jellytau/src/lib/components/library/GenericGenreBrowser.svelte
Duncan Tourolle 59270e8a4f
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fix tests
2026-02-14 16:39:46 +01:00

280 lines
9.3 KiB
Svelte

<script lang="ts">
import { onMount } from "svelte";
import { goto } from "$app/navigation";
import { currentLibrary } from "$lib/stores/library";
import { auth } from "$lib/stores/auth";
import SearchBar from "$lib/components/common/SearchBar.svelte";
import BackButton from "$lib/components/common/BackButton.svelte";
import ResultsCounter from "$lib/components/common/ResultsCounter.svelte";
import { useServerReachabilityReload } from "$lib/composables/useServerReachabilityReload";
import type { Genre, MediaItem } from "$lib/api/types";
/**
* Generic genre browser supporting Movies, Music Albums, and TV Series
* Consolidates duplicate genre-browsing logic across media types
*
* @req: UR-007 - Navigate media in library
* @req: UR-030 - Quick genre browsing and filtering
* @req: DR-007 - Library browsing screens (genre filtering)
*/
export interface GenreConfig {
itemTypes: string[]; // ["Movie"] or ["MusicAlbum"] or ["Series"]
title: string; // "Movie Genres" or "Genres" or "TV Genres"
backPath: string; // "/library" or "/library/music"
genreIcon: string; // SVG path for genre icon
itemDisplayMode: "poster" | "square"; // Aspect ratio: 2/3 or 1/1
searchPlaceholder?: string; // Optional custom placeholder
noItemsMessage?: string; // Optional custom empty state
}
interface Props {
config: GenreConfig;
}
let { config }: Props = $props();
let genres = $state<Genre[]>([]);
let filteredGenres = $state<Genre[]>([]);
let loading = $state(true);
let searchQuery = $state("");
let selectedGenre = $state<Genre | null>(null);
let genreItems = $state<MediaItem[]>([]);
let loadingItems = $state(false);
let genreItemImageUrls = $state<Map<string, string>>(new Map());
const { markLoaded } = useServerReachabilityReload(async () => {
await loadGenres();
if (selectedGenre) {
await loadGenreItems(selectedGenre);
}
});
onMount(async () => {
await loadGenres();
markLoaded();
});
async function loadGenres() {
if (!$currentLibrary) {
goto(config.backPath);
return;
}
try {
loading = true;
const repo = auth.getRepository();
const result = await repo.getGenres($currentLibrary.id);
genres = result.sort((a, b) => a.name.localeCompare(b.name));
applyFilter();
} catch (e) {
console.error("Failed to load genres:", e);
} finally {
loading = false;
}
}
async function loadGenreItems(genre: Genre) {
if (!$currentLibrary) return;
try {
loadingItems = true;
selectedGenre = genre;
genreItemImageUrls = new Map(); // Clear image URLs when loading new genre
const repo = auth.getRepository();
const result = await repo.getItems($currentLibrary.id, {
includeItemTypes: config.itemTypes,
genres: [genre.name],
sortBy: "SortName",
sortOrder: "Ascending",
recursive: true,
limit: 10000,
});
genreItems = result.items;
} catch (e) {
console.error("Failed to load genre items:", e);
} finally {
loadingItems = false;
}
}
// Load image URL for a single item
async function loadGenreItemImage(item: MediaItem): Promise<void> {
if (!item.primaryImageTag || genreItemImageUrls.has(item.id)) return;
try {
const repo = auth.getRepository();
const url = await repo.getImageUrl(item.id, "Primary", {
maxWidth: 300,
tag: item.primaryImageTag,
});
genreItemImageUrls.set(item.id, url);
} catch {
genreItemImageUrls.set(item.id, "");
}
}
// Load image URLs for all genre items
$effect(() => {
genreItems.forEach((item) => {
if (item.primaryImageTag && !genreItemImageUrls.has(item.id)) {
loadGenreItemImage(item);
}
});
});
function applyFilter() {
let result = [...genres];
if (searchQuery.trim()) {
const query = searchQuery.toLowerCase();
result = result.filter((genre) => genre.name.toLowerCase().includes(query));
}
filteredGenres = result;
}
function handleSearch(query: string) {
searchQuery = query;
applyFilter();
}
function handleGenreClick(genre: Genre) {
loadGenreItems(genre);
}
function handleItemClick(item: MediaItem) {
goto(`/library/${item.id}`);
}
function goBack() {
if (selectedGenre) {
selectedGenre = null;
genreItems = [];
} else {
goto(config.backPath);
}
}
const aspectRatioClass = $derived(config.itemDisplayMode === "poster" ? "aspect-[2/3]" : "aspect-square");
const gridColsClass = $derived(
config.itemDisplayMode === "poster"
? "grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-5"
: "grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-6"
);
const searchPlaceholder = $derived(config.searchPlaceholder || `Search ${config.title.toLowerCase()}...`);
const noItemsMessage = $derived(config.noItemsMessage || `No ${config.itemTypes[0]?.toLowerCase() || "items"} found in this genre`);
</script>
<div class="space-y-6">
<!-- Header -->
<div class="flex items-center gap-4">
<BackButton onClick={goBack} label="Back" />
<h1 class="text-3xl font-bold text-white">
{#if selectedGenre}
{selectedGenre.name}
{:else}
{config.title}
{/if}
</h1>
</div>
{#if !selectedGenre}
<!-- Genre Browser -->
<SearchBar value={searchQuery} placeholder={searchPlaceholder} onInput={handleSearch} />
{#if !loading && filteredGenres.length > 0}
<ResultsCounter count={filteredGenres.length} itemType="genre" searchQuery={searchQuery} />
{/if}
<!-- Genres Grid -->
{#if loading}
<div class="grid {gridColsClass} gap-4">
{#each Array(12) as _}
<div class="animate-pulse">
<div class="aspect-square bg-[var(--color-surface)] rounded-lg"></div>
<div class="mt-2 h-4 bg-[var(--color-surface)] rounded w-3/4"></div>
</div>
{/each}
</div>
{:else if filteredGenres.length === 0}
<div class="text-center py-12 text-gray-400">
<p>No genres found</p>
</div>
{:else}
<div class="grid {gridColsClass} gap-4">
{#each filteredGenres as genre (genre.id)}
<button onclick={() => handleGenreClick(genre)} class="group text-left">
<div
class="aspect-square bg-gradient-to-br from-[var(--color-jellyfin)]/20 to-[var(--color-jellyfin)]/5 rounded-lg flex items-center justify-center group-hover:from-[var(--color-jellyfin)]/30 group-hover:to-[var(--color-jellyfin)]/10 transition-all"
>
<svg
class="w-12 h-12 text-[var(--color-jellyfin)] opacity-70 group-hover:opacity-100 transition-opacity"
fill="currentColor"
viewBox="0 0 24 24"
>
{@html config.genreIcon}
</svg>
</div>
<p class="mt-2 text-sm font-medium text-white truncate group-hover:text-[var(--color-jellyfin)] transition-colors">
{genre.name}
</p>
</button>
{/each}
</div>
{/if}
{:else}
<!-- Genre Items View -->
{#if loadingItems}
<div class="grid {gridColsClass} gap-4">
{#each Array(10) as _}
<div class="animate-pulse">
<div class="{aspectRatioClass} bg-[var(--color-surface)] rounded-lg"></div>
<div class="mt-2 h-4 bg-[var(--color-surface)] rounded w-3/4"></div>
</div>
{/each}
</div>
{:else if genreItems.length === 0}
<div class="text-center py-12 text-gray-400">
<p>{noItemsMessage}</p>
</div>
{:else}
<div>
<ResultsCounter count={genreItems.length} itemType={config.itemTypes[0]?.toLowerCase() || "item"} />
<div class="grid {gridColsClass} gap-4 mt-4">
{#each genreItems as item (item.id)}
<button onclick={() => handleItemClick(item)} class="group text-left">
<div class="{aspectRatioClass} bg-[var(--color-surface)] rounded-lg overflow-hidden mb-2">
{#if item.primaryImageTag && genreItemImageUrls.get(item.id)}
<img
src={genreItemImageUrls.get(item.id)}
alt={item.name}
class="w-full h-full object-cover group-hover:scale-105 transition-transform"
/>
{:else}
<div class="w-full h-full flex items-center justify-center">
<svg class="w-16 h-16 text-gray-600" fill="currentColor" viewBox="0 0 24 24">
<path d="M18 4l2 4h-3l-2-4h-2l2 4h-3l-2-4H8l2 4H7L5 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V4h-4z" />
</svg>
</div>
{/if}
</div>
<p class="font-medium text-white truncate group-hover:text-[var(--color-jellyfin)] transition-colors">
{item.name}
</p>
{#if item.productionYear}
<p class="text-sm text-gray-400">
{item.productionYear}
{#if item.communityRating}
<span class="text-yellow-500 ml-1">{item.communityRating.toFixed(1)}</span>
{/if}
</p>
{/if}
</button>
{/each}
</div>
</div>
{/if}
{/if}
</div>