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path: root/src/routes/groceries/catalog/+page.svelte
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<script lang="ts">
	import { enhance } from '$app/forms';
	import { SvelteSet } from 'svelte/reactivity';
	import GroceryRow from '$lib/components/GroceryRow.svelte';
	import { groupByCategory } from '$lib/shared/group-by-category';

	let { data, form } = $props();

	let catalogItems = $derived(data?.items ?? []);
	let selectedIds = new SvelteSet<number>();
	let searchQuery = $state('');

	let filteredItems = $derived(
		searchQuery.trim() === ''
			? catalogItems
			: catalogItems.filter((item) =>
					item.name.toLowerCase().includes(searchQuery.toLowerCase()),
				),
	);

	function toggleId(id: number) {
		if (selectedIds.has(id)) selectedIds.delete(id);
		else selectedIds.add(id);
	}
</script>

{#if catalogItems.length > 0}
	<div class="bulk-bar">
		<form
			method="POST"
			action="?/bulkUpdateCategory"
			use:enhance={() => {
				return async ({ update }) => {
					await update({ reset: false });
					selectedIds.clear();
				};
			}}
		>
			{#each Array.from(selectedIds) as id (id)}
				<input type="hidden" name="ids" value={id} />
			{/each}
			<select name="category_id" class="form-select">
				<option value={-1}>Non catégorisé</option>
				{#each data.categories as cat (cat.id)}
					<option value={cat.id}>{cat.name}</option>
				{/each}
			</select>
			<button
				class="btn-primary"
				type="submit"
				disabled={selectedIds.size === 0}
			>
				Mettre à jour ({selectedIds.size})
			</button>
		</form>
	</div>
{/if}

<main>
	{#if form?.error}
		<p class="error">{form.error}</p>
	{/if}

	{#if catalogItems.length === 0}
		<p class="empty">Aucun article</p>
	{:else}
		<input
			type="search"
			bind:value={searchQuery}
			placeholder="Rechercher un article..."
			class="search-input"
		/>

		{#if filteredItems.length === 0}
			<p class="empty">Aucun résultat</p>
		{:else}
			<form method="POST" action="?/toggle" use:enhance>
				{#each groupByCategory(filteredItems, data.categories) as [cat, items] (cat)}
					<h3 class="category-name">{cat}</h3>
					<ul class="item-list">
						{#each items as item (item.id)}
							<GroceryRow
								{item}
								from="/groceries/catalog"
								selectable
								checked={selectedIds.has(item.id)}
								oncheck={() => toggleId(item.id)}
							/>
						{/each}
					</ul>
				{/each}
			</form>
		{/if}
	{/if}
</main>

<style>
	.bulk-bar {
		display: flex;
		gap: 0.5rem;
		padding: 0.5rem 1rem;
		position: sticky;
		top: var(--nav-height);
		background: var(--bg);
		border-bottom: 1px solid var(--border);
		z-index: 10;
	}

	.bulk-bar form {
		display: flex;
		gap: 0.5rem;
		align-items: center;
		width: 100%;
	}

	.bulk-bar .form-select {
		flex: 1;
		min-width: 0;
	}

	.bulk-bar .btn-primary {
		padding: 0.75rem 1rem;
		align-self: center;
		white-space: nowrap;
	}

	.bulk-bar .btn-primary:disabled {
		opacity: 0.5;
		cursor: not-allowed;
		transform: none;
		box-shadow: none;
	}

	.error {
		margin-bottom: 1rem;
	}

	.search-input {
		width: 100%;
		padding: 0.75rem 1rem;
		border: 1px solid var(--border);
		border-radius: 0.5rem;
		background: var(--surface);
		color: var(--text);
		font-size: 1rem;
		margin-top: 1rem;
	}
</style>