Bugfixes

gui/config_editor.py

@@ -32,6 +32,21 @@ def load_config():
     except FileNotFoundError:
         return create_default_config()
 
+def validate_config():
+    room_ids = [frame.room_id_var.get() for frame in matrix_rooms_frames]
+    meshtastic_channels = [int(frame.meshtastic_channel_var.get()) for frame in matrix_rooms_frames]
+
+    if len(room_ids) != len(set(room_ids)):
+        messagebox.showerror("Error", "Each Matrix room must be unique. Please check the room IDs.")
+        return False
+
+    if len(meshtastic_channels) != len(set(meshtastic_channels)):
+        messagebox.showerror("Error", "Each Meshtastic channel must be unique. Please check the channel numbers.")
+        return False
+
+    return True
+
+
 class Hyperlink(tk.Label):
     def __init__(self, master=None, **kwargs):
         self.default_color = kwargs.pop("fg", "blue")
@@ -174,6 +189,11 @@ def save_config(config):
         ordered_yaml_dump(config, f)
 
 def apply_changes():
+    
+    #Check if config is valid
+    if not validate_config():
+        return
+
     # Update matrix config
     for key, var in matrix_vars.items():
         config["matrix"][key] = var.get()
@@ -194,8 +214,6 @@ def apply_changes():
     new_config["logging"] = config["logging"]
     new_config["plugins"] = config["plugins"]
 
-    messagebox.showinfo("Success", "Configuration changes saved.")
-
     # Update logging config
     config["logging"]["level"] = logging_level_var.get()
 
@@ -215,6 +233,8 @@ def apply_changes():
 
     save_config(new_config)
 
+    messagebox.showinfo("Success", "Configuration changes saved.")
+
 
 def add_matrix_room(room=None, meshtastic_channel=None):
     if len(matrix_rooms_frames) >= 8: