//==========================================================
//
// Copyright (c) Guangzhou Shixiang Technology Co.,Ltd.
// All rights reserved.
//
//==========================================================

using System;
using System.IO;
using UnityEditor;
using UnityEditor.Build;
using UnityEditor.Build.Reporting;
using UnityEngine;

namespace GxrSdk.Editor
{
    /// <summary>
    /// build开始时添加平台选择，以便选择对应的AndroidManifest.xml
    /// </summary>
    public class GxrPreprocessBuild : IPreprocessBuildWithReport, IPostprocessBuildWithReport
    {

        /// <summary>
        /// 是否需要选择配置文件
        /// 之前是在打包的时候弹出对话框让选择运行平台，
        /// 现在改为Config中进行配置，选择之后实时更新配置文件，
        /// 不需要在打包时来弹出对话框选择了
        /// </summary>
        private bool _needSelectManifest = false;

        /// <summary>
        /// 是否在编译Android平台
        /// </summary>
        private bool _isBuildingAndroid = true;

        private DateTime _startTime;

        public int callbackOrder
        {
            get { return 0; }
        }

        public void OnPreprocessBuild(BuildReport report)
        {
            Debug.Log("[OnPreprocessBuild]");

            _startTime = DateTime.Now;

            _isBuildingAndroid = report.summary.platform == BuildTarget.Android;

            SetResizableWindow();

            DisableOptimizedFramePacing();
            DisableGpuSkinning();
            SetOrientationLandscapeLeft();

            SelectManifest();
        }

        public void OnPostprocessBuild(BuildReport report)
        {
            Debug.Log("[OnPostprocessBuild]");

            TimeSpan deltaTime = DateTime.Now - _startTime;
            string hours = deltaTime.Hours.ToString("00");
            string minutes = deltaTime.Minutes.ToString("00");
            string seconds = deltaTime.Seconds.ToString("00");
            Debug.Log($"build time: {hours}:{minutes}:{seconds}");
        }

        /// <summary>
        /// 选中AndroidManifest.xml文件
        /// </summary>
        private void SelectManifest()
        {
            if (_needSelectManifest)
            {
                if (_isBuildingAndroid)
                {
                    bool result = EditorUtility.DisplayDialog("选择运行平台", "该应用要运行于手机端还是主控端?", "手机", "主控");

                    string fileName = (result) ? ("AndroidManifestPhone.xml") : ("AndroidManifestAndroidBox.xml");
                    string srcPath = Application.dataPath + "/Plugins/Android/" + fileName;
                    string destPath = Application.dataPath + "/Plugins/Android/AndroidManifest.xml";

                    // 根据选择运行平台把AndroidManifest.xml替换成对应的配置文件
                    if (File.Exists(srcPath))
                    {
                        File.Delete(destPath);
                        File.Copy(srcPath, destPath);
                        AssetDatabase.Refresh();
                    }
                }
            }
        }

        /// <summary>
        /// 设置可调整窗口大小
        /// [兼容性]Mate20手机，应用启动后闪屏，提示该应用不支持分屏。
        /// 配置PlayerSettings.Android.resizableWindow后，会添加android:resizeableWindow属性。
        /// </summary>
        private void SetResizableWindow()
        {
#if UNITY_2020_3_OR_NEWER || (UNITY_2019_4_OR_NEWER && !UNITY_2020_1_OR_NEWER)
            if (_isBuildingAndroid)
            {
                // PlayerSettings.Android.resizableWindow = true;
                GxrReflectionUtils.SetPropertyValue(typeof(PlayerSettings.Android), "resizableWindow", true);
            }
#endif
        }

        /// <summary>
        /// 取消帧率间隔优化
        /// 在使用NativeRender情况下打开该功能会导致显示异常
        /// </summary>
        private void DisableOptimizedFramePacing()
        {
#if UNITY_2021_2_OR_NEWER || (UNITY_2019_4_OR_NEWER && !UNITY_2020_1_OR_NEWER) || (UNITY_2020_3_OR_NEWER && !UNITY_2021_1_OR_NEWER)
            if (_isBuildingAndroid)
            {
                // PlayerSettings.Android.optimizedFramePacing = false;
                GxrReflectionUtils.SetPropertyValue(typeof(PlayerSettings.Android), "optimizedFramePacing", false);
            }
#endif
        }

        /// <summary>
        /// 取消使用Gpu计算蒙皮
        /// 在使用NativeRender情况下，如果使用Gpu去计算蒙皮，会抢占资源导致NativeRender效果卡顿
        /// </summary>
        private void DisableGpuSkinning()
        {
            if (_isBuildingAndroid)
            {
                GxrReflectionUtils.SetPropertyValue(typeof(PlayerSettings), "gpuSkinning", false);
            }
        }

        /// <summary>
        /// 设置屏幕旋转为LandscapeLeft
        /// </summary>
        private void SetOrientationLandscapeLeft()
        {
            // PlayerSettings.defaultInterfaceOrientation = UIOrientation.LandscapeLeft;
            if (_isBuildingAndroid)
            {
                GxrReflectionUtils.SetPropertyValue(typeof(PlayerSettings), "defaultInterfaceOrientation", UIOrientation.LandscapeLeft);
            }
        }
    }
}