<?php

namespace App\Http\Controllers\Me;

use App\Delivery\EventActions;
use App\Enums\EventState;
use App\Http\Controllers\Controller;
use App\Ingest\ManualEvents;
use App\Models\Event;
use App\Models\User;
use App\Presenters\EventPresenter;
use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;

class EventsController extends Controller
{
    public function __construct(private readonly EventActions $actions, private readonly ManualEvents $manual) {}

    public function index(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = $request->attributes->get('user');
        $request->validate([
            'state' => ['sometimes', Rule::in(array_map(fn ($s) => $s->value, EventState::cases()))],
        ]);
        $states = $request->query('state')
            ? [$request->query('state')]
            : EventState::nonTerminalValues();

        return response()->json(['events' => $user->liveEvents($states)->get()->map(EventPresenter::forUser(...))->values()]);
    }

    public function ack(Request $request, int $event): JsonResponse
    {
        $model = $this->own($request, $event);
        $this->actions->ack($model);

        return response()->json(EventPresenter::forUser($model->fresh('source')));
    }

    public function done(Request $request, int $event): JsonResponse
    {
        $model = $this->own($request, $event);
        $this->actions->done($model);

        return response()->json(EventPresenter::forUser($model->fresh('source')));
    }

    public function store(Request $request): JsonResponse
    {
        /** @var User $user */
        $user = $request->attributes->get('user');
        $data = $request->validate([
            'title' => ['required', 'string', 'max:200'],
            'subtitle' => ['sometimes', 'nullable', 'string', 'max:200'],
            'due_date' => ['required', 'date_format:Y-m-d'],
            'due_time' => ['sometimes', 'nullable', 'date_format:H:i'],
        ]);

        $event = $this->manual->create($user, [
            'title' => $data['title'],
            'subtitle' => $data['subtitle'] ?? null,
            'due_at' => $data['due_date'].(empty($data['due_time']) ? '' : 'T'.$data['due_time']),
        ]);

        return response()->json(EventPresenter::forUser($event), 201);
    }

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

        return response()->json(['events' => $user->archive()->get()->map(fn (Event $e) => EventPresenter::forUser($e) + [
            'closed_as' => EventPresenter::closedAs($e),
        ])->values()]);
    }

    private function own(Request $request, int $id): Event
    {
        /** @var User $user */
        $user = $request->attributes->get('user');

        return $user->ownEvent($id);
    }
}