Files
stripstream/src/components/downloads/DownloadManager.tsx
2025-02-27 12:45:03 +01:00

383 lines
13 KiB
TypeScript

"use client";
import { useEffect, useState, useCallback } from "react";
import { KomgaBook } from "@/types/komga";
import { Tabs, TabsContent, TabsList, TabsTrigger } from "@/components/ui/tabs";
import { Card } from "@/components/ui/card";
import { Button } from "@/components/ui/button";
import { Download, Loader2, Check, Trash2, AlertCircle } from "lucide-react";
import { useToast } from "@/components/ui/use-toast";
import { Progress } from "@/components/ui/progress";
import Image from "next/image";
import Link from "next/link";
import { BookOfflineButton } from "@/components/ui/book-offline-button";
import { useTranslate } from "@/hooks/useTranslate";
type BookStatus = "idle" | "downloading" | "available" | "error";
interface BookDownloadStatus {
status: BookStatus;
progress: number;
timestamp: number;
lastDownloadedPage?: number;
}
interface DownloadedBook {
book: KomgaBook;
status: BookDownloadStatus;
}
export function DownloadManager() {
const [downloadedBooks, setDownloadedBooks] = useState<DownloadedBook[]>([]);
const [isLoading, setIsLoading] = useState(true);
const { toast } = useToast();
const { t } = useTranslate();
const getStorageKey = useCallback((bookId: string) => `book-status-${bookId}`, []);
const loadDownloadedBooks = useCallback(async () => {
setIsLoading(true);
try {
const books: DownloadedBook[] = [];
for (let i = 0; i < localStorage.length; i++) {
const key = localStorage.key(i);
if (key?.startsWith("book-status-")) {
const bookId = key.replace("book-status-", "");
const status = JSON.parse(localStorage.getItem(key) || "");
if (status.status !== "idle") {
try {
const response = await fetch(`/api/komga/books/${bookId}`);
if (!response.ok) throw new Error("Livre non trouvé");
const bookData = await response.json();
books.push({
book: bookData.book,
status,
});
} catch (error) {
console.error(`Erreur lors de la récupération du livre ${bookId}:`, error);
localStorage.removeItem(key);
}
}
}
}
setDownloadedBooks(books);
} catch (error) {
console.error("Erreur lors du chargement des livres:", error);
toast({
title: "Erreur",
description: "Impossible de charger les livres téléchargés",
variant: "destructive",
});
} finally {
setIsLoading(false);
}
}, [toast]);
const updateBookStatuses = useCallback(() => {
setDownloadedBooks((prevBooks) => {
return prevBooks.map((downloadedBook) => {
const status = JSON.parse(
localStorage.getItem(getStorageKey(downloadedBook.book.id)) || "{}"
);
if (!status || status.status === "idle") {
return downloadedBook;
}
return {
...downloadedBook,
status,
};
});
});
}, [getStorageKey]);
useEffect(() => {
loadDownloadedBooks();
const handleStorageChange = (e: StorageEvent) => {
if (e.key?.startsWith("book-status-")) {
updateBookStatuses();
}
};
window.addEventListener("storage", handleStorageChange);
const interval = setInterval(updateBookStatuses, 1000);
return () => {
window.removeEventListener("storage", handleStorageChange);
clearInterval(interval);
};
}, [loadDownloadedBooks, updateBookStatuses]);
const handleDeleteBook = async (book: KomgaBook) => {
try {
const cache = await caches.open("stripstream-books");
await cache.delete(`/api/komga/images/books/${book.id}/pages`);
for (let i = 1; i <= book.media.pagesCount; i++) {
await cache.delete(`/api/komga/images/books/${book.id}/pages/${i}`);
}
localStorage.removeItem(getStorageKey(book.id));
setDownloadedBooks((prev) => prev.filter((b) => b.book.id !== book.id));
toast({
title: t("downloads.toast.deleted"),
description: t("downloads.toast.deletedDesc"),
});
} catch (error) {
console.error("Erreur lors de la suppression du livre:", error);
toast({
title: t("downloads.toast.error"),
description: t("downloads.toast.errorDesc"),
variant: "destructive",
});
}
};
const handleRetryDownload = async (book: KomgaBook) => {
localStorage.removeItem(getStorageKey(book.id));
setDownloadedBooks((prev) => prev.filter((b) => b.book.id !== book.id));
toast({
title: t("downloads.toast.retry"),
description: t("downloads.toast.retryDesc"),
});
};
if (isLoading) {
return (
<div className="flex items-center justify-center p-8">
<Loader2 className="h-8 w-8 animate-spin" />
</div>
);
}
return (
<>
<div className="flex flex-col gap-1 mb-8">
<h1 className="text-3xl font-bold tracking-tight">{t("downloads.page.title")}</h1>
{t("downloads.page.description") && (
<p className="text-lg text-muted-foreground">{t("downloads.page.description")}</p>
)}
</div>
<Tabs defaultValue="all" className="space-y-4">
<div className="flex items-center justify-between">
<TabsList>
<TabsTrigger value="all">
{t("downloads.tabs.all", { count: downloadedBooks.length })}
</TabsTrigger>
<TabsTrigger value="downloading">
{t("downloads.tabs.downloading", {
count: downloadedBooks.filter((b) => b.status.status === "downloading").length,
})}
</TabsTrigger>
<TabsTrigger value="available">
{t("downloads.tabs.available", {
count: downloadedBooks.filter((b) => b.status.status === "available").length,
})}
</TabsTrigger>
<TabsTrigger value="error">
{t("downloads.tabs.error", {
count: downloadedBooks.filter((b) => b.status.status === "error").length,
})}
</TabsTrigger>
</TabsList>
{downloadedBooks.some((b) => b.status.status === "error") && (
<Button
variant="outline"
size="sm"
onClick={() => {
const errorBooks = downloadedBooks.filter((b) => b.status.status === "error");
errorBooks.forEach((book) => handleRetryDownload(book.book));
toast({
title: t("downloads.toast.retryAll"),
description: t("downloads.toast.retryAllDesc", { count: errorBooks.length }),
});
}}
className="gap-2"
>
<Download className="h-4 w-4" />
{t("downloads.actions.retryAll")}
</Button>
)}
</div>
<TabsContent value="all" className="space-y-4">
{downloadedBooks.map(({ book, status }) => (
<BookDownloadCard
key={book.id}
book={book}
status={status}
onDelete={() => handleDeleteBook(book)}
onRetry={() => handleRetryDownload(book)}
/>
))}
{downloadedBooks.length === 0 && (
<p className="text-center text-muted-foreground p-8">{t("downloads.empty.all")}</p>
)}
</TabsContent>
<TabsContent value="downloading" className="space-y-4">
{downloadedBooks
.filter((b) => b.status.status === "downloading")
.map(({ book, status }) => (
<BookDownloadCard
key={book.id}
book={book}
status={status}
onDelete={() => handleDeleteBook(book)}
onRetry={() => handleRetryDownload(book)}
/>
))}
{downloadedBooks.filter((b) => b.status.status === "downloading").length === 0 && (
<p className="text-center text-muted-foreground p-8">
{t("downloads.empty.downloading")}
</p>
)}
</TabsContent>
<TabsContent value="available" className="space-y-4">
{downloadedBooks
.filter((b) => b.status.status === "available")
.map(({ book, status }) => (
<BookDownloadCard
key={book.id}
book={book}
status={status}
onDelete={() => handleDeleteBook(book)}
onRetry={() => handleRetryDownload(book)}
/>
))}
{downloadedBooks.filter((b) => b.status.status === "available").length === 0 && (
<p className="text-center text-muted-foreground p-8">
{t("downloads.empty.available")}
</p>
)}
</TabsContent>
<TabsContent value="error" className="space-y-4">
{downloadedBooks
.filter((b) => b.status.status === "error")
.map(({ book, status }) => (
<BookDownloadCard
key={book.id}
book={book}
status={status}
onDelete={() => handleDeleteBook(book)}
onRetry={() => handleRetryDownload(book)}
/>
))}
{downloadedBooks.filter((b) => b.status.status === "error").length === 0 && (
<p className="text-center text-muted-foreground p-8">{t("downloads.empty.error")}</p>
)}
</TabsContent>
</Tabs>
</>
);
}
interface BookDownloadCardProps {
book: KomgaBook;
status: BookDownloadStatus;
onDelete: () => void;
onRetry: () => void;
}
function BookDownloadCard({ book, status, onDelete, onRetry }: BookDownloadCardProps) {
const { t } = useTranslate();
const formatSize = (bytes: number) => {
const mb = bytes / (1024 * 1024);
return t("downloads.info.size", { size: mb.toFixed(1) });
};
const getStatusIcon = (status: BookStatus) => {
switch (status) {
case "downloading":
return <Loader2 className="h-4 w-4 animate-spin" />;
case "available":
return <Check className="h-4 w-4" />;
case "error":
return <AlertCircle className="h-4 w-4 text-destructive" />;
default:
return <Download className="h-4 w-4" />;
}
};
const getStatusText = (status: BookStatus) => {
return t(`downloads.status.${status}`);
};
return (
<Card className="p-4">
<div className="flex items-center gap-4">
<div className="relative w-12 aspect-[2/3] bg-muted rounded overflow-hidden">
<Image
src={`/api/komga/images/books/${book.id}/thumbnail`}
alt={t("books.coverAlt", { title: book.metadata?.title })}
className="object-cover"
fill
sizes="48px"
priority={false}
/>
</div>
<div className="flex-1 min-w-0">
<Link
href={`/books/${book.id}`}
className="hover:underline hover:text-primary transition-colors"
>
<h3 className="font-medium truncate">
{book.metadata?.title || t("books.title", { number: book.metadata?.number })}
</h3>
</Link>
<div className="flex items-center gap-2 text-xs text-muted-foreground">
<span>{formatSize(book.sizeBytes)}</span>
<span></span>
<span>
{status.status === "downloading"
? t("downloads.info.pages", {
current: Math.floor((status.progress * book.media.pagesCount) / 100),
total: book.media.pagesCount,
})
: t("downloads.info.totalPages", { count: book.media.pagesCount })}
</span>
</div>
<div className="flex items-center gap-2 text-sm text-muted-foreground">
{getStatusIcon(status.status)}
<span>{getStatusText(status.status)}</span>
</div>
{status.status === "downloading" && (
<div className="flex items-center gap-2 mt-2">
<Progress value={status.progress} className="flex-1" />
<span className="text-xs text-muted-foreground w-12 text-right">
{Math.round(status.progress)}%
</span>
</div>
)}
</div>
<div className="flex items-center gap-2">
{status.status === "error" && (
<Button
variant="ghost"
size="icon"
onClick={onRetry}
title={t("downloads.actions.retry")}
className="h-8 w-8 p-0 rounded-br-lg rounded-tl-lg"
>
<Download className="h-5 w-5" />
</Button>
)}
<BookOfflineButton book={book} />
{status.status !== "downloading" && (
<Button
variant="ghost"
size="icon"
onClick={onDelete}
title={t("downloads.actions.delete")}
className="h-8 w-8 p-0 rounded-br-lg rounded-tl-lg"
>
<Trash2 className="h-5 w-5" />
</Button>
)}
</div>
</div>
</Card>
);
}