<?php

if ( ! defined( 'ABSPATH' ) ) exit; // Exit if accessed directly

if (!class_exists('B2bking_New_Message_Email')){
    class B2bking_New_Message_Email extends WC_Email {

        public $message;
        public $conversationid;
        public $userid;
        public $reply_to_email; // Add this property

        public function __construct() {

            // declare properties
            $this->message = '';
            $this->userid = '';
            $this->conversationid = '';
            $this->reply_to_email = ''; // Initialize reply-to property

            // set ID, this simply needs to be a unique name
            $this->id = 'b2bking_new_message_email';

            // this is the title in WooCommerce Email settings
            $this->title = esc_html__('New message / conversation', 'b2bking');

            // this is the description in WooCommerce email settings
            $this->description = esc_html__('Generic notification email used for conversations, quotes, and other B2BKing system notifications.', 'b2bking');
            $this->description .= '. <a href="https://woocommerce-b2b-plugin.com/docs/how-to-customize-b2bking-emails/" target="_blank">'.esc_html__('Learn how to customize B2BKing emails.', 'b2bking').'</a>';

            // these are the default heading and subject lines that can be overridden using the settings
            $this->heading = esc_html__('New message / conversation', 'b2bking');
            $this->subject = esc_html__('New message / conversation', 'b2bking');

            $this->template_base  = B2BKING_DIR . 'includes/emails/templates/';
            $this->template_html  = 'new-message-email-template.php';
            $this->template_plain =  'plain-new-message-email-template.php';
            
            // Call parent constructor to load any other defaults not explicity defined here
            parent::__construct();

            add_action( 'b2bking_new_message_notification', array( $this, 'trigger'), 10, 4 );

        }

        public function trigger($email_address, $message, $userid, $conversationid) {

            $this->recipient = $email_address;
            $this->message = $message;
            $this->userid = $userid;
            $this->conversationid = $conversationid;

            // Set reply-to email from POST data if available
            if (isset($_POST['email']) && is_email($_POST['email'])) {
                $this->reply_to_email = sanitize_email($_POST['email']);
            } elseif (isset($_POST['b2bking_request_custom_quote_email']) && is_email($_POST['b2bking_request_custom_quote_email'])) {
                $this->reply_to_email = sanitize_email($_POST['b2bking_request_custom_quote_email']);
            }

            if ( ! $this->is_enabled() || ! $this->get_recipient() ){
               return;
            }
            
            do_action('wpml_switch_language_for_email', $email_address);
            $this->heading = esc_html__('New message / conversation', 'b2bking');
            $this->subject = esc_html__('New message / conversation', 'b2bking');

            $this->subject = apply_filters('b2bking_new_message_email_subject', $this->subject, $conversationid);
            $this->heading = apply_filters('b2bking_new_message_email_heading', $this->subject, $conversationid);

            $this->send( $this->get_recipient(), $this->get_subject(), $this->get_content(), $this->get_headers(), $this->get_attachments() );
            do_action('wpml_restore_language_from_email');
        }

        // Override get_headers to add Reply-To
        public function get_headers() {
            $headers = parent::get_headers();
            
            // Add Reply-To header if we have a reply-to email
            if (!empty($this->reply_to_email)) {
                $headers .= "Reply-To: " . $this->reply_to_email . "\r\n";
            }
            
            return $headers;
        }

        public function get_content_html() {
            ob_start();
            if (method_exists($this, 'get_additional_content')){
                $additional_content_checked = $this->get_additional_content();
            } else {
                $additional_content_checked = false;
            }
            wc_get_template( $this->template_html, array(
                'email_heading'      => $this->get_heading(),
                'additional_content' => $additional_content_checked,
                'message'            => $this->message,
                'userid'             => $this->userid,
                'conversationid'     => $this->conversationid,
                'email'              => $this,
            ), $this->template_base, $this->template_base  );
            return ob_get_clean();
        }

        public function get_content_plain() {
            ob_start();
            if (method_exists($this, 'get_additional_content')){
                $additional_content_checked = $this->get_additional_content();
            } else {
                $additional_content_checked = false;
            }
            wc_get_template( $this->template_plain, array(
                'email_heading'      => $this->get_heading(),
                'additional_content' => $additional_content_checked,
                'message'            => $this->message,
                'userid'             => $this->userid,
                'conversationid'     => $this->conversationid,
                'email'              => $this,
            ), $this->template_base, $this->template_base );
            return ob_get_clean();
        }

        public function init_form_fields() {

            $this->form_fields = array(
                'enabled'    => array(
                    'title'   => esc_html__( 'Enable/Disable', 'b2bking' ),
                    'type'    => 'checkbox',
                    'label'   => esc_html__( 'Enable this email notification', 'b2bking' ),
                    'default' => 'yes',
                ),
                'subject'    => array(
                    'title'       => 'Subject',
                    'type'        => 'text',
                    'description' => esc_html__('This controls the email subject line. Leave blank to use the default subject: ','b2bking').sprintf( '<code>%s</code>.', $this->subject ),
                    'placeholder' => '',
                    'default'     => ''
                ),
                'heading'    => array(
                    'title'       => esc_html__('Email Heading','b2bking'),
                    'type'        => 'text',
                    'description' => esc_html__('This controls the main heading contained within the email notification. Leave blank to use the default heading: ','b2bking').sprintf( '<code>%s</code>.', $this->heading ),
                    'placeholder' => '',
                    'default'     => ''
                ),
                'email_type' => array(
                    'title'       => esc_html__('Email type','b2bking'),
                    'type'        => 'select',
                    'description' => esc_html__('Choose which format of email to send.','b2bking'),
                    'default'     => 'html',
                    'class'       => 'email_type',
                    'options'     => array(
                        'plain'     => 'Plain text',
                        'html'      => 'HTML', 'woocommerce',
                        'multipart' => 'Multipart', 'woocommerce',
                    )
                ),
                'additional_content' => array(
                    'title'       => __( 'Additional content', 'woocommerce' ),
                    'description' => __( 'Text to appear below the main email content.', 'woocommerce' ),
                    'css'         => 'width:400px; height: 75px;',
                    'placeholder' => __( 'N/A', 'woocommerce' ),
                    'type'        => 'textarea',
                    'default'     => '',
                    'desc_tip'    => true,
                ),
            );
        }

    }
}
return new B2bking_New_Message_Email();
