<?php

namespace App\Http\Controllers;

use App\Models\User;
use App\Models\UserFlight;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\Gate;

class UserFlightController extends Controller
{

    public function viewableFlights(User $user, ?Request $request = null)
    {
        if (Gate::denies('viewProfileData', $user)) {
            return response()->json([]);
        }
        return $this->flights($user, $request);
    }

    public function flights(User $user, ?Request $request = null)
    {
        $key = "user_flights_{$user->id}";

        $json = Cache::remember($key, now()->addDays(30), function  () use ($user) {
            return UserFlight::where('user_id', $user->id)
                ->with([
                    'departureAirport.region.country',
                    'departureAirport.region.continent',
                    'arrivalAirport.region.country',
                    'arrivalAirport.region.continent',
                    'airline.country',
                    'airline.alliance',
                    'aircraft',
                    'seatType',
                    'flightReason',
                    'flightClass',
                    'crewType'
                ])
                ->orderBy('departure_date', 'desc')
                ->get()
                ->values()
                ->toJson();
        });

        if ($request?->boolean('departed_only')) {
            $filtered = collect(json_decode($json))
                ->filter(fn($f) => $f->departure_date <= now('UTC')->toDateString())
                ->values()
                ->toJson();

            return response($filtered, 200)->header('Content-Type', 'application/json');
        }

        return response($json, 200)->header('Content-Type', 'application/json');
    }
}