<?php
/**
 * Creates a Free/Core PDF sample without creating or reading a Woo order.
 *
 * @package Leanmerce\CommerceCompliance
 */

namespace Leanmerce\CommerceCompliance\Application\Document;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

use Leanmerce\CommerceCompliance\Application\Setup\SettingsRepository;
use Leanmerce\CommerceCompliance\Domain\Document\BasicOrderDocument;
use Leanmerce\CommerceCompliance\Domain\Document\PdfRendererInterface;

final class BasicPdfPreviewService {
	public function __construct(
		private readonly SettingsRepository $settings,
		private readonly MoneyFormatter $money,
		private readonly BasicDocumentTextCatalog $texts,
		private readonly PdfRendererInterface $renderer
	) {}

	public function render( string $language ): string {
		$settings = $this->settings->get_settings();
		$merchant = (array) ( $settings['merchant'] ?? array() );
		$currency = function_exists( 'get_woocommerce_currency' ) ? (string) get_woocommerce_currency() : 'BAM';
		$labels   = $this->sample_labels( $language );
		$name     = trim( (string) ( $merchant['legal_name'] ?? '' ) );
		$address  = implode( ', ', array_filter( array_map( 'trim', array( (string) ( $merchant['address'] ?? '' ), (string) ( $merchant['postcode'] ?? '' ), (string) ( $merchant['city'] ?? '' ), (string) ( $merchant['country'] ?? '' ) ) ) ) );
		$price    = $this->money->format( 49.90, $currency );
		$shipping = $this->money->format( 7.00, $currency );
		$total    = $this->money->format( 56.90, $currency );

		$document = new BasicOrderDocument(
			0,
			$labels['number'],
			gmdate( 'Y-m-d' ),
			$language,
			$currency,
			array(
				'name'                => '' !== $name ? $name : $labels['merchant'],
				'address'             => '' !== $address ? $address : $labels['merchant_address'],
				'registration_number' => (string) ( $merchant['registration_number'] ?? '' ),
				'tax_id'              => (string) ( $merchant['tax_id'] ?? '' ),
				'vat_number'          => (string) ( $merchant['vat_number'] ?? '' ),
				'email'               => (string) ( $merchant['email'] ?? '' ),
				'phone'               => (string) ( $merchant['phone'] ?? '' ),
			),
			array(
				'name'    => $labels['customer'],
				'company' => '',
				'address' => $labels['billing'],
				'email'   => 'kupac@example.com',
				'phone'   => '+387 61 000 000',
			),
			array(
				'name'    => $labels['customer'],
				'company' => '',
				'address' => $labels['shipping'],
				'email'   => '',
				'phone'   => '',
			),
			array(
				array(
					'name'       => $labels['product'],
					'sku'        => 'PRIMJER-001',
					'quantity'   => 1,
					'unit_price' => $price,
					'line_total' => $price,
				),
			),
			$price,
			$this->money->format( 0, $currency ),
			$shipping,
			$this->money->format( 0, $currency ),
			$total,
			$labels['payment'],
			$labels['delivery'],
			$this->texts->get( $language, 'preview_label' )
		);

		return $this->renderer->render( $document );
	}

	/** @return array<string,string> */
	private function sample_labels( string $language ): array {
		$all = array(
			'bs' => array(
				'number'           => 'PRIMJER-001',
				'merchant'         => 'Primjer trgovine d.o.o.',
				'merchant_address' => 'Primjer 1, 71000 Sarajevo, BA',
				'customer'         => 'Ogledni kupac',
				'billing'          => 'Ulica primjera 2, 71000 Sarajevo, BA',
				'shipping'         => 'Ulica primjera 2, 71000 Sarajevo, BA',
				'product'          => 'Ogledni proizvod ć č ž š đ',
				'payment'          => 'Ogledni način plaćanja',
				'delivery'         => 'Ogledna dostava',
			),
			'hr' => array(
				'number'           => 'PRIMJER-001',
				'merchant'         => 'Primjer trgovine d.o.o.',
				'merchant_address' => 'Primjer 1, 10000 Zagreb, HR',
				'customer'         => 'Ogledni kupac',
				'billing'          => 'Ulica primjera 2, 10000 Zagreb, HR',
				'shipping'         => 'Ulica primjera 2, 10000 Zagreb, HR',
				'product'          => 'Ogledni proizvod ć č ž š đ',
				'payment'          => 'Ogledni način plaćanja',
				'delivery'         => 'Ogledna dostava',
			),
			'sr' => array(
				'number'           => 'PRIMER-001',
				'merchant'         => 'Primer trgovine d.o.o.',
				'merchant_address' => 'Primer 1, 11000 Beograd, RS',
				'customer'         => 'Ogledni kupac',
				'billing'          => 'Ulica primera 2, 11000 Beograd, RS',
				'shipping'         => 'Ulica primera 2, 11000 Beograd, RS',
				'product'          => 'Ogledni proizvod ć č ž š đ',
				'payment'          => 'Ogledni način plaćanja',
				'delivery'         => 'Ogledna dostava',
			),
			'en' => array(
				'number'           => 'SAMPLE-001',
				'merchant'         => 'Sample Store Ltd',
				'merchant_address' => '1 Sample Street, Sample City',
				'customer'         => 'Sample Customer',
				'billing'          => '2 Example Street, Sample City',
				'shipping'         => '2 Example Street, Sample City',
				'product'          => 'Sample product ć č ž š đ',
				'payment'          => 'Sample payment method',
				'delivery'         => 'Sample delivery',
			),
		);
		return $all[ $language ] ?? $all['bs'];
	}
}