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

<KoenigCard
    @tagName="figure"
    @class={{concat (kg-style "media-card") " " (kg-style "breakout" size=this.payload.cardWidth) " flex flex-column"}}
    @isSelected={{this.isSelected}}
    @isEditing={{this.isEditing}}
    @selectCard={{action this.selectCard}}
    @deselectCard={{action this.deselectCard}}
    @editCard={{action this.editCard}}
    @toolbar={{this.toolbar}}
    @hasEditMode={{false}}
    @addParagraphAfterCard={{this.addParagraphAfterCard}}
    @moveCursorToPrevSection={{this.moveCursorToPrevSection}}
    @moveCursorToNextSection={{this.moveCursorToNextSection}}
    @editor={{this.editor}}
    as |card|
>
    <GhUploader
        @files={{this.files}}
        @accept={{this.imageMimeTypes}}
        @extensions={{this.imageExtensions}}
        @onStart={{action "setPreviewSrc"}}
        @onComplete={{action "updateSrc"}}
        @onFailed={{action "resetSrcs"}}
        as |uploader|
    >
        <div class="relative{{unless (or this.previewSrc this.payload.src) " bg-whitegrey-l2"}}">
            {{#if (or this.previewSrc this.payload.src)}}
                <img src={{or this.previewSrc this.payload.src}} class="{{kg-style this.kgImgStyle sidebar=this.ui.hasSideNav}}" alt={{this.payload.alt}}>
                {{#if this.isDraggedOver}}
                    <div class="absolute absolute--fill flex items-center bg-black-60 pe-none">
                        <span class="db center sans-serif fw7 f7 white">
                            Drop to replace image
                        </span>
                    </div>
                {{/if}}
            {{/if}}

            {{#if (or uploader.errors uploader.isUploading (not this.payload.src))}}
                <div class="relative miw-100 flex items-center {{if (not this.previewSrc this.payload.src) "kg-media-placeholder ba b--whitegrey" "absolute absolute--fill bg-white-50"}}">
                    {{#if uploader.errors}}
                        <span class="db absolute top-0 right-0 left-0 pl2 pr2 bg-red white sans-serif f7">
                            {{uploader.errors.firstObject.message}}
                        </span>
                    {{/if}}

                    {{#if this.isDraggedOver}}
                        <span class="db center sans-serif fw7 f7 middarkgrey">
                            Drop it like it's hot 🔥
                        </span>
                    {{else if uploader.isUploading}}
                        {{uploader.progressBar}}
                    {{else if (not this.previewSrc this.payload.src)}}
                        <button class="flex flex-column items-center center sans-serif fw4 f7 middarkgrey pa16 pt14 pb14 kg-image-button" onclick={{action "triggerFileDialog"}}>
                            {{svg-jar this.placeholder class="kg-placeholder-image"}}
                            <span class="mt2 midgrey">Click to select an image</span>
                        </button>
                    {{/if}}
                </div>
            {{/if}}
        </div>

        <div style="display:none">
            <GhFileInput @multiple={{false}} @action={{uploader.setFiles}} @accept={{this.imageMimeTypes}} />
        </div>
    </GhUploader>

    {{#if (or this.isSelected (clean-basic-html this.payload.caption))}}
        {{#if this.isEditingAlt}}
            <card.AltInput
                @alt={{this.payload.alt}}
                @update={{this.updateAlt}}
                @placeholder="Type alt text for image (optional)" />
        {{else}}
            <card.CaptionInput
                @caption={{this.payload.caption}}
                @update={{this.updateCaption}}
                @placeholder="Type caption for image (optional)" />
        {{/if}}

        {{#if this.isSelected}}
            <button
                title="Toggle between editing alt text and caption"
                class="absolute right-0 bottom-0 ma2 pl1 pr1 ba br3 f8 sans-serif fw4 lh-title tracked-2 {{if this.isEditingAlt "bg-blue b--blue white" "bg-white b--midlightgrey midlightgrey"}}"
                {{on "click" this.toggleAltEditing passive=true}}
            >
                Alt
            </button>
        {{/if}}
    {{/if}}

    {{#if this.imageSelector}}
        {{component this.imageSelector
            searchTerm=this.payload.searchTerm
            select=(action "selectFromImageSelector")
            close=(action "closeImageSelector")}}
    {{/if}}
</KoenigCard>