<?php

declare(strict_types=1);

namespace app\miniapi\http;

use app\miniapi\exception\ApiException;
use app\miniapi\support\PhoneNumber;

final class Fields
{
    public static function phone(array $data, string $key = 'phone'): string
    {
        $value = self::text($data, $key, 30);
        try {
            return PhoneNumber::normalize($value);
        } catch (\InvalidArgumentException) {
            throw new ApiException(42201, '请填写完整有效的联系电话', 422, [$key => '须为7至15位数字，可含前置+、空格、横线和成对括号']);
        }
    }

    public static function text(array $data, string $key, int $max = 120, bool $required = true): string
    {
        $value = $data[$key] ?? '';
        if (!is_string($value) || str_contains($value, "\0") || mb_strlen(trim($value)) > $max || ($required && trim($value) === '')) {
            throw new ApiException(42201, '参数校验失败', 422, [$key => '文本不能为空或超出长度']);
        }

        return trim($value);
    }

    public static function id(array $data, string $key): int
    {
        return Input::integer($data[$key] ?? null, $key, 1, 2147483647);
    }

    public static function only(array $data, array $keys): void
    {
        if (array_diff(array_keys($data), $keys)) {
            throw new ApiException(42201, '包含不支持的字段', 422);
        }
    }

    public static function choice(array $data, string $key, array $choices, string $default = ''): string
    {
        $value = $data[$key] ?? $default;
        if (!is_string($value) || !in_array($value, $choices, true)) {
            throw new ApiException(42201, '参数校验失败', 422, [$key => '选项无效']);
        }

        return $value;
    }

    public static function location(array $data): array
    {
        $result = [];
        foreach ([
            'latitude' => 90,
            'longitude' => 180,
        ] as $key => $max) {
            $value = $data[$key] ?? null;
            if ((!is_int($value) && !is_float($value)) || !is_finite((float) $value) || abs($value) > $max) {
                throw new ApiException(42201, '定位参数无效', 422, [$key => '须为有效数值']);
            }
            $result[$key] = round((float) $value, 6);
        }

        return $result;
    }
}