Add token generation

lib/Snowflake/Master.ts

@@ -0,0 +1,46 @@
+import { EventEmitter } from 'events';
+import { SnowflakeWorker } from '../types';
+
+export default class SnowflakeMaster extends EventEmitter {
+  public workers: any[];
+
+  constructor() {
+    super();
+    this.setMaxListeners(1000);
+    this.workers = [];
+  }
+
+  addWorkers(...workers: SnowflakeWorker[]): void {
+    for (const worker of workers) this.workers.push(worker);
+
+    return this.refresh();
+  }
+
+  listWorkers(): SnowflakeWorker[] {
+    return this.workers;
+  }
+
+  removeWorkers(...identities: string[] | number[]): { 'removed': number } {
+    let found = 0;
+
+    for (const identity of identities) {
+      for (let i in this.workers) {
+        const worker = this.workers[i];
+        if (worker.options.name === identity || worker.options.workerId === identity) {
+          found++;
+          this.workers.splice(parseInt(i), 1);
+        }
+      }
+    }
+
+    return { removed: found }
+  }
+
+  refresh(): void {
+    for (let worker of this.workers) {
+      worker.on('newSnowflake', (...args) => this.emit('newSnowflake', ...args));
+      worker.on('deconstructedFlake', (...args) => this.emit('deconstructedFlake', ...args));
+    }
+  }
+}
+