Code coverage report for src/js/base/module/LinkDialog.js

# all files / src/js/base/module/ LinkDialog.js

70.13% Statements 54/77
40% Branches 8/20
52.63% Functions 10/19
70.13% Lines 54/77

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     import $ from 'jquery';
    import env from '../core/env';
    import key from '../core/key';
    import func from '../core/func';

    export default class LinkDialog {
      constructor(context) {
        this.context = context;

        this.ui = $.summernote.ui;
        this.$body = $(document.body);
        this.$editor = context.layoutInfo.editor;
        this.options = context.options;
        this.lang = this.options.langInfo;

        context.memo('help.linkDialog.show', this.options.langInfo.help['linkDialog.show']);
      }

      initialize() {
        const $container = this.options.dialogsInBody ? this.$body : this.$editor;

        const body = [
          '<div class="form-group note-form-group">',
          `<label class="note-form-label">${this.lang.link.textToDisplay}</label>`,
          '<input class="note-link-text form-control note-form-control note-input" type="text" />',
          '</div>',
          '<div class="form-group note-form-group">',
          `<label class="note-form-label">${this.lang.link.url}</label>`,
          '<input class="note-link-url form-control note-form-control note-input" type="text" value="http://" />',
          '</div>',
          !this.options.disableLinkTarget
            ? $('<div/>').append(this.ui.checkbox({
              className: 'sn-checkbox-open-in-new-window',
              text: this.lang.link.openInNewWindow,
              checked: true,
            }).render()).html()
            : '',
        ].join('');

        const buttonClass = 'btn btn-primary note-btn note-btn-primary note-link-btn';
        const footer = `<input type="button" href="#" class="${buttonClass}" value="${this.lang.link.insert}" disabled>`;

        this.$dialog = this.ui.dialog({
          className: 'link-dialog',
          title: this.lang.link.insert,
          fade: this.options.dialogsFade,
          body: body,
          footer: footer,
        }).render().appendTo($container);
      }

      destroy() {
        this.ui.hideDialog(this.$dialog);
        this.$dialog.remove();
      }

      bindEnterKey($input, $btn) {
        $input.on('keypress', (event) => {
          if (event.keyCode === key.code.ENTER) {
            event.preventDefault();
            $btn.trigger('click');
          }
        });
      }

      /**
       * toggle update button
       */
      toggleLinkBtn($linkBtn, $linkText, $linkUrl) {
        this.ui.toggleBtn($linkBtn, $linkText.val() && $linkUrl.val());
      }

      /**
       * Show link dialog and set event handlers on dialog controls.
       *
       * @param {Object} linkInfo
       * @return {Promise}
       */
      showLinkDialog(linkInfo) {
        return $.Deferred((deferred) => {
          const $linkText = this.$dialog.find('.note-link-text');
          const $linkUrl = this.$dialog.find('.note-link-url');
          const $linkBtn = this.$dialog.find('.note-link-btn');
          const $openInNewWindow = this.$dialog
            .find('.sn-checkbox-open-in-new-window input[type=checkbox]');

          this.ui.onDialogShown(this.$dialog, () => {
            this.context.triggerEvent('dialog.shown');

            // if no url was given and given text is valid URL then copy that into URL Field
            Iif (!linkInfo.url && func.isValidUrl(linkInfo.text)) {
              linkInfo.url = linkInfo.text;
            }

            $linkText.val(linkInfo.text);

            const handleLinkTextUpdate = () => {
              this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
              // if linktext was modified by keyup,
              // stop cloning text from linkUrl
              linkInfo.text = $linkText.val();
            };

            $linkText.on('input', handleLinkTextUpdate).on('paste', () => {
              setTimeout(handleLinkTextUpdate, 0);
            });

            const handleLinkUrlUpdate = () => {
              this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
              // display same link on `Text to display` input
              // when create a new link
              if (!linkInfo.text) {
                $linkText.val($linkUrl.val());
              }
            };

            $linkUrl.on('input', handleLinkUrlUpdate).on('paste', () => {
              setTimeout(handleLinkUrlUpdate, 0);
            }).val(linkInfo.url);

            Iif (!env.isSupportTouch) {
              $linkUrl.trigger('focus');
            }

            this.toggleLinkBtn($linkBtn, $linkText, $linkUrl);
            this.bindEnterKey($linkUrl, $linkBtn);
            this.bindEnterKey($linkText, $linkBtn);

            const isNewWindowChecked = linkInfo.isNewWindow !== undefined
              ? linkInfo.isNewWindow : this.context.options.linkTargetBlank;

            $openInNewWindow.prop('checked', isNewWindowChecked);

            $linkBtn.one('click', (event) => {
              event.preventDefault();

              deferred.resolve({
                range: linkInfo.range,
                url: $linkUrl.val(),
                text: $linkText.val(),
                isNewWindow: $openInNewWindow.is(':checked'),
              });
              this.ui.hideDialog(this.$dialog);
            });
          });

          this.ui.onDialogHidden(this.$dialog, () => {
            // detach events
            $linkText.off('input paste keypress');
            $linkUrl.off('input paste keypress');
            $linkBtn.off('click');

            if (deferred.state() === 'pending') {
              deferred.reject();
            }
          });

          this.ui.showDialog(this.$dialog);
        }).promise();
      }

      /**
       * @param {Object} layoutInfo
       */
      show() {
        const linkInfo = this.context.invoke('editor.getLinkInfo');

        this.context.invoke('editor.saveRange');
        this.showLinkDialog(linkInfo).then((linkInfo) => {
          this.context.invoke('editor.restoreRange');
          this.context.invoke('editor.createLink', linkInfo);
        }).fail(() => {
          this.context.invoke('editor.restoreRange');
        });
      }
    }