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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using UnityEditor;
using UnityEditor.SceneManagement;
using UnityEngine;
using UnityEngine.SceneManagement;
using VRC.Udon.Editor.ProgramSources.Attributes;
namespace VRC.Udon.Editor
{
[CustomEditor(typeof(UdonBehaviour))]
public class UdonBehaviourEditor : UnityEditor.Editor
{
private const string VRC_UDON_NEW_PROGRAM_TYPE_PREF_KEY = "VRC.Udon.NewProgramType";
private SerializedProperty _programSourceProperty;
private SerializedProperty _serializedProgramAssetProperty;
private int _newProgramType = 1;
private void OnEnable()
{
_programSourceProperty = serializedObject.FindProperty("programSource");
_serializedProgramAssetProperty = serializedObject.FindProperty("serializedProgramAsset");
_newProgramType = EditorPrefs.GetInt(VRC_UDON_NEW_PROGRAM_TYPE_PREF_KEY, 1);
UdonEditorManager.Instance.WantRepaint += Repaint;
}
private void OnDisable()
{
UdonEditorManager.Instance.WantRepaint -= Repaint;
}
public override void OnInspectorGUI()
{
UdonBehaviour udonTarget = (UdonBehaviour)target;
using (new EditorGUI.DisabledScope(Application.isPlaying))
{
bool dirty = false;
EditorGUILayout.BeginVertical(new GUIStyle(EditorStyles.helpBox));
{
// We skip the first option, Unknown, as it's reserved for older scenes.
VRC.SDKBase.Networking.SyncType method = (VRC.SDKBase.Networking.SyncType)(1 + EditorGUILayout.Popup("Synchronization", (int)udonTarget.SyncMethod - 1, Enum.GetNames(typeof(VRC.SDKBase.Networking.SyncType)).Skip(1).ToArray()));
if (method != udonTarget.SyncMethod)
{
udonTarget.SyncMethod = method;
dirty = true;
}
switch (method)
{
case VRC.SDKBase.Networking.SyncType.None:
EditorGUILayout.LabelField("Replication will be disabled.", EditorStyles.wordWrappedLabel);
break;
case VRC.SDKBase.Networking.SyncType.Continuous:
EditorGUILayout.LabelField("Continuous replication is intended for frequently-updated variables of small size, and will be tweened. Ideal for physics objects and objects that must be in sync with players.", EditorStyles.wordWrappedLabel);
break;
case VRC.SDKBase.Networking.SyncType.Manual:
EditorGUILayout.LabelField("Manual replication is intended for infrequently-updated variables of small or large size, and will not be tweened. Ideal for infrequently modified abstract data.", EditorStyles.wordWrappedLabel);
break;
default:
EditorGUILayout.LabelField("What have you done?!", EditorStyles.wordWrappedLabel);
break;
}
}
EditorGUILayout.EndVertical();
EditorGUILayout.Space();
EditorGUILayout.LabelField("Udon");
EditorGUILayout.BeginHorizontal();
EditorGUI.BeginChangeCheck();
_programSourceProperty.objectReferenceValue = EditorGUILayout.ObjectField(
"Program Source",
_programSourceProperty.objectReferenceValue,
typeof(AbstractUdonProgramSource),
false
);
if (EditorGUI.EndChangeCheck())
{
if (_programSourceProperty.objectReferenceValue == null)
{
_serializedProgramAssetProperty.objectReferenceValue = null;
}
dirty = true;
serializedObject.ApplyModifiedProperties();
}
if (_programSourceProperty.objectReferenceValue == null)
{
List<(string displayName, Type newProgramType)> programSourceTypesForNewMenu = GetProgramSourceTypesForNewMenu();
if (GUILayout.Button("New Program"))
{
(string displayName, Type newProgramType) = programSourceTypesForNewMenu.ElementAt(_newProgramType);
string udonBehaviourName = udonTarget.name;
Scene scene = udonTarget.gameObject.scene;
if (string.IsNullOrEmpty(scene.path))
{
Debug.LogError("You need to save the scene before you can create new Udon program assets!");
}
else
{
AbstractUdonProgramSource newProgramSource = CreateUdonProgramSourceAsset(newProgramType, displayName, scene, udonBehaviourName);
_programSourceProperty.objectReferenceValue = newProgramSource;
_serializedProgramAssetProperty.objectReferenceValue = newProgramSource.SerializedProgramAsset;
serializedObject.ApplyModifiedProperties();
}
}
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
EditorGUI.BeginChangeCheck();
_newProgramType = EditorGUILayout.Popup(
"",
Mathf.Clamp(_newProgramType, 0, programSourceTypesForNewMenu.Count),
programSourceTypesForNewMenu.Select(t => t.displayName).ToArray(),
GUILayout.ExpandWidth(false)
);
if (EditorGUI.EndChangeCheck())
{
EditorPrefs.SetInt(VRC_UDON_NEW_PROGRAM_TYPE_PREF_KEY, _newProgramType);
}
}
else
{
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
using (new EditorGUI.DisabledScope(true))
{
EditorGUI.indentLevel++;
EditorGUILayout.ObjectField(
"Serialized Udon Program Asset ID: ",
_serializedProgramAssetProperty.objectReferenceValue,
typeof(AbstractSerializedUdonProgramAsset),
false
);
EditorGUI.indentLevel--;
}
AbstractUdonProgramSource programSource = (AbstractUdonProgramSource)_programSourceProperty.objectReferenceValue;
AbstractSerializedUdonProgramAsset serializedUdonProgramAsset = programSource.SerializedProgramAsset;
if (_serializedProgramAssetProperty.objectReferenceValue != serializedUdonProgramAsset)
{
_serializedProgramAssetProperty.objectReferenceValue = serializedUdonProgramAsset;
serializedObject.ApplyModifiedPropertiesWithoutUndo();
}
}
EditorGUILayout.EndHorizontal();
udonTarget.RunEditorUpdate(ref dirty);
if (dirty && !Application.isPlaying)
{
EditorSceneManager.MarkSceneDirty(udonTarget.gameObject.scene);
}
}
}
private static AbstractUdonProgramSource CreateUdonProgramSourceAsset(Type newProgramType, string displayName, Scene scene, string udonBehaviourName)
{
string scenePath = Path.GetDirectoryName(scene.path) ?? "Assets";
string folderName = $"{scene.name}_UdonProgramSources";
string folderPath = Path.Combine(scenePath, folderName);
if (!AssetDatabase.IsValidFolder(folderPath))
{
AssetDatabase.CreateFolder(scenePath, folderName);
}
string assetPath = Path.Combine(folderPath, $"{udonBehaviourName} {displayName}.asset");
assetPath = AssetDatabase.GenerateUniqueAssetPath(assetPath);
AbstractUdonProgramSource asset = (AbstractUdonProgramSource)CreateInstance(newProgramType);
AssetDatabase.CreateAsset(asset, assetPath);
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
return asset;
}
private static List<(string displayName, Type newProgramType)> GetProgramSourceTypesForNewMenu()
{
Type abstractProgramSourceType = typeof(AbstractUdonProgramSource);
Type attributeNewMenuAttributeType = typeof(UdonProgramSourceNewMenuAttribute);
List<(string displayName, Type newProgramType)> programSourceTypesForNewMenu = new List<(string displayName, Type newProgramType)>();
foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
{
UdonProgramSourceNewMenuAttribute[] udonProgramSourceNewMenuAttributes;
try
{
udonProgramSourceNewMenuAttributes = (UdonProgramSourceNewMenuAttribute[])assembly.GetCustomAttributes(attributeNewMenuAttributeType, false);
}
catch
{
udonProgramSourceNewMenuAttributes = new UdonProgramSourceNewMenuAttribute[0];
}
foreach (UdonProgramSourceNewMenuAttribute udonProgramSourceNewMenuAttribute in udonProgramSourceNewMenuAttributes)
{
if (udonProgramSourceNewMenuAttribute == null)
{
continue;
}
if (!abstractProgramSourceType.IsAssignableFrom(udonProgramSourceNewMenuAttribute.Type))
{
continue;
}
programSourceTypesForNewMenu.Add((udonProgramSourceNewMenuAttribute.DisplayName, udonProgramSourceNewMenuAttribute.Type));
}
}
programSourceTypesForNewMenu.Sort(
(left, right) => string.Compare(
left.displayName,
right.displayName,
StringComparison.OrdinalIgnoreCase
)
);
return programSourceTypesForNewMenu;
}
}
}
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