@wavequery/conductor/dist/esm/visualization/event-stream.js

Modular LLM orchestration framework

import { EventEmitter } from "events";
export class EventStream extends EventEmitter {
    constructor(options = {}) {
        super();
        this.buffer = [];
        this.throttleTimeout = null;
        this.bufferSize = options.bufferSize || 1000;
        this.throttleInterval = options.throttleInterval || 100;
    }
    push(event) {
        this.buffer.push({
            ...event,
            timestamp: new Date(),
        });
        if (this.buffer.length > this.bufferSize) {
            this.buffer.shift();
        }
        this.scheduleEmit();
    }
    scheduleEmit() {
        if (this.throttleTimeout)
            return;
        this.throttleTimeout = setTimeout(() => {
            this.emit("events", this.buffer);
            this.throttleTimeout = null;
        }, this.throttleInterval);
    }
    getBuffer() {
        return [...this.buffer];
    }
    clear() {
        this.buffer = [];
        if (this.throttleTimeout) {
            clearTimeout(this.throttleTimeout);
            this.throttleTimeout = null;
        }
    }
}
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