<?php

declare(strict_types=1);

namespace Yatra\Hooks;

use Yatra\Repositories\ReviewRepository;
use Yatra\Services\EnquiryService;

/**
 * Review and Enquiry AJAX Hooks
 *
 * Handles AJAX requests for reviews and enquiries
 */
class ReviewHooks
{
    /**
     * Initialize review and enquiry hooks
     */
    public static function init(): void
    {
        // AJAX handler for review submission
        add_action('wp_ajax_yatra_submit_review', [self::class, 'handleReviewSubmission']);
        add_action('wp_ajax_nopriv_yatra_submit_review', [self::class, 'handleReviewSubmissionNoPriv']);

        // AJAX handler for enquiry submission (allow both logged in and guest users)
        add_action('wp_ajax_yatra_submit_enquiry', [self::class, 'handleEnquirySubmission']);
        add_action('wp_ajax_nopriv_yatra_submit_enquiry', [self::class, 'handleEnquirySubmission']);
    }

    /**
     * Handle review submission (logged-in users)
     */
    public static function handleReviewSubmission(): void
    {
        // Verify nonce
        if (!wp_verify_nonce($_POST['yatra_review_nonce'] ?? '', 'yatra_submit_review')) {
            wp_send_json_error(['message' => __('Security check failed.', 'yatra')]);
        }

        // Check if user is logged in
        if (!is_user_logged_in()) {
            wp_send_json_error(['message' => __('You must be logged in to submit a review.', 'yatra')]);
        }

        $user_id = get_current_user_id();

        // Validate required fields
        $trip_id = (int) ($_POST['trip_id'] ?? 0);
        $rating = (int) ($_POST['rating'] ?? 0);
        $title = sanitize_text_field($_POST['title'] ?? '');
        $content = sanitize_textarea_field($_POST['content'] ?? '');

        // Validate trip ID
        if ($trip_id <= 0) {
            wp_send_json_error(['message' => __('Invalid trip.', 'yatra')]);
        }

        // Validate rating
        if ($rating < 1 || $rating > 5) {
            wp_send_json_error(['message' => __('Please provide a valid rating.', 'yatra')]);
        }

        // Validate title and content
        if (empty($title) || empty($content)) {
            wp_send_json_error(['message' => __('Please provide both title and content for your review.', 'yatra')]);
        }

        $reviewRepository = new ReviewRepository();

        // Check if this is an edit or new review
        $action_type = $_POST['action_type'] ?? 'create';
        $review_id = (int) ($_POST['review_id'] ?? 0);

        if ($action_type === 'edit' && $review_id > 0) {
            // Editing existing review
            $existing_review = yatra_get_user_review($trip_id, $user_id);

            if (!$existing_review || (int) $existing_review->id !== $review_id) {
                wp_send_json_error(['message' => __('Review not found or you do not have permission to edit it.', 'yatra')]);
            }

            $result = $reviewRepository->update($review_id, [
                'rating' => $rating,
                'title' => $title,
                'content' => $content,
                'updated_at' => current_time('mysql'),
            ]);

            if ($result) {
                wp_send_json_success(['message' => __('Your review has been updated!', 'yatra')]);
            } else {
                wp_send_json_error(['message' => __('Failed to update review. Please try again.', 'yatra')]);
            }
        } else {
            // Creating new review
            if (!yatra_can_review($trip_id, $user_id)) {
                wp_send_json_error(['message' => __('You cannot review this trip.', 'yatra')]);
            }

            // Get user info
            $user = wp_get_current_user();

            $result = $reviewRepository->create([
                'trip_id' => $trip_id,
                'user_id' => $user_id,
                'rating' => $rating,
                'title' => $title,
                'content' => $content,
                'author_name' => $user->display_name ?: $user->user_login,
                'author_email' => $user->user_email,
                'status' => \Yatra\Services\SettingsService::autoApproveReviews() ? 'approved' : 'pending',
                'created_at' => current_time('mysql'),
                'updated_at' => current_time('mysql'),
            ]);

            if ($result) {
                wp_send_json_success(['message' => __('Your review has been submitted!', 'yatra')]);
            } else {
                wp_send_json_error(['message' => __('Failed to submit review. Please try again.', 'yatra')]);
            }
        }
    }

    /**
     * Handle review submission (non-logged-in users)
     */
    public static function handleReviewSubmissionNoPriv(): void
    {
        wp_send_json_error(['message' => __('You must be logged in to submit a review.', 'yatra')]);
    }

    /**
     * Handle enquiry submission
     */
    public static function handleEnquirySubmission(): void
    {
        // Verify nonce
        if (!wp_verify_nonce($_POST['nonce'] ?? '', 'yatra_enquiry_nonce')) {
            wp_send_json_error(['message' => __('Security check failed.', 'yatra')]);
        }

        // reCAPTCHA v3 (no-op unless the enquiry form is protected in settings).
        $recaptcha = \Yatra\Services\RecaptchaService::verifyForm(
            'enquiry',
            (string) ($_POST['recaptcha_token'] ?? ''),
            $_SERVER['REMOTE_ADDR'] ?? null
        );
        if (empty($recaptcha['success'])) {
            wp_send_json_error(['message' => $recaptcha['message'] ?? __('reCAPTCHA verification failed.', 'yatra')]);
        }

        // Validate required fields
        $name = sanitize_text_field($_POST['name'] ?? '');
        $email = sanitize_email($_POST['email'] ?? '');
        $phone = sanitize_text_field($_POST['phone'] ?? '');
        $message = sanitize_textarea_field($_POST['message'] ?? '');
        $trip_id = (int) ($_POST['trip_id'] ?? 0);
        $adults = (int) ($_POST['adults'] ?? 0);
        $children = (int) ($_POST['children'] ?? 0);

        if (empty($name) || empty($email) || empty($message)) {
            wp_send_json_error(['message' => __('Please fill in all required fields.', 'yatra')]);
        }

        if (!is_email($email)) {
            wp_send_json_error(['message' => __('Please provide a valid email address.', 'yatra')]);
        }

        if ($adults < 0 || $children < 0 || ($adults + $children) === 0) {
            wp_send_json_error(['message' => __('Please specify at least one traveler.', 'yatra')]);
        }

        $enquiryService = new EnquiryService();
        $result = $enquiryService->createEnquiry([
            'trip_id' => $trip_id > 0 ? $trip_id : null,
            'name' => $name,
            'email' => $email,
            'phone' => $phone ?: null,
            'message' => $message,
            'adults' => $adults,
            'children' => $children,
        ]);

        if (!empty($result['success'])) {
            wp_send_json_success(['message' => $result['message'] ?? __('Your enquiry has been submitted successfully!', 'yatra')]);
        }

        wp_send_json_error(['message' => $result['message'] ?? __('Failed to submit enquiry. Please try again.', 'yatra')]);
    }
}