var message = require("../utils/message.js");
var type = 's'.charCodeAt(0);

exports.build = function(snake){
    var nameLength = snake.name.length;
    var part = snake.parts.length;
    var partsLength = part * 2;
    var arr = new Uint8Array(27 + nameLength + 6 + partsLength);
    var b = 0;
    b += message.writeInt8(b, arr, 0);
    b += message.writeInt8(b, arr, 0);
    b += message.writeInt8(b, arr, type);
    b += message.writeInt16(b, arr, snake.id);
    b += message.writeInt24(b, arr, snake.D);
    b += message.writeInt8(b, arr, 0);
    b += message.writeInt24(b, arr, snake.X);
    b += message.writeInt16(b, arr, snake.speed);
    b += message.writeInt24(b, arr, 0);
    b += message.writeInt8(b, arr, snake.skin);
    b += message.writeInt24(b, arr, snake.body.x);
    b += message.writeInt24(b, arr, snake.body.y);
    b += message.writeInt8(b, arr, nameLength);
    b += message.writeString(b, arr, snake.name);
    b += message.writeInt24(b, arr, snake.head.x);
    b += message.writeInt24(b, arr, snake.head.y);

    var i = 0;
    while (i < snake.parts.length) {
        b += message.writeInt8(b, arr, snake.parts[i].x);
        b += message.writeInt8(b, arr, snake.parts[i].y);
        i++;
    }
    return arr;
}