<?php

namespace Tests\Unit\Game;

use App\Game\GameBoardState;

use PHPUnit\Framework\TestCase;

class GameBoardStateTest extends TestCase
{
    public function state(): array
    {
        return [

            // 4x4 board
            // ---------------
            //  0,  1,  2,  3
            //  4,  5,  6,  7
            //  8,  9, 10, 11
            // 12, 13, 14, 15

            [ 4, 4, [], [ 1, 5,  8 ], 0 ],
            [ 4, 4, [ 4, 5,  6,  7 ], [2, 3], 1 ],
            [ 4, 4, [ 8, 9, 10, 11, 2, 6, 14 ], [ 15 ], 2 ],

            // 5x3 board
            // ---------------
            //  0,  1,  2,  3,  4
            //  5,  6,  7,  8,  9
            // 10, 11, 12, 13, 14

            [ 5, 3, [], [ 2, 4, 5, 8, 13 ], 0 ],
            [ 5, 3, [ 5, 6, 7, 8, 9 ], [ 0, 3, 4, 10], 1 ],
            [ 5, 3, [ 0, 5, 10, 3, 8, 13, 4, 9, 14 ], [ 6, 12 ], 3 ],

            // 10x10 board
            // --------------------------------------
            //  0, 1,   2,  3,  4,  5,  6,  7,  8,  9
            // 10, 11, 12, 13, 14, 15, 16, 17, 18, 19
            // 20, 21, 22, 23, 24, 25, 26, 27, 28, 29
            // 30, 31, 32, 33, 34, 35, 36, 37, 38, 39
            // 40, 41, 42, 43, 44, 45, 46, 47, 48, 49
            // 50, 51, 52, 53, 54, 55, 56, 57, 58, 59
            // 60, 61, 62, 63, 64, 65, 66, 67, 68, 69
            // 70, 71, 72, 73, 74, 75, 76, 77, 78, 79
            // 80, 81, 82, 83, 84, 85, 86, 87, 88, 89
            // 90, 91, 92, 93, 94, 95, 96, 97, 98, 99

            [ 10, 10, [], [ 59, 31, 52 ], 0 ],
            [ 10, 10, [  3, 13, 23, 33, 43, 53, 63, 73, 83, 93 ], [7, 11, 24, 25, 31, 32, 57, 66, 90, 91 ], 1 ],
            [ 10, 10, [ 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 4, 14, 34, 44, 54, 64, 74, 84, 94 ], [ 0, 32, 61, 78, 98 ], 2 ]
        ];
    }

    /**
     * @dataProvider state
     */
    public function test_is_win(int $w, int $h, array $state_win, array $state_press, int $winning)
    {
        $board = new GameBoardState($w, $h);

        foreach($state_win + $state_press as $pos) {
            $board->set($pos);
        }

        foreach($state_win as $pos) {
            $this->assertTrue($board->isWin($pos));
        }

        foreach($state_press as $pos) {
            $this->assertFalse($board->isWin($pos));
        }
    }

    /**
     * @dataProvider state
     */
    public function test_is_pressed(int $w, int $h, array $state_win, array $state_press, int $winning)
    {
        $board = new GameBoardState($w, $h);

        foreach($state_win + $state_press as $pos) {
            $board->set($pos);
        }

        foreach($state_win + $state_press as $pos) {
            $this->assertTrue($board->isPressed($pos));
        }
    }

    /**
     * @dataProvider state
     */
    public function test_get_num_win(int $w, int $h, array $state_win, array $state_press, int $winning)
    {
        $board = new GameBoardState($w, $h);

        foreach($state_win + $state_press as $pos) {
            $board->set($pos);
        }

        $this->assertSame($winning, $board->getNumWinRows());
    }

    public function test_deselect_winning_pattern()
    {
        $board = new GameBoardState(3, 3);

        //  0  [1]  2
        // [3] [4] [5]
        //  6  [7]  8
        $board->set(1);
        $board->set(4);
        $board->set(7);

        $board->set(3);
        $board->set(5);

        $this->assertTrue($board->isPressed(1));
        $this->assertTrue($board->isPressed(3));
        $this->assertTrue($board->isPressed(4));
        $this->assertTrue($board->isPressed(5));
        $this->assertTrue($board->isPressed(7));

        $this->assertTrue($board->isWin(1));
        $this->assertTrue($board->isWin(3));
        $this->assertTrue($board->isWin(4));
        $this->assertTrue($board->isWin(5));
        $this->assertTrue($board->isWin(7));

        $this->assertSame(2, $board->getNumWinRows());

        //  0  [1]  2
        // [3]  4  [5]
        //  6  [7]  8
        $board->set(4, false);

        $this->assertFalse($board->isWin(1));
        $this->assertFalse($board->isWin(3));
        $this->assertFalse($board->isWin(4));
        $this->assertFalse($board->isWin(5));
        $this->assertFalse($board->isWin(7));

        $this->assertTrue($board->isPressed(1));
        $this->assertTrue($board->isPressed(3));
        $this->assertFalse($board->isPressed(4));
        $this->assertTrue($board->isPressed(5));
        $this->assertTrue($board->isPressed(7));

        $this->assertSame(0, $board->getNumWinRows());
    }
}