Files
aas-js/packages/lib/index.js
T

415 lines
12 KiB
JavaScript

class Console {
constructor() {
this.sportInitialized = false;
}
reset() {
this.sportInitialized = false;
delete this.sport;
delete this.state;
}
/**
*
* @param {Buffer} buffer
*/
update(buffer) {
switch (buffer.at(2)) {
case 0x51:
this.sport = 'basketball';
this.parseBasketball(buffer);
break;
case 0x61:
this.sport = 'football';
this.parseFootball(buffer);
break;
case 0x70:
this.sport = 'volleyball';
this.parseVolleyball(buffer);
break;
case 0x71:
this.sport = 'baseball';
this.parseBaseball(buffer);
break;
case 0x16:
this.sport = 'soccer';
throw new Error('Soccer is not implemented');
case 0x60:
this.sport = 'wrestling';
throw new Error('Wrestling is not implemented');
case 0x40:
this.sport = 'hockey';
throw new Error('Hockey is not implemented');
default:
console.log(`unidentified sport data: ${buffer.toString('hex')}`);
break;
}
}
/**
*
* @param {Buffer} buffer
*/
parseBaseball(buffer) {
if (!this.sportInitialized) {
this.state = {
time: {},
home: {},
guest: {},
bases: {
first: false,
second: false,
third: false,
},
innings: {
1: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
2: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
3: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
4: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
5: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
6: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
7: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
8: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
9: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
10: {
home: {
score: 0,
},
guest: {
score: 0,
},
},
},
};
this.sportInitialized = true;
}
const bufferHex = buffer.toString('hex');
this.state.time.minutes = buffer.subarray(5, 6).toString('hex');
this.state.time.seconds = buffer.subarray(6, 7).toString('hex');
this.state.time.tenths = bufferHex.substring(15, 16);
this.state.time.showTenths = bufferHex.at(8) === '1';
this.state.time.display = `${this.state.time.minutes}:${this.state.time.seconds}`;
const seqNum = bufferHex.substring(20, 22);
if (seqNum === '11') {
const homeBinaryInfo = buffer.at(12).toString(2).padStart(8, '0');
const guestBinaryInfo = buffer.at(14).toString(2).padStart(8, '0');
this.state.home.score = parseInt(bufferHex.substring(22, 24), 10);
if (homeBinaryInfo[0] === '1') {
this.state.home.score += 100;
}
this.state.guest.score = parseInt(bufferHex.substring(26, 28), 10);
if (guestBinaryInfo[0] === '1') {
this.state.guest.score += 100;
}
this.state.guest.hits = parseInt(buffer.subarray(23, 24).toString('hex'), 10);
this.state.home.hits = parseInt(buffer.subarray(22, 23).toString('hex'), 10);
this.state.batter = buffer.subarray(21, 22).toString('hex');
if (this.state.batter === 'aa') {
this.state.batter = '';
}
this.state.home.pitcher = parseInt(buffer.subarray(26, 27).toString('hex'), 10);
this.state.guest.pitcher = parseInt(buffer.subarray(24, 25).toString('hex'), 10);
const baseBinaryInfo = buffer.at(19).toString(2).padStart(8, '0');
this.state.bases.first = baseBinaryInfo[3] === '1';
this.state.bases.second = baseBinaryInfo[2] === '1';
this.state.bases.third = baseBinaryInfo[1] === '1';
this.state.outs = parseInt(bufferHex.substring(37, 38), 10);
this.state.strikes = parseInt(bufferHex.substring(36, 37), 10);
this.state.balls = parseInt(bufferHex.substring(39, 40), 10);
const binaryFlags = buffer.at(12).toString(2).padStart(8, '0');
this.state.hit = binaryFlags[4] === '1';
} else if (seqNum === '22') {
const guestInningStartIndex = 11;
const homeInningStartIndex = 21;
for (let i = 0; i < 10; i += 1) {
const guestInningScore = buffer
.subarray(guestInningStartIndex + i, guestInningStartIndex + i + 1)
.toString('hex');
if (guestInningScore !== '0a') {
this.state.innings[i + 1].guest.score = parseInt(guestInningScore, 10);
}
const homeInningScore = buffer.subarray(homeInningStartIndex + i, homeInningStartIndex + i + 1).toString('hex');
if (homeInningScore !== '0a') {
this.state.innings[i + 1].home.score = parseInt(homeInningScore, 10);
}
}
}
}
/**
*
* @param {Buffer} buffer
*/
parseFootball(buffer) {
if (!this.sportInitialized) {
this.state = {
time: {},
playClock: {},
home: {},
guest: {},
};
this.sportInitialized = true;
}
const bufferHex = buffer.toString('hex');
this.state.time.minutes = buffer.subarray(5, 6).toString('hex');
this.state.time.seconds = buffer.subarray(6, 7).toString('hex');
this.state.time.tenths = bufferHex.substring(15, 16);
this.state.time.showTenths = bufferHex.at(8) === '1';
this.state.time.display = `${this.state.time.minutes}:${this.state.time.seconds}`;
this.state.playClock.seconds = bufferHex.substring(16, 18);
const seqNum = bufferHex.substring(20, 22);
if (seqNum === '11') {
const homeBinaryInfo = buffer.at(12).toString(2).padStart(8, '0');
const guestBinaryInfo = buffer.at(14).toString(2).padStart(8, '0');
this.state.home.score = parseInt(bufferHex.substring(22, 24), 10);
if (homeBinaryInfo[0] === '1') {
this.state.home.score += 100;
}
this.state.guest.score = parseInt(bufferHex.substring(26, 28), 10);
if (guestBinaryInfo[0] === '1') {
this.state.guest.score += 100;
}
this.state.home.poss = homeBinaryInfo[7] === '1';
this.state.guest.poss = guestBinaryInfo[7] === '1';
this.state.home.timeouts = parseInt(bufferHex.substring(40, 41), 10);
this.state.guest.timeouts = parseInt(bufferHex.substring(41, 42), 10);
this.state.quarter = parseInt(bufferHex.substring(31, 32), 10);
this.state.down = parseInt(bufferHex.substring(39, 40), 10);
this.state.yardsToGo = parseInt(buffer.subarray(18, 19).toString('hex'), 10);
this.state.ballOn = parseInt(buffer.subarray(21, 22).toString('hex'), 10);
}
}
/**
*
* @param {Buffer} buffer
*/
parseVolleyball(buffer) {
const bufferHex = buffer.toString('hex');
if (!this.sportInitialized) {
this.state = {
time: {},
home: {},
guest: {},
};
this.sportInitialized = true;
}
this.state.time.minutes = bufferHex.substring(10, 12);
this.state.time.seconds = bufferHex.substring(12, 14);
this.state.time.tenths = bufferHex.substring(15, 16);
this.state.time.showTenths = bufferHex.at(8) === '1';
this.state.time.display = `${this.state.time.minutes}:${this.state.time.seconds}`;
const seqNum = bufferHex.substring(20, 22);
if (seqNum === '11') {
const homeBinaryInfo = buffer.at(12).toString(2).padStart(8, '0');
const guestBinaryInfo = buffer.at(14).toString(2).padStart(8, '0');
this.state.home.score = parseInt(bufferHex.substring(22, 24), 10);
if (homeBinaryInfo[0] === '1') {
this.state.home.score += 100;
}
this.state.guest.score = parseInt(bufferHex.substring(26, 28), 10);
if (guestBinaryInfo[0] === '1') {
this.state.guest.score += 100;
}
this.state.home.serve = homeBinaryInfo[7] === '1';
this.state.guest.serve = guestBinaryInfo[7] === '1';
this.state.home.gamesWon = parseInt(buffer.subarray(16, 17).toString('hex'), 10);
this.state.guest.gamesWon = parseInt(buffer.subarray(17, 18).toString('hex'), 10);
this.state.home.timeouts = parseInt(bufferHex.substring(40, 41), 10);
this.state.guest.timeouts = parseInt(bufferHex.substring(41, 42), 10);
this.state.game = parseInt(bufferHex.substring(31, 32), 10);
}
}
/**
*
* @param {Buffer} buffer
*/
parseBasketball(buffer) {
const bufferHex = buffer.toString('hex');
if (!this.sportInitialized) {
this.state = {
time: {},
shotClock: {},
home: {},
guest: {},
};
this.sportInitialized = true;
}
this.state.time.minutes = bufferHex.substring(10, 12);
this.state.time.seconds = bufferHex.substring(12, 14);
this.state.time.tenths = bufferHex.substring(15, 16);
this.state.time.showTenths = bufferHex.at(8) === '1';
this.state.time.display = `${this.state.time.minutes}:${this.state.time.seconds}`;
if (this.state.time.showTenths) {
this.state.time.display += `.${this.state.time.tenths}`;
}
this.state.shotClock.seconds = bufferHex.substring(16, 18);
if (this.state.shotClock.seconds === 'aa') {
this.state.shotClock.seconds = '00';
}
this.state.shotClock.tenths = bufferHex.substring(19, 20);
if (this.state.shotClock.tenths === 'a') {
this.state.shotClock.tenths = '0';
}
this.state.shotClock.display = `${this.state.shotClock.seconds}.${this.state.shotClock.tenths}`;
const seqNum = bufferHex.substring(20, 22);
if (seqNum === '11') {
const homeBinaryInfo = buffer.at(12).toString(2).padStart(8, '0');
const guestBinaryInfo = buffer.at(14).toString(2).padStart(8, '0');
this.state.home.score = parseInt(bufferHex.substring(22, 24), 10);
if (homeBinaryInfo[0] === '1') {
this.state.home.score += 100;
}
this.state.guest.score = parseInt(bufferHex.substring(26, 28), 10);
if (guestBinaryInfo[0] === '1') {
this.state.guest.score += 100;
}
this.state.home.poss = homeBinaryInfo[7] === '1';
this.state.guest.poss = guestBinaryInfo[7] === '1';
this.state.home.doubleBonus = homeBinaryInfo[3] === '1';
this.state.home.bonus = homeBinaryInfo[4] === '1';
this.state.guest.doubleBonus = guestBinaryInfo[3] === '1';
this.state.guest.bonus = guestBinaryInfo[4] === '1';
this.state.home.fouls = parseInt(bufferHex.substring(32, 34), 10);
this.state.guest.fouls = parseInt(bufferHex.substring(34, 36), 10);
this.state.home.timeouts = parseInt(bufferHex.substring(40, 41), 10);
this.state.guest.timeouts = parseInt(bufferHex.substring(41, 42), 10);
this.state.period = parseInt(bufferHex.substring(31, 32), 10);
}
}
toJSON() {
return {
sport: this.sport,
...this.state,
};
}
}
module.exports = {
Console,
Packets: {
START_LIVE: Buffer.from([
...[0xfb, 0xb1, 0, 0, 0, 0, 0x54],
...[0xfb, 0xc1, 0, 0, 0, 0, 0x44],
...[0xfb, 0xb1, 0, 0, 0, 0, 0x54],
]),
STOP_LIVE: Buffer.from([...[0xfb, 0xc0, 0, 0, 0, 0, 0x45], ...[0xfb, 0xb0, 0, 0, 0, 0, 0x55]]),
},
};