expand matching user/instance in DynamicNote

packages/frontend/src/components/DynamicNote.vue

@@ -14,7 +14,7 @@ Displays a note with either Misskey or Sharkey style, based on user preference.
 	:withHardMute="withHardMute"
 	@reaction="emoji => emit('reaction', emoji)"
 	@removeReaction="emoji => emit('removeReaction', emoji)"
-	@expandMute="n => emit('expandMute', n)"
+	@expandMute="n => onExpandNote(n)"
 />
 </template>
 
@@ -25,6 +25,8 @@ import type { ComponentExposed } from 'vue-component-type-helpers';
 import type MkNote from '@/components/MkNote.vue';
 import type SkNote from '@/components/SkNote.vue';
 import { prefer } from '@/preferences';
+import { deepAssign } from '@/utility/merge';
+import { useMuteOverrides } from '@/utility/check-word-mute';
 
 const XNote = defineAsyncComponent(() =>
 	prefer.s.noteDesign === 'misskey'
@@ -32,10 +34,11 @@ const XNote = defineAsyncComponent(() =>
 		: import('@/components/SkNote.vue'));
 
 const rootEl = useTemplateRef<ComponentExposed<typeof MkNote | typeof SkNote>>('rootEl');
+const muteOverrides = useMuteOverrides();
 
 defineExpose({ rootEl });
 
-defineProps<{
+const props = defineProps<{
 	note: Misskey.entities.Note;
 	pinned?: boolean;
 	mock?: boolean;
@@ -47,4 +50,24 @@ const emit = defineEmits<{
 	(ev: 'removeReaction', emoji: string): void;
 	(ev: 'expandMute', note: Misskey.entities.Note): void;
 }>();
+
+function onExpandNote(note: Misskey.entities.Note) {
+	// Expand the user/instance CW for matching subthread (and the inline reply/renote view)
+	if (note.id === props.note.id) {
+		deepAssign(muteOverrides, {
+			user: {
+				[note.user.id]: {
+					userMandatoryCW: null,
+				},
+			},
+			instance: {
+				[note.user.host ?? '']: {
+					instanceMandatoryCW: null,
+				},
+			},
+		});
+	}
+
+	emit('expandMute', note);
+}
 </script>