Multiple file downloads via Filesystem API, and other tuning.

cista-front/components.d.ts

@@ -12,6 +12,7 @@ declare module 'vue' {
     FileRenameInput: typeof import('./src/components/FileRenameInput.vue')['default']
     FileViewer: typeof import('./src/components/FileViewer.vue')['default']
     HeaderMain: typeof import('./src/components/HeaderMain.vue')['default']
+    HeaderSelected: typeof import('./src/components/HeaderSelected.vue')['default']
     LoginModal: typeof import('./src/components/LoginModal.vue')['default']
     ModalDialog: typeof import('./src/components/ModalDialog.vue')['default']
     NotificationLoading: typeof import('./src/components/NotificationLoading.vue')['default']

cista-front/src/App.vue

@@ -52,7 +52,7 @@ let vert = 0
 let vertInterval: any = null
 const globalShortcutHandler = (event: KeyboardEvent) => {
   if (event.repeat) return
-  console.log("key pressed", event)
+  //console.log("key pressed", event)
   const c = documentStore.fileExplorer.isCursor
   const keyup = event.type === "keyup"
   // For up/down implement custom fast repeat

cista-front/src/assets/main.css

@@ -30,6 +30,12 @@
   html {
     font-size: 1.5rem;
   }
+  header .buttons:has(input[type=search]) > div {
+    display: none;
+  }
+  header .buttons > div:has(input[type=search]) {
+    display: inherit;
+  }
 }
 @media screen and (min-width: 1400px) and (--webkit-min-device-pixel-ratio: 3) {
   html {

cista-front/src/components/BreadCrumb.vue

@@ -82,7 +82,9 @@ const props = withDefaults(
 }
 .breadcrumb svg {
   /* FIXME: Custom positioning to align it well; needs proper solution */
-  transform: translate(0.3rem, -0.3rem) scale(80%);
+  padding-left: .6rem;
+  width: 1.3rem;
+  height: 1.3rem;
   fill: var(--breadcrumb-color);
   transition: fill var(--breadcrumb-transtime);
 }

cista-front/src/components/HeaderMain.vue

@@ -1,16 +1,18 @@
 <script setup lang="ts">
 import { useDocumentStore } from '@/stores/documents'
-import { ref, nextTick, watchEffect } from 'vue'
+import { ref, nextTick } from 'vue'
 
 const documentStore = useDocumentStore()
 const showSearchInput = ref<boolean>(false)
 const search = ref<HTMLInputElement | null>()
+const searchButton = ref<HTMLButtonElement | null>()
 
 const toggleSearchInput = () => {
   showSearchInput.value = !showSearchInput.value
   nextTick(() => {
     const input = search.value
     if (input) input.focus()
+    else if (searchButton.value) searchButton.value.blur()
     executeSearch()
   })
 }
@@ -29,16 +31,7 @@ defineExpose({
     <div class="buttons">
       <UploadButton />
       <SvgButton name="create-folder" @click="() => documentStore.fileExplorer.newFolder()"/>
-      <template v-if="documentStore.selected.size > 0">
-        <div class="smallgap"></div>
-        <p class="select-text">{{ documentStore.selected.size }} selected ➤</p>
-        <!-- Needs better icons for copy/move/remove -->
-        <SvgButton name="download" />
-       <SvgButton name="copy" />
-        <SvgButton name="paste" />
-        <SvgButton name="trash" />
-        <button @click="documentStore.selected.clear()">❌</button>
-      </template>
+      <HeaderSelected />
       <div class="spacer"></div>
       <template v-if="showSearchInput">
         <input
@@ -49,7 +42,7 @@ defineExpose({
           @input="executeSearch"
         />
       </template>
-      <SvgButton name="find" @click="toggleSearchInput" />
+      <SvgButton ref="searchButton" name="find" @click="toggleSearchInput" />
       <SvgButton name="cog" @click="console.log('TODO open settings')" />
     </div>
   </nav>
@@ -61,6 +54,9 @@ defineExpose({
   display: flex;
   align-items: center;
 }
+.buttons > * {
+  flex-shrink: 1;
+}
 .spacer {
   flex-grow: 1;
 }
@@ -70,17 +66,14 @@ defineExpose({
 .select-text {
   color: var(--accent-color);
 }
-.search-widget {
-  display: flex;
-  align-items: center;
-}
 input[type='search'] {
   background: var(--primary-background);
-  color: var(--text-color);
+  color: var(--primary-color);
   border: 0;
   border-radius: 0.1rem;
   padding: 0.5rem;
   outline: none;
-  font-size: 1.2rem;
+  font-size: 1.5rem;
+  max-width: 30vw;
 }
 </style>

cista-front/src/components/HeaderSelected.vue

@@ -0,0 +1,113 @@
+<template v-if="documentStore.selected.size">
+  <div class="smallgap"></div>
+  <div class="selected-actions">
+    <p class="select-text">{{ documentStore.selected.size }} selected ➤</p>
+    <SvgButton name="download" @click="download"/>
+    <SvgButton name="copy" />
+    <SvgButton name="paste" />
+    <SvgButton name="trash" />
+    <button @click="documentStore.selected.clear()">❌</button>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { useDocumentStore } from '@/stores/documents'
+
+const documentStore = useDocumentStore()
+
+
+const linkdl = (href: string) => {
+  const a = document.createElement("a")
+  a.href = href
+  a.download = ''
+  a.click()
+}
+
+const filesystemdl = async (sel: SelectedItems, handle: FileSystemDirectoryHandle) => {
+  let hdir = ""
+  let h = handle
+  let filelist = []
+  for (const id of sel.ids) {
+    filelist.push(sel.relpath[id])
+  }
+  console.log("Downloading to filesystem", filelist)
+  for (const id of sel.ids) {
+    const rel = sel.relpath[id]
+    const url = sel.url[id]  // Only files, not folders
+    // Create any missing directories
+    if (!rel.startsWith(hdir)) {
+      hdir = ""
+      h = handle
+    }
+    const r = rel.slice(hdir.length)
+    for (const dir of r.split('/').slice(0, url ? -1 : undefined)) {
+      hdir += `${dir}/`
+      try {
+        h = await h.getDirectoryHandle(dir.normalize("NFC"), { create: true })
+      } catch (error) {
+        console.error("Failed to create directory", hdir, error)
+        return
+      }
+      console.log("Created", hdir)
+    }
+    if (!url) continue  // Target was a folder and was created
+    const name = rel.split('/').pop().normalize('NFC')
+    // Download file
+    let fileHandle
+    try {
+      fileHandle = await h.getFileHandle(name, { create: true })
+    } catch (error) {
+      console.error("Failed to create file", hdir + name, error)
+      return
+    }
+    const writable = await fileHandle.createWritable()
+    console.log("Fetching", url)
+    const res = await fetch(url)
+    if (!res.ok) throw new Error(`Failed to download ${url}: ${res.status} ${res.statusText}`)
+    if (res.body) await res.body.pipeTo(writable)
+    else {
+      // Zero-sized files don't have a body, so we need to create an empty file
+      await writable.truncate(0)
+      await writable.close()
+    }
+    console.log("Saved", hdir + name)
+  }
+}
+
+const download = async () => {
+  const sel = documentStore.selectedFiles
+  console.log("Download", sel)
+  if (sel.selected.size === 0) {
+    console.warn("Attempted download but no files found. Missing:", sel.missing)
+    documentStore.selected.clear()
+    return
+  }
+  // Plain old a href download if only one file (ignoring any folders)
+  const urls = Object.values(sel.url)
+  if (urls.length === 1) {
+    documentStore.selected.clear()
+    return linkdl(urls[0] as string)
+  }
+  // Use FileSystem API if multiple files and the browser supports it
+  if ("showDirectoryPicker" in window) {
+    try {
+      // @ts-ignore
+      const handle = await window.showDirectoryPicker({ startIn: 'downloads', mode: 'readwrite' })
+      filesystemdl(sel, handle, "").then(() => { documentStore.selected.clear() })
+      return
+    } catch (e) {
+      console.error("Download to folder aborted", e)
+    }
+  }
+  // Otherwise, zip and download
+  linkdl(`/zip/${sel.selected.join('+')}/download.zip`)
+  documentStore.selected.clear()
+}
+</script>
+
+<style scoped>
+.selected-actions {
+  display: flex;
+  align-items: center;
+}
+</style>

cista-front/src/components/SvgButton.vue

@@ -22,7 +22,9 @@ button {
   color: #ccc;
   cursor: pointer;
   transition: all 0.2s ease;
-  padding: 0.5rem;
+  padding: 0.2rem;
+  width: 3rem;
+  height: 3rem;
 }
 button:hover, button:focus {
   color: #fff;
@@ -31,8 +33,6 @@ button:hover, button:focus {
 svg {
   fill: #ccc;
   transform: fill 0.2s ease;
-  width: 1rem;
-  height: 1rem;
 }
 button:hover svg, button:focus svg {
   fill: #fff;

cista-front/src/repositories/Document.ts

@@ -53,6 +53,19 @@ export type UpdateEntry = {
   dir?: DirList
 }
 
+// Helper structure for selections
+export interface SelectedItems {
+  selected: Set<FUID>
+  missing: Set<FUID>
+  rootdir: DirList
+  entries: Record<FUID, FileEntry | DirEntry>
+  fullpath: Record<FUID, string>
+  relpath: Record<FUID, string>
+  url: Record<FUID, string>
+  ids: FUID[]
+}
+
+
 export const url_document_watch_ws = '/api/watch'
 export const url_document_upload_ws = '/api/upload'
 export const url_document_get = '/files'

cista-front/src/stores/documents.ts

@@ -3,7 +3,8 @@ import type {
   DirEntry,
   FileEntry,
   FUID,
-  DirList
+  DirList,
+  SelectedItems,
 } from '@/repositories/Document'
 import { formatSize, formatUnixDate } from '@/utils'
 import { defineStore } from 'pinia'
@@ -162,6 +163,50 @@ export const useDocumentStore = defineStore({
     },
     isUserLogged(): boolean {
       return this.user.isLoggedIn
+    },
+    selectedFiles(): SelectedItems {
+      function traverseDir(data: DirEntry | FileEntry, path: string, relpath: string) {
+        if (!('dir' in data)) return
+        for (const [name, attr] of Object.entries(data.dir)) {
+          const fullname = path ? `${path}/${name}` : name
+          // Is this the file we are looking for? Ignore if nested within another selection.
+          let r = relpath
+          if (selected.has(attr.id) && !relpath) {
+            ret.selected.add(attr.id)
+            ret.rootdir[name] = attr
+            r = name
+          } else if (relpath) {
+            r = `${relpath}/${name}`
+          }
+          if (r) {
+            ret.entries[attr.id] = attr
+            ret.fullpath[attr.id] = fullname
+            ret.relpath[attr.id] = r
+            ret.ids.push(attr.id)
+            if (!("dir" in attr)) ret.url[attr.id] = `/files/${fullname}`
+          }
+          traverseDir(attr, fullname, r)
+        }
+      }
+      const selected = this.selected
+      const ret: SelectedItems = {
+        selected: new Set<FUID>(),
+        missing: new Set<FUID>(),
+        rootdir: {} as DirList,
+        entries: {} as Record<FUID, FileEntry | DirEntry>,
+        fullpath: {} as Record<FUID, string>,
+        relpath: {} as Record<FUID, string>,
+        url: {} as Record<FUID, string>,
+        ids: [] as FUID[]
+      }
+      traverseDir(this.root, '', '')
+      // What did we not select?
+      for (const id of selected) {
+        if (!ret.selected.has(id)) ret.missing.add(id)
+      }
+      // Sorted array of FUIDs for easy traversal
+      ret.ids.sort((a, b) => ret.relpath[a].localeCompare(ret.relpath[b] , undefined, {numeric: true, sensitivity: 'base'}))
+      return ret
     }
   }
 })

cista-front/src/views/ExplorerView.vue

@@ -1,17 +1,10 @@
 <template>
-  <transition
-    name="slide-fade"
-    mode="out-in"
-    @before-enter="beforeEnter"
-    @enter="enter"
-    @leave="leave"
-  >
-    <FileExplorer
-      ref="fileExplorer"
-      :path="Router.currentRoute.value.path"
-      :documents="documentStore.mainDocument"
-    />
-  </transition>
+  <FileExplorer
+    ref="fileExplorer"
+    :key="Router.currentRoute.value.path"
+    :path="Router.currentRoute.value.path"
+    :documents="documentStore.mainDocument"
+  />
 </template>
 
 <script setup lang="ts">
@@ -27,33 +20,4 @@ watchEffect(async () => {
   const path = new String(Router.currentRoute.value.path) as string
   documentStore.setActualDocument(path.toString())
 })
-
-function beforeEnter(el: Element) {
-  const elem = el as HTMLElement
-  elem.style.transform = 'translateX(100%)'
-}
-
-function enter(el: Element, done: () => void) {
-  const elem = el as HTMLElement
-  setTimeout(() => {
-    elem.style.transform = 'translateX(0)'
-    done()
-  }, 0)
-}
-function leave(el: Element, done: () => void) {
-  const elem = el as HTMLElement
-  elem.style.transform = 'translateX(-100%)'
-  setTimeout(done, 200) // Should match --transition-time
-}
 </script>
-
-<style scoped>
-.slide-fade-enter-active,
-.slide-fade-leave-active {
-  transition: transform var(--transition-time) linear;
-}
-.slide-fade-enter,
-.slide-fade-leave-to /* .slide-fade-leave-active for <2.1.8 */ {
-  transform: translateX(100%);
-}
-</style>