133 lines
3.8 KiB
C#
133 lines
3.8 KiB
C#
#if UNITY_WEBGL
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using System;
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using System.Runtime.InteropServices;
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using System.Threading;
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using System.Threading.Tasks;
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using UnityEngine;
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using XericLibrary.Runtime.MacroLibrary;
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using XericLibrary.Runtime.Type;
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using XericLibrary.Runtime.Type.Base;
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namespace XericLibrary.Runtime.MacroLibrary
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{
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/// <summary>
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/// Web 平台文件句柄。
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/// </summary>
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public class WebGLHandle : CrossPlatformFileHandle
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{
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public override string PlatformName => "WebGL";
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public static WebGLHandle handle = new WebGLHandle();
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public static float GlobalTimeout = 10f;
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public float Timeout = -1f;
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private float timeout => Timeout >= 0 ? Timeout : GlobalTimeout;
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public WebGLHandle() : base(RuntimePlatform.WebGLPlayer)
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{
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if (handle == null)
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handle = this;
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}
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[DllImport("__Internal")]
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private static extern void Download(string base64str, string fileName);
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//[DllImport("__Internal")]
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//private static extern void OpenFileDialog(string gameObjectName, string callbackMethodName);
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//[DllImport("__Internal")]
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//private static extern void OpenFileDialogBinary(string gameObjectName, string callbackMethodName);
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public override bool ReadTextFromFile(string absolutePathname, out string content)
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{
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var waitFlag = false;
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var result = string.Empty;
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SingleMonoBase<WebFileLoader>.GlobalInstance.DirectlyLoadFile(absolutePathname, s => result = s, s =>
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{
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XericLogger.CCError($"WebGl文件同步加载失败：{s}");
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}, () => { waitFlag = true; });
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// 等待文件加载完成
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while (!waitFlag)
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{
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// 让出控制权，避免完全阻塞
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Debug.LogWarning("不建议在WebGl端使用同步文件读取方式，当前已让渡主线程控制权");
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Thread.Sleep(0);
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}
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content = result;
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return waitFlag;
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}
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public override bool WriteTextIntoFile(string absolutePathname, string content)
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{
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try
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{
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Download(content, absolutePathname);
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return true;
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}
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catch (Exception e)
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{
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Debug.LogError($"无法下载文件{absolutePathname}:{e.Message}");
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return false;
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}
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}
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public override async Task<bool> AsyncReadTextFromFile(string absolutePathname, Action<string> complete, Action<string> loadError)
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{
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var waitFlag = false;
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var result = false;
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SingleMonoBase<WebFileLoader>.GlobalInstance.DirectlyLoadFile(absolutePathname,
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s =>
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{
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result = true;
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complete?.Invoke(s);
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}, loadError, () => { waitFlag = true; });
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await MacroAsync.WaitUntil(() => waitFlag, () => "WebGl文件读取失败", timeout);
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return result;
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}
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public override async Task<bool> AsyncWriteTextIntoFile(string absolutePathname, string content, Action complete, Action<string> loadError)
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{
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await Task.Yield();
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if (WriteTextIntoFile(absolutePathname, content))
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{
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complete?.Invoke();
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}
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else
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{
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loadError?.Invoke("WebGL文件写入失败");
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XericLogger.CCError("WebGL文件写入失败");
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}
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await Task.CompletedTask;
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return false;
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}
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public override string CombinePath(string pathA, string pathB)
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{
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try
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{
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if (!pathA.EndsWith("/")) // 确保路径以斜杠结尾
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pathA += "/";
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var uri = new Uri(new Uri(pathA, UriKind.Absolute), new Uri(pathB, UriKind.RelativeOrAbsolute));
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/* 不能使用uri自己的
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* 比如 uri.IsAbsoluteUri ? uri.AbsolutePath : uri.LocalPath;
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* 在这种情况时：
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* http://192.168.0.39:8080/DGJ/StreamingAssets/ + UriConfig.json
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* 结果是 => /DGJ/StreamingAssets/UriConfig.json 用是AbsolutePath
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* 所以要么直接A + B
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* 要么直接Tostring。
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*/
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Debug.Log($"Web路径拼接处理结果浏览：{pathA}\n{pathB}\n{uri}\n");
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return uri.ToString();
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}
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catch (UriFormatException ex)
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{
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// 处理URI格式错误
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XericLogger.CCError($"Web路径拼接失败: {ex.Message}");
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return string.Empty;
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}
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}
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}
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}
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#endif
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