<?php
/**
 * Matreshka — Admin Order Metaboxes
 *
 * Displays all custom order fields (shipping, delivery details,
 * substitution / packing preferences, payment) in the WooCommerce
 * admin order edit screen as clean, styled metaboxes.
 *
 * @package Matreshka
 */

defined( 'ABSPATH' ) || exit;

/* ================================================================
 * 1. Default order status → "processing"
 * ================================================================ */

add_filter( 'woocommerce_default_order_status', function () {
	return 'processing';
} );

/* ================================================================
 * 2. Register single meta box (normal position, 3 columns inside)
 * ================================================================ */

add_action( 'add_meta_boxes', 'matreshka_register_order_metaboxes' );

function matreshka_register_order_metaboxes() {
	$screen = matreshka_get_order_screen();

	add_meta_box(
		'matreshka_order_details',
		'🛒 Детали заказа Матрёшка',
		'matreshka_metabox_order_details',
		$screen,
		'normal',
		'high'
	);
}

/**
 * Helper: get correct screen ID for HPOS or legacy orders.
 */
function matreshka_get_order_screen() {
	if ( class_exists( '\Automattic\WooCommerce\Internal\DataStores\Orders\CustomOrdersTableController' ) ) {
		$controller = wc_get_container()->get( \Automattic\WooCommerce\Internal\DataStores\Orders\CustomOrdersTableController::class );
		if ( $controller && is_callable( [ $controller, 'custom_orders_table_usage_is_enabled' ] ) && $controller->custom_orders_table_usage_is_enabled() ) {
			return wc_get_page_screen_id( 'shop-order' );
		}
	}
	return 'shop_order';
}

/**
 * Helper: retrieve WC_Order from metabox callback param.
 */
function matreshka_get_order_from_metabox( $post_or_order ) {
	if ( $post_or_order instanceof WC_Order ) {
		return $post_or_order;
	}
	if ( $post_or_order instanceof WP_Post ) {
		return wc_get_order( $post_or_order->ID );
	}
	// HPOS passes the order directly
	if ( is_object( $post_or_order ) && method_exists( $post_or_order, 'get_id' ) ) {
		return wc_get_order( $post_or_order->get_id() );
	}
	return null;
}

/* ================================================================
 * 3. SINGLE METABOX — 3 columns: Доставка | Замены | Оплата
 * ================================================================ */

function matreshka_metabox_order_details( $post_or_order ) {
	$order = matreshka_get_order_from_metabox( $post_or_order );
	if ( ! $order ) return;

	matreshka_admin_metabox_styles();

	echo '<div class="matreshka-mb-grid">';

	// ── Column 1: Доставка и адрес ──
	echo '<div class="matreshka-mb-col">';
	echo '<h4 class="matreshka-mb-col-title">📦 Доставка и адрес</h4>';
	matreshka_render_col_delivery( $order );
	echo '</div>';

	// ── Column 2: Замены и пожелания ──
	echo '<div class="matreshka-mb-col">';
	echo '<h4 class="matreshka-mb-col-title">🔄 Замены и пожелания</h4>';
	matreshka_render_col_substitution( $order );
	echo '</div>';

	// ── Column 3: Оплата ──
	echo '<div class="matreshka-mb-col">';
	echo '<h4 class="matreshka-mb-col-title">💳 Оплата</h4>';
	matreshka_render_col_payment( $order );
	echo '</div>';

	echo '</div>';
}

/* ── Column 1: Доставка и адрес ────────────────────────────── */

function matreshka_render_col_delivery( $order ) {
	$shipping_type = $order->get_meta( '_matreshka_shipping_type' ) ?: 'delivery';

	// Способ получения
	echo '<div class="matreshka-mb-section">';
	echo '<div class="matreshka-mb-label">Способ получения</div>';

	if ( $shipping_type === 'pickup' ) {
		echo '<div class="matreshka-mb-badge matreshka-mb-badge--pickup">🏪 Самовывоз</div>';

		$store_name    = $order->get_meta( '_matreshka_pickup_store_name' );
		$store_address = $order->get_meta( '_matreshka_pickup_store_address' );
		$store_phone   = $order->get_meta( '_matreshka_pickup_store_phone' );
		$store_hours   = $order->get_meta( '_matreshka_pickup_store_hours' );

		if ( $store_name || $store_address ) {
			echo '<div class="matreshka-mb-card">';
			if ( $store_name )    echo '<div class="matreshka-mb-row"><strong>' . esc_html( $store_name ) . '</strong></div>';
			if ( $store_address ) echo '<div class="matreshka-mb-row">📍 ' . esc_html( $store_address ) . '</div>';
			if ( $store_phone )   echo '<div class="matreshka-mb-row">📞 ' . esc_html( $store_phone ) . '</div>';
			if ( $store_hours )   echo '<div class="matreshka-mb-row">🕐 ' . esc_html( $store_hours ) . '</div>';
			echo '</div>';
		}
	} else {
		echo '<div class="matreshka-mb-badge matreshka-mb-badge--delivery">🚚 Курьерская доставка</div>';
	}
	echo '</div>';

	// Адрес и «Оставить у двери» — только для доставки
	if ( $shipping_type !== 'pickup' ) {
		// Адрес
		$address   = $order->get_billing_address_1() ?: $order->get_shipping_address_1();
		$entrance  = $order->get_meta( '_matreshka_entrance' );
		$intercom  = $order->get_meta( '_matreshka_intercom' );
		$floor     = $order->get_meta( '_matreshka_floor' );
		$apartment = $order->get_meta( '_matreshka_apartment' );

		$has_details = $address || $entrance || $intercom || $floor || $apartment;

		if ( $has_details ) {
			echo '<div class="matreshka-mb-section">';
			echo '<div class="matreshka-mb-label">Адрес для доставки:</div>';
			echo '<div class="matreshka-mb-card">';

			if ( $address ) echo '<div class="matreshka-mb-row"><strong>📍 ' . esc_html( $address ) . '</strong></div>';

			$details = [];
			if ( $entrance )  $details[] = 'Подъезд: ' . esc_html( $entrance );
			if ( $floor )     $details[] = 'Этаж: ' . esc_html( $floor );
			if ( $apartment ) $details[] = 'Кв.: ' . esc_html( $apartment );
			if ( $intercom )  $details[] = 'Домофон: ' . esc_html( $intercom );

			if ( ! empty( $details ) ) {
				echo '<div class="matreshka-mb-row matreshka-mb-details">' . implode( ' &nbsp;·&nbsp; ', $details ) . '</div>';
			}

			echo '</div>';
			echo '</div>';
		}

		// Оставить у двери
		$leave_at_door = $order->get_meta( '_matreshka_leave_at_door' );
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">Оставить у двери</div>';
		if ( $leave_at_door === 'yes' ) {
			echo '<div class="matreshka-mb-highlight">🚪 Да — оставить у двери</div>';
		} else {
			echo '<div class="matreshka-mb-value">Нет</div>';
		}
		echo '</div>';
	}

	// A pickup order has a general order comment rather than a courier instruction.
	$courier_comment = $order->get_meta( '_matreshka_courier_comment' );
	if ( ! $courier_comment ) {
		$courier_comment = $order->get_customer_note();
	}
	if ( $courier_comment ) {
		$comment_label = $shipping_type === 'pickup' ? 'Комментарий к заказу' : 'Комментарий курьеру';
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">' . esc_html( $comment_label ) . '</div>';
		echo '<div class="matreshka-mb-note">💬 ' . esc_html( $courier_comment ) . '</div>';
		echo '</div>';
	}

	// Телефон
	$phone = $order->get_billing_phone();
	if ( $phone ) {
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">Телефон</div>';
		echo '<div class="matreshka-mb-value">📞 <a href="tel:' . esc_attr( $phone ) . '">' . esc_html( $phone ) . '</a></div>';
		echo '</div>';
	}
}

/* ── Column 2: Замены и пожелания ──────────────────────────── */

function matreshka_render_col_substitution( $order ) {
	$type    = $order->get_meta( '_matreshka_substitution_label' );
	$comment = $order->get_meta( '_matreshka_packer_comment' );
	$bags    = $order->get_meta( '_matreshka_less_bags' );
	$vegs    = $order->get_meta( '_matreshka_vegs_in_bags' );

	if ( ! $type && ! $comment && $bags !== 'yes' && $vegs !== 'yes' ) {
		echo '<p class="matreshka-mb-empty">Нет особых пожеланий</p>';
		return;
	}

	// Если не в наличии
	if ( $type ) {
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">Если не в наличии</div>';

		$type_key = $order->get_meta( '_matreshka_substitution_type' );
		$icon = '📞';
		if ( $type_key === 'no_replace' ) $icon = '🚫';
		elseif ( $type_key === 'auto_replace' ) $icon = '🔄';

		echo '<div class="matreshka-mb-badge matreshka-mb-badge--substitution">' . $icon . ' ' . esc_html( $type ) . '</div>';
		echo '</div>';
	}

	// Пакеты
	if ( $bags === 'yes' || $vegs === 'yes' ) {
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">Упаковка</div>';
		if ( $bags === 'yes' ) echo '<div class="matreshka-mb-check">✅ Меньше пакетов</div>';
		if ( $vegs === 'yes' ) echo '<div class="matreshka-mb-check">✅ Овощи в пакетах</div>';
		echo '</div>';
	}

	// Комментарий сборщику
	if ( $comment ) {
		echo '<div class="matreshka-mb-section">';
		echo '<div class="matreshka-mb-label">Комментарий сборщику</div>';
		echo '<div class="matreshka-mb-note">💬 ' . esc_html( $comment ) . '</div>';
		echo '</div>';
	}
}

/* ── Column 3: Оплата ─────────────────────────────────────── */

function matreshka_render_col_payment( $order ) {
	$method       = $order->get_payment_method();
	$method_title = $order->get_payment_method_title();
	$is_paid      = $order->is_paid();

	// Способ оплаты
	echo '<div class="matreshka-mb-section">';
	echo '<div class="matreshka-mb-label">Способ оплаты</div>';

	if ( $method_title ) {
		$icon = '💵';
		if ( $method === 'bacs' || strpos( $method, 'card' ) !== false || strpos( $method, 'stripe' ) !== false ) {
			$icon = '💳';
		}
		echo '<div class="matreshka-mb-value">' . $icon . ' ' . esc_html( $method_title ) . '</div>';
	} else {
		echo '<div class="matreshka-mb-empty">Не указан</div>';
	}
	echo '</div>';

	// Статус оплаты
	echo '<div class="matreshka-mb-section">';
	echo '<div class="matreshka-mb-label">Статус оплаты</div>';

	if ( $is_paid ) {
		$date_paid = $order->get_date_paid();
		echo '<div class="matreshka-mb-badge matreshka-mb-badge--paid">✅ Оплачен';
		if ( $date_paid ) {
			echo ' <span class="matreshka-mb-date">' . esc_html( $date_paid->date_i18n( 'd.m.Y H:i' ) ) . '</span>';
		}
		echo '</div>';
	} else {
		echo '<div class="matreshka-mb-badge matreshka-mb-badge--unpaid">⏳ Ожидает оплаты</div>';
	}
	echo '</div>';

	// Сумма
	echo '<div class="matreshka-mb-section">';
	echo '<div class="matreshka-mb-label">Сумма заказа</div>';
	echo '<div class="matreshka-mb-value matreshka-mb-total">' . wp_kses_post( $order->get_formatted_order_total() ) . '</div>';
	echo '</div>';
}

/* ================================================================
 * 4. Inline styles (rendered once)
 * ================================================================ */

function matreshka_admin_metabox_styles() {
	static $printed = false;
	if ( $printed ) return;
	$printed = true;
	?>
	<style>
		/* ── Matreshka Admin Order — 3-column grid ── */
		.matreshka-mb-grid {
			display: grid;
			grid-template-columns: 1fr 1fr 1fr;
			gap: 0;
		}
		.matreshka-mb-col {
			padding: 16px 20px;
			border-right: 1px solid #e0e0e0;
		}
		.matreshka-mb-col:last-child {
			border-right: none;
		}
		.matreshka-mb-col-title {
			font-size: 14px;
			font-weight: 600;
			margin: 0 0 14px 0;
			padding-bottom: 10px;
			border-bottom: 2px solid #e0e0e0;
			color: #1d2327;
		}

		/* ── Sections ── */
		.matreshka-mb-section {
			margin-bottom: 14px;
			padding-bottom: 12px;
			border-bottom: 1px solid #f0f0f0;
		}
		.matreshka-mb-section:last-child {
			margin-bottom: 0;
			padding-bottom: 0;
			border-bottom: none;
		}
		.matreshka-mb-label {
			font-size: 11px;
			font-weight: 600;
			text-transform: uppercase;
			letter-spacing: 0.5px;
			color: #888;
			margin-bottom: 6px;
		}
		.matreshka-mb-value {
			font-size: 13px;
			color: #1d2327;
			line-height: 1.5;
		}
		.matreshka-mb-value a {
			color: #2271b1;
			text-decoration: none;
		}
		.matreshka-mb-value a:hover {
			text-decoration: underline;
		}
		.matreshka-mb-total {
			font-size: 18px;
			font-weight: 700;
		}

		/* ── Badges ── */
		.matreshka-mb-badge {
			display: inline-block;
			padding: 4px 10px;
			border-radius: 4px;
			font-size: 12px;
			font-weight: 600;
			line-height: 1.6;
		}
		.matreshka-mb-badge--delivery {
			background: #e8f5e9;
			color: #2e7d32;
		}
		.matreshka-mb-badge--pickup {
			background: #e3f2fd;
			color: #1565c0;
		}
		.matreshka-mb-badge--substitution {
			background: #fff3e0;
			color: #e65100;
		}
		.matreshka-mb-badge--paid {
			background: #e8f5e9;
			color: #2e7d32;
		}
		.matreshka-mb-badge--unpaid {
			background: #fff8e1;
			color: #f57f17;
		}
		.matreshka-mb-date {
			font-weight: 400;
			opacity: .7;
			margin-left: 4px;
		}

		/* ── Cards & details ── */
		.matreshka-mb-card {
			background: #f6f7f7;
			border: 1px solid #e0e0e0;
			border-radius: 6px;
			padding: 10px 12px;
			margin-top: 6px;
		}
		.matreshka-mb-row {
			font-size: 12px;
			color: #1d2327;
			line-height: 1.7;
		}
		.matreshka-mb-details {
			color: #666;
			font-size: 11.5px;
		}
		.matreshka-mb-note {
			background: #fffde7;
			border-left: 3px solid #ffc107;
			padding: 8px 10px;
			border-radius: 0 4px 4px 0;
			font-size: 12px;
			color: #5d4037;
			margin-top: 8px;
			line-height: 1.5;
		}
		.matreshka-mb-highlight {
			margin-top: 0;
			padding: 6px 10px;
			background: #fce4ec;
			border-radius: 4px;
			font-size: 12px;
			font-weight: 600;
			color: #c62828;
		}
		.matreshka-mb-check {
			font-size: 12px;
			line-height: 1.8;
			color: #1d2327;
		}
		.matreshka-mb-empty {
			color: #999;
			font-style: italic;
			font-size: 12px;
		}

		/* ── Responsive: stack on narrow screens ── */
		@media screen and (max-width: 1200px) {
			.matreshka-mb-grid {
				grid-template-columns: 1fr;
			}
			.matreshka-mb-col {
				border-right: none;
				border-bottom: 1px solid #e0e0e0;
				padding: 14px 16px;
			}
			.matreshka-mb-col:last-child {
				border-bottom: none;
			}
		}
	</style>
	<?php
}