variables.js

const COLS = 10;
const ROWS = 20;
const BLOCK_SIZE = 30;
const SCORE_PER_LEVEL = 300;
const linesSound = new Audio("design/linesSound.wav");
const KEY = {
    LEFT: 37,
    RIGHT: 39,
    DOWN: 40,
    SPACE: 32,
    UP: 38
}
Object.freeze(KEY);

const POINTS = {
    SINGLE: 50,
    DOUBLE: 100,
    TRIPLE: 150,
    TETRIS: 200,
    SOFT_DROP: 1,
    HARD_DROP: 2
}
Object.freeze(POINTS);

const LEVEL = {
    0: 800,
    1: 720,
    2: 630,
    3: 550,
    4: 470,
    5: 380,
    6: 300,
    7: 220,
    8: 130,
    9: 100,
    10: 80,
    11: 80,
    12: 80,
    13: 70,
    14: 70,
    15: 70,
    16: 50,
    17: 50,
    18: 50,
    19: 30,
    20: 30,
}
Object.freeze(LEVEL);

const COLORS = [
    'null',
    'cyan',
    'blue',
    'orange',
    'yellow',
    'green',
    'purple',
    'red'
];

const SHAPES = [
    [],
    [
        [0, 0, 0, 0],
        [1, 1, 1, 1],
        [0, 0, 0, 0],
        [0, 0, 0, 0]
    ],
    [
        [2, 0, 0],
        [2, 2, 2],
        [0, 0, 0]
    ],
    [
        [0, 0, 3],
        [3, 3, 3],
        [0, 0, 0]
    ],
    [
        [4, 4],
        [4, 4]
    ],
    [
        [0, 5, 5],
        [5, 5, 0],
        [0, 0, 0]
    ],
    [
        [0, 6, 0],
        [6, 6, 6],
        [0, 0, 0]
    ],
    [
        [7, 7, 0],
        [0, 7, 7],
        [0, 0, 0]
    ]
];