public static Request BuildRequest(string inputString)
{
string[] commandDataSeperate = inputString.Split(',');
string command;
string data;
if (commandDataSeperate.Length < 2)
{
return(null);
}
command = commandDataSeperate[0];
data = commandDataSeperate[1];
if (String.IsNullOrWhiteSpace(command) || String.IsNullOrWhiteSpace(command))
{
return(null);
}
Request returnRequest = new Request();
ResultSet resultSet = new ResultSet();
QueryDetails queryDetails = null;
Row[] rowsToOperateOn = null;
switch (command)
{
// 1-10
case "s":
{
string[] startEndSplit = data.Split('-');
UInt64 startRange = 0;
UInt64 endRange = 0;
if ((startEndSplit.Length < 2) || String.IsNullOrWhiteSpace(startEndSplit[0]) || String.IsNullOrWhiteSpace(startEndSplit[1]))
{
return(null);
}
try
{
startRange = UInt64.Parse(startEndSplit[0]);
endRange = UInt64.Parse(startEndSplit[1]);
}
catch (Exception)
{
return(null);
}
if (startRange > endRange)
{
return(null);
}
rowsToOperateOn = new Row[(endRange - startRange) + 1];
for (UInt64 i = 0; i < (UInt64)rowsToOperateOn.Length; ++i)
{
rowsToOperateOn[i] = new Row(i + startRange);
}
queryDetails = new QueryDetails(RequestType.Read, rowsToOperateOn);
break;
}
// 10
case "r":
{
UInt64 amountOfRandomData;
try
{
amountOfRandomData = UInt64.Parse(data);
}
catch (Exception)
{
return(null);
}
rowsToOperateOn = new Row[amountOfRandomData];
queryDetails = new QueryDetails(RequestType.Random, rowsToOperateOn);
break;
}
// 42:data
case "u":
{
string[] rowIdUpdateSplit = data.Split(':');
UInt64 rowId;
string updatedData = "";
if ((rowIdUpdateSplit.Length < 2) || String.IsNullOrWhiteSpace(rowIdUpdateSplit[0]))
{
return(null);
}
updatedData = rowIdUpdateSplit[1];
// Get the rowID
try
{
rowId = UInt64.Parse(rowIdUpdateSplit[0]);
}
catch (Exception)
{
return(null);
}
rowsToOperateOn = new Row[]
{
new Row(rowId, updatedData),
};
queryDetails = new QueryDetails(RequestType.Update, rowsToOperateOn);
break;
}
// 42
case "d":
{
UInt64 recordToRemove;
try
{
recordToRemove = UInt64.Parse(data);
}
catch (Exception)
{
return(null);
}
rowsToOperateOn = new Row[]
{
new Row(recordToRemove),
};
queryDetails = new QueryDetails(RequestType.Delete, rowsToOperateOn);
break;
}
// data
case "c":
{
rowsToOperateOn = new Row[]
{
new Row(0, data),
};
queryDetails = new QueryDetails(RequestType.Write, rowsToOperateOn);
break;
}
default:
{
return(null);
}
}
returnRequest.SetQuery(queryDetails);
returnRequest.SetResultSet(resultSet);
return(returnRequest);
}
// -- Setup
public void SetQuery(QueryDetails queryDetails)
{
_queryDetails = queryDetails;
}