feat(displays): add display detection and management (sway) with daemon APIs and UI controls

ecoos_daemon/ts/daemon/index.ts

@@ -5,7 +5,7 @@
  */
 
 import { ProcessManager } from './process-manager.ts';
-import { SystemInfo } from './system-info.ts';
+import { SystemInfo, type DisplayInfo } from './system-info.ts';
 import { Updater } from './updater.ts';
 import { UIServer } from '../ui/server.ts';
 import { runCommand } from '../utils/command.ts';
@@ -147,6 +147,47 @@ export class EcoDaemon {
     return this.updater.upgradeToVersion(version);
   }
 
+  async getDisplays(): Promise<DisplayInfo[]> {
+    if (this.swayStatus.state !== 'running') {
+      return [];
+    }
+    const uid = await this.getUserUid();
+    return this.processManager.getDisplays({
+      runtimeDir: `/run/user/${uid}`,
+      waylandDisplay: this.config.waylandDisplay,
+    });
+  }
+
+  async setDisplayEnabled(name: string, enabled: boolean): Promise<{ success: boolean; message: string }> {
+    if (this.swayStatus.state !== 'running') {
+      return { success: false, message: 'Sway is not running' };
+    }
+    this.log(`${enabled ? 'Enabling' : 'Disabling'} display ${name}`);
+    const uid = await this.getUserUid();
+    const result = await this.processManager.setDisplayEnabled(
+      { runtimeDir: `/run/user/${uid}`, waylandDisplay: this.config.waylandDisplay },
+      name,
+      enabled
+    );
+    return { success: result, message: result ? `Display ${name} ${enabled ? 'enabled' : 'disabled'}` : 'Failed' };
+  }
+
+  async setKioskDisplay(name: string): Promise<{ success: boolean; message: string }> {
+    if (this.swayStatus.state !== 'running') {
+      return { success: false, message: 'Sway is not running' };
+    }
+    if (this.chromiumStatus.state !== 'running') {
+      return { success: false, message: 'Chromium is not running' };
+    }
+    this.log(`Moving kiosk to display ${name}`);
+    const uid = await this.getUserUid();
+    const result = await this.processManager.setKioskDisplay(
+      { runtimeDir: `/run/user/${uid}`, waylandDisplay: this.config.waylandDisplay },
+      name
+    );
+    return { success: result, message: result ? `Kiosk moved to ${name}` : 'Failed' };
+  }
+
   async start(): Promise<void> {
     this.log('EcoOS Daemon starting...');