<?php

namespace App\Http\Requests\Admin;

use Illuminate\Support\Str;
use App\Http\Requests\ApiFormRequest;

/**
 * 管理员用户创建请求。
 *
 * @see AdminUserStoreController
 */
final class AdminUserStoreRequest extends ApiFormRequest
{
    /**
     * Determine if the user is authorized to make this request.
     */
    public function authorize(): bool
    {
        return true;
    }

    /**
     * Prepare the data for validation.
     */
    protected function prepareForValidation(): void
    {
        $username = $this->input('username');
        if (is_string($username)) {
            $this->merge([
                'username' => Str::lower(trim($username)),
            ]);
        }

        if ($this->input('email') === '') {
            $this->merge([
                'email' => null,
            ]);
        }
    }

    /**
     * Get the validation rules that apply to the request.
     *
     * @return array<string, array<int, mixed>>
     */
    public function rules(): array
    {
        return [
            'username' => ['required', 'string', 'min:2', 'max:64', 'regex:/^[a-zA-Z0-9._-]+$/u', 'unique:admin_users,username'],
            'nickname' => ['required', 'string', 'max:128'],
            'email' => ['nullable', 'string', 'email', 'max:255'],
            'password' => ['required', 'string', 'min:8', 'max:256'],
            'status' => ['sometimes', 'integer', 'in:0,1'],
            'admin_site_id' => ['required', 'integer', 'exists:admin_sites,id'],
            'role_slugs' => ['required', 'array', 'min:1'],
            'role_slugs.*' => ['string', 'max:64', 'distinct', 'exists:admin_roles,slug'],
        ];
    }
}