multyx
Version:
Framework designed to simplify the creation of multiplayer browser games by addressing the complexities of managing server-client communication, shared state, and input handling
107 lines (106 loc) • 2.97 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.CompressUpdate = CompressUpdate;
exports.UncompressUpdate = UncompressUpdate;
/**
* Compresses update into a string
* [instruction][specifier]:[data]
* @param update
* @returns Compressed update
*/
function CompressUpdate(update) {
let code, pieces;
if (update.instruction == 'edit') {
code = update.team ? '1' : '0';
pieces = [
update.path.join('.'),
JSON.stringify(update.value)
];
}
if (update.instruction == 'self') {
if (update.property == 'controller')
code = '2';
else if (update.property == 'uuid')
code = '3';
else if (update.property == 'space')
code = '9';
else
code = '4';
pieces = [
JSON.stringify(update.data)
];
}
if (update.instruction == 'resp') {
code = '5';
pieces = [
update.name,
JSON.stringify(update.response)
];
}
if (update.instruction == 'conn') {
code = '6';
pieces = [
update.uuid,
JSON.stringify(update.publicData)
];
}
if (update.instruction == 'dcon') {
code = '7';
pieces = [
update.clientUUID
];
}
if (update.instruction == 'init') {
code = '8';
pieces = [
JSON.stringify(update.client),
update.tps.toString(),
JSON.stringify(update.constraintTable),
JSON.stringify(update.clients),
JSON.stringify(update.teams),
JSON.stringify(update.space)
];
}
;
if (!pieces)
return '';
let compressed = code;
for (let i = 0; i < pieces.length; i++) {
if (pieces[i] === undefined)
pieces[i] = 'undefined';
compressed += pieces[i].replace(/;/g, ';_');
if (i < pieces.length - 1)
compressed += ';,';
}
return compressed;
}
function UncompressUpdate(str) {
try {
const [target, ...escapedData] = str.split(/;,/);
const instruction = target[0];
const specifier = target.slice(1).replace(/;_/g, ';');
const data = escapedData.map(d => d.replace(/;_/g, ';')).map(d => d == "undefined" ? undefined : JSON.parse(d));
if (instruction == '0')
return {
instruction: 'edit',
team: false,
path: specifier.split('.'),
value: data[0]
};
if (instruction == '1')
return {
instruction: 'input',
input: specifier,
data: data[0]
};
if (instruction == '2')
return {
instruction: 'resp',
name: specifier,
response: data[0]
};
}
catch (_a) {
return null;
}
}