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fnx_web/svelte/src/filesystem/filemanager/FileManager.svelte

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Svelte

<script lang="ts">
import { fs_delete_all, fs_download, fs_rename, type FSNode } from "lib/FilesystemAPI"
import { onMount } from "svelte"
import CreateDirectory from "./CreateDirectory.svelte"
import ListView from "./ListView.svelte"
import GalleryView from "./GalleryView.svelte"
import CompactView from "./CompactView.svelte"
import Button from "layout/Button.svelte";
import { formatDate } from "util/Formatting";
import { drop_target } from "lib/DropTarget"
import SearchBar from "./SearchBar.svelte";
import type { FSNavigator } from "filesystem/FSNavigator";
import FsUploadWidget from "filesystem/upload_widget/FSUploadWidget.svelte";
import EditWindow from "filesystem/edit_window/EditWindow.svelte";
import { FileAction, type FileEvent } from "./FileManagerLib";
import FileMenu from "./FileMenu.svelte";
import { loading_finish, loading_start } from "lib/Loading";
export let nav: FSNavigator
export let upload_widget: FsUploadWidget
export let edit_window: EditWindow
export let directory_view = ""
let large_icons = false
let uploader: FsUploadWidget
let mode = "viewing"
let creating_dir = false
let show_hidden = false
let file_menu: FileMenu
export const upload = (files: File[]) => {
return uploader.upload(files)
}
// Navigation functions
const file_event = (e: CustomEvent<FileEvent>) => {
const index = e.detail.index
switch (e.detail.action) {
case FileAction.Click:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
creating_dir = false
if (mode === "viewing") {
nav.navigate(nav.children[index].path, true)
} else if (mode === "moving") {
// If we are moving files we can only enter directories, and only if
// they're not selected. That last requirement prevents people from
// moving a directory into itself
if (nav.children[index].type === "dir" && !nav.children[index].fm_selected) {
nav.navigate(nav.children[index].path, true)
}
} else if (mode === "selecting") {
select_node(index)
}
break
case FileAction.Context:
// If this is a touch event we will select the item
if (navigator.maxTouchPoints && navigator.maxTouchPoints > 0) {
e.detail.original.preventDefault()
select_node(index)
}
break
case FileAction.Edit:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
edit_window.edit(nav.children[index], false, "file")
break
case FileAction.Share:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
creating_dir = false
edit_window.edit(nav.children[index], false, "share")
break
case FileAction.Branding:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
edit_window.edit(nav.children[index], false, "branding")
break
case FileAction.Select:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
select_node(index)
break
case FileAction.Download:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
fs_download(nav.children[index])
break
case FileAction.Menu:
e.detail.original.preventDefault()
e.detail.original.stopPropagation()
file_menu.open(nav.children[index], e.detail.original.target)
break
}
}
const navigate_back = () => {
creating_dir = false
history.back()
}
// Deletion function
const delete_selected = async () => {
let count = nav.children.reduce((acc, cur) => {
if (cur.fm_selected) {
acc++
}
return acc
}, 0)
let confirmSingle = `Are you sure you want to delete this file? This action is irreversible.`
let confirmMulti = `Are you sure you want to delete these ${count} files? This action is irreversible.`
if (count === 0 ||
(count === 1 && !confirm(confirmSingle)) ||
(count > 1 && !confirm(confirmMulti))) {
return
}
try {
loading_start()
// Save all promises with deletion requests in an array
let promises = []
nav.children.forEach(child => {
if (!child.fm_selected) {
return
}
promises.push(fs_delete_all(child.path))
})
// Wait for all the promises to finish
await Promise.all(promises)
} catch (err) {
console.log(err)
alert("Delete failed: " + err.message + " ("+err.value+")")
} finally {
viewing_mode()
loading_finish()
}
}
// Mode switches
const selecting_mode = () => {
mode = "selecting"
}
const viewing_mode = () => {
// Remove any items which we were moving
moving_items = []
// Unmark all the selected files and return to viewing mode
nav.children.forEach((child, i) => {
if (child.fm_selected) {
nav.children[i].fm_selected = false
}
})
mode = "viewing"
}
const toggle_view = () => {
if (directory_view === "list") {
directory_view = "gallery"
} else if (directory_view === "gallery") {
directory_view = "compact"
} else {
directory_view = "list"
}
localStorage.setItem("directory_view", directory_view)
}
const toggle_large_icons = () => {
large_icons = !large_icons
localStorage.setItem("large_icons", JSON.stringify(large_icons))
}
// Moving functions
let moving_items = []
// We need to detect if shift is pressed so we can select multiple items
let shift_pressed = false
let last_selected_node = -1
const keypress = (e: KeyboardEvent) => {
if (
(document.activeElement as any).type !== undefined &&
(document.activeElement as any).type === "text"
) {
return // Prevent shortcuts from interfering with input fields
}
if (e.key === "Shift") {
shift_pressed = e.type === "keydown"
} else if (e.type === "keydown" && e.key === "a" && e.ctrlKey) {
// CTRL + A selects all files
selecting_mode()
for (let i = 0; i < nav.children.length; i++) {
nav.children[i].fm_selected = true
}
e.preventDefault()
} else if (e.type === "keydown" && e.key === "Escape" && (mode !== "viewing" || creating_dir)) {
// When escape is pressed we return to viewing mode
viewing_mode()
creating_dir = false
e.preventDefault()
e.stopPropagation()
}
}
const select_node = (index: number) => {
mode = "selecting"
if (shift_pressed) {
// If shift is pressed we do a range select. We select all files between
// the last selected file and the file that is being selected now
let id_low = Math.min(last_selected_node, index)
let id_high = Math.max(last_selected_node, index)
for (let i = id_low; i <= id_high; i++) {
if (i != last_selected_node) {
nav.children[i].fm_selected = !nav.children[i].fm_selected
}
}
} else {
nav.children[index].fm_selected = !nav.children[index].fm_selected
}
last_selected_node = index
}
// When the directory is reloaded we want to keep our selection, so this
// function watches the children array for changes and updates the selection
// when it changes
$: update($nav.children)
const update = (children: FSNode[]) => {
creating_dir = false
// Highlight the files which were previously selected
for (let i = 0; i < children.length; i++) {
for (let j = 0; j < moving_items.length; j++) {
if (moving_items[j].path === children[i].path) {
children[i].fm_selected = true
}
}
}
}
let moving_files = 0
let moving_directories = 0
const move_start = () => {
moving_files = 0
moving_directories = 0
moving_items = nav.children.reduce((acc, child) => {
if (child.fm_selected) {
if (child.type === "file") {
moving_files++
} else if (child.type === "dir") {
moving_directories++
}
acc.push(child)
}
return acc
}, [])
mode = "moving"
}
const move_here = async () => {
const target_dir = nav.base.path + "/"
try {
loading_start()
let promises = []
moving_items.forEach(item => {
console.log("moving", item.path, "to", target_dir + item.name)
promises.push(fs_rename(item.path, target_dir + item.name))
})
// Wait for all the promises to finish
await Promise.all(promises)
} catch (err) {
console.log(err)
alert("Move failed: " + err.message + " ("+err.value+")")
} finally {
viewing_mode()
nav.reload()
loading_finish()
}
}
onMount(() => {
if(typeof Storage !== "undefined") {
directory_view = localStorage.getItem("directory_view")
large_icons = localStorage.getItem("large_icons") === "true"
}
if (directory_view === "" || directory_view === null) {
directory_view = "list"
}
})
</script>
<svelte:window on:keydown={keypress} on:keyup={keypress} />
<div
class="container"
use:drop_target={{
upload: (files) => upload_widget.upload_files(files),
shadow: "var(--highlight_color) 0 0 10px 2px inset",
}}
>
<div class="width_container">
{#if mode === "viewing"}
<div class="toolbar">
<div class="toolbar_left">
<button on:click={navigate_back} title="Back">
<i class="icon">arrow_back</i>
</button>
<button on:click={() => nav.navigate_up()} disabled={$nav.path.length <= 1} title="Up">
<i class="icon">north</i>
</button>
<button on:click={() => nav.reload()} title="Refresh directory listing">
<i class="icon">refresh</i>
</button>
</div>
<div class="toolbar_middle">
<button on:click={() => toggle_view()} title="Switch between gallery, list and compact view">
<i class="icon" class:button_highlight={directory_view === "list"}>list</i>
<i class="icon" class:button_highlight={directory_view === "gallery"}>collections</i>
<i class="icon" class:button_highlight={directory_view === "compact"}>view_compact</i>
</button>
<button class="button_large_icons" on:click={() => toggle_large_icons()} title="Switch between large and small icons">
{#if large_icons}
<i class="icon">zoom_out</i>
{:else}
<i class="icon">zoom_in</i>
{/if}
</button>
<button on:click={() => {show_hidden = !show_hidden}} title="Toggle hidden files">
{#if show_hidden}
<i class="icon">visibility_off</i>
{:else}
<i class="icon">visibility</i>
{/if}
</button>
</div>
<div class="toolbar_right">
{#if $nav.permissions.write}
<button on:click={() => upload_widget.pick_files()} title="Upload files to this directory">
<i class="icon">cloud_upload</i>
</button>
<Button click={() => {creating_dir = !creating_dir}} highlight={creating_dir} icon="create_new_folder" title="Make folder"/>
<button on:click={selecting_mode} title="Select and delete files">
<i class="icon">select_all</i>
</button>
{/if}
</div>
</div>
<SearchBar nav={nav}/>
{:else if mode === "selecting"}
<div class="toolbar toolbar_edit">
<Button click={viewing_mode} icon="close"/>
<div class="toolbar_spacer">Selecting files</div>
<Button click={move_start} icon="drive_file_move" label="Move"/>
<button on:click={delete_selected} class="button_red">
<i class="icon">delete</i>
Delete
</button>
</div>
{:else if mode === "moving"}
<div class="toolbar toolbar_edit">
<Button click={viewing_mode} icon="close"/>
<Button click={() => nav.navigate_up()} disabled={$nav.path.length <= 1} icon="north"/>
<div class="toolbar_spacer">
Moving {moving_files} files and {moving_directories} directories
</div>
<Button click={() => {creating_dir = !creating_dir}} highlight={creating_dir} icon="create_new_folder" title="Make folder"/>
<Button click={move_here} highlight icon="done" label="Move here"/>
</div>
{/if}
{#if creating_dir}
<CreateDirectory nav={nav} />
{/if}
{#if $nav.base.path === "/me"}
<div class="highlight_shaded" style="background-color: rgba(255, 255, 0, 0.05); border-radius: 0;">
The filesystem is experimental!
<a href="/filesystem">Please read the guide</a>
</div>
{/if}
</div>
{#if $nav.base.abuse_type !== undefined}
<div class="highlight_red">
This directory has received an abuse report. It cannot be
shared.<br/>
Type of abuse: {$nav.base.abuse_type}<br/>
Report time: {formatDate($nav.base.abuse_report_time, true, true, true)}
</div>
{/if}
<slot></slot>
{#if directory_view === "list"}
<ListView nav={nav} show_hidden={show_hidden} large_icons={large_icons} on:file={file_event} />
{:else if directory_view === "gallery"}
<GalleryView nav={nav} show_hidden={show_hidden} large_icons={large_icons} on:file={file_event} />
{:else if directory_view === "compact"}
<CompactView nav={nav} show_hidden={show_hidden} large_icons={large_icons} on:file={file_event} />
{/if}
</div>
<FileMenu bind:this={file_menu} bind:nav bind:edit_window />
<style>
.container {
padding: 0;
overflow: auto;
display: block;
height: 100%; /* Used for drop target */
}
.width_container {
position: sticky;
top: 0;
display: block;
width: 100%;
margin: auto;
padding: 0;
background: var(--shaded_background);
backdrop-filter: blur(4px);
}
.toolbar {
display: flex;
flex-direction: row;
flex-wrap: wrap;
width: 100%;
max-width: 1000px;
margin: auto;
padding-top: 2px;
padding-bottom: 2px;
justify-content: space-between;
align-items: center;
}
.toolbar > * {
flex: 0 0 content;
display: flex;
flex-direction: row;
}
.toolbar_spacer {
flex: 1 1 auto;
text-align: center;
}
.toolbar_edit {
background-color: rgba(0, 255, 0, 0.05);
}
.icon.button_highlight {
border-radius: 4px;
}
/* Large icon mode only supported on wide screens. Hide the button on small screen */
@media (max-width: 500px) {
.button_large_icons {
display: none;
}
}
</style>