public int RegisterPermit(Permit permit)
{
//Register a new vehicle (create a new permit)
int id = 0;
try {
//Apply simple business rules
Permit p = ValidatePermitNumber(permit.Number);
if (p != null)
{
throw new ApplicationException("There is an existing permit in the system for permit # " + permit.Number + ".");
}
p = ValidateVehicle(permit.Vehicle.IssueState, permit.Vehicle.PlateNumber);
if (p != null)
{
throw new ApplicationException("There is an active permit in the system with license plate " + permit.Vehicle.IssueState + " " + permit.Vehicle.PlateNumber + ".");
}
//Execute the business transcation
using (TransactionScope scope = new TransactionScope()) {
//Creaet the vehicle, then the permit
permit.VehicleID = new PermitGateway().CreateVehicle(permit.Vehicle);
id = new PermitGateway().CreatePermit(permit);
//Commit the transaction
scope.Complete();
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(id);
}
public DataSet FindPermitsByVehicle(string year, string make, string model, string color)
{
//Find a permit; can return more than one object??
DataSet permits = null;
try {
permits = new PermitGateway().FindPermitsByVehicle(year, make, model, color);
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permits);
}
public DataSet FindPermitsByPlate(string issueState, string plateNumber)
{
//Find a permit; can return more than one object??
DataSet permits = null;
try {
permits = new PermitGateway().FindPermitsByPlate(issueState, plateNumber);
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permits);
}
public bool ChangeVehicle(Vehicle vehicle)
{
//Change license plate or veicle or contact
bool changed = false;
try {
changed = new PermitGateway().UpdateVehicle(vehicle);
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(changed);
}
public bool RevokePermit(Permit permit)
{
//Revoke a permit: change the permit to inactive
bool revoked = false;
try {
revoked = new PermitGateway().UpdatePermit(permit);
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(revoked);
}
public Permit ReadPermit(int id)
{
//Read an existing permit
Permit permit = null;
try {
DataSet ds = new PermitGateway().ReadPermit(id);
if (ds != null && ds.Tables["PermitTable"] != null && ds.Tables["PermitTable"].Rows.Count > 0)
{
permit = new Permit(ds.Tables["PermitTable"].Rows[0]);
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permit);
}
public DataSet ViewPermits()
{
//
DataSet permits = new DataSet();
try {
DataSet ds = new PermitGateway().ViewPermits();
if (ds != null)
{
permits.Merge(ds);
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permits);
}
public Permit ValidatePermitNumber(string number)
{
//Validate the specified number does not exist in the system
//Return the permit if it does
Permit permit = null;
try {
DataSet ds = new PermitGateway().ReadPermit(number);
if (ds != null && ds.Tables["PermitTable"] != null && ds.Tables["PermitTable"].Rows.Count > 0)
{
permit = new Permit(ds.Tables["PermitTable"].Rows[0]);
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permit);
}
public Permit ValidateVehicle(string issueState, string plateNumber)
{
//Validate the specified vehicle does not exist in the system with an "active" permit
//Return the active permit if it does
Permit permit = null;
try {
DataSet ds = new PermitGateway().ReadPermit(issueState, plateNumber);
if (ds != null && ds.Tables["PermitTable"] != null && ds.Tables["PermitTable"].Rows.Count > 0)
{
DataSet dss = new DataSet();
dss.Merge(ds.Tables["PermitTable"].Select("Inactivated is null"));
if (dss.Tables["PermitTable"] != null && dss.Tables["PermitTable"].Rows.Count > 0)
{
permit = new Permit(dss.Tables["PermitTable"].Rows[0]);
}
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(permit);
}
public int ReplacePermit(Permit permit, string newNumber)
{
//Replace a lost/stolen/damaged permit
int id = 0;
try {
//Apply simple business rules
Permit p = ValidatePermitNumber(newNumber);
if (p != null)
{
throw new ApplicationException("There is an existing permit in the system for permit # " + newNumber + ".");
}
//Execute the business transcation
using (TransactionScope scope = new TransactionScope()) {
//Inactivate the current one and create a new one
//Current permit should have Inactivated, InactivatedBy, and InactivatedReason set
bool inactivated = new PermitGateway().UpdatePermit(permit);
if (inactivated)
{
//Overwrite the permit number on the current permit and create a new one
permit.ID = 0;
permit.Number = newNumber;
permit.Activated = permit.Updated;
permit.ActivatedBy = permit.UpdatedBy;
permit.Inactivated = DateTime.MinValue;
permit.InactivatedBy = "";
permit.InactivatedReason = "";
id = new PermitGateway().CreatePermit(permit);
}
//Commit the transaction
scope.Complete();
}
}
catch (Exception ex) { throw new FaultException <HRFault>(new HRFault(ex.Message), "Service Error"); }
return(id);
}
