/// <summary>
/// 解释器执行解释命令行分割操作
/// </summary>
/// <param name="order"></param>
/// <returns>返回null表示命令行不正确</returns>
public CmdParams Execute(string orderStr)
{
//格式化命令行
orderStr = new Regex("[\\s]+").Replace(orderStr, " ");
orderStr = orderStr.Trim();
var orderArray = orderStr.Split(' ');
var cmdParam = new CmdParams();
cmdParam.OrderLine = orderStr;
if (orderArray.Length == 0 || (orderArray.Length == 1 && orderArray[0] == ""))
{
return(null);
}
cmdParam.Order = orderArray[0];
if (orderArray.Length == 1)
{
return(cmdParam);
}
//分离指令参数
var pairParams = new List <KeyValuePair <string, string> >();
for (var i = 1; i < orderArray.Length; i++)
{
var para = orderArray[i];
if (para.Length == 0)
{
continue;
}
if (para[0] == '-')
{
string value = null;
if (i < orderArray.Length - 1)
{
var nextPara = orderArray[i + 1];
if (nextPara.Length == 0)
{
continue;
}
if (nextPara[0] != '-')
{
value = nextPara;
i++;
}
}
var pair = new KeyValuePair <string, string>(para, value);
pairParams.Add(pair);
}
else
{
pairParams.Add(new KeyValuePair <string, string>(null, para));
}
}
cmdParam.PairParams = pairParams;
return(cmdParam);
}
/// <summary>
/// 尝试执行命令
/// </summary>
/// <param name="cmdParam">命令参数实体</param>
/// <returns>执行结果：是否成功</returns>
public async Task <bool> TryExecuteOrder(CmdParams cmdParam)
{
if (cmdParam == null)
{
throw new CmdException($"命令行格式错误：{cmdParam.OrderLine}");
}
if (cmdParam.Order == null)
{
throw new CmdException($"找不到命令头：{cmdParam.OrderLine}");
}
if (_orderQueue.TryGetValue(cmdParam.Order, out var cmdDetial))
{
if (cmdDetial == null || cmdDetial.Callback == null)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke("命令获取失败，使用help查看所有命令。", CmdOutPutType.Error);
return(false);
}
if (!CheckMode(cmdDetial.CmdType))
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke($"命令[cmdParam.Order]执行失败，不在可执行范围内。", CmdOutPutType.Error);
return(false);
}
var newBackParams = new List <KeyValuePair <string, string> >();
var fakeParam = cmdDetial.ParamNames.ToArray();
var index = 0;
foreach (var pPair in cmdParam.PairParams)
{
if (pPair.Key == null)
{
//只有值
if (index >= cmdDetial.ParamNames.Count)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke("参数过多，使用help -o [command]查看命令参数说明。", CmdOutPutType.Error);
return(false);
}
var key = fakeParam[index].Key;
var newBPCount = newBackParams.Count(v => v.Key == key);
if (newBPCount > 0)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke("参数重复赋值，使用help -o [command]查看命令参数说明。", CmdOutPutType.Error);
return(false);
}
newBackParams.Add(new KeyValuePair <string, string>(key, pPair.Value));
}
else if (pPair.Value == null)
{
//只有键
var pCount = cmdDetial.ParamNames.Count(v => v.Key == pPair.Key);
if (pCount == 0)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke($"命令【{cmdDetial.Order}】没有参数【{pPair.Key}】，使用help -o [command]查看命令参数说明。", CmdOutPutType.Error);
return(false);
}
newBackParams.Add(new KeyValuePair <string, string>(pPair.Key, null));
}
else
{
//都有
var newBPCount = newBackParams.Count(v => v.Key == pPair.Key);
if (newBPCount > 0)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke("参数重复赋值，使用help -o [command]查看命令参数说明。", CmdOutPutType.Error);
return(false);
}
var pCount = cmdDetial.ParamNames.Count(v => v.Key == pPair.Key);
if (pCount == 0)
{
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke($"命令【{cmdDetial.Order}】没有参数【{pPair.Key}】，使用help -o [command]查看命令参数说明。", CmdOutPutType.Error);
return(false);
}
newBackParams.Add(new KeyValuePair <string, string>(pPair.Key, pPair.Value));
}
index++;
}
cmdParam.PairParams = newBackParams;
await Task.Run(() => cmdDetial.Callback.Invoke(cmdParam));
return(true);
}
CmdTerminal.CurrentInternal.InternalOutputCallback?.Invoke("未找到命令，使用help查看所有命令。", CmdOutPutType.Error);
return(false);
}