Ghost/ghost/admin/lib/koenig-editor/addon/components/koenig-card-callout.hbs

<KoenigCard
    @class={{concat (kg-style "container-card") " kg-card-callout-container"}}
    @headerOffset={{@headerOffset}}
    @toolbar={{this.toolbar}}
    @payload={{@payload}}
    @isSelected={{@isSelected}}
    @isEditing={{@isEditing}}
    @selectCard={{@selectCard}}
    @deselectCard={{@deselectCard}}
    @editCard={{@editCard}}
    @hasEditMode={{true}}
    @saveCard={{@saveCard}}
    @saveAsSnippet={{@saveAsSnippet}}
    @onLeaveEdit={{this.leaveEditMode}}
    @addParagraphAfterCard={{@addParagraphAfterCard}}
    @moveCursorToPrevSection={{@moveCursorToPrevSection}}
    @moveCursorToNextSection={{@moveCursorToNextSection}}
    @editor={{@editor}}
    {{did-insert this.registerElement}}
    as |card|
>
    {{#if @isEditing}}

        <div class="kg-card-callout kg-card-callout-{{@payload.backgroundColor}}">
            {{#if @payload.calloutEmoji}}
            <div class="kg-callout-emoji" {{on "click" this.changeEmoji}}>{{@payload.calloutEmoji}}</div>
            {{/if}}
            <KoenigBasicHtmlTextarea
                @html={{@payload.calloutText}}
                @placeholder="Callout text..."
                @autofocus={{true}}
                @class="w-100 bn bg-transparent"
                @onChange={{this.setCalloutText}}
                @onFocus={{fn (mut this.isFocused) true}}
                @onBlur={{fn (mut this.isFocused) false}}
                @didCreateEditor={{this.registerEditor}}
            />
            <KoenigSettingsPanel>
                <div class="kg-settings-panel-control kg-settings-panel-control-horizontal">
                    <div class="kg-settings-panel-control-label">Emoji</div>
                    <div class="kg-settings-panel-control-input">
                        <div class="for-switch x-small">
                            <label class="switch" for="has-emoji">
                                <input
                                    type="checkbox"
                                    checked={{@payload.calloutEmoji}}
                                    id="has-emoji"
                                    {{on "click" this.toggleEmoji}}
                                    data-test-has-emoji
                                >
                                <span class="input-toggle-component mt1"></span>
                            </label>
                        </div>
                    </div>
                </div>

                <div class="kg-settings-panel-control">
                    <div class="kg-settings-panel-control-label">Background color</div>
                    <div class="kg-settings-panel-control-input">
                        <div class="kg-callout-palette">
                            {{#each this.backgroundColors as |option| }}
                                <span class="kg-callout-palette-swatch {{if (eq this.selectedBackgroundColor option) "selected-swatch"}}" title={{option.name}} {{on "click" (fn this.setBackgroundColor option)}}>
                                    <div class="kg-callout-palette-swatch-{{option.color}} w-100 h-100 br2"></div>
                                </span>
                            {{/each}}
                        </div>
                    </div>

                </div>
            </KoenigSettingsPanel>
        </div>

    {{else}}

        <div class="kg-card-callout kg-card-callout-{{@payload.backgroundColor}}">
            {{#if @payload.calloutEmoji}}
            <div class="kg-callout-emoji">{{@payload.calloutEmoji}}</div>
            {{/if}}
            <div>{{{@payload.calloutText}}}</div>
        </div>
        <div class="koenig-card-click-overlay"></div>

    {{/if}}
</KoenigCard>