<?php
declare(strict_types=1);

namespace Cf7stg\Tests;

use Cf7stg\FieldDetector;
use PHPUnit\Framework\TestCase;

final class FieldDetectorTest extends TestCase
{
    public function test_finds_cyrillic_name_in_custom_key(): void
    {
        $r = FieldDetector::find_name([
            'text-211' => 'Александр',
            'text-212' => '+79776277470',
        ]);
        self::assertSame('Александр', $r);
    }

    public function test_finds_multiword_cyrillic_name(): void
    {
        $r = FieldDetector::find_name(['x' => 'Анна Петровна']);
        self::assertSame('Анна Петровна', $r);
    }

    public function test_finds_latin_name(): void
    {
        $r = FieldDetector::find_name(['x' => 'John Smith']);
        self::assertSame('John Smith', $r);
    }

    public function test_skips_values_with_digits(): void
    {
        $r = FieldDetector::find_name([
            'a' => '+79776277470',
            'b' => 'Ольга',
        ]);
        self::assertSame('Ольга', $r);
    }

    public function test_skips_urls(): void
    {
        $r = FieldDetector::find_name([
            'a' => 'https://evil.com',
            'b' => 'Павел',
        ]);
        self::assertSame('Павел', $r);
    }

    public function test_skips_emails(): void
    {
        $r = FieldDetector::find_name([
            'a' => 'anna@mail.ru',
            'b' => 'Анна',
        ]);
        self::assertSame('Анна', $r);
    }

    public function test_skips_too_short(): void
    {
        $r = FieldDetector::find_name([
            'a' => 'X',
            'b' => 'Дарья',
        ]);
        self::assertSame('Дарья', $r);
    }

    public function test_skips_too_long(): void
    {
        $r = FieldDetector::find_name([
            'a' => str_repeat('а', 200),
            'b' => 'Лена',
        ]);
        self::assertSame('Лена', $r);
    }

    public function test_no_name_returns_empty(): void
    {
        $r = FieldDetector::find_name([
            'a' => '+79031234567',
            'b' => '1',
            'c' => 'http://x.y',
        ]);
        self::assertSame('', $r);
    }

    public function test_finds_email(): void
    {
        $r = FieldDetector::find_email(['x-1' => 'user@example.com']);
        self::assertSame('user@example.com', $r);
    }

    public function test_no_email_returns_empty_when_only_phone(): void
    {
        $r = FieldDetector::find_email([
            'x' => 'Иван',
            'y' => '+79031234567',
        ]);
        self::assertSame('', $r);
    }

    public function test_email_is_trimmed(): void
    {
        $r = FieldDetector::find_email(['x' => '  anna@mail.ru  ']);
        self::assertSame('anna@mail.ru', $r);
    }

    public function test_first_email_wins_when_multiple(): void
    {
        $r = FieldDetector::find_email([
            'a' => 'first@a.ru',
            'b' => 'second@b.ru',
        ]);
        self::assertSame('first@a.ru', $r);
    }
}