Add dashboard Bluetooth controls

server/tests/app.test.ts

@@ -356,6 +356,18 @@ describe("authentication boundary", () => {
     const webHeaders = { ...mutationHeaders(csrfToken), cookie };
 
     expect((await app.inject({ method: "GET", url: "/api/mobile/devices" })).statusCode).toBe(401);
+    expect((await app.inject({ method: "GET", url: "/api/mobile/bluetooth" })).statusCode).toBe(401);
+    const bluetooth = await app.inject({ method: "GET", url: "/api/mobile/bluetooth", headers: { cookie } });
+    expect(bluetooth.statusCode).toBe(200);
+    expect(bluetooth.json()).toMatchObject({ powered: expect.any(Boolean), discoverable: expect.any(Boolean) });
+    const invalidBluetoothAction = await app.inject({
+      method: "POST",
+      url: "/api/mobile/bluetooth",
+      headers: webHeaders,
+      payload: { action: "arbitrary-command" }
+    });
+    expect(invalidBluetoothAction.statusCode).toBe(400);
+    expect(invalidBluetoothAction.json()).toMatchObject({ error: { code: "INVALID_BLUETOOTH_ACTION" } });
     const pairing = await app.inject({ method: "POST", url: "/api/mobile/pairing", headers: webHeaders });
     expect(pairing.statusCode).toBe(200);
     const code = pairing.json<{ code: string }>().code;

server/tests/bluetooth.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, it } from "vitest";
+import { bluetoothActionSchema, parseBluetoothctlStatus, parseBluetoothStatus } from "../src/bluetooth.js";
+
+describe("Bluetooth controls", () => {
+  it("accepts only fixed radio actions", () => {
+    expect(bluetoothActionSchema.safeParse("on").success).toBe(true);
+    expect(bluetoothActionSchema.safeParse("off").success).toBe(true);
+    expect(bluetoothActionSchema.safeParse("discoverable").success).toBe(true);
+    expect(bluetoothActionSchema.safeParse("scan --all").success).toBe(false);
+  });
+
+  it("validates status returned by the privileged helper", () => {
+    expect(parseBluetoothStatus(JSON.stringify({
+      supported: true,
+      powered: true,
+      discoverable: false,
+      pairable: true,
+      message: "Bluetooth is on."
+    }))).toMatchObject({ supported: true, powered: true, discoverable: false });
+
+    expect(() => parseBluetoothStatus('{"powered":"yes"}')).toThrow();
+  });
+
+  it("reads the adapter state from BlueZ without privileged polling", () => {
+    const status = parseBluetoothctlStatus(`Controller AA:BB:CC:DD:EE:FF Pi [default]\n\tPowered: yes\n\tDiscoverable: yes\n\tPairable: yes\n`);
+    expect(status).toMatchObject({ supported: true, powered: true, discoverable: true, pairable: true });
+    expect(parseBluetoothctlStatus("")).toMatchObject({ supported: false, powered: false });
+  });
+});