + '"/>',
        (options.text ? options.text : ''),
        '</label>'
      ].join(''));
    });

    const icon = function(iconClassName, tagName) {
      tagName = tagName || 'i';
      return '<' + tagName + ' class="' + iconClassName + '"/>';
    };

    const ui = {
      editor: editor,
      toolbar: toolbar,
      editingArea: editingArea,
      codable: codable,
      editable: editable,
      statusbar: statusbar,
      airEditor: airEditor,
      airEditable: airEditable,
      buttonGroup: buttonGroup,
      button: button,
      dropdown: dropdown,
      dropdownCheck: dropdownCheck,
      dropdownButton: dropdownButton,
      dropdownButtonContents: dropdownButtonContents,
      dropdownCheckButton: dropdownCheckButton,
      paragraphDropdownButton: paragraphDropdownButton,
      tableDropdownButton: tableDropdownButton,
      colorDropdownButton: colorDropdownButton,
      palette: palette,
      dialog: dialog,
      videoDialog: videoDialog,
      imageDialog: imageDialog,
      linkDialog: linkDialog,
      popover: popover,
      checkbox: checkbox,
      icon: icon,

      toggleBtn: function($btn, isEnable) {
        $btn.toggleClass('disabled', !isEnable);
        $btn.attr('disabled', !isEnable);
      },

      toggleBtnActive: function($btn, isActive) {
        $btn.toggleClass('active', isActive);
      },

      check: function($dom, value) {
        $dom.find('.checked').removeClass('checked');
        $dom.find('[data-value="' + value + '"]').addClass('checked');
      },

      onDialogShown: function($dialog, handler) {
        $dialog.one('note.modal.show', handler);
      },

      onDialogHidden: function($dialog, handler) {
        $dialog.one('note.modal.hide', handler);
      },

      showDialog: function($dialog) {
        $dialog.data('modal').show();
      },

      hideDialog: function($dialog) {
        $dialog.data('modal').hide();
      },

      /**
       * get popover content area
       *
       * @param $popover
       * @returns {*}
       */
      getPopoverContent: function($popover) {
        return $popover.find('.note-popover-content');
      },

      /**
       * get dialog's body area
       *
       * @param $dialog
       * @returns {*}
       */
      getDialogBody: function($dialog) {
        return $dialog.find('.note-modal-body');
      },

      createLayout: function($note, options) {
        const $editor = (options.airMode ? ui.airEditor([
          ui.editingArea([
            ui.airEditable()
          ])
        ]) : ui.editor([
          ui.toolbar(),
          ui.editingArea([
            ui.codable(),
            ui.editable()
          ]),
          ui.statusbar()
        ])).render();

        $editor.insertAfter($note);

        return {
          note: $note,
          editor: $editor,
          toolbar: $editor.find('.note-toolbar'),
          editingArea: $editor.find('.note-editing-area'),
          editable: $editor.find('.note-editable'),
          codable: $editor.find('.note-codable'),
          statusbar: $editor.find('.note-statusbar')
        };
      },

      removeLayout: function($note, layoutInfo) {
        $note.html(layoutInfo.editable.html());
        layoutInfo.editor.remove();
        $note.off('summernote'); // remove summernote custom event
        $note.show();
      }
    };

    export default ui;