<?php

namespace Alexr\Models\Traits;

use Alexr\Enums\Countries;
use Alexr\Models\Customer;
use Alexr\Whatsapp\BookNowWidgetResolver;

trait MapBookingFieldsToWhatsapp {

	/**
	 * Map booking fields to template variables based on field_mapping configuration
	 *
	 * @param object $booking The booking object
	 * @param array $fieldMapping Array mapping template variable names to booking field keys
	 * @return array Variables array with numeric keys for Twilio
	 */
	// widget_id es por el book_now_widget_id
	// staticValues: for fields mapped to 'custom_link', the actual text value is stored in static_values
	protected function mapBookingFieldsToVariables($booking, array $fieldMapping, $widget_id = null, array $staticValues = []): array
	{
		$variables = [];
		$index = 1;

		foreach ($fieldMapping as $templateVariable => $bookingFieldKey) {
			if (empty($bookingFieldKey)) {
				continue;
			}

			// If mapped to custom_link, use the static value from static_values
			if ($bookingFieldKey === 'custom_link') {
				$staticValue = $staticValues[$templateVariable] ?? '';
				if ($staticValue !== '') {
					$variables[$templateVariable] = (string)$staticValue;
				}
				continue;
			}

			$value = $this->getBookingFieldValue($booking, $bookingFieldKey, $widget_id);

			if ($value !== null && $value !== '') {
				$variables[$templateVariable] = (string)$value;
			}
		}

		return $variables;
	}

	/**
	 * Get the value of a booking field
	 *
	 * @param object $booking The booking object
	 * @param string $fieldKey The field key (e.g., 'name', 'date', 'time', etc.)
	 * @return mixed The field value
	 */
	protected function getBookingFieldValue($booking, string $fieldKey, $widget_id = null)
	{
		$restaurant = $booking->restaurant;
		$language = $booking->language ?: $restaurant->language;

		switch ($fieldKey) {
			case 'restaurant':
				return $restaurant->name ?? '';

			case 'restaurant_phone':
				return $restaurant->dial_code . ' ' . $restaurant->phone;

			case 'book_now':
				$extraParams = [];
				if ($booking->customer_id) {
					$customer = Customer::find($booking->customer_id);
					if ($customer && $customer->uuid) {
						$extraParams['customer'] = $customer->uuid;
					}
				}
				// If no widget_id passed explicitly, resolve from centralized setting
				if ($widget_id === null) {
					$widget_id = BookNowWidgetResolver::resolve($restaurant->id);
				}
				return evavel_action_book_now($restaurant->id, $widget_id, $extraParams);

			case 'name':
				return $booking->name ?? '';

			case 'first_name':
				return $booking->first_name ?? '';

			case 'last_name':
				return $booking->last_name ?? '';

			case 'email':
				return $booking->email ?? '';

			case 'phone':
				return '(' . $booking->dial_code . ')' . $booking->phone;

			case 'guests':
			case 'party':
				return (string)($booking->party ?? '');

			case 'date':
				return $this->formatBookingDate($booking, $language);

			case 'time':
				return $booking->getTimeFormatted();

			case 'end_time':
				return $booking->getEndTimeFormatted();

			case 'duration':
				return $booking->toDuration($booking->duration);

			case 'current_date':
				return $this->formatCurrentDate($booking, $language);

			case 'mybooking':
			case 'mybooking_link':
				return evavel_view_booking_url($booking->uuid);

			case 'reservation_number':
				return $booking->uuid ?? '';

			case 'site_link':
				return evavel_site_url();

			case 'restaurant_link':
				return $restaurant->link_web ?? '';

			case 'restaurant_facebook':
				return $restaurant->link_facebook ?? '';

			case 'restaurant_instagram':
				return $restaurant->link_instagram ?? '';

			case 'menu_link':
				return $restaurant->link_menu ?? '';

			case 'opening_link':
				return $restaurant->link_opening ?? '';

			case 'service':
				return $booking->shift_event_name ?? '';

			case 'area_table':
				return $booking->getAreaTable();

			case 'area_table_assigned':
				return $booking->getAreaTableAssigned();

			case 'message':
				return $booking->notes ?? '';

			case 'tags':
				return $booking->getTagsNames();

			case 'country':
				return Countries::country($booking->country_code) ?? '';

			case 'cancel_reason':
				return $booking->cancelReason ?? '';

			default:
				return $booking->{$fieldKey} ?? '';
		}
	}

	/**
	 * Get the customer phone with dial code
	 *
	 * @param object $booking
	 * @return string
	 */
	protected function getCustomerPhone($booking): string
	{
		$phone = $booking->phone ?? '';
		$dialCode = $booking->dial_code ?? '';

		if (empty($phone)) {
			return '';
		}

		if (strpos($phone, '+') === 0) {
			return $phone;
		}

		if (!empty($dialCode)) {
			if (strpos($dialCode, '+') !== 0) {
				$dialCode = '+' . $dialCode;
			}
			return $dialCode . $phone;
		}

		return $phone;
	}

	/**
	 * Format the booking date using the same method as emails
	 *
	 * @param object $booking
	 * @param string $language
	 * @return string Formatted date
	 */
	protected function formatBookingDate($booking, $language): string
	{
		$date_format = $booking->getDateFormat();
		return evavel_date_createFromFormatTranslate('Y-m-d', $booking->date, $language, $date_format);
	}

	/**
	 * Format the current date using the same method as emails
	 *
	 * @param object $booking
	 * @param string $language
	 * @return string Formatted current date
	 */
	protected function formatCurrentDate($booking, $language): string
	{
		$date_format = $booking->getDateFormat();
		return evavel_date_translate(
			evavel_now_timezone_formatted($booking->restaurant->timezone, $date_format),
			$language
		);
	}
}