terminalViewContainer is now an observable object

made the session list view more pretty
terminalviewcontaner has a static shared property which is an instance of itself
then it has sessions inside with a dict of uuid:terminalcontainer inside
hostsview is in the section "hosts"

ShhShell.xcodeproj/project.pbxproj

@@ -341,8 +341,8 @@
 		A96C6B042E0C523E00F377FE /* Hosts */ = {
 			isa = PBXGroup;
 			children = (
-				A985545C2E055D4D009051BD /* ConnectionView.swift */,
 				A98554622E0587DF009051BD /* HostsView.swift */,
+				A985545C2E055D4D009051BD /* ConnectionView.swift */,
 			);
 			path = Hosts;
 			sourceTree = "<group>";

ShhShell/Host/HostsManager.swift

@@ -133,7 +133,8 @@ class HostsManager: ObservableObject, @unchecked Sendable {
 		}
 	}
 	
-	func makeLabel(forHost: Host) -> String {
+	func makeLabel(forHost: Host?) -> String {
+		guard let forHost else { return "" }
 		if forHost.name.isEmpty && forHost.address.isEmpty {
 			return forHost.id.uuidString
 		} else if forHost.name.isEmpty {

ShhShell/SSH/SSHHandler.swift

@@ -15,6 +15,9 @@ class SSHHandler: @unchecked Sendable, ObservableObject {
 	private var session: ssh_session?
 	private var channel: ssh_channel?
 	
+	@MainActor var container: TerminalViewContainer {
+		TerminalViewContainer.shared
+	}
 	var sessionID: UUID?
 	
 	var scrollback: [String] = []
@@ -140,7 +143,7 @@ class SSHHandler: @unchecked Sendable, ObservableObject {
 		
 		if let sessionID {
 			Task { @MainActor in
-				TerminalViewContainer.shared.removeValue(forKey: sessionID)
+				container.sessions.removeValue(forKey: sessionID)
 				self.sessionID = nil
 			}
 		}

ShhShell/Views/Hosts/HostsView.swift

@@ -17,36 +17,38 @@ struct HostsView: View {
 			Text("Add your first Host!")
 		}
 		
-		ForEach(hostsManager.hosts) { host in
-			NavigationLink() {
-				ConnectionView(
-					handler: SSHHandler(host: host),
-					hostsManager: hostsManager,
-					keyManager: keyManager
-				)
-			} label: {
-				SymbolPreview(symbol: host.symbol, label: host.label)
-					.frame(width: 40, height: 40)
-				Text(hostsManager.makeLabel(forHost: host))
-			}
-			.id(host)
-			.animation(.default, value: host)
-			.swipeActions(edge: .trailing) {
-				Button(role: .destructive) {
-					hostsManager.removeHost(host)
+		Section("Hosts") {
+			ForEach(hostsManager.hosts) { host in
+				NavigationLink() {
+					ConnectionView(
+						handler: SSHHandler(host: host),
+						hostsManager: hostsManager,
+						keyManager: keyManager
+					)
 				} label: {
-					Label("Delete", systemImage: "trash")
+					SymbolPreview(symbol: host.symbol, label: host.label)
+						.frame(width: 40, height: 40)
+					Text(hostsManager.makeLabel(forHost: host))
 				}
-				Button() {
-					hostsManager.duplicateHost(host)
-				} label: {
-					Label("Duplicate", systemImage: "square.filled.on.square")
+				.id(host)
+				.animation(.default, value: host)
+				.swipeActions(edge: .trailing) {
+					Button(role: .destructive) {
+						hostsManager.removeHost(host)
+					} label: {
+						Label("Delete", systemImage: "trash")
+					}
+					Button() {
+						hostsManager.duplicateHost(host)
+					} label: {
+						Label("Duplicate", systemImage: "square.filled.on.square")
+					}
 				}
 			}
+			.onMove(perform: {
+				hostsManager.moveHost(from: $0, to: $1)
+			})
 		}
-		.onMove(perform: {
-			hostsManager.moveHost(from: $0, to: $1)
-		})
 		
 		Section() {
 			NavigationLink {

ShhShell/Views/Sessions/SessionView.swift

@@ -9,20 +9,34 @@ import SwiftUI
 
 struct SessionView: View {
 	@ObservedObject var hostsManager: HostsManager
+	@ObservedObject var container = TerminalViewContainer.shared
+	
 	@State var key: UUID
 	@State var shellPresented: Bool = false
 	
+	var host: Host {
+		container.sessions[key]?.handler.host ?? Host.blank
+	}
+	
     var body: some View {
-		Text(key.uuidString)
-			.onTapGesture {
-				shellPresented.toggle()
-			}
-			.fullScreenCover(isPresented: $shellPresented) {
-				ShellView(
-					handler: TerminalViewContainer.shared[key]!.handler,
-					hostsManager: hostsManager
-				)
-			}
+		HStack {
+			Image(systemName: "apple.terminal")
+				.resizable().scaledToFit()
+				.frame(width: 40, height: 40)
+				.foregroundStyle(.terminalGreen)
+			SymbolPreview(symbol: host.symbol, label: host.label)
+				.frame(width: 40, height: 40)
+			Text(hostsManager.makeLabel(forHost: host))
+		}
+		.onTapGesture {
+			shellPresented.toggle()
+		}
+		.fullScreenCover(isPresented: $shellPresented) {
+			ShellView(
+				handler: container.sessions[key]?.handler ?? SSHHandler(host: Host.blank),
+				hostsManager: hostsManager
+			)
+		}
     }
 }
 

ShhShell/Views/Sessions/SessionsListView.swift

@@ -13,10 +13,15 @@ struct SessionsListView: View {
 	@ObservedObject var hostsManager: HostsManager
 	@ObservedObject var keyManager: KeyManager
 	
+	@ObservedObject var container = TerminalViewContainer.shared
+	
     var body: some View {
-		Section("Sessions") {
-			ForEach(TerminalViewContainer.shared.map {$0.key}, id: \.self) { key in
-				SessionView(hostsManager: hostsManager, key: key)
+		if !container.sessions.isEmpty {
+			Section("Sessions") {
+				ForEach(container.sessionIDs, id: \.self) { key in
+					SessionView(hostsManager: hostsManager, key: key)
+						.id(container.sessions[key]!.handler.connected)
+				}
 			}
 		}
     }

ShhShell/Views/Terminal/ShellView.swift

@@ -11,6 +11,8 @@ struct ShellView: View {
 	@ObservedObject var handler: SSHHandler
 	@ObservedObject var hostsManager: HostsManager
 	
+	@ObservedObject var container = TerminalViewContainer.shared
+	
 	@Environment(\.dismiss) var dismiss
 	
     var body: some View {
@@ -19,7 +21,7 @@ struct ShellView: View {
 				TerminalController(handler: handler, hostsManager: hostsManager)
 					.onAppear {
 						if let sessionID = handler.sessionID {
-							TerminalViewContainer.shared[sessionID]?.terminalView.restoreScrollback()
+							container.sessions[sessionID]?.terminalView.restoreScrollback()
 						}
 					}
 				

ShhShell/Views/Terminal/TerminalController.swift

@@ -14,9 +14,11 @@ struct TerminalController: UIViewRepresentable {
 	@ObservedObject var handler: SSHHandler
 	@ObservedObject var hostsManager: HostsManager
 	
+	@ObservedObject var container = TerminalViewContainer.shared
+	
 	func makeUIView(context: Context) -> TerminalView {
 		if let sessionID = handler.sessionID {
-			if let existing = TerminalViewContainer.shared[sessionID] {
+			if let existing = container.sessions[sessionID] {
 				return existing.terminalView
 			}
 		}
@@ -30,7 +32,7 @@ struct TerminalController: UIViewRepresentable {
 		tv.autoresizingMask = [.flexibleWidth, .flexibleHeight]
 		
 		if let sessionID = handler.sessionID {
-			TerminalViewContainer.shared[sessionID] = TerminalContainer(
+			container.sessions[sessionID] = TerminalContainer(
 				handler: handler,
 				terminalView: tv
 			)

ShhShell/Views/Terminal/TerminalViewContainer.swift

@@ -7,10 +7,15 @@
 
 import Foundation
 
-public final class TerminalViewContainer {
-	@MainActor static var shared: [
-		UUID: TerminalContainer
-	] = [:]
+@MainActor
+public final class TerminalViewContainer: ObservableObject {
+	static let shared = TerminalViewContainer()
+	
+	@Published var sessions: [UUID: TerminalContainer] = [:]
+	
+	var sessionIDs: [UUID] {
+		return sessions.map({ $0.key })
+	}
 }
 
 struct TerminalContainer {