using System.Collections.Generic;
using UnityEngine;
using System.IO;

#if UNITY_EDITOR
using UnityEditor;
#endif

namespace H2Engine
{
    public class Bhv_MapTrigger : MonoBehaviour
    {
        [HideInInspector]
        public int id;
        [HideInInspector]
        public MapTrigger.E_TriggerType triggerType = MapTrigger.E_TriggerType.Trigger;
        [HideInInspector]
        public Evt.E_EventType type = Evt.E_EventType.Enemy;
        [HideInInspector]
        public int prevID = -1;
        [HideInInspector]
        public int nextID = -1;
        [HideInInspector]
        public List<int> eventIDList = new List<int>();

#if UNITY_EDITOR

        [HideInInspector]
        public BoxCollider boxCollider;

        private bool showDetail = false;
        private bool showEventList = false;

        public void Save(BinaryWriter bw)
        {
            bw.Write(id);
            bw.Write((byte)triggerType);
            bw.Write((byte)type);
            bw.Write(prevID);
            bw.Write(nextID);
            bw.Write((float)System.Math.Round(transform.position.x, 2));
            bw.Write((float)System.Math.Round(transform.position.y, 2));
            bw.Write((float)System.Math.Round(transform.position.z, 2));
            bw.Write((float)System.Math.Round(boxCollider.size.x, 2));
            bw.Write((float)System.Math.Round(boxCollider.size.z, 2));
            bw.Write((float)System.Math.Round(transform.eulerAngles.y, 2));
            bw.Write(eventIDList.Count);
            foreach (var _eventID in eventIDList)
            {
                bw.Write(_eventID);
            }
        }

        public void Export(BinaryWriter bw)
        {
            Save(bw);
        }

        public void Load(BinaryReader br)
        {
            id = br.ReadInt32();
            triggerType = (MapTrigger.E_TriggerType)br.ReadByte();
            type = (Evt.E_EventType)br.ReadByte();
            prevID = br.ReadInt32();
            nextID = br.ReadInt32();
            float _pX = br.ReadSingle();
            float _pY = br.ReadSingle();
            float _pZ = br.ReadSingle();
            float _x = br.ReadSingle();
            float _z = br.ReadSingle();
            float _eY = br.ReadSingle();
            int _count = br.ReadInt32();
            for (int i = 0; i < _count; ++i)
            {
                eventIDList.Add(br.ReadInt32());
            }
            transform.position = new Vector3(_pX, _pY, _pZ);
            boxCollider.size = new Vector3(_x, 1, _z);
            transform.eulerAngles = new Vector3(0, _eY, 0);
        }

        public bool DrawUI(GUISkin guiSkin)
        {
            bool _result = false;
            EditorGUILayout.BeginVertical(guiSkin.box);
            EditorGUILayout.BeginHorizontal(GUILayout.Height(22));
            EditorGUI.indentLevel += 1;
            showDetail = EditorGUILayout.Foldout(showDetail, "  触发器ID:" + id, true, guiSkin.customStyles[3]);
            if (GUILayout.Button("查找", guiSkin.button, GUILayout.Width(60), GUILayout.Height(22)))
            {
                Selection.activeGameObject = gameObject;
                if (Selection.activeGameObject)
                {
                    SceneView.lastActiveSceneView.LookAt(Selection.activeGameObject.transform.position);
                }
            }
            if (GUILayout.Button("删除", guiSkin.button, GUILayout.Width(60), GUILayout.Height(22)))
            {
                _result = true;
            }
            EditorGUILayout.EndHorizontal();
            if (showDetail)
            {
                EditorGUILayout.BeginHorizontal(GUILayout.Height(22));
                EditorGUILayout.LabelField("触发器类型", guiSkin.customStyles[0], GUILayout.Height(22), GUILayout.Width(80));
                triggerType = (MapTrigger.E_TriggerType)EditorGUILayout.EnumPopup(triggerType, guiSkin.customStyles[1], GUILayout.Height(20), GUILayout.Width(100));
                if (triggerType != MapTrigger.E_TriggerType.EnterStage)
                {
                    var _descript = string.Empty;
                    if (triggerType == MapTrigger.E_TriggerType.Trigger)
                    {
                        _descript = "前置ID";
                    }
                    else if (triggerType == MapTrigger.E_TriggerType.Mission)
                    {
                        _descript = "任务ID";
                    }
                    EditorGUILayout.LabelField(_descript, guiSkin.customStyles[0], GUILayout.Height(22), GUILayout.Width(55));
                    prevID = EditorGUILayout.IntField(prevID, guiSkin.textField, GUILayout.Height(20));
                }
                EditorGUILayout.LabelField("结束触发", guiSkin.customStyles[0], GUILayout.Height(22), GUILayout.Width(55));
                nextID = EditorGUILayout.IntField(nextID, guiSkin.textField, GUILayout.Height(20));
                EditorGUILayout.EndHorizontal();

                EditorGUILayout.BeginVertical(guiSkin.customStyles[1]);

                EditorGUILayout.BeginHorizontal(GUILayout.Height(22));
                if (eventIDList.Count > 0)
                {
                    showEventList = EditorGUILayout.Foldout(showEventList, "  触发事件列表", true, guiSkin.customStyles[3]);
                }
                else
                {
                    EditorGUILayout.LabelField("  触发事件列表:", guiSkin.customStyles[0], GUILayout.Height(22), GUILayout.Width(100));
                    GUILayout.FlexibleSpace();
                }
                if (GUILayout.Button("添加", guiSkin.button, GUILayout.Width(60), GUILayout.Height(22)))
                {
                    eventIDList.Add(0);
                    showEventList = true;
                }
                EditorGUILayout.EndHorizontal();

                if (showEventList)
                {
                    for (int i = eventIDList.Count - 1; i >= 0; --i)
                    {
                        EditorGUILayout.BeginHorizontal(guiSkin.box, GUILayout.Height(22));
                        EditorGUILayout.LabelField("事件ID", guiSkin.customStyles[0], GUILayout.Height(20), GUILayout.Width(60));
                        eventIDList[i] = EditorGUILayout.IntField(eventIDList[i], guiSkin.textField, GUILayout.Height(22));
                        if (GUILayout.Button("删除", guiSkin.button, GUILayout.Width(60), GUILayout.Height(22)))
                        {
                            eventIDList.RemoveAt(i);
                        }
                        EditorGUILayout.EndHorizontal();
                    }
                }
                EditorGUILayout.EndVertical();
            }
            EditorGUI.indentLevel -= 1;
            EditorGUILayout.EndVertical();

            return _result;
        }
#endif
    }
}