289 lines
9.2 KiB
C#
289 lines
9.2 KiB
C#
using nn.fs;
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public class AxiNSIO
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{
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string save_name => AxiNS.instance.mount.SaveMountName;
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public string save_path => $"{save_name}:/";
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private FileHandle fileHandle = new nn.fs.FileHandle();
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bool CheckPathExists(string filePath)
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{
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nn.fs.EntryType entryType = 0;
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nn.Result result = nn.fs.FileSystem.GetEntryType(ref entryType, filePath);
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//result.abortUnlessSuccess();
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//这个异常捕获。真的别扭
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return nn.fs.FileSystem.ResultPathAlreadyExists.Includes(result);
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}
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public bool CheckPathNotFound(string filePath)
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{
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nn.fs.EntryType entryType = 0;
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nn.Result result = nn.fs.FileSystem.GetEntryType(ref entryType, filePath);
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//这个异常捕获。真的别扭
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return nn.fs.FileSystem.ResultPathNotFound.Includes(result);
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}
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bool EnsureParentDirectory(string filePath, bool bAutoCreateDir = true)
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{
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// 参数校验
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if (string.IsNullOrEmpty(filePath))
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{
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UnityEngine.Debug.LogError($"无效参数：filePath={filePath}");
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return false;
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}
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// 提取路径前缀（如 save:/、sd:/）
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int prefixEndIndex = filePath.IndexOf(":/");
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if (prefixEndIndex == -1)
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{
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UnityEngine.Debug.LogError($"文件路径 {filePath} 格式无效，未找到 ':/' 前缀");
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return false;
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}
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string pathPrefix = filePath.Substring(0, prefixEndIndex + 2); // 提取前缀，例如 "save:/"
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string relativePath = filePath.Substring(prefixEndIndex + 2); // 移除前缀，得到相对路径
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// 检查挂载状态
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if (!IsMountPointAccessible(pathPrefix))
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{
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UnityEngine.Debug.LogError($"挂载点 {pathPrefix} 未挂载，无法操作路径 {filePath}");
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return false;
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}
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// 提取父目录路径
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string directoryPath = System.IO.Path.GetDirectoryName(relativePath); // 获取父目录相对路径
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if (string.IsNullOrEmpty(directoryPath))
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{
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UnityEngine.Debug.Log($"文件路径 {filePath} 无需创建父目录（位于根目录）");
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return true; // 根目录无需创建
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}
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string fullDirectoryPath = $"{pathPrefix}{directoryPath}"; // 拼接完整父目录路径
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UnityEngine.Debug.Log($"检查父目录: {fullDirectoryPath}");
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// 检查路径是否存在及其类型
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nn.fs.EntryType entryType = 0;
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nn.Result result = nn.fs.FileSystem.GetEntryType(ref entryType, fullDirectoryPath);
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if (!result.IsSuccess() && nn.fs.FileSystem.ResultPathNotFound.Includes(result))
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{
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if (bAutoCreateDir)
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{
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// 路径不存在，尝试创建
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UnityEngine.Debug.Log($"父目录 {fullDirectoryPath} 不存在，尝试创建 (判断依据 result=>{result.ToString()})");
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result = nn.fs.Directory.Create(fullDirectoryPath);
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError($"创建父目录失败: {result.GetErrorInfo()}");
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return false;
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}
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UnityEngine.Debug.Log($"父目录 {fullDirectoryPath} 创建成功");
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return true;
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}
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return false;
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}
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else if (result.IsSuccess() && entryType != nn.fs.EntryType.Directory)
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{
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// 路径存在，但不是目录
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UnityEngine.Debug.LogError($"路径 {fullDirectoryPath} 已存在，但不是目录");
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return false;
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}
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else if (!result.IsSuccess())
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{
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// 其他错误
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UnityEngine.Debug.LogError($"检查父目录失败: {result.GetErrorInfo()}");
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return false;
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}
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// 路径存在且是目录
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UnityEngine.Debug.Log($"父目录 {fullDirectoryPath} 已存在且有效");
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return true;
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}
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/// <summary>
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/// 检查指定挂载点是否可访问
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/// </summary>
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/// <param name="pathPrefix">路径前缀，例如 "save:/" 或 "sd:/"</param>
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/// <returns>挂载点是否可访问</returns>
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bool IsMountPointAccessible(string pathPrefix)
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{
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if (string.IsNullOrEmpty(pathPrefix))
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{
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UnityEngine.Debug.LogError($"无效挂载点: {pathPrefix}");
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return false;
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}
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// 根据前缀判断挂载点类型并检查挂载状态
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if (pathPrefix == $"{save_name}:/")
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{
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if (!AxiNS.instance.mount.SaveIsMount)
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{
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UnityEngine.Debug.LogError($"{save_name}:/ 未挂载");
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return false;
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}
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return true;
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}
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else if (pathPrefix == "sd:/")
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{
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long freeSpace = 0;
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// 检查 SD 卡挂载状态（示例，需根据实际实现调整）
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nn.Result result = nn.fs.FileSystem.GetFreeSpaceSize(ref freeSpace, "sd:/");
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError($"sd:/ 未挂载或无法访问: {result.GetErrorInfo()}");
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return false;
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}
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return true;
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}
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else
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{
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UnityEngine.Debug.LogWarning($"未知挂载点 {pathPrefix}，假定已挂载");
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return true; // 其他挂载点需根据实际需求实现
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}
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}
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public bool CreateFileToSave(string filePath, byte[] data)
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{
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if (!AxiNS.instance.mount.SaveIsMount)
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{
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UnityEngine.Debug.LogError($"Save 尚未挂载，无法存储 {filePath}");
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return false;
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}
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nn.Result result;
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#if UNITY_SWITCH && !UNITY_EDITOR
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// 阻止用户在保存时，退出游戏
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// Switch 条例 0080
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UnityEngine.Switch.Notification.EnterExitRequestHandlingSection();
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#endif
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// 使用封装函数检查和创建父目录
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if (!EnsureParentDirectory(filePath, true))
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{
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UnityEngine.Debug.LogError($"无法确保父目录，文件写入取消: {filePath}");
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return false;
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}
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//string directoryPath = System.IO.Path.GetDirectoryName(filePath.Replace(save_path, ""));
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//string fullDirectoryPath = $"{save_path}{directoryPath}";
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//UnityEngine.Debug.Log($"检查父目录: {fullDirectoryPath}");
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//nn.fs.EntryType entryType = 0;
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//result = nn.fs.FileSystem.GetEntryType(ref entryType, fullDirectoryPath);
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//if (!result.IsSuccess() && nn.fs.FileSystem.ResultPathNotFound.Includes(result))
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//{
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// UnityEngine.Debug.Log($"父目录 {fullDirectoryPath} 不存在，尝试创建 (判断依据 result=>{result.ToString()})");
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// result = nn.fs.Directory.Create(fullDirectoryPath);
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// if (!result.IsSuccess())
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// {
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// UnityEngine.Debug.LogError($"创建父目录失败: {result.GetErrorInfo()}");
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// return false;
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// }
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// UnityEngine.Debug.Log($"父目录 {fullDirectoryPath} 创建成功");
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//}
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//else if (result.IsSuccess() && entryType != nn.fs.EntryType.Directory)
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//{
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// UnityEngine.Debug.LogError($"路径 {fullDirectoryPath} 已存在，但不是目录");
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// return false;
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//}
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//else if (!result.IsSuccess())
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//{
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// UnityEngine.Debug.LogError($"检查父目录失败: {result.GetErrorInfo()}");
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// return false;
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//}
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if (CheckPathNotFound(filePath))
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{
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UnityEngine.Debug.Log($"文件({filePath})不存在需要创建");
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result = nn.fs.File.Create(filePath, data.Length); //this makes a file the size of your save journal. You may want to make a file smaller than this.
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//result.abortUnlessSuccess();
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError($"创建文件失败 {filePath} : " + result.GetErrorInfo());
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return false;
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}
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}
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else
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UnityEngine.Debug.Log($"文件({filePath})存在，不必创建");
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result = File.Open(ref fileHandle, filePath, OpenFileMode.Write);
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//result.abortUnlessSuccess();
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError($"失败 File.Open(ref filehandle, {filePath}, OpenFileMode.Write): " + result.GetErrorInfo());
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return false;
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}
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UnityEngine.Debug.Log($"成功 File.Open(ref filehandle, {filePath}, OpenFileMode.Write)");
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//nn.fs.WriteOption.Flush 应该就是覆盖写入
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result = nn.fs.File.Write(fileHandle, 0, data, data.Length, nn.fs.WriteOption.Flush); // Writes and flushes the write at the same time
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//result.abortUnlessSuccess();
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError("写入文件失败: " + result.GetErrorInfo());
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return false;
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}
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UnityEngine.Debug.Log("写入文件成功: " + filePath);
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nn.fs.File.Close(fileHandle);
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//必须得提交，否则没有真实写入
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result = FileSystem.Commit(save_name);
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//result.abortUnlessSuccess();
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if (!result.IsSuccess())
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{
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UnityEngine.Debug.LogError($"FileSystem.Commit({save_name}) 失败: " + result.GetErrorInfo());
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return false;
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}
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UnityEngine.Debug.Log($"FileSystem.Commit({save_name}) 成功: ");
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#if UNITY_SWITCH && !UNITY_EDITOR
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// 停止阻止用户退出游戏
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UnityEngine.Switch.Notification.LeaveExitRequestHandlingSection();
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#endif
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return true;
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}
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public bool LoadSwitchDataFile(string filename, out byte[] outputData)
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{
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outputData = null;
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if (!AxiNS.instance.mount.SaveIsMount)
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{
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UnityEngine.Debug.LogError($"Save 尚未挂载，无法读取 {filename}");
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return false;
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}
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if (CheckPathNotFound(filename))
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return false;
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nn.Result result;
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result = nn.fs.File.Open(ref fileHandle, filename, nn.fs.OpenFileMode.Read);
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if (result.IsSuccess() == false)
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{
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UnityEngine.Debug.LogError($"nn.fs.File.Open 失败 {filename} : result=>{result.GetErrorInfo()}");
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return false; // Could not open file. This can be used to detect if this is the first time a user has launched your game.
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// (However, be sure you are not getting this error due to your file being locked by another process, etc.)
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}
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UnityEngine.Debug.Log($"nn.fs.File.Open 成功 {filename}");
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long iFileSize = 0;
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result = nn.fs.File.GetSize(ref iFileSize, fileHandle);
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if (result.IsSuccess() == false)
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{
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UnityEngine.Debug.LogError($"nn.fs.File.GetSize 失败 {filename} : result=>{result.GetErrorInfo()}");
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return false;
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}
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UnityEngine.Debug.Log($"nn.fs.File.GetSize 成功 {filename},size=>{iFileSize}");
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byte[] loadedData = new byte[iFileSize];
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result = nn.fs.File.Read(fileHandle, 0, loadedData, iFileSize);
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if (result.IsSuccess() == false)
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{
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UnityEngine.Debug.LogError($"nn.fs.File.Read 失败 {filename} : result=>{result.GetErrorInfo()}");
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return false;
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}
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UnityEngine.Debug.Log($"nn.fs.File.Read 成功 {filename}");
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nn.fs.File.Close(fileHandle);
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//for (int i = 0; i < loadedData.Length; i++)
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//{
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// UnityEngine.Debug.Log($"data[{i}]:{loadedData[i]}");
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//}
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outputData = loadedData;
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return true;
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}
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}
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