public int Create(out ModifyDataResultEnum operationResult, string value = "")
{
var newId = Resources.Keys.Count > 0 ? Resources.Keys.Max() + 1 : 1;
operationResult = Create(newId, value);
return(newId);
}
public virtual string GetSubstring(T id, int start, int length, out ModifyDataResultEnum operationResult)
{
if (resources.ContainsKey(id))
{
var item = resources[id];
if (item == null)
{
operationResult = ModifyDataResultEnum.ErrStringNull;
return(null);
}
if (start + length > item.Length)
{
operationResult = ModifyDataResultEnum.ErrIndexOutside;
return(null);
}
operationResult = ModifyDataResultEnum.Success;
return(item.Substring(start, length));
}
else
{
operationResult = ModifyDataResultEnum.ErrNotFound;
}
return(null);
}
public virtual string GetById(T id, out ModifyDataResultEnum operationResult)
{
if (resources.ContainsKey(id))
{
operationResult = ModifyDataResultEnum.Success;
return(resources[id]);
}
else
{
operationResult = ModifyDataResultEnum.ErrNotFound;
return(null);
}
}
public virtual string UpdateRemoveSubstr(T id, int index, int length, out ModifyDataResultEnum operationResult)
{
if (!resources.ContainsKey(id))
{
operationResult = ModifyDataResultEnum.ErrNotFound;
return(null);
}
var item = resources[id];
if (index < 0 || index + length > item.Length)
{
operationResult = ModifyDataResultEnum.ErrIndexOutside;
return(null);
}
var resultVal = item.Remove(index, length);
resources[id] = resultVal;
setLastChange(id, resultVal, nameof(UpdateRemoveSubstr));
operationResult = ModifyDataResultEnum.Success;
return(resultVal);
}
public ModifyDataBadRequestResult(ModifyDataResultEnum operationResult)
{
this.operationResult = operationResult;
resultText = Enum.GetName(typeof(ModifyDataResultEnum), operationResult);
}
public virtual string UpdateReplaceSubstr(T id, string oldVal, string newVal, out ModifyDataResultEnum operationResult)
{
if (!resources.ContainsKey(id))
{
operationResult = ModifyDataResultEnum.ErrNotFound;
return(null);
}
var item = resources[id];
var resultVal = item.Replace(oldVal, newVal);
resources[id] = resultVal;
setLastChange(id, resultVal, nameof(UpdateReplaceSubstr));
operationResult = ModifyDataResultEnum.Success;
return(resultVal);
}
public virtual string UpdateInsertSubstr(T id, string value, UpdateResourceCommandTypeEnum updateType, out ModifyDataResultEnum operationResult, int index = -1)
{
if (!resources.ContainsKey(id))
{
operationResult = ModifyDataResultEnum.ErrNotFound;
return(null);
}
var item = resources[id];
if (item == null)
{
operationResult = ModifyDataResultEnum.ErrStringNull;
return(null);
}
string resultVal;
switch (updateType)
{
case UpdateResourceCommandTypeEnum.InsertAtStart:
resultVal = item.Insert(0, value);
break;
case UpdateResourceCommandTypeEnum.InsertAtEnd:
resultVal = string.Concat(item, value);
break;
case UpdateResourceCommandTypeEnum.InsertAtIndex:
if (index < 0 || index >= item.Length)
{
operationResult = ModifyDataResultEnum.ErrIndexOutside;
return(null);
}
resultVal = item.Insert(index, value);
break;
default:
operationResult = ModifyDataResultEnum.ErrWrongParams;
return(null);
}
resources[id] = resultVal;
setLastChange(id, resultVal, string.Concat(nameof(UpdateInsertSubstr), " ", Enum.GetName(typeof(UpdateResourceCommandTypeEnum), updateType)));
operationResult = ModifyDataResultEnum.Success;
return(resultVal);
}
public static bool IsResultError(ModifyDataResultEnum result)
{
return((int)result < 1);
}
