public static void Help(string[] args)
{
string cmdName = ConsoleHelp.GetArg(args, "-c") ?? ConsoleHelp.GetArg(args, "--command");
#region (x.1)通过反射获取所有命令
var cmdMap =
//获取所有type
Assembly.GetEntryAssembly().GetTypes()
//获取所有静态函数
.SelectMany(type => type.GetMethods(BindingFlags.Static | BindingFlags.Public))
//获取指定CommandAttribute的函数
.Where(m => m.GetCustomAttribute <CommandAttribute>() != null)
//按照 命令名称 和 Method 构建Dictionary
.ToDictionary(
m => (m.GetCustomAttribute <CommandAttribute>().Value ?? m.Name)
, m => m
);
#endregion
#region (x.2)筛选指定命令
if (!string.IsNullOrEmpty(cmdName))
{
cmdMap.TryGetValue(cmdName, out var cmdMethod);
cmdMap = new System.Collections.Generic.Dictionary <string, MethodInfo>();
if (cmdMethod != null)
{
cmdMap[cmdName] = cmdMethod;
}
}
#endregion
#region (x.3)输出命令帮助文档
ConsoleHelp.Log("命令帮助文档：");
foreach (var cmd in cmdMap)
{
ConsoleHelp.Log("---------------");
ConsoleHelp.Log(cmd.Key);
cmd.Value.GetCustomAttributes <RemarksAttribute>()?.Select(m => m.Value).ToList().ForEach(ConsoleHelp.Log);
}
ConsoleHelp.Log("---------------");
ConsoleHelp.Log("");
ConsoleHelp.Log("");
#endregion
}
/// <summary>
/// 查找CommandAttribute特性的静态函数并按参数指定调用
/// </summary>
/// <param name="args"></param>
public static void Exec(string[] args)
{
//var arg = new List<string>() { "un7z" };
//arg.AddRange(new[] { "-i", "T:\\temp\\tileset.7z.001" });
//arg.AddRange(new[] { "-o", "T:\\temp\\un7z" });
//args = arg.ToArray();
#region (x.1)通过反射获取所有命令
var cmdMap =
//获取所有type
Assembly.GetEntryAssembly().GetTypes()
//获取所有静态函数
.SelectMany(type => type.GetMethods(BindingFlags.Static | BindingFlags.Public))
//获取指定CommandAttribute的函数
.Where(m => m.GetCustomAttribute <CommandAttribute>() != null)
//按照 命令名称 和 Method 构建Dictionary
.ToDictionary(
m => (m.GetCustomAttribute <CommandAttribute>().Value ?? m.Name)
, m => m
);
#endregion
#region (x.2)若未指定命令名称，则输出帮助文档
if (args == null || args.Length == 0 || string.IsNullOrEmpty(args[0]))
{
#region 输出命令帮助文档
ConsoleHelp.Log("命令帮助文档：");
foreach (var cmd in cmdMap)
{
ConsoleHelp.Log("---------------");
ConsoleHelp.Log(cmd.Key);
cmd.Value.GetCustomAttributes <RemarksAttribute>()?.Select(m => m.Value).ToList().ForEach(ConsoleHelp.Log);
}
ConsoleHelp.Log("---------------");
ConsoleHelp.Log("");
ConsoleHelp.Log("");
#endregion
return;
}
#endregion
#region (x.3)通过第一个参数查找命令并调用
try
{
cmdMap.TryGetValue(args[0], out var method);
if (method == null)
{
ConsoleHelp.Log($"出错：命令 { args[0] } 不存在！");
return;
}
ConsoleHelp.Log("------------------------------");
ConsoleHelp.Log($"开始执行命令 { args[0] } ...");
ConsoleHelp.Log("---------------");
method.Invoke(null, new object[] { args });
}
catch (Exception ex)
{
ex = ex.GetBaseException();
ConsoleHelp.Log("出错：" + ex.Message);
ConsoleHelp.Log("出错：" + ex.StackTrace);
return;
}
#endregion
ConsoleHelp.Log("结束！！");
return;
}