fix: Disable the dropdowns for deployment settings until there are valid options to select from.

Author: paulhazen

Assets/Plugins/Source/Editor/Utility/GUIEditorUtility.cs

@@ -1079,6 +1079,13 @@ public static EOSClientCredentials RenderInput(ConfigFieldAttribute configFieldA
                 int currentIndex = 0;
                 foreach (Named<EOSClientCredentials> cred in credentials)
                 {
+                    // Do not display incomplete client credentials as options
+                    // for selection
+                    if (!cred.Value.IsComplete)
+                    {
+                        continue;
+                    }
+
                     if (cred.Value.Equals(value))
                     {
                         selectedIndex = currentIndex;
@@ -1089,11 +1096,22 @@ public static EOSClientCredentials RenderInput(ConfigFieldAttribute configFieldA
                     currentIndex++;
                 }
 
+                string additionalTooltip = "";
+                // If there are no credentials to select, then disable the popup.
+                if (credentialsLabels.Count == 0)
+                {
+                    additionalTooltip =
+                        "\nTo select a client credential for this platform, you must first add a valid one above.";
+                    GUI.enabled = false;
+                }
+
                 int newIndex = EditorGUILayout.Popup(
-                    CreateGUIContent(configFieldAttribute.Label, configFieldAttribute.ToolTip),
+                    CreateGUIContent(configFieldAttribute.Label, configFieldAttribute.ToolTip + additionalTooltip),
                     selectedIndex,
                     credentialsLabels.ToArray());
 
+                GUI.enabled = true;
+
                 return (newIndex >= 0 && newIndex < credentials.Count) ? credentials[newIndex].Value : value;
             });
         }
@@ -1155,6 +1173,13 @@ public static Deployment RenderInput(ConfigFieldAttribute configFieldAttribute,
                 int currentIndex = 0;
                 foreach (Named<Deployment> deployment in deployments)
                 {
+                    // Do not display incomplete deployments as options for
+                    // selection.
+                    if (!deployment.Value.IsComplete)
+                    {
+                        continue;
+                    }
+
                     if (value.DeploymentId == deployment.Value.DeploymentId)
                         selectedIndex = currentIndex;
 
@@ -1163,11 +1188,23 @@ public static Deployment RenderInput(ConfigFieldAttribute configFieldAttribute,
                     currentIndex++;
                 }
 
+                // If there are no deployments to select, don't enable the 
+                // popup.
+                string additionalTooltip = "";
+                if (deploymentLabels.Count == 0)
+                {
+                    additionalTooltip = "\nTo select a deployment, you must define a valid one above.";
+                    GUI.enabled = false;
+                }
+
                 int newIndex = EditorGUILayout.Popup(
-                    CreateGUIContent(configFieldAttribute.Label, configFieldAttribute.ToolTip),
+                    CreateGUIContent(configFieldAttribute.Label, configFieldAttribute.ToolTip + additionalTooltip),
                     selectedIndex,
                     deploymentLabels.ToArray());
 
+                // Re-enable the GUI
+                GUI.enabled = true;
+
                 return (newIndex >= 0 && newIndex < deployments.Count) ? deployments[newIndex].Value : value;
             });
         }