<?php

namespace Lubiana\Aoc\Y2023\D03;

use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\TestCase;

final class LineTest extends TestCase
{
    private $assertEquals;

    public static function lineSoure(): \Generator
    {
        yield ['467..114..', [], [467, 114], [467]];
        yield ['...*.....-', [3], [], []];
        yield ['..35..633.', [], [35, 633], [35, 633]];
        yield ['......#...', [6], [], []];
        yield ['617*......', [3], [617], [617]];
        yield ['.....+.58.', [5], [58], []];
        yield ['..592.....', [], [592], [592]];
        yield ['......755.', [], [755], [755]];
        yield ['...$.*....', [3, 5], [], []];
        yield ['.664.598..', [], [664, 598], [664, 598]];
    }

    #[DataProvider('lineSoure')]
    public function testSymbolPosition(
        string $input,
        array $symbolPositions,
        array $numbers,
        array $valids
    ): void {
        $line = Line::fromString($input);
        $this->assertEquals($symbolPositions, $line->symbolPositions);
        $this->assertEquals($numbers, array_map(
            fn (Number $n): int => $n->value,
            $line->numbers,
        ));
        $this->assertEquals($valids, array_map(
            fn (Number $n): int => $n->value,
            $line->getValidNumbers(),
        ));
    }

    public function testSmallInput(): void
    {
        $line = Line::fromString(
            "................939...644..............791..*.551....35...937..806...............&.............536.930...703...565......*...............*640"
        );
        $validNumbers = $line->getValidNumbers();

        $this->assertEquals(1, count($validNumbers));

    }

    public function testSolve(): void
    {
        $d03 = new D03(D03::TESTFILE);
        $this->assertEquals(4361, $d03->solve());
    }

    public function testValidNumbers(): void {
        $d03 = new D03(D03::TESTFILE);
        $lines = $d03->getLines();
        $this->assertEquals(
            [467],
            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
        );
        $this->assertEquals(
            [],
            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
        );
        $this->assertEquals(
            [35, 633],
            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
        );
        $this->assertEquals(
            [],
            array_map(fn (Number $n):int => $n->value, array_shift($lines)->getValidNumbers())
        );
    }
}