Improved selection toolbar UX.

frontend/src/components/HeaderSelected.vue

@@ -1,6 +1,19 @@
 <template>
   <div class="selection-bar" v-if="store.selected.size">
-    <p class="select-text">{{ store.selected.size }} selected</p>
+    <div class="select-info">
+      <template v-if="selectionDisplay.folders.length <= 5">
+        <span class="select-folders">
+          <template v-for="(folder, i) in selectionDisplay.folders" :key="folder.path">
+            <span v-if="i > 0" class="folder-sep">, </span>
+            <a :href="'/#/' + folder.path" class="folder-link" @click.prevent="navigateTo(folder.path)">{{ folder.name }}</a>
+          </template>
+        </span>
+      </template>
+      <template v-else>
+        <span class="select-count">{{ store.selected.size }} items from {{ selectionDisplay.numFolders }} folders</span>
+      </template>
+    </div>
+    <span class="select-size">{{ selectionDisplay.size }}</span>
     <DownloadButton />
     <SvgButton name="copy" tooltip="Copy here" @click="op('cp', dst)" />
     <SvgButton name="paste" tooltip="Move here" @click="op('mv', dst)" />
@@ -11,7 +24,7 @@
       @mouseenter="unselectTooltip?.startHover"
       @mousemove="unselectTooltip?.updatePosition"
       @mouseleave="unselectTooltip?.endHover"
-    >❌<CursorTooltip ref="unselectTooltip" text="Unselect all">Unselect all</CursorTooltip></button>
+    >✖ selection</button>
   </div>
 </template>
 
@@ -19,7 +32,9 @@
 import {connect, controlUrl} from '@/repositories/WS'
 import { useMainStore } from '@/stores/main'
 import { computed, ref } from 'vue'
+import { formatSize } from '@/utils'
 import CursorTooltip from './CursorTooltip.vue'
+import router from '@/router'
 
 const unselectTooltip = ref<InstanceType<typeof CursorTooltip> | null>(null)
 
@@ -29,6 +44,77 @@ const props = defineProps({
 })
 
 const dst = computed(() => props.path!.join('/'))
+
+const navigateTo = (path: string) => {
+  router.push('/' + path)
+}
+
+// Truncate long names to reasonable length
+const truncateName = (name: string, maxLen = 20): string => {
+  if (name.length <= maxLen) return name
+  return name.slice(0, maxLen - 1) + '…'
+}
+
+interface FolderInfo {
+  name: string
+  path: string
+  count: number
+}
+
+interface SelectionDisplay {
+  folders: FolderInfo[]
+  numFolders: number
+  size: string
+}
+
+const selectionDisplay = computed<SelectionDisplay>(() => {
+  const sel = store.selectedFiles
+
+  // Calculate total size
+  const totalSize = sel.keys.reduce((sum, key) => {
+    const doc = sel.docs[key]
+    return sum + (doc ? doc.size : 0)
+  }, 0)
+  const sizeStr = formatSize(totalSize)
+
+  // Group by folder location, storing file names
+  const folderGroups = new Map<string, string[]>()
+  for (const key of sel.keys) {
+    const doc = sel.docs[key]
+    if (!doc) continue
+    const loc = doc.loc || ''
+    if (!folderGroups.has(loc)) folderGroups.set(loc, [])
+    folderGroups.get(loc)!.push(doc.name)
+  }
+
+  const numFolders = folderGroups.size
+
+  const folders = Array.from(folderGroups.entries())
+    .sort((a, b) => a[0].localeCompare(b[0]))
+    .map(([loc, names]) => {
+      const count = names.length
+      // For single file, display truncated filename; for multiple, display folder name with count
+      let displayName: string
+      if (count === 1) {
+        displayName = truncateName(names[0]!)
+      } else {
+        const folderName = loc ? loc.split('/').pop()! : (store.server.name || 'Root')
+        displayName = `${truncateName(folderName)} (${count})`
+      }
+      return {
+        name: displayName,
+        path: loc,
+        count
+      }
+    })
+
+  return {
+    folders,
+    numFolders,
+    size: sizeStr
+  }
+})
+
 const op = (opName: string, dst?: string) => {
   const sel = store.selectedFiles
   const paths = sel.keys.map(key => {
@@ -80,13 +166,46 @@ const op = (opName: string, dst?: string) => {
   background: transparent;
   color: var(--header-color);
   font-size: var(--header-font-size);
+  gap: 0.3em;
+  flex-wrap: nowrap;
+  max-width: 100%;
 }
-.select-text {
+.select-info {
   color: var(--accent-color);
   white-space: nowrap;
   overflow: hidden;
   text-overflow: ellipsis;
   margin: 0;
-  padding-right: 0.5em;
+  flex-shrink: 1;
+  min-width: 0;
+}
+.select-count {
+  font-weight: 500;
+}
+.select-folders {
+  display: inline;
+}
+.folder-link,
+.folder-link:link,
+.folder-link:visited,
+.folder-link:active {
+  color: var(--accent-color);
+  text-decoration: none;
+  cursor: pointer;
+}
+.folder-link:hover {
+  text-decoration: underline;
+  color: var(--accent-color);
+}
+.folder-sep {
+  color: var(--header-color);
+  opacity: 0.6;
+}
+.select-size {
+  color: var(--header-color);
+  opacity: 0.8;
+  font-family: 'Roboto Mono', monospace;
+  font-size: 0.9em;
+  margin-left: 0.5em;
 }
 </style>