new icon

UI update: has an x if failed testexec, withanimation cleanup
new hostkey variable
getHostKey returns Data

ShhShell/Views/ContentView.swift

@@ -10,19 +10,28 @@ import SwiftUI
 struct ContentView: View {
 	@ObservedObject var handler: SSHHandler
 	@State var connected: Bool = false
-	@State var testSucceded: Bool = false
+	@State var testSucceded: Bool?
 	
     var body: some View {
         VStack {
 			Text(connected ? "connected" : "not connected")
 				.foregroundStyle(connected ? .green : .red)
+			
 			Text(handler.authorized ? "authorized" : "unauthorized")
 				.foregroundStyle(handler.authorized ? .green : .red)
-			if testSucceded {
-				Image(systemName: "checkmark.circle")
+			
+			if let testSucceded = testSucceded {
+				Image(systemName: testSucceded ? "checkmark.circle" : "xmark.circle")
+					.foregroundStyle(testSucceded ? .green : .red)
 			}
+			
+			if handler.hostkey != nil {
+				Text("Hostkey: \(handler.hostkey!.base64EncodedString())")
+			}
+			
 			TextField("address", text: $handler.address)
 				.textFieldStyle(.roundedBorder)
+			
 			TextField(
 				"port",
 				text: Binding(
@@ -31,8 +40,10 @@ struct ContentView: View {
 			)
 				.keyboardType(.numberPad)
 				.textFieldStyle(.roundedBorder)
+			
 			TextField("username", text: $handler.username)
 				.textFieldStyle(.roundedBorder)
+			
 			TextField("password", text: $handler.password)
 				.textFieldStyle(.roundedBorder)
 
@@ -42,20 +53,28 @@ struct ContentView: View {
 				}
 				handler.authWithPw()
 			}
+			.disabled(connected)
+			
 			Button("disconnect") {
 				handler.disconnect()
 				withAnimation { testSucceded = false }
-				withAnimation { connected = false}
+				withAnimation { connected = false }
+				withAnimation { testSucceded = nil }
 			}
+			.disabled(!connected)
+			
 			Button("run a test command") {
-				withAnimation {
-					if handler.testExec() {
-						testSucceded = true
-					} else {
-						testSucceded = false
-					}
+				if handler.testExec() {
+					withAnimation { testSucceded = true }
+				} else {
+					withAnimation { testSucceded = false }
 				}
 			}
+			.disabled(!(connected && handler.authorized))
+			
+			Button("request a shell") {
+				handler.openShell()
+			}
         }
     }
 }