function ServerFormater(){

}

ServerFormater.prototype.ConvertBoolean = ServerFormater_ConvertBoolean;

ServerFormater.prototype.ConvertCompletionStatus = ServerFormater_ConvertCompletionStatus;
ServerFormater.prototype.ConvertCredit = ServerFormater_ConvertCredit;
ServerFormater.prototype.ConvertEntry = ServerFormater_ConvertEntry;
ServerFormater.prototype.ConvertExit = ServerFormater_ConvertExit;
ServerFormater.prototype.ConvertMode = ServerFormater_ConvertMode;
ServerFormater.prototype.ConvertSuccessStatus = ServerFormater_ConvertSuccessStatus;
ServerFormater.prototype.ConvertInteractionType = ServerFormater_ConvertInteractionType;
ServerFormater.prototype.ConvertInteractionResult = ServerFormater_ConvertInteractionResult;
ServerFormater.prototype.GetNumericInteractionResultId = ServerFormater_GetNumericInteractionResultId;

ServerFormater.prototype.ConvertTimeSpan = ServerFormater_ConvertTimeSpan;
ServerFormater.prototype.ConvertTime = ServerFormater_ConvertTime;

ServerFormater.prototype.TrimToLength = ServerFormater_TrimToLength;

function ServerFormater_ConvertBoolean(value){
	if (value === true){
		return "1";
	}
	else if (value === false){
		return "0";
	}
	else{
		Debug.AssertError("Value is not a boolean");
	}
}


function ServerFormater_ConvertCompletionStatus(value){

	var returnValue = null;
	
	switch (value){
		
		case (SCORM_STATUS_UNKNOWN):
			returnValue = 1;
		break;
		
		case (SCORM_STATUS_COMPLETED):
			returnValue = 2;
		break;
		
		case (SCORM_STATUS_INCOMPLETE):
			returnValue = 3;
		break;
		
		case (SCORM_STATUS_BROWSED):
			returnValue = 4;
		break;
		
		case (SCORM_STATUS_NOT_ATTEMPTED):
			returnValue = 5;
		break;
		default:
			Debug.AssertError("Unrecognized Completion Status Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertCredit(value){
	
	var returnValue = null;
	
	switch (value){
		
		case (SCORM_CREDIT):
			returnValue = 1;
		break;
		
		case (SCORM_CREDIT_NO):
			returnValue = 2;
		break;
		
		default:
			Debug.AssertError("Unrecognized Credit Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertEntry(value){

	var returnValue = null;
	
	switch (value){
		
		case (SCORM_ENTRY_AB_INITO):
			returnValue = 1;
		break;
		
		case (SCORM_ENTRY_RESUME):
			returnValue = 2;
		break;
		
		case (SCORM_ENTRY_NORMAL):
			returnValue = 3;
		break;
		
		default:
			Debug.AssertError("Unrecognized Entry Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertExit(value){
	
	var returnValue = null;
	
	switch (value){
		
		case (SCORM_EXIT_TIME_OUT):
			returnValue = 1;
		break;
		
		case (SCORM_EXIT_SUSPEND):
			returnValue = 2;
		break;
		
		case (SCORM_EXIT_LOGOUT):
			returnValue = 3;
		break;
		
		case (SCORM_EXIT_NORMAL):
			returnValue = 4;
		break;
		
		case (SCORM_EXIT_UNKNOWN):
			returnValue = 5;
		break;
		
		default:
			Debug.AssertError("Unrecognized Exit Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertMode(value){

	var returnValue = null;
	
	switch (value){
		
		case (SCORM_MODE_NORMAL):
			returnValue = 1;
		break;
		
		case (SCORM_MODE_BROWSE):
			returnValue = 2;
		break;
		
		case (SCORM_MODE_REVIEW):
			returnValue = 3;
		break;
		
		default:
			Debug.AssertError("Unrecognized Mode Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertSuccessStatus(value){

	var returnValue = null;
	
	switch (value){
		
		case (SCORM_STATUS_UNKNOWN):
			returnValue = 1;
		break;
		
		case (SCORM_STATUS_PASSED):
			returnValue = 2;
		break;
		
		case (SCORM_STATUS_FAILED):
			returnValue = 3;
		break;
		
		default:
			Debug.AssertError("Unrecognized Success Status Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertInteractionType(value){

	var returnValue = null;
	
	switch (value){
		
		case (SCORM_TRUE_FALSE):
			returnValue = 1;
		break;
		
		case (SCORM_CHOICE):
			returnValue = 2;
		break;
		
		case (SCORM_FILL_IN):
			returnValue = 3;
		break;
		
		case (SCORM_MATCHING):
			returnValue = 6;
		break;
		
		case (SCORM_PERFORMANCE):
			returnValue = 7;
		break;
		
		case (SCORM_SEQUENCING):
			returnValue = 8;
		break;
		
		case (SCORM_LIKERT):
			returnValue = 5;
		break;
		
		case (SCORM_NUMERIC):
			returnValue = 9;
		break;
		
		case (SCORM_LONG_FILL_IN):
			returnValue = 4;
		break;
		
		case (SCORM_OTHER):
			returnValue = 10;
		break;
		
		default:
			Debug.AssertError("Unrecognized Interaction Type Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_ConvertInteractionResult(value){
	
	//note: the xml creation takes care of the Real type
	
	var returnValue = null;
	
	switch (value){
		
		case (SCORM_CORRECT):
			returnValue = 1;
		break;
		
		case (SCORM_UNANTICIPATED):
			returnValue = 3;
		break;
		
		case (SCORM_INCORRECT):
			returnValue = 2;
		break;
		
		case (SCORM_NEUTRAL):
			returnValue = 4;
		break;
		
		default:
			Debug.AssertError("Unrecognized Interaction Result Value");
			returnValue = -1;
		break;
	}
	
	return returnValue;
}

function ServerFormater_GetNumericInteractionResultId(){
	return 5;
}

function ServerFormater_ConvertTimeSpan(value){
	return ConvertIso8601TimeSpanToHundredths(value);
}

function ServerFormater_ConvertTime(value){
	return ConvertIso8601TimeToUtcAnsiSql(value);
}

function ServerFormater_TrimToLength(str, len){

	if (str !== null && str.length > len){
		str = str.substr(0, len);
	}
	
	return str;
}