#if ENABLE_UNET
using System;
using UnityEngine;
using UnityEngine.Networking;

namespace UnityEditor
{
    [CustomEditor(typeof(NetworkTransform), true)]
    [CanEditMultipleObjects]
    public class NetworkTransformEditor : Editor
    {
        private static GUIContent[] axisOptions = {new GUIContent("None"), new GUIContent("X"), new GUIContent("Y (Top-Down 2D)"), new GUIContent("Z (Side-on 2D)"), new GUIContent("XY (FPS)"), new GUIContent("XZ"), new GUIContent("YZ"), new GUIContent("XYZ (full 3D)")};

        bool m_Initialized;
        NetworkTransform m_SyncTransform;

        SerializedProperty m_TransformSyncMode;
        SerializedProperty m_MovementTheshold;
        SerializedProperty m_VelocityThreshold;
        SerializedProperty m_SnapThreshold;

        SerializedProperty m_InterpolateRotation;
        SerializedProperty m_InterpolateMovement;
        SerializedProperty m_RotationSyncCompression;
        SerializedProperty m_SyncSpin;

        protected GUIContent m_MovementThesholdLabel;
        protected GUIContent m_VelocityThresholdLabel;
        protected GUIContent m_SnapThresholdLabel;

        protected GUIContent m_InterpolateRotationLabel;
        protected GUIContent m_InterpolateMovementLabel;
        protected GUIContent m_RotationSyncCompressionLabel;
        protected GUIContent m_RotationAxisLabel;
        protected GUIContent m_SyncSpinLabel;

        SerializedProperty m_NetworkSendIntervalProperty;
        GUIContent m_NetworkSendIntervalLabel;

        public void Init()
        {
            if (m_Initialized)
                return;

            m_Initialized = true;
            m_SyncTransform = target as NetworkTransform;

            if (m_SyncTransform.transformSyncMode == NetworkTransform.TransformSyncMode.SyncNone)
            {
                if (m_SyncTransform.GetComponent<Rigidbody>() != null)
                {
                    m_SyncTransform.transformSyncMode = NetworkTransform.TransformSyncMode.SyncRigidbody3D;
                    m_SyncTransform.syncRotationAxis = NetworkTransform.AxisSyncMode.AxisXYZ;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
                else if (m_SyncTransform.GetComponent<Rigidbody2D>() != null)
                {
                    m_SyncTransform.transformSyncMode = NetworkTransform.TransformSyncMode.SyncRigidbody2D;
                    m_SyncTransform.syncRotationAxis = NetworkTransform.AxisSyncMode.AxisZ;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
                else if (m_SyncTransform.GetComponent<CharacterController>() != null)
                {
                    m_SyncTransform.transformSyncMode = NetworkTransform.TransformSyncMode.SyncCharacterController;
                    m_SyncTransform.syncRotationAxis = NetworkTransform.AxisSyncMode.AxisXYZ;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
                else
                {
                    m_SyncTransform.transformSyncMode = NetworkTransform.TransformSyncMode.SyncTransform;
                    m_SyncTransform.syncRotationAxis = NetworkTransform.AxisSyncMode.AxisXYZ;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
            }
            m_TransformSyncMode = serializedObject.FindProperty("m_TransformSyncMode");
            m_MovementTheshold = serializedObject.FindProperty("m_MovementTheshold");
            m_VelocityThreshold = serializedObject.FindProperty("m_VelocityThreshold");
            m_SnapThreshold = serializedObject.FindProperty("m_SnapThreshold");

            m_InterpolateRotation = serializedObject.FindProperty("m_InterpolateRotation");
            m_InterpolateMovement = serializedObject.FindProperty("m_InterpolateMovement");
            m_RotationSyncCompression = serializedObject.FindProperty("m_RotationSyncCompression");
            m_SyncSpin = serializedObject.FindProperty("m_SyncSpin");

            m_NetworkSendIntervalProperty = serializedObject.FindProperty("m_SendInterval");
            m_NetworkSendIntervalLabel = new GUIContent("Network Send Rate", "Number of network updates per second.");
            EditorGUI.indentLevel += 1;
            m_MovementThesholdLabel = new GUIContent("Movement Threshold", "The distance that this object can move without sending a movement synchronization update.");
            m_VelocityThresholdLabel = new GUIContent("Velocity Threshold", "The minimum velocity difference that will be synchronized over the network.");
            m_SnapThresholdLabel = new GUIContent("Snap Threshold", "If a movement update puts this object further from its current position that this value, it will snap to the updated position instead of moving smoothly.");

            m_InterpolateRotationLabel = new GUIContent("Interpolate Rotation Factor", "The larger this number is, the faster the object will interpolate to the target facing direction.");
            m_InterpolateMovementLabel = new GUIContent("Interpolate Movement Factor", "The larger this number is, the faster the object will interpolate to the target position.");
            m_RotationSyncCompressionLabel = new GUIContent("Compress Rotation", "How much to compress rotation sync updates.\n\nChoose None for no compression.\n\nChoose Low for a low amount of compression that preserves accuracy.\n\nChoose High for a high amount of compression that sacrifices accuracy.");
            m_RotationAxisLabel = new GUIContent("Rotation Axis", "Which axis to use for rotation.");
            m_SyncSpinLabel = new GUIContent("Sync Angular Velocity", "Enable to sync angular velocity.");
            EditorGUI.indentLevel -= 1;
        }

        protected void ShowControls()
        {
            if (m_TransformSyncMode == null)
            {
                m_Initialized = false;
            }
            Init();

            serializedObject.Update();

            int sendRate = 0;
            if (m_NetworkSendIntervalProperty.floatValue != 0)
            {
                sendRate = (int)(1 / m_NetworkSendIntervalProperty.floatValue);
            }
            int newSendRate = EditorGUILayout.IntSlider(m_NetworkSendIntervalLabel, sendRate, 0, 30);
            if (newSendRate != sendRate)
            {
                if (newSendRate == 0)
                {
                    m_NetworkSendIntervalProperty.floatValue = 0;
                }
                else
                {
                    m_NetworkSendIntervalProperty.floatValue = 1.0f / newSendRate;
                }
            }
            EditorGUILayout.PropertyField(m_TransformSyncMode);
            if (m_TransformSyncMode.enumValueIndex == (int)NetworkTransform.TransformSyncMode.SyncRigidbody3D)
            {
                Rigidbody r3D = m_SyncTransform.GetComponent<Rigidbody>();
                if (r3D == null)
                {
                    Debug.LogError("Object has no Rigidbody component.");
                    m_TransformSyncMode.enumValueIndex = (int)NetworkTransform.TransformSyncMode.SyncTransform;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
            }
            if (m_TransformSyncMode.enumValueIndex == (int)NetworkTransform.TransformSyncMode.SyncRigidbody2D)
            {
                Rigidbody2D r2D = m_SyncTransform.GetComponent<Rigidbody2D>();
                if (r2D == null)
                {
                    Debug.LogError("Object has no Rigidbody2D component.");
                    m_TransformSyncMode.enumValueIndex = (int)NetworkTransform.TransformSyncMode.SyncTransform;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
            }
            if (m_TransformSyncMode.enumValueIndex == (int)NetworkTransform.TransformSyncMode.SyncCharacterController)
            {
                var cc = m_SyncTransform.GetComponent<CharacterController>();
                if (cc == null)
                {
                    Debug.LogError("Object has no CharacterController component.");
                    m_TransformSyncMode.enumValueIndex = (int)NetworkTransform.TransformSyncMode.SyncTransform;
                    EditorUtility.SetDirty(m_SyncTransform);
                }
            }

            EditorGUILayout.LabelField("Movement:");
            EditorGUI.indentLevel += 1;
            EditorGUILayout.PropertyField(m_MovementTheshold, m_MovementThesholdLabel);


            if (m_VelocityThreshold.floatValue < 0)
            {
                m_VelocityThreshold.floatValue = 0;
                EditorUtility.SetDirty(m_SyncTransform);
            }

            if ((m_TransformSyncMode.enumValueIndex == (int)NetworkTransform.TransformSyncMode.SyncRigidbody3D) || (m_TransformSyncMode.enumValueIndex == (int)NetworkTransform.TransformSyncMode.SyncRigidbody2D))
            {
                EditorGUILayout.PropertyField(m_VelocityThreshold, m_VelocityThresholdLabel);
            }

            if (m_MovementTheshold.floatValue < 0)
            {
                m_MovementTheshold.floatValue = 0;
                EditorUtility.SetDirty(m_SyncTransform);
            }
            EditorGUILayout.PropertyField(m_SnapThreshold, m_SnapThresholdLabel);
            EditorGUILayout.PropertyField(m_InterpolateMovement, m_InterpolateMovementLabel);
            EditorGUI.indentLevel -= 1;

            EditorGUILayout.LabelField("Rotation:");
            EditorGUI.indentLevel += 1;

            int newRotation = EditorGUILayout.Popup(
                    m_RotationAxisLabel,
                    (int)m_SyncTransform.syncRotationAxis,
                    axisOptions);
            if ((NetworkTransform.AxisSyncMode)newRotation != m_SyncTransform.syncRotationAxis)
            {
                m_SyncTransform.syncRotationAxis = (NetworkTransform.AxisSyncMode)newRotation;
                EditorUtility.SetDirty(m_SyncTransform);
            }

            EditorGUILayout.PropertyField(m_InterpolateRotation, m_InterpolateRotationLabel);
            EditorGUILayout.PropertyField(m_RotationSyncCompression, m_RotationSyncCompressionLabel);
            EditorGUILayout.PropertyField(m_SyncSpin, m_SyncSpinLabel);

            EditorGUI.indentLevel -= 1;

            serializedObject.ApplyModifiedProperties();
        }

        public override void OnInspectorGUI()
        {
            ShowControls();
        }
    }
}
#endif //ENABLE_UNET