using System.IO;
using HybridCLR.Editor;
using UnityEditor;
using UnityEngine;
using GFGGame;
using HybridCLR.Editor.Commands;

namespace GFGEditor
{
    public class BuildDllHelper
    {
        public static void BuildHotUpdateDll()
        {
            CompileDllCommand.CompileDllActiveBuildTarget();
            CopyHotUpdateAssembliesToStreamingAssets();
        }

        public static void CopyHotUpdateAssembliesToStreamingAssets()
        {
            var target = EditorUserBuildSettings.activeBuildTarget;

            string hotfixDllSrcDir = SettingsUtil.GetHotUpdateDllsOutputDirByTarget(target);
            string hotfixAssembliesDstDir = LauncherConfig.DllDirHotfix;
            foreach (var dll in SettingsUtil.HotUpdateAssemblyFiles)
            {
                string dllPath = $"{hotfixDllSrcDir}/{dll}";
                string dllBytesPath = $"{hotfixAssembliesDstDir}{dll}.bytes";
                File.Copy(dllPath, dllBytesPath, true);
                Debug.Log($"[CopyHotUpdateAssembliesToStreamingAssets] copy hotfix dll {dllPath} -> {dllBytesPath}");
            }
        }


        public static void CopyAOTAssembliesToStreamingAssets()
        {
            var target = EditorUserBuildSettings.activeBuildTarget;
            string aotAssembliesSrcDir = SettingsUtil.GetAssembliesPostIl2CppStripDir(target);
            string aotAssembliesDstDir = LauncherConfig.DllDirAOT;

            foreach (var dll in HotUpdateCodeLoader.AOTMetaAssemblyNames)
            {
                string srcDllPath = $"{aotAssembliesSrcDir}/{dll}";
                if (!File.Exists(srcDllPath))
                {
                    Debug.LogError($"ab中添加AOT补充元数据dll:{srcDllPath} 时发生错误,文件不存在。裁剪后的AOT dll在BuildPlayer时才能生成，因此需要你先构建一次游戏App后再打包。");
                    continue;
                }
                string dllBytesPath = $"{aotAssembliesDstDir}{dll}.bytes";
                File.Copy(srcDllPath, dllBytesPath, true);
                Debug.Log($"[CopyAOTAssembliesToStreamingAssets] copy AOT dll {srcDllPath} -> {dllBytesPath}");
            }
        }

    }
}