<?php

declare(strict_types=1);

namespace App\Http\Controllers\Api\V1;

use App\Rules\CountryCodeExists;
use App\Rules\DateYMD;
use App\Services\WorkingDays\WorkingDayDeterminerFactory;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Validator;

final class WorkingDay
{
    public function __construct(
        private readonly WorkingDayDeterminerFactory $workingDayDeterminerFactory
    ) {
    }

    /**
     * @OA\Get(
     *     path="/api/v1/working-days/{countryCode}/{date}",
     *     summary="Get the working day status for a given date and country code",
     *     description="Returns whether the given date is a working day for the specified country code",
     *     @OA\Parameter(name="countryCode", in="path", description="The ISO 3166-1 alpha-2 country code"),
     *     @OA\Parameter(name="date", in="path", description="Date in YYYY-MM-DD format"),
     *     @OA\Response(
     *          response="200",
     *          description="Returns the working day status for the given date and country code",
     *          @OA\JsonContent(
     *              properties={
     *                  @OA\Property(property="date", type="string", format="date"),
     *                  @OA\Property(property="isWorkingDay", type="boolean"),
     *              }
     *          )
     *     ),
     *     @OA\Response(
     *         response="400",
     *         description="Invalid request parameters",
     *         @OA\JsonContent(
     *          type="object",
     *          properties={
     *               @OA\Property (
     *                  type="object",
     *                  property="errors",
     *                  anyOf={
     *                      @OA\Property(type="object", description="Error", properties={@OA\Property (property="date", type="string", example="Invalid date reason")}),
     *                      @OA\Property(type="object", description="Error", properties={@OA\Property (property="countryCode", type="string", example="Invalid countryCode reason")}),
     *                  }
     *               )
     *          })
     *     )
     * )
     *
     *
     * @param Request $request
     * @param string $countryCode
     * @param string $date
     * @return \Illuminate\Http\JsonResponse
     */
    public function getWorkingDays(Request $request, string $countryCode, string $date): \Illuminate\Http\JsonResponse
    {
        $validator = Validator::make(
            [
            'date' => $date,
            'countryCode' => $countryCode,
            ],
            [
                'date' => ['required', new DateYMD()],
                'countryCode' => ['required', 'string', 'min:2', 'max:2', new CountryCodeExists()],
            ]
        );

        if ($validator->fails()) {
            return response()->json(['errors' => $validator->errors()], 400);
        }

        try {
            $workingDayDeterminer = $this->workingDayDeterminerFactory->createForCountry($countryCode);
        } catch (\InvalidArgumentException $e) {
            return response()->json(['errors' => ['countryCode' => $e->getMessage()]], 400);
        }

        $date = \DateTimeImmutable::createFromFormat("Y-m-d", $date);

        if ($date === false) {
            return response()->json(['errors' => ['date' => ['validation.dateymdhis']]], 400);
        }

        return response()->json([
            'date' => $date->format('Y-m-d'),
            'isWorkingDay' => $workingDayDeterminer->isWorkingDay($date)
        ]);
    }
}