@drift-labs/common
Version:
Common functions for Drift
47 lines • 1.55 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.SharedInterval = void 0;
const rxjs_1 = require("rxjs");
/**
* This class creates an interval which multiple "subscribers" can add their "props" to.
*
* The interval has a base tick rate, and the subscribers add their tick multiple and props to the interval.
*
* The interval will tick at the base rate, and for each tick it will the props of any subscribers whose tick multiple is a factor of the current tick.
*/
class SharedInterval {
constructor(tickRate) {
this.tickCount = 0;
this.subscription = new rxjs_1.Subject();
this.subscribers = new Map();
this.tickRate = tickRate;
}
addSubscriber(tickMultiple, id, props) {
this.subscribers.set(id, {
tickMultiple,
props,
});
}
removeSubscriber(id) {
this.subscribers.delete(id);
}
start() {
this.interval = setInterval(() => {
this.tickCount++;
const propsForTick = Array.from(this.subscribers.values()).map((subscriber) => {
if (this.tickCount % subscriber.tickMultiple === 0) {
return subscriber.props;
}
});
this.subscription.next(propsForTick);
}, this.tickRate);
}
stop() {
clearInterval(this.interval);
}
subscribe() {
return this.subscription.asObservable();
}
}
exports.SharedInterval = SharedInterval;
//# sourceMappingURL=SharedInterval.js.map