private static bool InnerInject(object hostInstance, IArgument command, out BindingFailedItem bindingFailedItem,
PropertyInfo[] props)
{
bindingFailedItem = null;
int freeIndex = 0;
string[] freeArray = command.FreeArgs.ToArray();
int freeCount = freeArray.Length;
int swCount = command.Switches.Count;
int argCount = command.Args.Count;
foreach (var prop in props)
{
var infos = prop.GetCustomAttributes(false);
if (infos.Length == 0)
{
continue;
}
foreach (var info in infos)
{
switch (info)
{
case ArgAttribute argAttr:
if (command.Switches.Contains(argAttr.Name))
{
if (argAttr.IsSwitch)
{
prop.SetValue(hostInstance, true);
swCount--;
}
}
else if (command.Args.ContainsKey(argAttr.Name))
{
if (!argAttr.IsSwitch)
{
if (TryParse(prop, command.Args[argAttr.Name], out var parsed))
{
//dynamic obj = TryParse(prop, cm.Args[argAttrib.Name]);
prop.SetValue(hostInstance, parsed);
argCount--;
}
else
{
bindingFailedItem = new BindingFailedItem
{
Parameter = "sdfg"
};
//SendMessage(
// routeMsg.ToSource($"参数有误...发送 \"/help {cm.Command}\" 了解如何使用。", cm));
return(false);
}
}
}
else if (argAttr.Default != null)
{
prop.SetValue(hostInstance, argAttr.Default); //不再转换，提升效率
}
break;
case FreeArgAttribute freeArgAttr:
{
if (freeIndex > freeCount - 1)
{
if (freeArgAttr.Default != null)
{
prop.SetValue(hostInstance, freeArgAttr.Default); //不再转换，提升效率
}
break;
}
if (TryParse(prop, freeArray[freeIndex], out var parsed))
{
prop.SetValue(hostInstance, parsed);
freeIndex++;
break;
}
else
{
//SendMessage(routeMsg.ToSource($"参数有误...发送 \"/help {cm.Command}\" 了解如何使用。",
// cm));
bindingFailedItem = new BindingFailedItem
{
Parameter = "sdfg"
};
return(false);
}
}
}
}
}
if (swCount <= 0 && argCount <= 0)
{
return(true);
}
bindingFailedItem = new BindingFailedItem
{
Parameter = "sdfg"
};
return(false);
}
public static bool TryInjectParameters(this IInjectableBackend backend, IArgument command, out BindingFailedItem bindingFailedItem)
{
PropertyInfo[] props;
if (backend.Parameters == null)
{
props = backend.GetType().GetProperties();
return(InnerInject(backend, command, out bindingFailedItem, props));
}
else
{
props = backend.Parameters.GetType().GetProperties();
return(InnerInject(backend.Parameters, command, out bindingFailedItem, props));
}
}