<?php

namespace ET_Mail_In_Payment;

/**
 * Mail-In Payment Hooks class
 *
 * @since 1.0.0
 */
class Hooks {

	/**
	 * Register hooks
	 *
	 * @since 1.0.0
	 * @return void
	 */
	public function register() {
		// Template hooks
		add_filter( 'tec_tickets_commerce_checkout_template_paths', [ $this, 'add_template_paths' ] );
		
		// Email hooks
		add_action( 'tec_tickets_commerce_order_created', [ $this, 'send_payment_instructions' ], 10, 2 );
		
		// Order status hooks
		add_action( 'tec_tickets_commerce_order_status_changed', [ $this, 'handle_status_change' ], 10, 3 );
		
		// Cleanup hooks for expired orders
		add_action( 'init', [ $this, 'schedule_cleanup' ] );
		add_action( 'et_mail_in_cleanup_expired_orders', [ $this, 'cleanup_expired_orders' ] );
		
		// Admin hooks
		add_filter( 'tec_tickets_commerce_order_actions', [ $this, 'add_order_actions' ], 10, 2 );
		
		// Gateway display hooks
		add_filter( 'tec_tickets_commerce_gateway_checkout_template', [ $this, 'get_checkout_template' ], 10, 2 );
	}

	/**
	 * Add template paths for mail-in payment templates
	 *
	 * @since 1.0.0
	 * @param array $paths Template paths
	 * @return array
	 */
	public function add_template_paths( $paths ) {
		$paths[] = ET_MAIL_IN_PATH . 'templates/';
		return $paths;
	}

	/**
	 * Send payment instructions email when order is created
	 *
	 * @since 1.0.0
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @param array $cart_data Cart data
	 * @return void
	 */
	public function send_payment_instructions( $order, $cart_data ) {
		// Only for mail-in payment orders
		if ( $order->get_gateway() !== 'mail-in' ) {
			return;
		}

		$this->send_instructions_email( $order );
	}

	/**
	 * Handle order status changes
	 *
	 * @since 1.0.0
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @param string $old_status Previous status
	 * @param string $new_status New status
	 * @return void
	 */
	public function handle_status_change( $order, $old_status, $new_status ) {
		// Only for mail-in payment orders
		if ( $order->get_gateway() !== 'mail-in' ) {
			return;
		}

		// Send confirmation email when payment is completed
		if ( $new_status === 'completed' ) {
			$this->send_confirmation_email( $order );
		}

		// Send cancellation email if order is cancelled
		if ( in_array( $new_status, [ 'denied', 'cancelled', 'refunded' ] ) ) {
			$this->send_cancellation_email( $order );
		}
	}

	/**
	 * Schedule cleanup of expired orders
	 *
	 * @since 1.0.0
	 * @return void
	 */
	public function schedule_cleanup() {
		if ( ! wp_next_scheduled( 'et_mail_in_cleanup_expired_orders' ) ) {
			wp_schedule_event( time(), 'daily', 'et_mail_in_cleanup_expired_orders' );
		}
	}

	/**
	 * Cleanup expired mail-in orders
	 *
	 * @since 1.0.0
	 * @return void
	 */
	public function cleanup_expired_orders() {
		// Only run if auto-cancel is enabled
		if ( ! tribe_get_option( 'tickets-commerce-mail-in-auto-cancel', false ) ) {
			return;
		}

		$reservation_days = absint( tribe_get_option( 'tickets-commerce-mail-in-reservation-days', 7 ) );
		$cutoff_date = date( 'Y-m-d H:i:s', strtotime( "-{$reservation_days} days" ) );

		$args = [
			'post_type' => 'tec_tc_order',
			'meta_query' => [
				[
					'key' => '_tec_tc_gateway',
					'value' => 'mail-in',
					'compare' => '='
				],
				[
					'key' => '_mail_in_check_received',
					'value' => false,
					'compare' => '='
				],
				[
					'key' => '_mail_in_created_date',
					'value' => $cutoff_date,
					'compare' => '<',
					'type' => 'DATETIME'
				]
			],
			'post_status' => [ 'tec-tc-pending', 'tec-tc-approved' ],
			'posts_per_page' => 50, // Process in batches
		];

		$expired_orders = new \WP_Query( $args );
		$order_controller = new Order();

		foreach ( $expired_orders->posts as $order_post ) {
			$order = tribe( 'tickets.commerce.order' )->get_by_id( $order_post->ID );
			
			if ( $order ) {
				// Cancel the order
				$order->update_status( 'denied' );
				
				// Add order note
				$order_controller->add_order_note( 
					$order_post->ID, 
					__( 'Order automatically cancelled due to expired payment deadline.', 'event-tickets-mail-in' )
				);
			}
		}
	}

	/**
	 * Add custom actions to order admin page
	 *
	 * @since 1.0.0
	 * @param array $actions Existing actions
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @return array
	 */
	public function add_order_actions( $actions, $order ) {
		// Only for mail-in payment orders
		if ( $order->get_gateway() !== 'mail-in' ) {
			return $actions;
		}

		$order_controller = new Order();
		$details = $order_controller->get_mail_in_details( $order->get_id() );

		// Add "Mark Check Received" action if check hasn't been received
		if ( ! $details['check_received'] && ! $details['check_bounced'] ) {
			$actions['mark_check_received'] = [
				'label' => __( 'Mark Check Received', 'event-tickets-mail-in' ),
				'url' => wp_nonce_url( 
					admin_url( 'admin-post.php?action=mark_check_received&order_id=' . $order->get_id() ),
					'et_mail_in_admin'
				),
				'class' => 'button-secondary',
			];

			$actions['mark_check_bounced'] = [
				'label' => __( 'Mark Check Bounced', 'event-tickets-mail-in' ),
				'url' => wp_nonce_url(
					admin_url( 'admin-post.php?action=mark_check_bounced&order_id=' . $order->get_id() ),
					'et_mail_in_admin'
				),
				'class' => 'button-secondary',
			];
		}

		return $actions;
	}

	/**
	 * Get checkout template for mail-in payment
	 *
	 * @since 1.0.0
	 * @param string $template Template name
	 * @param string $gateway Gateway key
	 * @return string
	 */
	public function get_checkout_template( $template, $gateway ) {
		if ( $gateway === 'mail-in' ) {
			return 'checkout/mail-in-form';
		}
		return $template;
	}

	/**
	 * Send payment instructions email
	 *
	 * @since 1.0.0
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @return void
	 */
	protected function send_instructions_email( $order ) {
		$purchaser_email = $order->get_purchaser_email();
		if ( ! $purchaser_email ) {
			return;
		}

		$subject = sprintf(
			__( 'Payment Instructions for Order #%s', 'event-tickets-mail-in' ),
			$order->get_order_number()
		);

		$order_controller = new Order();
		$details = $order_controller->get_mail_in_details( $order->get_id() );

		$message = $this->get_email_template( 'payment-instructions', [
			'order' => $order,
			'details' => $details,
		] );

		wp_mail( $purchaser_email, $subject, $message, $this->get_email_headers() );
	}

	/**
	 * Send payment confirmation email
	 *
	 * @since 1.0.0
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @return void
	 */
	protected function send_confirmation_email( $order ) {
		$purchaser_email = $order->get_purchaser_email();
		if ( ! $purchaser_email ) {
			return;
		}

		$subject = sprintf(
			__( 'Payment Confirmed for Order #%s', 'event-tickets-mail-in' ),
			$order->get_order_number()
		);

		$message = $this->get_email_template( 'payment-confirmation', [
			'order' => $order,
		] );

		wp_mail( $purchaser_email, $subject, $message, $this->get_email_headers() );
	}

	/**
	 * Send order cancellation email
	 *
	 * @since 1.0.0
	 * @param \TEC\Tickets\Commerce\Order $order Order object
	 * @return void
	 */
	protected function send_cancellation_email( $order ) {
		$purchaser_email = $order->get_purchaser_email();
		if ( ! $purchaser_email ) {
			return;
		}

		$subject = sprintf(
			__( 'Order Cancelled: #%s', 'event-tickets-mail-in' ),
			$order->get_order_number()
		);

		$message = $this->get_email_template( 'order-cancelled', [
			'order' => $order,
		] );

		wp_mail( $purchaser_email, $subject, $message, $this->get_email_headers() );
	}

	/**
	 * Get email template content
	 *
	 * @since 1.0.0
	 * @param string $template Template name
	 * @param array $args Template arguments
	 * @return string
	 */
	protected function get_email_template( $template, $args = [] ) {
		$template_file = ET_MAIL_IN_PATH . "templates/emails/{$template}.php";
		
		if ( ! file_exists( $template_file ) ) {
			return $this->get_fallback_email_content( $template, $args );
		}

		ob_start();
		extract( $args );
		include $template_file;
		return ob_get_clean();
	}

	/**
	 * Get fallback email content
	 *
	 * @since 1.0.0
	 * @param string $template Template name
	 * @param array $args Template arguments
	 * @return string
	 */
	protected function get_fallback_email_content( $template, $args ) {
		switch ( $template ) {
			case 'payment-instructions':
				return $this->get_instructions_fallback( $args );
			case 'payment-confirmation':
				return $this->get_confirmation_fallback( $args );
			case 'order-cancelled':
				return $this->get_cancellation_fallback( $args );
			default:
				return '';
		}
	}

	/**
	 * Get payment instructions fallback content
	 *
	 * @since 1.0.0
	 * @param array $args Template arguments
	 * @return string
	 */
	protected function get_instructions_fallback( $args ) {
		$order = $args['order'];
		$details = $args['details'];

		$content = sprintf( __( 'Thank you for your order #%s!', 'event-tickets-mail-in' ), $order->get_order_number() ) . "\n\n";
		$content .= $details['instructions'] . "\n\n";
		$content .= sprintf( __( 'Mailing Address:\n%s', 'event-tickets-mail-in' ), $details['mailing_address'] ) . "\n\n";
		$content .= sprintf( __( 'Make Check Payable To: %s', 'event-tickets-mail-in' ), $details['payable_to'] ) . "\n\n";
		$content .= sprintf( __( 'Order Total: %s', 'event-tickets-mail-in' ), $order->get_total_value()->get_formatted() ) . "\n";

		return $content;
	}

	/**
	 * Get confirmation fallback content
	 *
	 * @since 1.0.0
	 * @param array $args Template arguments
	 * @return string
	 */
	protected function get_confirmation_fallback( $args ) {
		$order = $args['order'];

		return sprintf(
			__( 'Your payment for order #%s has been received and processed. Your tickets are now confirmed!', 'event-tickets-mail-in' ),
			$order->get_order_number()
		);
	}

	/**
	 * Get cancellation fallback content
	 *
	 * @since 1.0.0
	 * @param array $args Template arguments
	 * @return string
	 */
	protected function get_cancellation_fallback( $args ) {
		$order = $args['order'];

		return sprintf(
			__( 'Your order #%s has been cancelled. If you believe this is an error, please contact us.', 'event-tickets-mail-in' ),
			$order->get_order_number()
		);
	}

	/**
	 * Get email headers
	 *
	 * @since 1.0.0
	 * @return array
	 */
	protected function get_email_headers() {
		return [
			'Content-Type: text/html; charset=UTF-8',
			'From: ' . get_option( 'blogname' ) . ' <' . get_option( 'admin_email' ) . '>',
		];
	}
}