From fdb0f6310e094df7f9250a8883dc22d42c62609f Mon Sep 17 00:00:00 2001
From: Garth Vander Houwen <garthvh@yahoo.com>
Date: Sun, 2 Oct 2022 09:19:03 -0700
Subject: [PATCH] Add reset nodedb to device config

---
 Meshtastic/Helpers/BLEManager.swift           |  50 +++++++
 Meshtastic/Views/Nodes/NodeDetail.swift       | 122 +++++++++---------
 .../Views/Settings/Config/DeviceConfig.swift  |  71 ++++++----
 3 files changed, 160 insertions(+), 83 deletions(-)

diff --git a/Meshtastic/Helpers/BLEManager.swift b/Meshtastic/Helpers/BLEManager.swift
index c8d6206a..425a9822 100644
--- a/Meshtastic/Helpers/BLEManager.swift
+++ b/Meshtastic/Helpers/BLEManager.swift
@@ -1155,6 +1155,56 @@ class BLEManager: NSObject, ObservableObject, CBCentralManagerDelegate, CBPeriph
 		return false
 	}
 	
+	public func sendNodeDBReset(destNum: Int64) -> Bool {
+		
+		var adminPacket = AdminMessage()
+		adminPacket.nodedbReset = 1
+		
+		var meshPacket: MeshPacket = MeshPacket()
+		meshPacket.to = 0//UInt32(connectedPeripheral.num)
+		meshPacket.from	= 0 //UInt32(connectedPeripheral.num)
+		meshPacket.id = UInt32.random(in: UInt32(UInt8.max)..<UInt32.max)
+		meshPacket.priority =  MeshPacket.Priority.reliable
+		meshPacket.wantAck = true
+		
+		var dataMessage = DataMessage()
+		dataMessage.payload = try! adminPacket.serializedData()
+		dataMessage.portnum = PortNum.adminApp
+		
+		meshPacket.decoded = dataMessage
+
+		var toRadio: ToRadio!
+		toRadio = ToRadio()
+		toRadio.packet = meshPacket
+
+		let binaryData: Data = try! toRadio.serializedData()
+		
+		if connectedPeripheral!.peripheral.state == CBPeripheralState.connected {
+			
+			do {
+
+				try context!.save()
+				
+				if meshLoggingEnabled { MeshLogger.log("💾 Sent a NodeDB Reset Admin Message for node: \(String(destNum))") }
+				
+				connectedPeripheral.peripheral.writeValue(binaryData, for: TORADIO_characteristic, type: .withResponse)
+				
+				PersistenceController.shared.clearDatabase()
+				
+				return true
+
+			} catch {
+
+				context!.rollback()
+
+				let nsError = error as NSError
+				print("💥 Error Inserting New Core Data MessageEntity: \(nsError)")
+			}
+		}
+		
+		return false
+	}
+	
 	public func saveUser(config: User, fromUser: UserEntity, toUser: UserEntity) -> Int64 {
 		
 		var adminPacket = AdminMessage()
diff --git a/Meshtastic/Views/Nodes/NodeDetail.swift b/Meshtastic/Views/Nodes/NodeDetail.swift
index 1e1951b7..43d9eb7e 100644
--- a/Meshtastic/Views/Nodes/NodeDetail.swift
+++ b/Meshtastic/Views/Nodes/NodeDetail.swift
@@ -79,67 +79,6 @@ struct NodeDetail: View {
 					}
 					
 					ScrollView {
-																	
-						if self.bleManager.connectedPeripheral != nil && self.bleManager.connectedPeripheral.num == node.num && self.bleManager.connectedPeripheral.num == node.num {
-
-							HStack {
-								
-								if  hwModelString == "TBEAM" || hwModelString == "TECHO" || hwModelString.contains("4631") {
-								
-									Button(action: {
-										
-										showingShutdownConfirm = true
-									}) {
-											
-										Label("Power Off", systemImage: "power")
-									}
-									.buttonStyle(.bordered)
-									.buttonBorderShape(.capsule)
-									.controlSize(.large)
-									.padding()
-									.confirmationDialog(
-										"Are you sure?",
-										isPresented: $showingShutdownConfirm
-									) {
-										Button("Shutdown Node?", role: .destructive) {
-											
-											if !bleManager.sendShutdown(destNum: node.num) {
-												
-												print("Shutdown Failed")
-											}
-										}
-									}
-								}
-							
-								Button(action: {
-									
-									showingRebootConfirm = true
-									
-								}) {
-				
-									Label("Reboot", systemImage: "arrow.triangle.2.circlepath")
-								}
-								.buttonStyle(.bordered)
-								.buttonBorderShape(.capsule)
-								.controlSize(.large)
-								.padding()
-								.confirmationDialog(
-									
-									"Are you sure?",
-									isPresented: $showingRebootConfirm
-									) {
-										
-									Button("Reboot Node?", role: .destructive) {
-										
-										if !bleManager.sendReboot(destNum: node.num) {
-											
-											print("Reboot Failed")
-										}
-									}
-								}
-							}
-							.padding(5)
-						}
 						
 						Divider()
 						
@@ -432,6 +371,67 @@ struct NodeDetail: View {
 								Divider()
 							}
 						}
+						
+						if self.bleManager.connectedPeripheral != nil && self.bleManager.connectedPeripheral.num == node.num && self.bleManager.connectedPeripheral.num == node.num {
+
+							HStack {
+								
+								if  hwModelString == "TBEAM" || hwModelString == "TECHO" || hwModelString.contains("4631") {
+								
+									Button(action: {
+										
+										showingShutdownConfirm = true
+									}) {
+											
+										Label("Power Off", systemImage: "power")
+									}
+									.buttonStyle(.bordered)
+									.buttonBorderShape(.capsule)
+									.controlSize(.large)
+									.padding()
+									.confirmationDialog(
+										"Are you sure?",
+										isPresented: $showingShutdownConfirm
+									) {
+										Button("Shutdown Node?", role: .destructive) {
+											
+											if !bleManager.sendShutdown(destNum: node.num) {
+												
+												print("Shutdown Failed")
+											}
+										}
+									}
+								}
+							
+								Button(action: {
+									
+									showingRebootConfirm = true
+									
+								}) {
+				
+									Label("Reboot", systemImage: "arrow.triangle.2.circlepath")
+								}
+								.buttonStyle(.bordered)
+								.buttonBorderShape(.capsule)
+								.controlSize(.large)
+								.padding()
+								.confirmationDialog(
+									
+									"Are you sure?",
+									isPresented: $showingRebootConfirm
+									) {
+										
+									Button("Reboot Node?", role: .destructive) {
+										
+										if !bleManager.sendReboot(destNum: node.num) {
+											
+											print("Reboot Failed")
+										}
+									}
+								}
+							}
+							.padding(5)
+						}
 					}
 					.offset( y:-40)
 					.padding(.bottom, -40)
diff --git a/Meshtastic/Views/Settings/Config/DeviceConfig.swift b/Meshtastic/Views/Settings/Config/DeviceConfig.swift
index 2ac06bac..86911931 100644
--- a/Meshtastic/Views/Settings/Config/DeviceConfig.swift
+++ b/Meshtastic/Views/Settings/Config/DeviceConfig.swift
@@ -54,9 +54,58 @@ struct DeviceConfig: View {
 					}
 					.toggleStyle(SwitchToggleStyle(tint: .accentColor))
 				}
+				
 			}
 			.disabled(bleManager.connectedPeripheral == nil)
 			
+			HStack {
+				
+				Button("Reset NodeDB", role: .destructive) {
+					
+					isPresentingFactoryResetConfirm = true
+				}
+				.disabled(bleManager.connectedPeripheral == nil)
+				.buttonStyle(.bordered)
+				.buttonBorderShape(.capsule)
+				.controlSize(.large)
+				.padding()
+				.confirmationDialog(
+					"Are you sure?",
+					isPresented: $isPresentingFactoryResetConfirm,
+					titleVisibility: .visible
+				) {
+					Button("Erase the NodeDB from node and app?", role: .destructive) {
+						
+						if !bleManager.sendNodeDBReset(destNum: bleManager.connectedPeripheral.num) {
+							
+							print("NodeDB Reset Failed")
+						}
+					}
+				}
+				Button("Factory Reset", role: .destructive) {
+					
+					isPresentingFactoryResetConfirm = true
+				}
+				.disabled(bleManager.connectedPeripheral == nil)
+				.buttonStyle(.bordered)
+				.buttonBorderShape(.capsule)
+				.controlSize(.large)
+				.padding()
+				.confirmationDialog(
+					"Are you sure?",
+					isPresented: $isPresentingFactoryResetConfirm,
+					titleVisibility: .visible
+				) {
+					Button("Erase all device settings?", role: .destructive) {
+						
+						if !bleManager.sendFactoryReset(destNum: bleManager.connectedPeripheral.num) {
+							
+							print("Factory Reset Failed")
+						}
+					}
+				}
+			}
+			
 			HStack {
 				
 				Button {
@@ -102,28 +151,6 @@ struct DeviceConfig: View {
 					
 					Text("After device config saves the node will reboot.")
 				}
-			
-				Button("Factory Reset", role: .destructive) {
-					
-					isPresentingFactoryResetConfirm = true
-				}
-				.disabled(bleManager.connectedPeripheral == nil)
-				.buttonStyle(.bordered)
-				.buttonBorderShape(.capsule)
-				.controlSize(.large)
-				.padding()
-				.confirmationDialog(
-					"Are you sure?",
-					isPresented: $isPresentingFactoryResetConfirm
-				) {
-					Button("Erase all device settings?", role: .destructive) {
-						
-						if !bleManager.sendFactoryReset(destNum: bleManager.connectedPeripheral.num) {
-							
-							print("Factory Reset Failed")
-						}
-					}
-				}
 			}
 			Spacer()
 		}