<?php

namespace App\Http\Controllers\Me;

use App\Enums\EventState;
use App\Http\Controllers\Controller;
use App\Models\User;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\Cache;
use Illuminate\Validation\Rule;
use Illuminate\Validation\Validator;

class ProfileController extends Controller
{
    public function show(Request $request): JsonResponse
    {
        return response()->json(self::present($request->attributes->get('user')));
    }

    public function update(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = $request->attributes->get('user');

        $data = $request->validate([
            'tz' => ['sometimes', 'string', Rule::in(\DateTimeZone::listIdentifiers())],
            'quiet_start' => ['sometimes', 'date_format:H:i'],
            'quiet_end' => ['sometimes', 'date_format:H:i'],
        ]);

        $start = $data['quiet_start'] ?? substr($user->quiet_start, 0, 5);
        $end = $data['quiet_end'] ?? substr($user->quiet_end, 0, 5);
        if ($end >= $start) {
            throw \Illuminate\Validation\ValidationException::withMessages([
                'quiet_end' => 'Тихие часы должны переходить через полночь: quiet_end раньше quiet_start',
            ]);
        }

        $user->fill([
            'tz' => $data['tz'] ?? $user->tz,
            'quiet_start' => $start.':00',
            'quiet_end' => $end.':00',
        ])->save();

        return response()->json(self::present($user));
    }

    public function heartbeat(Request $request): Response
    {
        /** @var User $user */
        $user = $request->attributes->get('user');
        Cache::put("heartbeat:{$user->id}", true, config('hado.web_heartbeat_ttl'));

        return response()->noContent();
    }

    /** @return array<string,mixed> */
    public static function present(User $user): array
    {
        return [
            'login' => $user->login,
            'tz' => $user->tz,
            'quiet_start' => substr($user->quiet_start, 0, 5),
            'quiet_end' => substr($user->quiet_end, 0, 5),
            'badge' => $user->events()->whereIn('state', [EventState::Today->value, EventState::Overdue->value])->count(),
        ];
    }
}