<?php

// Setup action to add meta boxes and save post meta
add_action( 'load-post.php', 'rental_boxes_faq_setup' );
add_action( 'load-post-new.php', 'rental_boxes_faq_setup' );
function rental_boxes_faq_setup() {
    /* Add meta boxes on the 'add_meta_boxes' hook. */
    add_action( 'add_meta_boxes', 'dreams_rental_faq_meta_boxes' );
    /* Save post meta on the 'save_post' hook. */
    add_action( 'save_post', 'rental_save_post_faq_class_meta', 10, 2 );
}

// Add the FAQ meta box
function dreams_rental_faq_meta_boxes() {
    add_meta_box(
        'rental-post-faq-class',  // Unique ID
        esc_html__( 'Add FAQ', 'bookingcore' ),  // Title
        'rental_faq_meta_box',  // Callback function
        'rental',  // Post type where the meta box will be displayed
        'normal',  // Context
        'default'  // Priority
    );
}

// Meta box content (FAQ inputs)
function rental_faq_meta_box( $post ) {
    wp_nonce_field( basename( __FILE__ ), 'rental_post_faq_class_nonce' ); 
    $post_id = get_the_ID(); 
    ?>
    <div class="faq_wrapper">
        <?php
        // Retrieve existing FAQs (if any)
        $faqs = get_post_meta( $post_id, 'car_faq', true );
        if ( $faqs && is_array( $faqs ) ) {
            foreach ( $faqs as $faq ) {
                ?>
 <div class="custom-row">

 <div class="col-5">
                        <label class="mb-0"><?php echo esc_html__('Title','bookingcore'); ?></label>
                        </div>

                        <div class="col-5">
                        <label class="mb-0"><?php echo esc_html__('Description','bookingcore'); ?></label>
                        </div>
                        <div class="col-2">
                        </div>

 </div>

                <div class="custom-row">
                <div class="col-5">
                     <input type="text" name="faq_title[]" value="<?php echo esc_attr( $faq['faq_title'] ); ?>" placeholder="FAQ Title" required>
                </div>
                    <div class="col-5">
                     <input type="text" name="faq_des[]" value="<?php echo esc_attr( $faq['faq_des'] ); ?>" placeholder="FAQ Description" required>
                    </div>
                    <div class="remove_location col-2">
                        <a href="javascript:void(0);" class="remove_button button-secondary"><?php _e( 'Remove', 'bookingcore' ); ?></a>
                    </div>
                   
                </div>
                <?php
            }
        }
        ?>
    </div>
                    
    <button class="faq_add btn fund-btn skill-add button-secondary" data-post_id="<?php echo $post_id; ?>"> 
        <?php _e( 'Add More', 'bookingcore' ); ?>
    </button>
    <?php
}

// Save FAQ data
function rental_save_post_faq_class_meta( $post_id, $post ) {
    // Security check
    if ( !isset( $_POST['rental_post_faq_class_nonce'] ) || !wp_verify_nonce( $_POST['rental_post_faq_class_nonce'], basename( __FILE__ ) ) ) {
        return $post_id;
    }

    // Auto-save check
    if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
        return $post_id;
    }

    // User capability check
    if ( ! current_user_can( 'edit_post', $post_id ) ) {
        return $post_id;
    }

    // Make sure we're saving the right post type
    if ( 'rental' !== $post->post_type ) {
        return $post_id;
    }

    // Check and save FAQ fields
    if ( isset( $_POST['faq_title'] ) && isset( $_POST['faq_des'] ) ) {
        $faqs = [];
        $faq_titles = array_map( 'sanitize_text_field', $_POST['faq_title'] );
        $faq_descriptions = array_map( 'sanitize_text_field', $_POST['faq_des'] );

        for ( $i = 0; $i < count( $faq_titles ); $i++ ) {
            $faqs[] = array(
                'faq_title' => $faq_titles[ $i ],
                'faq_des' => $faq_descriptions[ $i ],
            );
        }

        // Save FAQ array (no need to serialize)
        update_post_meta( $post_id, 'car_faq', $faqs );
    } else {
        // Remove meta if no FAQs are provided
        delete_post_meta( $post_id, 'car_faq' );
    }
}

// AJAX for adding new FAQ form fields
add_action("wp_ajax_dreams_get_faq_terms", "dreams_get_faq_terms");
add_action("wp_ajax_nopriv_dreams_get_faq_terms", "dreams_get_faq_terms");

function dreams_get_faq_terms() {
    if( isset($_POST['post_id']) ) {
        $post_id = sanitize_text_field($_POST['post_id']);
        $html = '<div class="custom-row">';

        $html .= '<div class="col-5">';
         $html .= '<input type="text" name="faq_title[]" placeholder="FAQ Title" required>';
        $html .= '</div>';
        $html .= '<div class="col-5">';
         $html .= '<input type="text" name="faq_des[]" placeholder="FAQ Description" required>';
        $html .= '</div>';

        $html .= '<div class="remove_location col-2"> 
                    <a href="javascript:void(0);" class="remove_button button-secondary">' . __("Remove", 'bookingcore') . '</a>
                  </div>';
        $html .= '</div>';

        echo $html;
    }
    wp_die(); // Properly terminate the request
}