Handling arrow up/down in AI Chat to scroll through earlier questions

rappen · rappen · commit 202cc4507d78 · 2025-12-14T10:53:25.000+01:00
diff --git a/FetchXmlBuilder/DockControls/AiChatControl.cs b/FetchXmlBuilder/DockControls/AiChatControl.cs
@@ -39,6 +39,8 @@ public partial class AiChatControl : WeifenLuo.WinFormsUI.Docking.DockContent
         private int manualcalls = 0; // Counts the number of calls made by the user in this session
         private static List<AiUser> freeusers;
         private bool metadataavailable;
+        private List<string> askhistory = new List<string>();
+        private int currentaskhistory = -1;
 
         #region Public Constructor
 
@@ -265,6 +267,7 @@ private void SendChatToAI(object sender, EventArgs e = null)
             {
                 case Button btn when btn == btnAiChatAsk:
                     text = txtAiChat.Text;
+                    AddHistoryIfNeeded(text);
                     break;
 
                 case Button btn when btn == btnYes:
@@ -284,6 +287,7 @@ private void SendChatToAI(object sender, EventArgs e = null)
 
                 case string manual:
                     text = manual;
+                    AddHistoryIfNeeded(text);
                     break;
             }
             if (string.IsNullOrWhiteSpace(text))
@@ -611,6 +615,35 @@ private void Log(string action, double? count = null, double? duration = null, l
             ai.WriteEvent($"{action}", count ?? msg?.Length, duration, tokensout, tokensin, logconversation ? msg : null);
         }
 
+        private void AddHistoryIfNeeded(string text)
+        {
+            if (currentaskhistory < 0 || currentaskhistory >= askhistory.Count || askhistory[currentaskhistory] != text)
+            {
+                askhistory.Add(text);
+                currentaskhistory = askhistory.Count;
+            }
+        }
+
+        private void CopyFromHistory(int direction)
+        {
+            currentaskhistory += direction;
+            if (currentaskhistory < 0)
+            {
+                currentaskhistory = 0;
+            }
+            else if (currentaskhistory >= askhistory.Count)
+            {
+                currentaskhistory = askhistory.Count;
+                txtAiChat.Text = string.Empty;
+                return;
+            }
+            if (currentaskhistory >= 0 && currentaskhistory < askhistory.Count)
+            {
+                txtAiChat.Text = askhistory[currentaskhistory];
+                txtAiChat.SelectionStart = txtAiChat.Text.Length;
+            }
+        }
+
         #endregion Private Methods
 
         #region Private Event Handlers
@@ -648,6 +681,14 @@ private void txtAiChatAsk_KeyDown(object sender, KeyEventArgs e)
                         SendChatToAI(txtAiChat.Text);
                         break;
 
+                    case Keys.Up:
+                        CopyFromHistory(-1);
+                        break;
+
+                    case Keys.Down:
+                        CopyFromHistory(1);
+                        break;
+
                     default:
                         return;
                 }
@@ -752,13 +793,13 @@ private void mnuFree_Click(object sender, EventArgs e)
             }
         }
 
-        #endregion Private Event Handlers
-
         private void mnuSendWithEnter_Click(object sender, EventArgs e)
         {
             fxb.settings.AiSettings.SendWithEnter = mnuSendWithEnter.Checked;
             fxb.settings.Save();
         }
+
+        #endregion Private Event Handlers
     }
 
     public class AiUser
