<?php
/**
 * Email handler.
 *
 * @package AfriDirect_Payment
 */

// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Email handler class.
 */
class AfriDirect_Payment_Email_Handler {

	/**
	 * Plugin instance.
	 *
	 * @var AfriDirect_Payment_Email_Handler
	 */
	private static $instance = null;

	/**
	 * Get plugin instance.
	 *
	 * @return AfriDirect_Payment_Email_Handler
	 */
	public static function instance() {
		if ( is_null( self::$instance ) ) {
			self::$instance = new self();
		}
		return self::$instance;
	}

	/**
	 * Constructor.
	 */
	private function __construct() {
		$this->init_hooks();
	}

	/**
	 * Initialize hooks.
	 */
	private function init_hooks() {
		// WooCommerce order emails.
		if ( class_exists( 'WooCommerce' ) ) {
			add_action( 'woocommerce_order_status_adp-pending', array( $this, 'send_pending_email' ), 10, 2 );
			add_action( 'woocommerce_order_status_adp-proof', array( $this, 'send_proof_received_email' ), 10, 2 );
			add_action( 'woocommerce_order_status_adp-approved', array( $this, 'send_approved_email' ), 10, 2 );
			add_action( 'woocommerce_order_status_adp-rejected', array( $this, 'send_rejected_email' ), 10, 2 );
			add_action( 'woocommerce_order_status_adp-expired', array( $this, 'send_expired_email' ), 10, 2 );
			add_filter( 'woocommerce_email_classes', array( $this, 'register_email_classes' ) );
			add_filter( 'woocommerce_email_enabled_customer_failed_order', array( $this, 'maybe_disable_generic_failed_email' ), 10, 2 );
		}

		// Standalone payment emails.
		add_action( 'afridirect_payment_created', array( $this, 'send_standalone_created_email' ), 10, 1 );
		add_action( 'afridirect_payment_created', array( $this, 'notify_admin_standalone_started' ), 10, 1 );
		add_action( 'afridirect_payment_approved', array( $this, 'send_standalone_approved_email' ), 10, 1 );
		add_action( 'afridirect_payment_rejected', array( $this, 'send_standalone_rejected_email' ), 10, 2 );
		add_action( 'afridirect_payment_proof_uploaded', array( $this, 'send_standalone_proof_received_email' ), 10, 1 );
	}

	/**
	 * Send pending payment email.
	 *
	 * @param int      $order_id Order ID.
	 * @param WC_Order $order Order object.
	 */
	public function send_pending_email( $order_id, $order ) {
		if ( 'afridirect_payment' !== $order->get_payment_method() ) {
			return;
		}

		$mailer = WC()->mailer();
		$emails = $mailer->get_emails();

		if ( isset( $emails['afridirect_pending_payment'] ) ) {
			$emails['afridirect_pending_payment']->trigger( $order_id, $order );
		}

		$payer = trim( $order->get_billing_first_name() . ' ' . $order->get_billing_last_name() );
		$this->send_admin_notification(
			/* translators: %s: WooCommerce order number. */
			sprintf( __( 'New payment started - Order #%s', 'afridirect-payment' ), $order->get_order_number() ),
			array(
				__( 'Order', 'afridirect-payment' )          => '#' . $order->get_order_number(),
				__( 'Customer', 'afridirect-payment' )       => $payer ? $payer : $order->get_billing_email(),
				__( 'Amount', 'afridirect-payment' )         => html_entity_decode( wp_strip_all_tags( wc_price( $order->get_total(), array( 'currency' => $order->get_currency() ) ) ), ENT_QUOTES, 'UTF-8' ),
				__( 'Payment method', 'afridirect-payment' ) => (string) $order->get_meta( '_afridirect_method_label' ),
			),
			__( 'View payment', 'afridirect-payment' ),
			AfriDirect_Payment_Admin_UI::page_url( 'afridirect-woo-payments' ),
			'started'
		);
	}

	/**
	 * Send proof received email.
	 *
	 * @param int      $order_id Order ID.
	 * @param WC_Order $order Order object.
	 */
	public function send_proof_received_email( $order_id, $order ) {
		if ( 'afridirect_payment' !== $order->get_payment_method() ) {
			return;
		}

		$mailer = WC()->mailer();
		$emails = $mailer->get_emails();

		if ( isset( $emails['afridirect_proof_received'] ) ) {
			$emails['afridirect_proof_received']->trigger( $order_id, $order );
		}

		$payer = trim( $order->get_billing_first_name() . ' ' . $order->get_billing_last_name() );
		$this->send_admin_notification(
			/* translators: %s: WooCommerce order number. */
			sprintf( __( 'New payment proof to review - Order #%s', 'afridirect-payment' ), $order->get_order_number() ),
			array(
				__( 'Order', 'afridirect-payment' )          => '#' . $order->get_order_number(),
				__( 'Customer', 'afridirect-payment' )       => $payer ? $payer : $order->get_billing_email(),
				__( 'Amount', 'afridirect-payment' )         => html_entity_decode( wp_strip_all_tags( wc_price( $order->get_total(), array( 'currency' => $order->get_currency() ) ) ), ENT_QUOTES, 'UTF-8' ),
				__( 'Payment method', 'afridirect-payment' ) => (string) $order->get_meta( '_afridirect_method_label' ),
			),
			__( 'Review payment', 'afridirect-payment' ),
			AfriDirect_Payment_Admin_UI::page_url( 'afridirect-woo-payments' )
		);
	}

	/**
	 * Send approved email.
	 *
	 * @param int      $order_id Order ID.
	 * @param WC_Order $order Order object.
	 */
	public function send_approved_email( $order_id, $order ) {
		if ( 'afridirect_payment' !== $order->get_payment_method() ) {
			return;
		}

		$mailer = WC()->mailer();
		$emails = $mailer->get_emails();

		if ( isset( $emails['afridirect_approved'] ) ) {
			$emails['afridirect_approved']->trigger( $order_id, $order );
		}
	}

	/**
	 * Send rejected email.
	 *
	 * @param int      $order_id Order ID.
	 * @param WC_Order $order Order object.
	 */
	public function send_rejected_email( $order_id, $order ) {
		if ( 'afridirect_payment' !== $order->get_payment_method() ) {
			return;
		}

		$mailer = WC()->mailer();
		$emails = $mailer->get_emails();

		if ( isset( $emails['afridirect_rejected'] ) ) {
			$emails['afridirect_rejected']->trigger( $order_id, $order );
		}
	}

	/**
	 * Send expired email.
	 *
	 * @param int      $order_id Order ID.
	 * @param WC_Order $order Order object.
	 */
	public function send_expired_email( $order_id, $order ) {
		if ( 'afridirect_payment' !== $order->get_payment_method() ) {
			return;
		}

		$mailer = WC()->mailer();
		$emails = $mailer->get_emails();

		if ( isset( $emails['afridirect_expired'] ) ) {
			$emails['afridirect_expired']->trigger( $order_id, $order );
		}
	}

	/**
	 * Register email classes.
	 *
	 * @param array $emails Existing email classes.
	 * @return array
	 */
	public function register_email_classes( $emails ) {
		// WooCommerce isn't ready yet.
		if ( ! class_exists( 'WC_Email' ) ) {
			return $emails;
		}

		// Load our email classes only when WooCommerce email base is available.
		if ( ! class_exists( 'AfriDirect_Payment_Email_Pending' ) ) {
			require AFRIDIRECT_PAYMENT_PLUGIN_DIR . 'includes/class-emails.php';
		}

		// If the file was included but classes are still missing, fail gracefully.
		if ( ! class_exists( 'AfriDirect_Payment_Email_Pending' ) ) {
			return $emails;
		}

		$pending_email = new AfriDirect_Payment_Email_Pending();
		$proof_received_email = new AfriDirect_Payment_Email_Proof_Received();
		$approved_email = new AfriDirect_Payment_Email_Approved();
		$rejected_email = new AfriDirect_Payment_Email_Rejected();
		$expired_email = new AfriDirect_Payment_Email_Expired();
		
		$emails[ $pending_email->id ] = $pending_email;
		$emails[ $proof_received_email->id ] = $proof_received_email;
		$emails[ $approved_email->id ] = $approved_email;
		$emails[ $rejected_email->id ] = $rejected_email;
		$emails[ $expired_email->id ] = $expired_email;
		
		return $emails;
	}

	/**
	 * Link to the customer's payment page for a WooCommerce order.
	 *
	 * Uses the plugin's own page with the order key, so guest customers can open it without logging in.
	 *
	 * @param WC_Order $order Order.
	 * @return string
	 */
	public static function order_page_url( $order ) {
		$page_id = (int) get_option( 'afridirect_pending_page_id', 0 );
		$base    = $page_id ? get_permalink( $page_id ) : '';
		if ( ! $base ) {
			return $order->get_view_order_url();
		}

		return add_query_arg(
			array(
				'order_id'  => $order->get_id(),
				'order_key' => $order->get_order_key(),
			),
			$base
		);
	}

	/**
	 * Stop WooCommerce sending its generic "order unsuccessful" email for orders the admin declined.
	 *
	 * The plugin sends its own rejection email, which includes the reason.
	 *
	 * @param bool          $enabled Whether the email is enabled.
	 * @param WC_Order|bool $order   Order the email is about.
	 * @return bool
	 */
	public function maybe_disable_generic_failed_email( $enabled, $order = false ) {
		if ( $enabled && $order instanceof WC_Order
			&& 'afridirect_payment' === $order->get_payment_method()
			&& 'declined' === $order->get_meta( '_afridirect_review_status' ) ) {
			return false;
		}

		return $enabled;
	}

	/**
	 * Address that gets admin notification emails, or an empty string when that kind is switched off.
	 *
	 * @param string $option Option that switches this kind of notification on or off.
	 * @return string
	 */
	private function admin_recipient( $option = 'afridirect_notify_admin' ) {
		if ( ! (int) get_option( $option, 1 ) ) {
			return '';
		}

		$email = sanitize_email( (string) get_option( 'afridirect_notify_email', '' ) );

		return is_email( $email ) ? $email : (string) get_option( 'admin_email' );
	}

	/**
	 * Send an HTML email.
	 *
	 * @param string $to      Recipient.
	 * @param string $subject Subject.
	 * @param string $message HTML body.
	 * @return bool Whether the email was handed to the mail system.
	 */
	private function send_html( $to, $subject, $message ) {
		return wp_mail(
			$to,
			$subject,
			$message,
			array(
				'Content-Type: text/html; charset=UTF-8',
				'From: ' . get_bloginfo( 'name' ) . ' <' . get_option( 'admin_email' ) . '>',
			)
		);
	}

	/**
	 * Tell the site admin about a payment.
	 *
	 * @param string $subject      Subject.
	 * @param array  $rows         Label => value pairs shown in the email.
	 * @param string $button_label Button text.
	 * @param string $button_url   Button link.
	 * @param string $type         'proof' (customer uploaded proof) or 'started' (customer began a payment).
	 */
	private function send_admin_notification( $subject, $rows, $button_label, $button_url, $type = 'proof' ) {
		if ( 'started' === $type ) {
			$to      = $this->admin_recipient( 'afridirect_notify_started' );
			$heading = __( 'New payment started', 'afridirect-payment' );
			$intro   = __( 'A customer has started a payment. You will get another email when they upload proof of payment.', 'afridirect-payment' );
		} else {
			$to      = $this->admin_recipient();
			$heading = __( 'New payment proof to review', 'afridirect-payment' );
			$intro   = __( 'A customer has uploaded proof of payment and it is waiting for your decision.', 'afridirect-payment' );
		}

		if ( '' === $to ) {
			return;
		}

		$this->send_html( $to, $subject, $this->render_email( $heading, '#1f7a3d', array( $intro ), $rows, $button_label, $button_url ) );
	}

	/**
	 * Link to the customer's payment page for a standalone payment.
	 *
	 * @param array $payment Payment data from AfriDirect_Payments::get_payment().
	 * @return string
	 */
	private function standalone_status_url( $payment ) {
		return AfriDirect_Payments::get_status_url( $payment );
	}

	/**
	 * Payment rows shown in standalone emails.
	 *
	 * @param array $payment Payment data.
	 * @return array Label => value.
	 */
	private function standalone_rows( $payment ) {
		return array(
			__( 'Reference', 'afridirect-payment' )      => $payment['reference'],
			__( 'Amount', 'afridirect-payment' )         => number_format( $payment['amount'], 2 ) . ' ' . strtoupper( $payment['currency'] ),
			__( 'Payment method', 'afridirect-payment' ) => $payment['method_label'],
		);
	}

	/**
	 * Build a simple, consistent HTML email.
	 *
	 * @param string $heading      Heading in the coloured header.
	 * @param string $color        Header colour.
	 * @param array  $paragraphs   Plain-text paragraphs.
	 * @param array  $rows         Label => value pairs.
	 * @param string $button_label Optional button text.
	 * @param string $button_url   Optional button link.
	 * @return string
	 */
	private function render_email( $heading, $color, $paragraphs, $rows = array(), $button_label = '', $button_url = '' ) {
		ob_start();
		?>
		<!DOCTYPE html>
		<html>
		<head>
			<meta charset="UTF-8">
		</head>
		<body style="font-family: Arial, sans-serif; line-height: 1.6; color: #333;">
			<div style="max-width: 600px; margin: 0 auto; padding: 20px;">
				<div style="background: <?php echo esc_attr( $color ); ?>; color: #fff; padding: 20px; text-align: center; border-radius: 5px 5px 0 0;">
					<h1 style="margin: 0; font-size: 22px;"><?php echo esc_html( $heading ); ?></h1>
				</div>
				<div style="background: #f9f9f9; padding: 20px; border: 1px solid #ddd;">
					<?php foreach ( $paragraphs as $paragraph ) : ?>
						<p><?php echo esc_html( $paragraph ); ?></p>
					<?php endforeach; ?>

					<?php if ( ! empty( $rows ) ) : ?>
						<div style="background: #fff; padding: 15px; margin: 15px 0; border-radius: 5px;">
							<table style="width: 100%;">
								<?php foreach ( $rows as $label => $value ) : ?>
									<tr>
										<td style="padding: 8px 0; font-weight: bold; width: 40%;"><?php echo esc_html( $label ); ?>:</td>
										<td style="padding: 8px 0;"><?php echo esc_html( $value ); ?></td>
									</tr>
								<?php endforeach; ?>
							</table>
						</div>
					<?php endif; ?>

					<?php if ( $button_label && $button_url ) : ?>
						<p style="margin: 20px 0;">
							<a href="<?php echo esc_url( $button_url ); ?>" style="background-color: <?php echo esc_attr( $color ); ?>; color: #ffffff; padding: 12px 24px; text-decoration: none; border-radius: 4px; display: inline-block; font-weight: bold;"><?php echo esc_html( $button_label ); ?></a>
						</p>
					<?php endif; ?>

					<p><?php esc_html_e( 'Best regards,', 'afridirect-payment' ); ?><br>
					<?php echo esc_html( get_bloginfo( 'name' ) ); ?></p>
				</div>
				<div style="text-align: center; padding: 20px; color: #666; font-size: 12px;">
					<p><?php echo esc_html( get_bloginfo( 'name' ) ); ?> - <?php echo esc_url( home_url() ); ?></p>
				</div>
			</div>
		</body>
		</html>
		<?php
		return ob_get_clean();
	}

	/**
	 * Tell the site admin that a standalone payment was started.
	 *
	 * @param int $payment_id Payment ID.
	 */
	public function notify_admin_standalone_started( $payment_id ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment ) {
			return;
		}

		$rows  = $this->standalone_rows( $payment );
		$payer = $payment['payer_name'] ? $payment['payer_name'] : $payment['payer_email'];
		if ( $payer ) {
			$rows = array( __( 'Payer', 'afridirect-payment' ) => $payer ) + $rows;
		}

		$this->send_admin_notification(
			/* translators: %s: Payment reference number */
			sprintf( __( 'New payment started - %s', 'afridirect-payment' ), $payment['reference'] ),
			$rows,
			__( 'View payment', 'afridirect-payment' ),
			(string) get_edit_post_link( $payment_id, 'raw' ),
			'started'
		);
	}

	/**
	 * Email a payment request to the customer.
	 *
	 * @param int $request_id Request ID.
	 * @return bool Whether the email was sent.
	 */
	public function send_request_email( $request_id ) {
		$request = AfriDirect_Payment_Requests::get( $request_id );
		if ( ! $request || '' === $request['customer_email'] || 'cancelled' === $request['status'] ) {
			return false;
		}

		$site       = get_bloginfo( 'name' );
		$date_time  = get_option( 'date_format' ) . ' ' . get_option( 'time_format' );
		$paragraphs = array(
			$request['customer_name']
				/* translators: %s: Customer name. */
				? sprintf( __( 'Hello %s,', 'afridirect-payment' ), $request['customer_name'] )
				: __( 'Hello,', 'afridirect-payment' ),
			/* translators: %s: Store name. */
			sprintf( __( '%s has sent you a payment request.', 'afridirect-payment' ), $site ),
		);

		$rows = array(
			__( 'Reference', 'afridirect-payment' ) => $request['reference'],
			__( 'Amount', 'afridirect-payment' )    => number_format( $request['amount'], 2 ) . ' ' . $request['currency'],
		);
		if ( '' !== $request['note'] ) {
			$rows[ __( 'For', 'afridirect-payment' ) ] = $request['note'];
		}
		if ( $request['valid_until'] ) {
			$rows[ __( 'Pay by', 'afridirect-payment' ) ] = wp_date( $date_time, $request['valid_until'] );
		}

		/* translators: %d: Number of minutes. */
		$paragraphs[] = sprintf( _n( 'When you click the button below you will have %d minute to send the payment and upload your proof.', 'When you click the button below you will have %d minutes to send the payment and upload your proof.', $request['timer_minutes'], 'afridirect-payment' ), $request['timer_minutes'] );

		/* translators: 1: Store name, 2: Request reference. */
		$subject = sprintf( __( 'Payment request from %1$s - %2$s', 'afridirect-payment' ), $site, $request['reference'] );
		$message = $this->render_email(
			__( 'Payment request', 'afridirect-payment' ),
			'#1f7a3d',
			$paragraphs,
			$rows,
			__( 'Pay now', 'afridirect-payment' ),
			AfriDirect_Payment_Requests::get_link( $request )
		);

		$sent = $this->send_html( $request['customer_email'], $subject, $message );
		if ( $sent ) {
			update_post_meta( $request['id'], '_afridirect_request_emailed_at', time() );
		}

		return (bool) $sent;
	}

	/**
	 * Email the customer when a standalone payment is started, so they can find their payment page again.
	 *
	 * @param int $payment_id Payment ID.
	 */
	public function send_standalone_created_email( $payment_id ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment || empty( $payment['payer_email'] ) ) {
			return;
		}

		$paragraphs = array(
			__( 'Thank you. To finish, send the payment using the details on your payment page, then upload your proof of payment there.', 'afridirect-payment' ),
		);

		if ( ! empty( $payment['expires_at'] ) ) {
			/* translators: %s: Date and time the payment window closes. */
			$paragraphs[] = sprintf( __( 'Please upload your proof before %s.', 'afridirect-payment' ), wp_date( get_option( 'date_format' ) . ' ' . get_option( 'time_format' ), $payment['expires_at'] ) );
		}

		/* translators: %s: Payment reference number */
		$subject = sprintf( __( 'Complete your payment - %s', 'afridirect-payment' ), $payment['reference'] );
		$message = $this->render_email(
			__( 'Complete your payment', 'afridirect-payment' ),
			'#1f7a3d',
			$paragraphs,
			$this->standalone_rows( $payment ),
			__( 'Open your payment page', 'afridirect-payment' ),
			$this->standalone_status_url( $payment )
		);

		$this->send_html( $payment['payer_email'], $subject, $message );
	}

	/**
	 * Send approved email for standalone payment.
	 *
	 * @param int $payment_id Payment ID.
	 */
	public function send_standalone_approved_email( $payment_id ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment || empty( $payment['payer_email'] ) ) {
			return;
		}

		/* translators: %s: Payment reference number */
		$subject = sprintf( __( 'Payment Approved - %s', 'afridirect-payment' ), $payment['reference'] );
		$message = $this->get_standalone_approved_email_content( $payment );

		wp_mail(
			$payment['payer_email'],
			$subject,
			$message,
			array(
				'Content-Type: text/html; charset=UTF-8',
				'From: ' . get_bloginfo( 'name' ) . ' <' . get_option( 'admin_email' ) . '>',
			)
		);
	}

	/**
	 * Send rejected email for standalone payment.
	 *
	 * @param int    $payment_id Payment ID.
	 * @param string $reason Rejection reason.
	 */
	public function send_standalone_rejected_email( $payment_id, $reason = '' ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment || empty( $payment['payer_email'] ) ) {
			return;
		}

		/* translators: %s: Payment reference number */
		$subject = sprintf( __( 'Payment Rejected - %s', 'afridirect-payment' ), $payment['reference'] );
		$message = $this->get_standalone_rejected_email_content( $payment, $reason );

		wp_mail(
			$payment['payer_email'],
			$subject,
			$message,
			array(
				'Content-Type: text/html; charset=UTF-8',
				'From: ' . get_bloginfo( 'name' ) . ' <' . get_option( 'admin_email' ) . '>',
			)
		);
	}

	/**
	 * Send proof received email for standalone payment.
	 *
	 * @param int $payment_id Payment ID.
	 */
	public function send_standalone_proof_received_email( $payment_id ) {
		$payment = AfriDirect_Payments::get_payment( $payment_id );
		if ( ! $payment ) {
			return;
		}

		// Confirm to the customer.
		if ( ! empty( $payment['payer_email'] ) ) {
			/* translators: %s: Payment reference number */
			$subject = sprintf( __( 'We received your proof of payment - %s', 'afridirect-payment' ), $payment['reference'] );
			$message = $this->render_email(
				__( 'Proof received', 'afridirect-payment' ),
				'#1f7a3d',
				array( __( 'We have received your proof of payment and it is now being reviewed. We will email you as soon as it has been checked.', 'afridirect-payment' ) ),
				$this->standalone_rows( $payment ),
				__( 'View payment status', 'afridirect-payment' ),
				$this->standalone_status_url( $payment )
			);
			$this->send_html( $payment['payer_email'], $subject, $message );
		}

		// Tell the site admin there is something to review.
		$rows = $this->standalone_rows( $payment );
		$payer = $payment['payer_name'] ? $payment['payer_name'] : $payment['payer_email'];
		if ( $payer ) {
			$rows = array( __( 'Payer', 'afridirect-payment' ) => $payer ) + $rows;
		}
		$this->send_admin_notification(
			/* translators: %s: Payment reference number */
			sprintf( __( 'New payment proof to review - %s', 'afridirect-payment' ), $payment['reference'] ),
			$rows,
			__( 'Review payment', 'afridirect-payment' ),
			(string) get_edit_post_link( $payment_id, 'raw' )
		);
	}

	/**
	 * Get approved email content for standalone payment.
	 *
	 * @param array $payment Payment data.
	 * @return string
	 */
	private function get_standalone_approved_email_content( $payment ) {
		$receipt_number = get_post_meta( $payment['id'], '_afridirect_receipt_no', true );
		
		ob_start();
		?>
		<!DOCTYPE html>
		<html>
		<head>
			<meta charset="UTF-8">
			<style>
				body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; }
				.container { max-width: 600px; margin: 0 auto; padding: 20px; }
				.header { background: #28a745; color: #fff; padding: 20px; text-align: center; border-radius: 5px 5px 0 0; }
				.content { background: #f9f9f9; padding: 20px; border: 1px solid #ddd; }
				.footer { text-align: center; padding: 20px; color: #666; font-size: 12px; }
				.payment-details { background: #fff; padding: 15px; margin: 15px 0; border-radius: 5px; }
				.payment-details table { width: 100%; }
				.payment-details td { padding: 8px 0; }
				.payment-details td:first-child { font-weight: bold; width: 40%; }
			</style>
		</head>
		<body>
			<div class="container">
				<div class="header">
					<h1><?php esc_html_e( 'Payment Approved', 'afridirect-payment' ); ?></h1>
				</div>
				<div class="content">
					<p><?php esc_html_e( 'Dear', 'afridirect-payment' ); ?> <?php echo esc_html( $payment['payer_name'] ?: __( 'Customer', 'afridirect-payment' ) ); ?>,</p>
					
					<p><?php esc_html_e( 'Your payment has been approved. Thank you!', 'afridirect-payment' ); ?></p>
					
					<div class="payment-details">
						<h3><?php esc_html_e( 'Payment Details', 'afridirect-payment' ); ?></h3>
						<table>
							<tr>
								<td><?php esc_html_e( 'Reference:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( $payment['reference'] ); ?></td>
							</tr>
							<?php if ( $receipt_number ) : ?>
								<tr>
									<td><?php esc_html_e( 'Receipt Number:', 'afridirect-payment' ); ?></td>
									<td><?php echo esc_html( $receipt_number ); ?></td>
								</tr>
							<?php endif; ?>
							<tr>
								<td><?php esc_html_e( 'Amount:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( number_format( $payment['amount'], 2 ) . ' ' . strtoupper( $payment['currency'] ) ); ?></td>
							</tr>
							<tr>
								<td><?php esc_html_e( 'Payment Method:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( $payment['method_label'] ); ?></td>
							</tr>
						</table>
					</div>
					
						<?php $afd_receipt_url = AfriDirect_Payment_Receipts::get_receipt_url( $payment['id'] ); ?>
						<?php if ( $afd_receipt_url ) : ?>
							<p style="margin: 20px 0;"><a href="<?php echo esc_url( $afd_receipt_url ); ?>" style="background-color: #28a745; color: #ffffff; padding: 12px 24px; text-decoration: none; border-radius: 4px; display: inline-block; font-weight: bold;"><?php esc_html_e( 'View your receipt', 'afridirect-payment' ); ?></a></p>
						<?php endif; ?>

					<p><?php esc_html_e( 'Best regards,', 'afridirect-payment' ); ?><br>
					<?php echo esc_html( get_bloginfo( 'name' ) ); ?></p>
				</div>
				<div class="footer">
					<p><?php echo esc_html( get_bloginfo( 'name' ) ); ?> - <?php echo esc_url( home_url() ); ?></p>
				</div>
			</div>
		</body>
		</html>
		<?php
		return ob_get_clean();
	}

	/**
	 * Get rejected email content for standalone payment.
	 *
	 * @param array  $payment Payment data.
	 * @param string $reason Rejection reason.
	 * @return string
	 */
	private function get_standalone_rejected_email_content( $payment, $reason = '' ) {
		ob_start();
		?>
		<!DOCTYPE html>
		<html>
		<head>
			<meta charset="UTF-8">
			<style>
				body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; }
				.container { max-width: 600px; margin: 0 auto; padding: 20px; }
				.header { background: #dc3545; color: #fff; padding: 20px; text-align: center; border-radius: 5px 5px 0 0; }
				.content { background: #f9f9f9; padding: 20px; border: 1px solid #ddd; }
				.footer { text-align: center; padding: 20px; color: #666; font-size: 12px; }
				.payment-details { background: #fff; padding: 15px; margin: 15px 0; border-radius: 5px; }
				.rejection-reason { background: #fff3cd; border-left: 4px solid #ffc107; padding: 15px; margin: 15px 0; }
				.payment-details table { width: 100%; }
				.payment-details td { padding: 8px 0; }
				.payment-details td:first-child { font-weight: bold; width: 40%; }
			</style>
		</head>
		<body>
			<div class="container">
				<div class="header">
					<h1><?php esc_html_e( 'Payment Rejected', 'afridirect-payment' ); ?></h1>
				</div>
				<div class="content">
					<p><?php esc_html_e( 'Dear', 'afridirect-payment' ); ?> <?php echo esc_html( $payment['payer_name'] ?: __( 'Customer', 'afridirect-payment' ) ); ?>,</p>
					
					<p><?php esc_html_e( 'We regret to inform you that your payment proof has been rejected.', 'afridirect-payment' ); ?></p>
					
					<?php if ( $reason ) : ?>
						<div class="rejection-reason">
							<h3><?php esc_html_e( 'Rejection Reason:', 'afridirect-payment' ); ?></h3>
							<p><?php echo esc_html( $reason ); ?></p>
						</div>
					<?php endif; ?>
					
					<div class="payment-details">
						<h3><?php esc_html_e( 'Payment Details', 'afridirect-payment' ); ?></h3>
						<table>
							<tr>
								<td><?php esc_html_e( 'Reference:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( $payment['reference'] ); ?></td>
							</tr>
							<tr>
								<td><?php esc_html_e( 'Amount:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( number_format( $payment['amount'], 2 ) . ' ' . strtoupper( $payment['currency'] ) ); ?></td>
							</tr>
							<tr>
								<td><?php esc_html_e( 'Payment Method:', 'afridirect-payment' ); ?></td>
								<td><?php echo esc_html( $payment['method_label'] ); ?></td>
							</tr>
						</table>
					</div>
					
					<p><?php esc_html_e( 'Please review the rejection reason above and upload a new proof if needed.', 'afridirect-payment' ); ?></p>
					
						<p style="margin: 20px 0;"><a href="<?php echo esc_url( $this->standalone_status_url( $payment ) ); ?>" style="background-color: #dc3545; color: #ffffff; padding: 12px 24px; text-decoration: none; border-radius: 4px; display: inline-block; font-weight: bold;"><?php esc_html_e( 'Upload a new proof', 'afridirect-payment' ); ?></a></p>

					<p><?php esc_html_e( 'Best regards,', 'afridirect-payment' ); ?><br>
					<?php echo esc_html( get_bloginfo( 'name' ) ); ?></p>
				</div>
				<div class="footer">
					<p><?php echo esc_html( get_bloginfo( 'name' ) ); ?> - <?php echo esc_url( home_url() ); ?></p>
				</div>
			</div>
		</body>
		</html>
		<?php
		return ob_get_clean();
	}
}