feat: Add ability to reset device

Author: ball-hayden

react-native-mcu-manager/android/src/main/java/uk/co/playerdata/reactnativemcumanager/ReactNativeMcuManagerModule.kt

@@ -11,9 +11,12 @@ import expo.modules.kotlin.modules.Module
 import expo.modules.kotlin.modules.ModuleDefinition
 import expo.modules.kotlin.records.Field
 import expo.modules.kotlin.records.Record
+import io.runtime.mcumgr.McuMgrCallback
 import io.runtime.mcumgr.ble.McuMgrBleTransport
 import io.runtime.mcumgr.exception.McuMgrException
+import io.runtime.mcumgr.managers.DefaultManager
 import io.runtime.mcumgr.managers.ImageManager
+import io.runtime.mcumgr.response.dflt.McuMgrOsResponse
 
 private const val MODULE_NAME = "ReactNativeMcuManager"
 private val TAG = "McuManagerModule"
@@ -41,7 +44,7 @@ class ReactNativeMcuManagerModule : Module() {
       try {
         val device: BluetoothDevice = bluetoothAdapter.getRemoteDevice(macAddress)
 
-        var transport = McuMgrBleTransport(context, device)
+        val transport = McuMgrBleTransport(context, device)
         transport.connect(device).timeout(60000).await()
 
         val imageManager = ImageManager(transport)
@@ -123,5 +126,32 @@ class ReactNativeMcuManagerModule : Module() {
       upgrade.cancel()
       upgrades.remove(id)
     }
+
+    AsyncFunction("resetDevice") { macAddress: String, promise: Promise ->
+      if (this@ReactNativeMcuManagerModule.bluetoothAdapter == null) {
+        throw Exception("No bluetooth adapter")
+      }
+
+      val device: BluetoothDevice = bluetoothAdapter.getRemoteDevice(macAddress)
+
+      val transport = McuMgrBleTransport(context, device)
+      transport.connect(device).timeout(60000).await()
+
+      val manager = DefaultManager(transport)
+
+      val callback = object: McuMgrCallback<McuMgrOsResponse> {
+        override fun onResponse(response: McuMgrOsResponse) {
+          transport.release()
+          promise.resolve()
+        }
+
+        override fun onError(error: McuMgrException) {
+          transport.release()
+          promise.reject(CodedException("RESET_DEVICE_FAILED", "Failed to reset device", error))
+        }
+      }
+
+      manager.reset(callback)
+    }
   }
 }

react-native-mcu-manager/ios/ReactNativeMcuManagerModule.swift

@@ -94,5 +94,32 @@ public class ReactNativeMcuManagerModule: Module {
       upgrade.cancel()
       self.upgrades[id] = nil
     }
+
+    AsyncFunction("resetDevice") { (bleId: String, promise: Promise) in
+      guard let bleUuid = UUID(uuidString: bleId) else {
+        promise.reject(Exception(name: "UUIDParseError", description: "Failed to parse UUID"))
+        return
+      }
+
+      let bleTransport = McuMgrBleTransport(bleUuid)
+      let manager = DefaultManager(transport: bleTransport)
+
+      manager.reset { (response: McuMgrResponse?, err: Error?) in
+        bleTransport.close()
+
+        if err != nil {
+          promise.reject(Exception(name: "ResetError", description: err!.localizedDescription))
+          return
+        }
+
+        let smpErr = response?.getError()
+        if (smpErr != nil) {
+          promise.reject(Exception(name: "ResetError", description: smpErr!.localizedDescription))
+          return
+        }
+
+        promise.resolve()
+      }
+    }
   }
 }

react-native-mcu-manager/src/index.ts

@@ -6,5 +6,9 @@ export const eraseImage = McuManagerModule?.eraseImage as (
   bleId: string
 ) => Promise<void>;
 
+export const resetDevice = McuManagerModule?.resetDevice as (
+  bleId: string
+) => Promise<void>;
+
 export { Upgrade, UpgradeMode, UpgradeFileType };
 export type { FirmwareUpgradeState, UpgradeOptions };