feat(filemanager): add download all button and 4GB archive size warning/disable

public/locales/en-US/application.json

@@ -315,6 +315,10 @@
     "open": "Open",
     "openParentFolder": "Go to parent folder",
     "download": "Download",
+    "downloadAll": "Download all",
+    "downloadFolder": "Download folder",
+    "filesCount": "files",
+    "foldersCount": "folders",
     "batchDownload": "Download in batch",
     "share": "Share",
     "rename": "Rename",
@@ -410,6 +414,7 @@
     "browserDownloadDescription": "Your browser downloads files one by one and retain the folder structure to the local directory you specified.",
     "browserBatchDownload": "Browser-side archiving",
     "browserBatchDownloadDescription": "Downloaded and packaged to a Zip file by the browser in real time, it cannot handle data more than 4GB.",
+    "browserBatchDownloadSizeExceededDescription": "Total size {{size}} exceeds the 4GB browser-side archiving limit.",
     "serverBatchDownload": "Server-side archiving",
     "serverBatchDownloadDescription": "Archive by the server to a Zip file and sent to the client for download on-the-fly, share link shortcut is not supported.",
     "selectArchiveMethod": "Select archive method",

src/component/Dialogs/SelectOption.tsx

@@ -1,5 +1,5 @@
 import { useTranslation } from "react-i18next";
-import { DialogContent, List, ListItemButton, ListItemText } from "@mui/material";
+import { DialogContent, List, ListItemButton, ListItemText, Typography } from "@mui/material";
 import { useAppDispatch, useAppSelector } from "../../redux/hooks.ts";
 import React, { useCallback } from "react";
 import DraggableDialog from "./DraggableDialog.tsx";
@@ -12,6 +12,7 @@ const SelectOption = () => {
 
   const open = useAppSelector((state) => state.globalState.selectOptionDialogOpen);
   const title = useAppSelector((state) => state.globalState.selectOptionTitle);
+  const subtitle = useAppSelector((state) => state.globalState.selectOptionSubtitle);
   const promiseId = useAppSelector((state) => state.globalState.selectOptionPromiseId);
   const options = useAppSelector((state) => state.globalState.selectOptionDialogOptions);
 
@@ -34,7 +35,16 @@ const SelectOption = () => {
 
   return (
     <DraggableDialog
-      title={t(title ?? "")}
+      title={
+        <>
+          {t(title ?? "")}
+          {subtitle && (
+            <Typography variant="body2" color="text.secondary" sx={{ fontWeight: "normal" }}>
+              {subtitle}
+            </Typography>
+          )}
+        </>
+      }
       dialogProps={{
         open: open ?? false,
         onClose: onClose,
@@ -44,7 +54,7 @@ const SelectOption = () => {
       <DialogContent>
         <List component="nav">
           {options?.map((o) => (
-            <ListItemButton key={o.value} onClick={() => onAccept(o.value)}>
+            <ListItemButton key={o.value} disabled={o.disabled} onClick={() => onAccept(o.value)}>
               <ListItemText
                 primary={o.name}
                 secondary={o.description}

src/component/FileManager/TopBar/MoreActionMenu.tsx

@@ -4,6 +4,7 @@ import { useCallback, useContext } from "react";
 import { useTranslation } from "react-i18next";
 import { clearSelected } from "../../../redux/fileManagerSlice.ts";
 import { useAppDispatch, useAppSelector } from "../../../redux/hooks.ts";
+import { downloadAllFiles } from "../../../redux/thunks/download.ts";
 import { createShareShortcut, isMacbook } from "../../../redux/thunks/file.ts";
 import { inverseSelection, pinCurrentView, refreshFileList, selectAll } from "../../../redux/thunks/filemanager.ts";
 import SessionManager from "../../../session";
@@ -13,6 +14,7 @@ import ArrowSync from "../../Icons/ArrowSync.tsx";
 import Border from "../../Icons/Border.tsx";
 import BorderAll from "../../Icons/BorderAll.tsx";
 import BorderInside from "../../Icons/BorderInside.tsx";
+import Download from "../../Icons/Download.tsx";
 import FolderLink from "../../Icons/FolderLink.tsx";
 import PinOutlined from "../../Icons/PinOutlined.tsx";
 import { DenseDivider, SquareMenu, SquareMenuItem } from "../ContextMenu/ContextMenu.tsx";
@@ -57,6 +59,11 @@ const MoreActionMenu = ({ onClose, ...rest }: MenuProps) => {
     dispatch(inverseSelection(fmIndex));
   }, [dispatch, onClose, fmIndex]);
 
+  const onDownloadAllClicked = useCallback(() => {
+    onClose && onClose({}, "escapeKeyDown");
+    dispatch(downloadAllFiles(fmIndex));
+  }, [dispatch, onClose, fmIndex]);
+
   const onRefreshClicked = useCallback(() => {
     onClose && onClose({}, "escapeKeyDown");
     dispatch(refreshFileList(fmIndex));
@@ -126,6 +133,17 @@ const MoreActionMenu = ({ onClose, ...rest }: MenuProps) => {
         </ListItemIcon>
         <ListItemText>{t("application:fileManager.invertSelection")}</ListItemText>
       </SquareMenuItem>
+      {fs != Filesystem.trash && fs != Filesystem.share && (
+        <>
+          <DenseDivider />
+          <SquareMenuItem onClick={onDownloadAllClicked}>
+            <ListItemIcon>
+              <Download fontSize="small" />
+            </ListItemIcon>
+            <ListItemText>{t("application:fileManager.downloadAll")}</ListItemText>
+          </SquareMenuItem>
+        </>
+      )}
     </SquareMenu>
   );
 };

src/component/FileManager/TopBar/NavHeader.tsx

@@ -1,13 +1,27 @@
-import { Stack, useMediaQuery, useTheme } from "@mui/material";
-import Breadcrumb from "./Breadcrumb.tsx";
-import TopActions from "./TopActions.tsx";
+import { Collapse, Stack, useMediaQuery, useTheme } from "@mui/material";
+import { useContext } from "react";
+import { useTranslation } from "react-i18next";
+import { useAppDispatch, useAppSelector } from "../../../redux/hooks.ts";
+import { downloadAllFiles } from "../../../redux/thunks/download.ts";
+import { Filesystem } from "../../../util/uri.ts";
 import { RadiusFrame } from "../../Frame/RadiusFrame.tsx";
-import TopActionsSecondary from "./TopActionsSecondary.tsx";
+import Download from "../../Icons/Download.tsx";
+import { FmIndexContext } from "../FmIndexContext.tsx";
 import { SearchIndicator } from "../Search/SearchIndicator.tsx";
+import Breadcrumb from "./Breadcrumb.tsx";
+import TopActions, { ActionButton, ActionButtonGroup } from "./TopActions.tsx";
+import TopActionsSecondary from "./TopActionsSecondary.tsx";
 
 const NavHeader = () => {
   const theme = useTheme();
+  const { t } = useTranslation();
+  const dispatch = useAppDispatch();
   const isMobile = useMediaQuery(theme.breakpoints.down("sm"));
+  const fmIndex = useContext(FmIndexContext);
+  const fs = useAppSelector((state) => state.fileManager[fmIndex].current_fs);
+  const isSingleFileView = useAppSelector((state) => state.fileManager[fmIndex].list?.single_file_view);
+  const hasSelection = useAppSelector((state) => Object.keys(state.fileManager[fmIndex].selected).length > 0);
+  const showDownloadFolder = fs == Filesystem.share && !isSingleFileView;
   return (
     <Stack
       direction={"row"}
@@ -36,6 +50,24 @@ const NavHeader = () => {
       <RadiusFrame>
         <TopActions />
       </RadiusFrame>
+      <Collapse
+        in={showDownloadFolder && !hasSelection}
+        orientation="horizontal"
+        unmountOnExit
+        sx={{ "& .MuiCollapse-wrapperInner": { display: "flex" } }}
+      >
+        <RadiusFrame>
+          <ActionButtonGroup variant="outlined">
+            <ActionButton
+              startIcon={!isMobile && <Download />}
+              onClick={() => dispatch(downloadAllFiles(fmIndex))}
+              sx={{ color: "primary.main", whiteSpace: "nowrap" }}
+            >
+              {isMobile ? <Download fontSize={"small"} /> : t("application:fileManager.downloadFolder")}
+            </ActionButton>
+          </ActionButtonGroup>
+        </RadiusFrame>
+      </Collapse>
     </Stack>
   );
 };

src/redux/globalStateSlice.ts

@@ -79,6 +79,7 @@ export interface DialogSelectOption {
   name: string;
   description: string;
   value: any;
+  disabled?: boolean;
 }
 
 export interface DesktopCallbackState {
@@ -178,6 +179,7 @@ export interface GlobalStateSlice {
   selectOptionDialogOptions?: DialogSelectOption[];
   selectOptionPromiseId?: string;
   selectOptionTitle?: string;
+  selectOptionSubtitle?: string;
 
   // Batch download log dialog
   batchDownloadLogDialogOpen?: boolean;
@@ -514,12 +516,14 @@ export const globalStateSlice = createSlice({
         options?: DialogSelectOption[];
         promiseId: string;
         title?: string;
+        subtitle?: string;
       }>,
     ) => {
       state.selectOptionDialogOpen = action.payload.open;
       state.selectOptionDialogOptions = action.payload.options;
       state.selectOptionPromiseId = action.payload.promiseId;
       state.selectOptionTitle = action.payload.title;
+      state.selectOptionSubtitle = action.payload.subtitle;
     },
     closeSelectOptionDialog: (state) => {
       state.selectOptionDialogOpen = false;

src/redux/thunks/dialog.ts

@@ -249,7 +249,11 @@ export function requestCreateNew(fmIndex: number, type: string, defaultName?: st
   };
 }
 
-export function selectOption(options: DialogSelectOption[], title: string): AppThunk<Promise<any> | Promise<void>> {
+export function selectOption(
+  options: DialogSelectOption[],
+  title: string,
+  subtitle?: string,
+): AppThunk<Promise<any> | Promise<void>> {
   return async (dispatch) => {
     const id = promiseId();
     return new Promise<any>((resolve, reject) => {
@@ -260,6 +264,7 @@ export function selectOption(options: DialogSelectOption[], title: string): AppT
           title,
           options,
           promiseId: id,
+          subtitle,
         }),
       );
     });

src/redux/thunks/download.ts

@@ -2,8 +2,8 @@ import dayjs from "dayjs";
 import i18next from "i18next";
 import { closeSnackbar, enqueueSnackbar } from "notistack";
 import streamSaver from "streamsaver";
-import { getFileEntityUrl } from "../../api/api.ts";
-import { FileResponse, FileType, Metadata } from "../../api/explorer.ts";
+import { getFileEntityUrl, getFileList } from "../../api/api.ts";
+import { FileResponse, FileType, ListResponse, Metadata } from "../../api/explorer.ts";
 import { GroupPermission } from "../../api/user.ts";
 import {
   DefaultCloseAction,
@@ -12,7 +12,7 @@ import {
   BatchDownloadCompleteAction,
 } from "../../component/Common/Snackbar/snackbar.tsx";
 import SessionManager from "../../session";
-import { getFileLinkedUri } from "../../util";
+import { getFileLinkedUri, sizeToString } from "../../util";
 import Boolset from "../../util/boolset.ts";
 import { formatLocalTime } from "../../util/datetime.ts";
 import {
@@ -25,6 +25,7 @@ import { closeContextMenu } from "../fileManagerSlice.ts";
 import { DialogSelectOption, setBatchDownloadLog, setBatchDownloadProgress } from "../globalStateSlice.ts";
 import { AppThunk } from "../store.ts";
 import { promiseId, selectOption } from "./dialog.ts";
+import { MinPageSize } from "../../component/FileManager/TopBar/ViewOptionPopover.tsx";
 import { longRunningTaskWithSnackbar, refreshSingleFileSymbolicLinks, walk, walkAll } from "./file.ts";
 
 enum MultipleDownloadOption {
@@ -51,6 +52,54 @@ export function downloadFiles(index: number, files: FileResponse[]): AppThunk {
   };
 }
 
+export function downloadAllFiles(index: number): AppThunk {
+  return async (dispatch, getState) => {
+    const fm = getState().fileManager[index];
+    const uri = fm.pure_path;
+    if (!uri) {
+      return;
+    }
+
+    // Fetch all files in the current folder, bypassing pagination
+    const allFiles: FileResponse[] = [];
+    let nextToken: string | undefined = undefined;
+    let page: number | undefined = undefined;
+    while (true) {
+      const res: ListResponse = await dispatch(
+        getFileList({
+          uri,
+          next_page_token: nextToken,
+          page,
+          page_size: 1000,
+        }),
+      );
+      allFiles.push(...res.files);
+      if (res.pagination.total_items) {
+        page = (page ?? 0) + 1;
+      } else if (res.pagination.next_token) {
+        nextToken = res.pagination.next_token;
+      }
+
+      const pageSize = res.pagination?.page_size;
+      const totalPages = Math.ceil(
+        (res.pagination.total_items ?? 1) / (pageSize && pageSize > 0 ? pageSize : MinPageSize),
+      );
+      const usePagination = totalPages > 1;
+      const loadMore = nextToken || (usePagination && (page ?? 0) < totalPages);
+
+      if (!loadMore) {
+        break;
+      }
+    }
+
+    if (allFiles.length === 0) {
+      return;
+    }
+
+    await dispatch(downloadMultipleFiles(allFiles));
+  };
+}
+
 export function downloadMultipleFiles(files: FileResponse[]): AppThunk {
   return async (dispatch, _getState) => {
     // Prepare download options
@@ -68,11 +117,21 @@ export function downloadMultipleFiles(files: FileResponse[]): AppThunk {
       options.push(MultipleDownloadOption.Backend);
     }
 
+    const totalSize = files.reduce((sum, f) => sum + (f.size || 0), 0);
+
     let finalOption = options[0];
     if (options.length > 1) {
       try {
+        const fileCount = files.filter((f) => f.type === FileType.file).length;
+        const folderCount = files.filter((f) => f.type === FileType.folder).length;
+        const subtitle =
+          (fileCount > 0 ? fileCount + " " + i18next.t("fileManager.filesCount") : "") +
+          (fileCount > 0 && folderCount > 0 ? ", " : "") +
+          (folderCount > 0 ? folderCount + " " + i18next.t("fileManager.foldersCount") : "") +
+          " · " +
+          sizeToString(totalSize);
         finalOption = (await dispatch(
-          selectOption(getDownloadSelectOption(options), "fileManager.selectArchiveMethod"),
+          selectOption(getDownloadSelectOption(options, totalSize), "fileManager.selectArchiveMethod", subtitle),
         )) as MultipleDownloadOption;
       } catch (e) {
         // User cancel selection
@@ -554,7 +613,10 @@ export function downloadSingleFile(file: FileResponse, preferredEntity?: string)
   };
 }
 
-const getDownloadSelectOption = (options: MultipleDownloadOption[]): DialogSelectOption[] => {
+const BROWSER_ARCHIVE_SIZE_LIMIT = 4 * 1024 * 1024 * 1024; // 4 GB
+
+const getDownloadSelectOption = (options: MultipleDownloadOption[], totalSize: number): DialogSelectOption[] => {
+  const exceedsLimit = totalSize > BROWSER_ARCHIVE_SIZE_LIMIT;
   return options.map((option): DialogSelectOption => {
     switch (option) {
       case MultipleDownloadOption.Backend:
@@ -573,7 +635,12 @@ const getDownloadSelectOption = (options: MultipleDownloadOption[]): DialogSelec
         return {
           value: MultipleDownloadOption.StreamSaver,
           name: i18next.t("fileManager.browserBatchDownload"),
-          description: i18next.t("fileManager.browserBatchDownloadDescription"),
+          description: exceedsLimit
+            ? i18next.t("fileManager.browserBatchDownloadSizeExceededDescription", {
+                size: sizeToString(totalSize),
+              })
+            : i18next.t("fileManager.browserBatchDownloadDescription"),
+          disabled: exceedsLimit,
         };
     }
   });