feat(editor): block comment extension (#12980)

#### PR Dependency Tree


* **PR #12980** 👈

This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)

blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/configs/toolbar.ts

@@ -11,6 +11,7 @@ import {
 } from '@blocksuite/affine-shared/consts';
 import {
   ActionPlacement,
+  blockCommentToolbarButton,
   DocDisplayMetaProvider,
   EditorSettingProvider,
   type LinkEventType,
@@ -305,6 +306,10 @@ const builtinToolbarConfig = {
       },
     } satisfies ToolbarActionGroup<ToolbarAction>,
     captionAction,
+    {
+      id: 'e.comment',
+      ...blockCommentToolbarButton,
+    },
     {
       placement: ActionPlacement.More,
       id: 'a.clipboard',

blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/embed-linked-doc-block.ts

@@ -338,6 +338,7 @@ export class EmbedLinkedDocBlockComponent extends EmbedBlockComponent<EmbedLinke
       'note-empty': this.isNoteContentEmpty,
       'in-canvas': inCanvas,
       [this._cardStyle]: true,
+      'comment-highlighted': this.isCommentHighlighted,
     });
 
     const theme = this.std.get(ThemeProvider).theme;

blocksuite/affine/blocks/embed-doc/src/embed-linked-doc-block/styles.ts

@@ -15,6 +15,10 @@ export const styles = css`
     position: relative;
   }
 
+  .affine-embed-linked-doc-block.comment-highlighted {
+    outline: 2px solid ${unsafeCSSVarV2('block/comment/highlightUnderline')};
+  }
+
   .affine-embed-linked-doc-block.in-canvas {
     border: 1px solid ${unsafeCSSVarV2('layer/insideBorder/border')};
     background: ${unsafeCSSVarV2('layer/background/linkedDocOnEdgeless')};

blocksuite/affine/blocks/embed-doc/src/embed-synced-doc-block/configs/toolbar.ts

@@ -16,6 +16,7 @@ import {
 import { REFERENCE_NODE } from '@blocksuite/affine-shared/consts';
 import {
   ActionPlacement,
+  blockCommentToolbarButton,
   EditorSettingProvider,
   type LinkEventType,
   type OpenDocMode,
@@ -225,6 +226,10 @@ const builtinToolbarConfig = {
     openDocActionGroup,
     conversionsActionGroup,
     captionAction,
+    {
+      id: 'e.comment',
+      ...blockCommentToolbarButton,
+    },
     {
       placement: ActionPlacement.More,
       id: 'a.clipboard',

blocksuite/affine/blocks/embed-doc/src/embed-synced-doc-block/embed-synced-doc-block.ts

@@ -232,6 +232,7 @@ export class EmbedSyncedDocBlockComponent extends EmbedBlockComponent<EmbedSynce
             surface: false,
             selected: this.selected$.value,
             'show-hover-border': true,
+            'comment-highlighted': this.isCommentHighlighted,
           })}
           @click=${this._handleClick}
           style=${containerStyleMap}

blocksuite/affine/blocks/embed-doc/src/embed-synced-doc-block/styles.ts

@@ -57,6 +57,9 @@ export const blockStyles = css`
     border-radius: 8px;
     overflow: hidden;
   }
+  .affine-embed-synced-doc-container.comment-highlighted {
+    outline: 2px solid ${unsafeCSSVarV2('block/comment/highlightUnderline')};
+  }
   .affine-embed-synced-doc-container.show-hover-border:hover {
     border-color: var(--affine-border-color);
   }