Make library hide/reveal instant instead of rewriting the whole catalog.

Co-authored-by: Cursor <cursoragent@cursor.com>

pages/library.vue

@@ -215,6 +215,7 @@
               v-else-if="focused.kind === 'still' && previewStillSrc"
               :src="previewStillSrc"
               alt=""
+              decoding="async"
               class="aspect-video w-full object-contain"
             >
             <img
@@ -236,7 +237,7 @@
               class="absolute right-2 top-2 z-30 flex h-8 w-8 items-center justify-center rounded-full border border-white/20 bg-black/60 text-zinc-100 hover:border-amber-300/50 hover:text-amber-100"
               :title="detailsHidden ? 'Show preview' : 'Hide preview'"
               :aria-label="detailsHidden ? 'Show preview' : 'Hide preview'"
-              @click.stop="detailsHidden = !detailsHidden"
+              @click.stop="toggleFocusedHidden"
             >
               <svg v-if="detailsHidden" class="h-4 w-4" viewBox="0 0 24 24" fill="none" aria-hidden="true">
                 <path d="M3 3l18 18" stroke="currentColor" stroke-width="2" stroke-linecap="round" />
@@ -410,6 +411,8 @@ const renameInput = ref<HTMLInputElement | null>(null)
 const deleteBusy = ref(false)
 const detailsHidden = ref(false)
 const revealAll = ref(false)
+const hidingFocused = ref(false)
+const forceHiddenIds = ref<string[]>([])
 const pendingDelete = ref<{ title: string; name: string; detail?: string; consequence: string; keys: string[] } | null>(null)
 const keepingInputBusy = ref(false)
 const toasts = ref<Array<{ id: number; message: string }>>([])
@@ -488,7 +491,7 @@ const previewVideo = computed(() => {
 const previewStillSrc = computed(() => {
   if (focused.value?.kind !== 'still' || !focused.value.stillGroup) return ''
   const id = focusedPartId.value || focused.value.stillGroup.head.id
-  return `/api/library/stills/${id}`
+  return `/api/library/stills/${id}?thumb=1`
 })
 const focusedParts = computed(() => {
   if (focused.value?.kind === 'clip') return focused.value.group?.parts || []
@@ -545,7 +548,25 @@ function toast(message: string) {
 }
 
 function applyLibrary(data: unknown) {
-  const payload = (data || {}) as { folders?: LibraryFolder[]; clips?: LibraryClip[]; stills?: LibraryStill[] }
+  const payload = (data || {}) as {
+    id?: string
+    hideInput?: boolean
+    hideThumbnail?: boolean
+    folders?: LibraryFolder[]
+    clips?: LibraryClip[]
+    stills?: LibraryStill[]
+  }
+  if (payload.id && !payload.folders && !payload.clips && !payload.stills) {
+    if (typeof payload.hideInput === 'boolean') {
+      const still = stills.value.find(item => item.id === payload.id)
+      if (still) still.hideInput = payload.hideInput
+    }
+    if (typeof payload.hideThumbnail === 'boolean') {
+      const clip = clips.value.find(item => item.id === payload.id)
+      if (clip) clip.hideThumbnail = payload.hideThumbnail
+    }
+    return
+  }
   folders.value = payload.folders || []
   clips.value = payload.clips || []
   stills.value = payload.stills || []
@@ -585,6 +606,8 @@ function itemHidden(entry: LibraryEntry) {
 }
 
 function thumbHidden(entry: LibraryEntry) {
+  const id = entry.kind === 'clip' ? entry.group?.head.id : entry.stillGroup?.head.id
+  if (id && forceHiddenIds.value.includes(id)) return true
   return itemHidden(entry) && !revealAll.value
 }
 
@@ -592,11 +615,46 @@ const hasHiddenThumbs = computed(() => entries.value.some(entry => itemHidden(en
 
 function toggleRevealAll() {
   revealAll.value = !revealAll.value
+  forceHiddenIds.value = []
   if (focused.value && itemHidden(focused.value)) {
     detailsHidden.value = !revealAll.value
   }
 }
 
+async function toggleFocusedHidden() {
+  const entry = focused.value
+  if (!entry || hidingFocused.value) return
+  const hide = !detailsHidden.value
+  detailsHidden.value = hide
+  const id = entry.kind === 'clip'
+    ? (focusedPartId.value || entry.group?.head.id || '')
+    : (focusedStill.value?.id || '')
+  if (hide && revealAll.value && id && !forceHiddenIds.value.includes(id)) {
+    forceHiddenIds.value = [...forceHiddenIds.value, id]
+  } else if (!hide && id) {
+    forceHiddenIds.value = forceHiddenIds.value.filter(item => item !== id)
+  }
+  hidingFocused.value = true
+  try {
+    if (entry.kind === 'clip' && entry.group) {
+      const id = focusedPartId.value || entry.group.head.id
+      const clip = clips.value.find(item => item.id === id)
+      if (clip) clip.hideThumbnail = hide
+      applyLibrary(await $fetch(`/api/library/clips/${id}`, { method: 'PATCH', body: { hideThumbnail: hide } }))
+    } else if (focusedStill.value) {
+      const id = focusedStill.value.id
+      const still = stills.value.find(item => item.id === id)
+      if (still) still.hideInput = hide
+      applyLibrary(await $fetch(`/api/library/stills/${id}`, { method: 'PATCH', body: { hideInput: hide } }))
+    }
+  } catch (error: any) {
+    detailsHidden.value = !hide
+    toast(error?.data?.statusMessage || 'Could not update thumbnail')
+  } finally {
+    hidingFocused.value = false
+  }
+}
+
 function thumbSrc(entry: LibraryEntry) {
   if (entry.kind === 'clip' && entry.group?.head.hasThumbnail) return `/api/library/clips/${entry.group.head.id}/thumb`
   if (entry.stillGroup) return `/api/library/stills/${entry.stillGroup.head.id}?thumb=1`