<script lang="ts">
	import { Button } from "$lib/components/ui/button";
	import * as Dialog from "$lib/components/ui/dialog";
	import { Input } from "$lib/components/ui/input";
	import { Label } from "$lib/components/ui/label";
	import { createPackage, updatePackage, type Package} from "$lib/api/dashboard/a76/general_catalogs/packages";
	import { companyStore } from "$lib/stores/company.svelte";

	let {
		open = $bindable(false),
		item = null,
		onSuccess
	}: {
		open: boolean;
		item?: Package | null;
		onSuccess?: () => void;
	} = $props();

	// Determinar si es modo edición o creación
	const isEdit = $derived(!!item);
	const title = $derived(isEdit ? "Editar Bulto" : "Nuevo Bulto");

	// Estado del formulario
	let formData = $state({
		key: item?.key || '',
		description_es: item?.description_es || '',
		description_en: item?.description_en || '',
		weight_unit: item?.weight_unit || null,
		plurals: item?.plurals || '',
		plural_in: item?.plural_in || '',
		code_ace: item?.code_ace || '',
		code_aamex: item?.code_aamex || ''
	});

	let loading = $state(false);
	let error = $state<string | null>(null);

	// Resetear formulario cuando cambia el item
	$effect(() => {
		if (item) {
			formData = {
				key: item.key,
				description_es: item.description_es || '',
				description_en: item.description_en || '',
				weight_unit: item.weight_unit,
				plurals: item.plurals || '',
				plural_in: item.plural_in || '',
				code_ace: item.code_ace || '',
				code_aamex: item.code_aamex || ''
			};
		} else {
			formData = {
				key: '',
				description_es: '',
				description_en: '',
				weight_unit: null,
				plurals: '',
				plural_in: '',
				code_ace: '',
				code_aamex: ''
			};
		}
	});

	async function handleSubmit() {
		error = null;
		loading = true;

		try {
			const companyId = companyStore.activeCompany?.id;
			if (!companyId) {
				throw new Error('No hay una compañía seleccionada');
			}

			// Validación básica
			if (!formData.key.trim()) {
				throw new Error('La clave es requerida');
			}

			if (formData.key.length > 5) {
				throw new Error('La clave no puede tener más de 5 caracteres');
			}

			// Preparar datos
			const dataToSend = {
				key: formData.key.trim(),
				description_es: formData.description_es.trim() || null,
				description_en: formData.description_en.trim() || null,
				weight_unit: formData.weight_unit,
				plurals: formData.plurals.trim() || null,
				plural_in: formData.plural_in.trim() || null,
				code_ace: formData.code_ace.trim() || null,
				code_aamex: formData.code_aamex.trim() || null
			};

			let response;
			if (isEdit && item) {
				response = await updatePackage(item.id, dataToSend, companyId);
			} else {
				response = await createPackage(dataToSend, companyId);
			}

			if (response.error) {
				throw new Error(response.error);
			}

			// Cerrar diálogo y notificar éxito
			open = false;
			if (onSuccess) {
				onSuccess();
			}
		} catch (e) {
			error = e instanceof Error ? e.message : 'Error al guardar el bulto';
		} finally {
			loading = false;
		}
	}

	function handleCancel() {
		open = false;
		error = null;
	}
</script>

<Dialog.Root bind:open>
	<Dialog.Content class="max-w-2xl max-h-[90vh] overflow-y-auto">
		<Dialog.Header>
			<Dialog.Title>{title}</Dialog.Title>
			<Dialog.Description>
				{isEdit ? 'Modifica los datos del bulto' : 'Completa los datos para crear un nuevo bulto'}
			</Dialog.Description>
		</Dialog.Header>

		<form onsubmit={(e) => { e.preventDefault(); handleSubmit(); }} class="space-y-4">
			{#if error}
				<div class="rounded-md bg-destructive/15 p-3 text-sm text-destructive">
					{error}
				</div>
			{/if}

			<div class="grid gap-4">
				<!-- Clave -->
				<div class="grid gap-2">
					<Label for="key">
						Clave <span class="text-destructive">*</span>
					</Label>
					<Input
						id="key"
						bind:value={formData.key}
						placeholder="Ej: CAJA"
						maxlength={5}
						required
						disabled={isEdit}
					/>
					<p class="text-xs text-muted-foreground">
						Máximo 5 caracteres. {isEdit ? 'No se puede modificar en edición.' : ''}
					</p>
				</div>

				<!-- Descripciones -->
				<div class="grid grid-cols-2 gap-4">
					<div class="grid gap-2">
						<Label for="description_es">Descripción (Español)</Label>
						<Input
							id="description_es"
							bind:value={formData.description_es}
							placeholder="Ej: Caja de cartón"
							maxlength={40}
						/>
					</div>

					<div class="grid gap-2">
						<Label for="description_en">Descripción (Inglés)</Label>
						<Input
							id="description_en"
							bind:value={formData.description_en}
							placeholder="Ej: Cardboard box"
							maxlength={40}
						/>
					</div>
				</div>

				<!-- Peso Unitario -->
				<div class="grid gap-2">
					<Label for="weight_unit">Peso Unitario</Label>
					<Input
						id="weight_unit"
						type="number"
						step="0.00000001"
						bind:value={formData.weight_unit}
						placeholder="0.00"
					/>
					<p class="text-xs text-muted-foreground">
						Peso unitario del bulto (hasta 8 decimales)
					</p>
				</div>

				<!-- Plurales -->
				<div class="grid grid-cols-2 gap-4">
					<div class="grid gap-2">
						<Label for="plurals">Plural</Label>
						<Input
							id="plurals"
							bind:value={formData.plurals}
							placeholder="Ej: CAJS"
							maxlength={4}
						/>
					</div>

					<div class="grid gap-2">
						<Label for="plural_in">Plural (Inglés)</Label>
						<Input
							id="plural_in"
							bind:value={formData.plural_in}
							placeholder="Ej: BOXS"
							maxlength={4}
						/>
					</div>
				</div>

				<!-- Códigos -->
				<div class="grid grid-cols-2 gap-4">
					<div class="grid gap-2">
						<Label for="code_ace">Código ACE</Label>
						<Input
							id="code_ace"
							bind:value={formData.code_ace}
							placeholder="Código ACE"
							maxlength={4}
						/>
					</div>

					<div class="grid gap-2">
						<Label for="code_aamex">Código AAMEX</Label>
						<Input
							id="code_aamex"
							bind:value={formData.code_aamex}
							placeholder="Código AAMEX"
							maxlength={9}
						/>
					</div>
				</div>
			</div>

			<Dialog.Footer>
				<Button
					type="button"
					variant="outline"
					onclick={handleCancel}
					disabled={loading}
				>
					Cancelar
				</Button>
				<Button type="submit" disabled={loading}>
					{loading ? 'Guardando...' : isEdit ? 'Actualizar' : 'Crear'}
				</Button>
			</Dialog.Footer>
		</form>
	</Dialog.Content>
</Dialog.Root>
