<?php

namespace App\Services;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Mail;

/**
 * Booking Service
 *
 * Handles booking operations for accommodations, tours, and events.
 * This is a future feature - currently contains placeholder methods.
 */
class BookingService
{
    /**
     * Process a new booking
     *
     * @param array $bookingData
     * @return array
     */
    public function processBooking(array $bookingData): array
    {
        try {
            // TODO: Implement booking logic
            // 1. Validate booking data
            // 2. Check availability
            // 3. Calculate total price
            // 4. Create booking record
            // 5. Process payment (if required)
            // 6. Send confirmation email
            // 7. Return booking confirmation

            return [
                'success' => false,
                'message' => 'Booking feature is not yet implemented',
                'booking_id' => null,
            ];
        } catch (\Exception $e) {
            \Log::error('Booking processing failed: ' . $e->getMessage());

            return [
                'success' => false,
                'message' => 'Failed to process booking',
                'error' => $e->getMessage(),
            ];
        }
    }

    /**
     * Check availability for a booking
     *
     * @param string $type
     * @param int $resourceId
     * @param string $date
     * @param int $quantity
     * @return bool
     */
    public function checkAvailability(
        string $type,
        int $resourceId,
        string $date,
        int $quantity = 1
    ): bool {
        // TODO: Implement availability checking
        // Different logic for:
        // - Accommodations (rooms, nights)
        // - Tours (seats, time slots)
        // - Events (tickets, capacity)

        return false;
    }

    /**
     * Calculate pricing for a booking
     *
     * @param array $bookingDetails
     * @return array
     */
    public function calculatePricing(array $bookingDetails): array
    {
        return [
            'subtotal' => 0,
            'taxes' => 0,
            'fees' => 0,
            'discounts' => 0,
            'total' => 0,
            'currency' => 'USD',
        ];
        // TODO: Implement pricing logic
        // Consider:
        // - Base price
        // - Seasonal rates
        // - Quantity discounts
        // - Promotional codes
        // - Taxes and fees
    }

    /**
     * Send booking confirmation
     *
     * @param int $bookingId
     * @return bool
     */
    public function sendConfirmation(int $bookingId): bool
    {
        try {
            // TODO: Implement email confirmation
            // Mail::to($booking->email)->send(new BookingConfirmation($booking));

            return true;
        } catch (\Exception $e) {
            \Log::error('Failed to send booking confirmation: ' . $e->getMessage());
            return false;
        }
    }

    /**
     * Cancel a booking
     *
     * @param int $bookingId
     * @param string $reason
     * @return bool
     */
    public function cancelBooking(int $bookingId, string $reason = ''): bool
    {
        try {
            // TODO: Implement cancellation logic
            // 1. Check cancellation policy
            // 2. Calculate refund amount
            // 3. Process refund (if applicable)
            // 4. Update booking status
            // 5. Send cancellation notification
            // 6. Update availability

            return false;
        } catch (\Exception $e) {
            \Log::error('Failed to cancel booking: ' . $e->getMessage());
            return false;
        }
    }

    /**
     * Get booking by confirmation code
     *
     * @param string $confirmationCode
     * @return mixed
     */
    public function getBookingByConfirmation(string $confirmationCode)
    {
        // TODO: Implement
        // return Booking::where('confirmation_code', $confirmationCode)->first();

        return null;
    }

    /**
     * Apply discount code
     *
     * @param string $code
     * @param float $amount
     * @return array
     */
    public function applyDiscountCode(string $code, float $amount): array
    {
        return [
            'valid' => false,
            'discount_amount' => 0,
            'discount_percentage' => 0,
            'message' => 'Discount feature not yet implemented',
        ];
        // TODO: Implement discount code validation and application
    }

    /**
     * Generate booking report
     *
     * @param string $startDate
     * @param string $endDate
     * @return array
     */
    public function generateBookingReport(string $startDate, string $endDate): array
    {
        return [
            'total_bookings' => 0,
            'confirmed_bookings' => 0,
            'cancelled_bookings' => 0,
            'total_revenue' => 0,
            'average_booking_value' => 0,
            'top_booked_items' => [],
        ];
        // TODO: Implement reporting
    }

    /**
     * Send booking reminder
     *
     * @param int $bookingId
     * @return bool
     */
    public function sendReminder(int $bookingId): bool
    {
        try {
            // TODO: Send reminder email before booking date
            // Useful for events, tours, etc.

            return true;
        } catch (\Exception $e) {
            \Log::error('Failed to send booking reminder: ' . $e->getMessage());
            return false;
        }
    }
}
