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beavergram/frontend/src/lib/components/disk/TrashPanel.svelte
T

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Svelte

<script lang="ts">
import { Dialog } from "bits-ui";
import { onMount } from "svelte";
import { SvelteSet } from "svelte/reactivity";
import { trashedUrl } from "#lib/api/client.js";
import {
getStorageSummary,
getTrash,
purgeTrash,
restoreFromTrash,
} from "#lib/api/endpoints.js";
import type { ViewerItem } from "#lib/api/media.js";
import type { TrashItem } from "#lib/api/types.js";
import SelectionBar from "#lib/components/disk/SelectionBar.svelte";
import StorageRow from "#lib/components/disk/StorageRow.svelte";
import MediaViewer from "#lib/components/MediaViewer.svelte";
import Button from "#lib/components/ui/Button.svelte";
import ContextMenuItem from "#lib/components/ui/ContextMenuItem.svelte";
import Icon from "#lib/components/ui/Icon.svelte";
import Spinner from "#lib/components/ui/Spinner.svelte";
import { formatBytes } from "#lib/format/media.js";
import { plural } from "#lib/format/shares.js";
import {
filesLabel,
messagesLabel,
purgeLabel,
} from "#lib/format/storage.js";
import { chats } from "#lib/stores/chats.svelte.js";
import { ui } from "#lib/stores/ui.svelte.js";
import { isMobile } from "#lib/viewport.js";
import { goto } from "$app/navigation";
const PAGE = 30;
let items = $state<TrashItem[]>([]);
let total = $state({ bytes: 0, files: 0 });
let done = $state(false);
let everything = $state(false);
let loading = $state(true);
let failed = $state(false);
let busy = $state(false);
let doomed = $state<TrashItem[] | null>(null);
let problem = $state<string | null>(null);
let viewerOpen = $state(false);
let viewerIndex = $state(0);
const selected = new SvelteSet<string>();
const heaviest = $derived(
Math.max(0, ...items.map((item) => item.file_size ?? 0))
);
const dialogOpen = $derived(doomed !== null || everything);
const chosen = $derived(
items.filter((item) => selected.has(item.storage_key))
);
const chosenGone = $derived(
chosen.filter((item) => !item.refetchable).length
);
const doomedGone = $derived(
doomed?.filter((item) => !item.refetchable).length ?? 0
);
const viewerItems = $derived<ViewerItem[]>(
items.map((item) => ({
caption: `${formatBytes(item.file_size)} · ${chatTitle(item.chat_id)}`,
downloaded: true,
fileName: item.file_name,
fileSize: item.file_size,
kind: item.kind,
mediaId: null,
messageId: item.message_id,
mime: item.mime,
src: trashedUrl(item.storage_key),
}))
);
function bytesOf(list: TrashItem[]): number {
return list.reduce((sum, item) => sum + (item.file_size ?? 0), 0);
}
function chatTitle(chatId: number): string {
return chats.byId(chatId)?.title ?? `Чат ${chatId}`;
}
async function loadTotal() {
const summary = await getStorageSummary();
total = { bytes: summary.trash_bytes, files: summary.trash_files };
}
async function loadMore() {
loading = true;
failed = false;
try {
const batch = await getTrash({ limit: PAGE, offset: items.length });
chats.ensureMany(batch.map((item) => item.chat_id));
items = [...items, ...batch];
done = batch.length < PAGE;
} catch {
failed = true;
} finally {
loading = false;
}
}
async function load() {
items = [];
done = false;
selected.clear();
await Promise.all([loadMore(), loadTotal().catch(() => undefined)]);
}
function toggle(key: string) {
problem = null;
if (!selected.delete(key)) {
selected.add(key);
}
}
function drop(keys: string[]) {
const gone = new Set(keys);
items = items.filter((item) => !gone.has(item.storage_key));
selected.clear();
loadTotal().catch(() => undefined);
}
async function restore(list: TrashItem[]) {
if (busy || list.length === 0) {
return;
}
busy = true;
problem = null;
const keys = list.map((item) => item.storage_key);
try {
await restoreFromTrash(keys);
drop(keys);
} catch {
problem = "Не удалось вернуть файлы";
} finally {
busy = false;
}
}
async function restoreAll() {
if (busy) {
return;
}
busy = true;
problem = null;
try {
await restoreFromTrash(null);
await load();
} catch {
problem = "Не удалось вернуть файлы";
} finally {
busy = false;
}
}
async function purge() {
if (busy || (doomed === null && !everything)) {
return;
}
busy = true;
problem = null;
const keys = doomed?.map((item) => item.storage_key) ?? null;
try {
await purgeTrash(keys);
doomed = null;
everything = false;
await load();
} catch {
problem = "Не удалось удалить файлы";
} finally {
busy = false;
}
}
function open(index: number) {
viewerIndex = index;
viewerOpen = true;
}
function jump(item: TrashItem) {
ui.requestJump(item.chat_id, item.message_id);
goto(`/app/${item.chat_id}`);
if (isMobile()) {
ui.closePanel();
}
}
onMount(load);
</script>
<div class="trash">
<p class="note">
Файлы лежат здесь 7 дней, потом удаляются с диска. До этого их можно
вернуть.
</p>
{#if total.files > 0}
<button class="act" disabled={busy} onclick={restoreAll} type="button">
<Icon name="undo" size="1.375rem" />
<span class="label">Вернуть всё</span>
<span class="value">{filesLabel(total.files)}</span>
</button>
<button
class="act danger"
onclick={() => {
everything = true;
}}
type="button"
>
<Icon name="delete" size="1.375rem" />
<span class="label">Очистить корзину</span>
<span class="value">{formatBytes(total.bytes)}</span>
</button>
{/if}
<div class="list">
{#each items as item, index (item.storage_key)}
<StorageRow
fileName={item.file_name}
kind={item.kind}
lead={purgeLabel(item.purge_at)}
mime={item.mime}
note={item.refs > 1 ? messagesLabel(item.refs) : undefined}
onopen={() => open(index)}
ontoggle={() => toggle(item.storage_key)}
refetchable={item.refetchable}
selected={selected.has(item.storage_key)}
size={item.file_size}
src={trashedUrl(item.storage_key)}
sub={chatTitle(item.chat_id)}
weight={heaviest > 0 ? (item.file_size ?? 0) / heaviest : 0}
>
{#snippet menu()}
<ContextMenuItem icon="open-in-new-tab" onselect={() => open(index)}>
Открыть
</ContextMenuItem>
<ContextMenuItem icon="undo" onselect={() => restore([item])}>
Вернуть
</ContextMenuItem>
<ContextMenuItem icon="reply" onselect={() => jump(item)}>
Перейти к сообщению
</ContextMenuItem>
<ContextMenuItem
icon="delete"
onselect={() => {
doomed = [item];
}}
>
Удалить насовсем
</ContextMenuItem>
{/snippet}
</StorageRow>
{/each}
{#if loading}
<div class="state"><Spinner /></div>
{:else if failed}
<div class="state">
<p>Не удалось загрузить корзину.</p>
<Button onclick={load} smaller variant="text">Повторить</Button>
</div>
{:else if items.length === 0}
<div class="state"><p>Корзина пуста.</p></div>
{:else if !done}
<button class="more" onclick={loadMore} type="button">
Показать ещё
</button>
{/if}
</div>
{#if chosen.length > 0}
<SelectionBar
failure={dialogOpen ? null : problem}
note={chosenGone > 0 ? `${chosenGone} не скачать заново` : undefined}
title="{filesLabel(chosen.length)} · {formatBytes(bytesOf(chosen))}"
warn
>
<Button
onclick={() => {
doomed = chosen;
}}
pill
smaller
variant="danger"
>
Удалить
</Button>
<Button
disabled={busy}
loading={busy}
onclick={() => restore(chosen)}
pill
smaller
>
<Icon name="undo" size="1.25rem" />
<span>Вернуть</span>
</Button>
</SelectionBar>
{:else if problem && !dialogOpen}
<SelectionBar failure={problem} title="Не получилось">
<Button
onclick={() => {
problem = null;
}}
smaller
variant="text"
>
Понятно
</Button>
</SelectionBar>
{/if}
</div>
<Dialog.Root
onOpenChange={(next) => {
if (!next) {
doomed = null;
everything = false;
problem = null;
}
}}
open={doomed !== null || everything}
>
<Dialog.Portal>
<Dialog.Overlay class="dialog-overlay" />
<Dialog.Content class="dialog-content">
<header class="dialog-head">
<Dialog.Title class="dialog-title">
{everything ? "Очистить корзину?" : "Удалить насовсем?"}
</Dialog.Title>
<Dialog.Close aria-label="Закрыть" class="dialog-close">
<Icon name="close" size="1.25rem" />
</Dialog.Close>
</header>
<div class="dialog-body">
{#if everything}
<p class="confirm">
{filesLabel(total.files)}, {formatBytes(total.bytes)},
{plural(
total.files,
"будет удалён",
"будут удалены",
"будут удалены"
)}
с диска.
</p>
<p class="confirm rest">
То, что ещё есть в Telegram, потом можно скачать заново. Файлы из
удалённых там сообщений пропадут насовсем.
</p>
{:else if doomed}
<p class="confirm">
{filesLabel(doomed.length)}, {formatBytes(bytesOf(doomed))},
{plural(
doomed.length,
"будет удалён",
"будут удалены",
"будут удалены"
)}
с диска.
</p>
{#if doomedGone > 0}
<p class="confirm warn">
<Icon name="warning" size="1.25rem" />
<span>
{filesLabel(doomedGone)}
скачать заново нельзя: в Telegram
{doomedGone === 1 ? "его" : "их"}
уже нет.
</span>
</p>
{/if}
{#if doomedGone < doomed.length}
<p class="confirm rest">
{doomedGone === 0 ? "Потом их" : "Остальные"}
можно скачать из Telegram заново.
</p>
{/if}
{/if}
{#if problem}
<p class="confirm failed">{problem}.</p>
{/if}
</div>
<div class="dialog-actions">
<Dialog.Close>
{#snippet child({
props,
})}
<Button {...props} pill variant="text">Отмена</Button>
{/snippet}
</Dialog.Close>
<Button
disabled={busy}
loading={busy}
onclick={purge}
pill
variant="danger"
>
Удалить
</Button>
</div>
</Dialog.Content>
</Dialog.Portal>
</Dialog.Root>
<MediaViewer
chatId={items[viewerIndex]?.chat_id ?? 0}
items={viewerItems}
bind:index={viewerIndex}
bind:open={viewerOpen}
/>
<style lang="scss">
.trash {
display: flex;
flex-direction: column;
min-height: 100%;
}
.note {
margin: 0;
padding: 0.75rem 1rem;
font-size: 0.8125rem;
line-height: 1.4;
color: var(--color-text-secondary);
}
.act {
cursor: pointer;
display: flex;
flex-shrink: 0;
gap: 0.875rem;
align-items: center;
width: 100%;
height: 3rem;
padding: 0 1rem 0 1.125rem;
border: 0;
border-bottom: 1px solid var(--color-borders);
font: inherit;
font-size: 0.9375rem;
color: var(--color-primary);
text-align: start;
background: none;
&.danger {
color: var(--color-error);
}
&:disabled {
cursor: default;
opacity: 0.5;
}
.label {
flex: 1;
}
.value {
font-size: 0.8125rem;
font-variant-numeric: tabular-nums;
color: var(--color-text-secondary);
}
&:focus-visible {
outline: 2px solid currentcolor;
outline-offset: -2px;
}
@media (hover: hover) {
&:not(:disabled):hover {
background-color: var(--color-chat-hover);
}
}
}
.more {
cursor: pointer;
width: calc(100% - 1rem);
margin: 0.5rem;
padding: 0.5rem;
border: 0;
border-radius: 0.5rem;
font: inherit;
font-size: 0.875rem;
color: var(--color-primary);
background-color: var(--color-background-secondary);
&:focus-visible {
outline: 2px solid var(--color-primary);
outline-offset: 1px;
}
@media (hover: hover) {
&:hover {
background-color: var(--color-chat-hover);
}
}
@media (pointer: coarse) {
min-height: 2.75rem;
}
}
.list {
flex: 1;
padding: 0.25rem 0 0.5rem;
}
.state {
display: flex;
flex-direction: column;
gap: 0.25rem;
align-items: center;
padding: 2rem 1rem;
font-size: 0.9375rem;
color: var(--color-text-secondary);
text-align: center;
p {
margin: 0;
}
}
.confirm {
margin: 0;
font-size: 0.9375rem;
line-height: 1.45;
&.rest,
&.failed {
margin-top: 0.75rem;
}
&.failed {
color: var(--color-error);
}
&.warn {
display: flex;
gap: 0.625rem;
align-items: flex-start;
margin-top: 0.75rem;
color: var(--color-storage-warning);
}
}
</style>