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PHP dasturlash tilida Snake Xenzia o'yini

o'yinni ishga tushirish uchun buyruqlar satrida

$: php snakeGame.php

snakeGame.php

<?php

class Snake {
	public $width = 0;
  	public $height = 0;

  	public $positionX = 0;
  	public $positionY = 0;

  	public $appleX = 15;
  	public $appleY = 15;

  	public $movementX = 0;
  	public $movementY = 0;

  	public $trail = [];
  	public $tail = 5;

  	public $speed = 100000;

  	public function __construct( $width, $height ){
    	$this->width = $width;
    	$this->height = $height;

    	$this->positionX = rand( 0, $width - 1 );
    	$this->positionY = rand( 0, $height - 1 );

    	$appleX = rand( 0, $width - 1 );
    	$appleY = rand( 0, $height - 1 );

    	while ( array_search( [ $appleX, $appleY ], $this->trail ) !== FALSE ) {
      		$appleX = rand( 0, $width - 1 );
      		$appleY = rand( 0, $height - 1 );
    	}
    	
    	$this->appleX = $appleX;
    	$this->appleY = $appleY;
  	}
}

function renderGame( $snake ) {
	$output = '';
  	for ( $i = 0; $i < $snake->width; $i++ ) {
    	for ( $j = 0; $j < $snake->height; $j++ ) {
      		$cell = ( $snake->appleX == $i && $snake->appleY == $j ) ? '0' : '.';
      		foreach ( $snake->trail as $trail ) {
        		if ( $trail[0] == $i && $trail[1] == $j ) $cell = 'X';
      		}
      		$output .= $cell;
    	}
    	$output .= PHP_EOL;
  	}

  	$output .= PHP_EOL;
  	return $output;
}

function translateKeypress( $string ) {
  	switch ($string) {
  		// Yuqoriga harakatlantirish tugmasi
    	case "\033[A":
      		return "UP";
    	// Pastga harakatlantirish tugmasi
    	case "\033[B":
      		return "DOWN";
    	// O'ngga harakatlantirish tugmasi
    	case "\033[C":
      		return "RIGHT";
    	// Chapga harakatlantirish tugmasi
    	case "\033[D":
      		return "LEFT";
    	// ENTER (kiritish) tugmasi
    	case "\n":
      		return "ENTER";
    	// Bo'sh joy tugmasi
    	case " ":
      		return "SPACE";
    	// Satrdan belgini o'chirish tugmasi
    	case "\010":
    	case "\177":
      		return "BACKSPACE";
    	// Tabulator tugmasi
    	case "\t":
      		return "TAB";
    	// Bekor qilish tugmasi
    	case "\e":
      		return "ESC";
   	}
  	return $string;
}

function direction( $stdin, $snake ) {
	$key = fgets( $stdin );
  	
  	if ( $key ) {
    	$key = translateKeypress( $key );
    	switch ( $key ) {
      		case "UP":
        		$snake->movementX = -1;
        		$snake->movementY = 0;
        	break;
      		case "DOWN":
        		$snake->movementX = 1;
        		$snake->movementY = 0;
        	break;
      		case "RIGHT":
        		$snake->movementX = 0;
        		$snake->movementY = 1;
        	break;
      		case "LEFT":
        		$snake->movementX = 0;
        		$snake->movementY = -1;
        	break;
     	}
  	}
}

function move( $snake ) {
	// Ilonni harakatlantirish.
  	$snake->positionX += $snake->movementX;
  	$snake->positionY += $snake->movementY;

  	// Ilonni o'yin taxtasi chegarasi bo'ylab saqlash.
  	if ( $snake->positionX < 0 ) $snake->positionX = $snake->width - 1;
  
  	if ( $snake->positionX > $snake->width - 1 ) $snake->positionX = 0;
  	
  	if ( $snake->positionY < 0 ) $snake->positionY = $snake->height - 1;
  	
  	if ( $snake->positionY > $snake->height - 1 ) $snake->positionY = 0;

  	// Ilon izi old qismiga bitta element qo'shish
  	array_unshift( $snake->trail, [ $snake->positionX, $snake->positionY ] );

  	// Aniq uzunlikni saqlagan holda ilondan bitta belgini olib tashlash.
  	if ( count( $snake->trail ) > $snake->tail ) array_pop($snake->trail);

  	if ( $snake->appleX == $snake->positionX && $snake->appleY == $snake->positionY ) {
    	// Ilon olma pozitsiyasiga teng kelishi
    	$snake->tail++;

    	if ($snake->speed > 2000) {
      		// O'yin tezligini ma'lum chegaragacha oshirish
      		$snake->speed = $snake->speed - ( $snake->tail * ( $snake->width / $snake->height + 10 ) );
    	}
    	
    	// Olma pozitsiyasini almashtirish.
    	$appleX = rand( 0, $snake->width - 1 );
    	$appleY = rand( 0, $snake->height - 1 );
    	
    	while ( array_search( [ $appleX, $appleY ], $snake->trail ) !== FALSE ) {
      		$appleX = rand( 0, $snake->width - 1 );
      		$appleY = rand( 0, $snake->height - 1 );
    	}

    	$snake->appleX = $appleX;
    	$snake->appleY = $appleY;
  	}
}

function gameOver( $snake ) {
	if ( $snake->tail > 5 ) {
    	// Agar iz 5 dan katta bo'lsa, oxirgi holatni tekshirish.
    	for ( $i = 1; $i < count( $snake->trail ); $i++ ) {
			if ( $snake->trail[ $i ][ 0 ] == $snake->positionX && $snake->trail[ $i ][ 1 ] == $snake->positionY ) {
        		exit('O\'yin tugadi, ilon o\'ldi');
      		}
    	}
  	}
}

system('stty cbreak -echo');
$stdin = fopen('php://stdin', 'r');
stream_set_blocking($stdin, 0);


$snake = new Snake( 20, 30 ); // kenglik. balandlik

while ( 1 ) {
	system('clear'); // Satrni tozalab borish
  	echo 'Olmalar: ' . $snake->tail . PHP_EOL;
  	direction( $stdin, $snake ); // Ilon yo'nalishini belgilash
  	move( $snake ); // Ilon harakatini boshqarish
  	echo renderGame( $snake ); // O'yin taxtasini chop etish
  	gameOver( $snake ); // Ilon o'limi holatini nazorat qilish
  	usleep( $snake->speed ); // O'yin tezligini belgilash
}