Fax Machine (#11704)

Content.Client/Fax/UI/FaxWindow.xaml.cs

@@ -0,0 +1,81 @@
+using System.Linq;
+using Content.Shared.Fax;
+using Robust.Client.AutoGenerated;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.Fax.UI;
+
+[GenerateTypedNameReferences]
+public sealed partial class FaxWindow : DefaultWindow
+{
+    public event Action? SendButtonPressed;
+    public event Action? RefreshButtonPressed;
+    public event Action<string>? PeerSelected;
+
+    public FaxWindow()
+    {
+        RobustXamlLoader.Load(this);
+
+        SendButton.OnPressed += _ => SendButtonPressed?.Invoke();
+        RefreshButton.OnPressed += _ => RefreshButtonPressed?.Invoke();
+        PeerSelector.OnItemSelected += args =>
+            PeerSelected?.Invoke((string) args.Button.GetItemMetadata(args.Id)!);
+    }
+
+    public void UpdateState(FaxUiState state)
+    {
+        SendButton.Disabled = !state.CanSend;
+        FromLabel.Text = state.DeviceName;
+
+        if (state.IsPaperInserted)
+        {
+            PaperStatusLabel.FontColorOverride = Color.Green;
+            PaperStatusLabel.Text = Loc.GetString("fax-machine-ui-paper-inserted");
+        }
+        else
+        {
+            PaperStatusLabel.FontColorOverride = Color.Red;
+            PaperStatusLabel.Text = Loc.GetString("fax-machine-ui-paper-not-inserted");
+        }
+
+        if (state.AvailablePeers.Count == 0)
+        {
+            PeerSelector.AddItem(Loc.GetString("fax-machine-ui-no-peers"));
+            PeerSelector.Disabled = true;
+        }
+
+        if (PeerSelector.Disabled && state.AvailablePeers.Count != 0)
+        {
+            PeerSelector.Clear();
+            PeerSelector.Disabled = false;
+        }
+
+        // always must be selected destination
+        if (string.IsNullOrEmpty(state.DestinationAddress) && state.AvailablePeers.Count != 0)
+        {
+            PeerSelected?.Invoke(state.AvailablePeers.First().Key);
+            return;
+        }
+
+        if (state.AvailablePeers.Count != 0)
+        {
+            PeerSelector.Clear();
+
+            foreach (var (address, name) in state.AvailablePeers)
+            {
+                var id = AddPeerSelect(name, address);
+                if (address == state.DestinationAddress)
+                    PeerSelector.Select(id);
+            }
+        }
+    }
+
+    private int AddPeerSelect(string name, string address)
+    {
+        PeerSelector.AddItem(name);
+        PeerSelector.SetItemMetadata(PeerSelector.ItemCount - 1, address);
+        return PeerSelector.ItemCount - 1;
+    }
+}