Refactor clawx (#344)

Co-authored-by: ashione <skyzlxuan@gmail.com>

electron/gateway/state.ts

@@ -0,0 +1,38 @@
+import { PORTS } from '../utils/config';
+import { logger } from '../utils/logger';
+import type { GatewayStatus } from './manager';
+
+type GatewayStateHooks = {
+  emitStatus: (status: GatewayStatus) => void;
+  onTransition?: (previousState: GatewayStatus['state'], nextState: GatewayStatus['state']) => void;
+};
+
+export class GatewayStateController {
+  private status: GatewayStatus = { state: 'stopped', port: PORTS.OPENCLAW_GATEWAY };
+
+  constructor(private readonly hooks: GatewayStateHooks) {}
+
+  getStatus(): GatewayStatus {
+    return { ...this.status };
+  }
+
+  isConnected(isSocketOpen: boolean): boolean {
+    return this.status.state === 'running' && isSocketOpen;
+  }
+
+  setStatus(update: Partial<GatewayStatus>): void {
+    const previousState = this.status.state;
+    this.status = { ...this.status, ...update };
+
+    if (this.status.state === 'running' && this.status.connectedAt) {
+      this.status.uptime = Date.now() - this.status.connectedAt;
+    }
+
+    this.hooks.emitStatus(this.status);
+
+    if (previousState !== this.status.state) {
+      logger.debug(`Gateway state changed: ${previousState} -> ${this.status.state}`);
+      this.hooks.onTransition?.(previousState, this.status.state);
+    }
+  }
+}