public void updateAllFields()
{
//define a dataset object for all the different kinds of information this page will need
dsPurchaseRequest dsFinanceDetails;
dsVehicle dsVehicleInfo;
dsTradeIn dsTradeInInfo;
string tempPath = Server.MapPath("~/HTVDatabase1.mdb");
clsDataLayer dataLayerObj = new HTV.clsDataLayer(tempPath);
try
{
int tPRO = (int)Session["PurchaseRequest"];
dsFinanceDetails = dataLayerObj.findPurchaseRequest(tPRO);
//uses information from the Purchase Request to locate information about Vehicle and TradeIn - similar to a Table JOIN
dsVehicleInfo = dataLayerObj.findVehicle(dsFinanceDetails.PurchaseRequest[0].vehicleID);
dsTradeInInfo = dataLayerObj.findTradeIn(dsFinanceDetails.PurchaseRequest[0].tradeinID);
if (dsFinanceDetails.PurchaseRequest.Rows.Count > 0)
{
double customerOffer = 0, licenseFee = 0, taxes = 0, tradeInValue = 0, downPayment = 0, amountToFinance = 0;
try
{
//TO DO: Turn this process into a function in the business layer.
//This code calculates the total cost of a vehicle (ie. adds CustomerOffer, LicenseFee, and Taxes)
//TO DO: Include Add-Ons to the Total Cost
customerOffer = (double)dsFinanceDetails.PurchaseRequest[0].negotiatedPrice;
licenseFee = (double)dsVehicleInfo.Vehicle[0].Licensefee;
taxes = (double)dsVehicleInfo.Vehicle[0].taxes;
//Missing the cost of the add-ons
//TO DO: Calculate the Cost of the Add-Ons in the Business Layer
try { lblTotalCost.Text = (customerOffer + licenseFee + taxes).ToString("$#,##0.00"); }
catch (Exception error) { lblTotalCost.Text = ""; }
}
catch (Exception error) { Warnings.Text = "Unable to calculate Total Cost."; }
//Post Trade-In Information to the screen
try
{
tradeInValue = (double)dsTradeInInfo.TradeIn[0].amount;
try { lblTradeInValue.Text = tradeInValue.ToString("$#,##0.00"); }
catch (Exception error) { lblTradeInValue.Text = ""; }
}
catch (Exception error) { Warnings.Text = "Unable to calculate Trade-In Value."; }
//Post information about Finances to screen
try
{
downPayment = Double.Parse(dsFinanceDetails.PurchaseRequest[0].downPayment);
try { txtDownPayment.Text = string.Format("{0:C2}", dsFinanceDetails.PurchaseRequest[0].downPayment); }
catch (Exception error) { txtDownPayment.Text = ""; }
amountToFinance = (customerOffer + licenseFee + taxes) - tradeInValue - downPayment;
try { lblAmountToFinance.Text = amountToFinance.ToString("$#,##0.00"); }
catch (Exception error) { lblAmountToFinance.Text = ""; }
try { lblMonthlyPayment.Text = (myBusinessLayer.calculateMonthlyPayment(dsFinanceDetails.PurchaseRequest[0].ficoScore, amountToFinance, myBusinessLayer.convertLoanLengthToInt(dsFinanceDetails.PurchaseRequest[0].financeLength))); }
catch (Exception error) { lblMonthlyPayment.Text = ""; }
}
catch (Exception error) { Warnings.Text = "Unable to calculate Amount to Finance."; }
//post APR information to the screen
try { lblInterestRate.Text = myBusinessLayer.calculateAPR(dsFinanceDetails.PurchaseRequest[0].ficoScore); }
catch (Exception error) { lblInterestRate.Text = ""; }
//post FICO score to screen
try { txtFICO.Text = dsFinanceDetails.PurchaseRequest[0].ficoScore.ToString(); }
catch (Exception error) { txtFICO.Text = ""; }
//post the date the FICO scored was last updated to the screen
try { txtFICODate.Text = dsFinanceDetails.PurchaseRequest[0].ficoScoreDate.ToString(); }
catch (Exception error) { txtFICODate.Text = ""; }
//post the life-of-loan information to the screen
try { ddlFinanceLength.Text = dsFinanceDetails.PurchaseRequest[0].financeLength; }
catch (Exception error) { ddlFinanceLength.Text = "48-Months"; }
}
else
{
Warnings.Text = "Record Not Found.";
}
}
catch (Exception error)
{
string message = "Error = ";
Warnings.Text = message + error.Message;
}
}
public void updateAllFields()
{
//instantiate a dataset object for each database that will supply information
dsPurchaseRequest dsPROPurchaseRequest;
dsCustomer dsPROCustomer;
dsEmployee dsPROEmployee;
dsTradeIn dsPROTradeIn;
dsVehicle dsPROVehicle;
//create a general dataLayerObject that will serve to populate with datasets as needed
string tempPath = Server.MapPath("~/HTVDatabase1.mdb");
clsDataLayer dataLayerObj = new HTV.clsDataLayer(tempPath);
try
{
//populate the PurchaseRequest information. This will also help to link to other Tables using foreign keys
dsPROPurchaseRequest = dataLayerObj.findPurchaseRequest(Int32.Parse(ddlPurchaseRequestID.Text));
//only proceeds if there is data in the data set
if (dsPROPurchaseRequest.PurchaseRequest.Rows.Count > 0)
{
Session["PurchaseRequest"] = dsPROPurchaseRequest.PurchaseRequest[0].requestID;
lblPR.Text = ((int)Session["PurchaseRequest"]).ToString();
//Retreive Information about the Employee using a DataSet for the Employee information
try
{
dsPROEmployee = dataLayerObj.findEmployee(dsPROPurchaseRequest.PurchaseRequest[0].employeeID);
try { lblEmployee.Text = "ID: " + dsPROPurchaseRequest.PurchaseRequest[0].employeeID.ToString() + " - " + dsPROEmployee.Employee[0].lastName + ", " + dsPROEmployee.Employee[0].firstName; }
catch (Exception error) { lblEmployee.Text = ""; }
}
catch (Exception error) { lblEmployee.Text = "No Employee Assigned."; }
//Retreive Information about the Customer using a DataSet for the Customer Informaiton
try
{
dsPROCustomer = dataLayerObj.findCustomer(dsPROPurchaseRequest.PurchaseRequest[0].customerID);
try { lblCustomer.Text = "SSN: " + dsPROCustomer.Customer[0].socialSecurity + " - " + dsPROCustomer.Customer[0].lastName + ", " + dsPROCustomer.Customer[0].firstName; }
catch (Exception error) { lblCustomer.Text = ""; }
try { lblCustomer.Text = "SSN: " + dsPROCustomer.Customer[0].socialSecurity + " - " + dsPROCustomer.Customer[0].lastName + ", " + dsPROCustomer.Customer[0].firstName; }
catch (Exception error) { lblCustomer.Text = ""; }
}
catch (Exception error)
{
lblCustomer.Text = "No Customer Assigned.";
}
try { lblFICO.Text = "FICO: " + dsPROPurchaseRequest.PurchaseRequest[0].ficoScore.ToString(); }
catch (Exception error) { lblFICO.Text = ""; }
//Retrieve Information about the Vehicle using a DataSet for the Vehicle Database
try
{
dsPROVehicle = dataLayerObj.findVehicle(dsPROPurchaseRequest.PurchaseRequest[0].vehicleID);
try { lblVehicleID.Text = "Vehicle ID: " + dsPROPurchaseRequest.PurchaseRequest[0].vehicleID.ToString() + " - " + dsPROVehicle.Vehicle[0].vin; }
catch (Exception error) { lblVehicleID.Text = ""; }
try { lblMSRP.Text = string.Format("Vehicle MSRP: {0,000:C2}", dsPROVehicle.Vehicle[0].price); }
catch (Exception error) { lblMSRP.Text = ""; }
try { lblCustomerOffer.Text = "Customer's Offer: " + dsPROPurchaseRequest.PurchaseRequest[0].negotiatedPrice.ToString("$#,##0.00"); }
catch (Exception error) { lblCustomerOffer.Text = ""; }
try { lblVehicleLocation.Text = "Location: " + dsPROVehicle.Vehicle[0].VehicleLocation; }
catch (Exception error) { lblVehicleLocation.Text = ""; }
//This portion fills in the Financing Details of the Overview
try { lblDownPayment.Text = string.Format("Total Down Payment: ${0,000:C2}", dsPROPurchaseRequest.PurchaseRequest[0].downPayment); }
catch (Exception error) { lblDownPayment.Text = ""; }
try { lblCreditAmount.Text = "Remaining Financing Needed: $" + dsPROPurchaseRequest.PurchaseRequest[0].creditAmount.ToString("0,000.00"); }
catch (Exception error) { lblCreditAmount.Text = ""; }
try { lblAPR.Text = "Credit Rate Available: " + myBusinessLayer.calculateAPR(dsPROPurchaseRequest.PurchaseRequest[0].ficoScore); }
catch (Exception error) { lblDownPayment.Text = ""; }
try { lblFinanceLength.Text = dsPROPurchaseRequest.PurchaseRequest[0].financeLength; }
catch (Exception error) { lblFinanceLength.Text = ""; }
try { lblMonthlyEstimate.Text = "Estimated Monthly Payment: " + myBusinessLayer.calculateMonthlyPayment(dsPROPurchaseRequest.PurchaseRequest[0].ficoScore, myBusinessLayer.calculateAmountToFinance((int)Session["PurchaseRequest"]), myBusinessLayer.convertLoanLengthToInt(dsPROPurchaseRequest.PurchaseRequest[0].financeLength)); }
catch (Exception error) { lblMonthlyEstimate.Text = ""; }
}
catch (Exception error)
{
//clears all text fields if there is an error, otherwise previous data may stay on the page
lblVehicleID.Text = "No Vehicle Assigned";
lblVehicleLocation.Text = "";
lblDownPayment.Text = "";
lblCreditAmount.Text = "";
lblAPR.Text = "";
lblFinanceLength.Text = "";
lblMonthlyEstimate.Text = "";
}
//TO DO: This section is left to do. This will describe the Add-Ons for the Vehicle.
try { lblAddOns.Text = dsPROPurchaseRequest.PurchaseRequest[0].requestID.ToString() + " Unfinished Code."; }
catch (Exception error) { lblAddOns.Text = ""; }
try { lblAddOnsCost.Text = dsPROPurchaseRequest.PurchaseRequest[0].requestID.ToString() + " Unfinished Code."; }
catch (Exception error) { lblAddOnsCost.Text = ""; }
//Retreive Information about the Trade In using a DataSet for the Trade In information
try
{
dsPROTradeIn = dataLayerObj.findTradeIn(dsPROPurchaseRequest.PurchaseRequest[0].tradeinID);
try { lblTradeInID.Text = "ID: " + dsPROPurchaseRequest.PurchaseRequest[0].tradeinID.ToString() + " - " + dsPROTradeIn.TradeIn[0].make + " / " + dsPROTradeIn.TradeIn[0].model + " / " + dsPROTradeIn.TradeIn[0].year; }
catch (Exception error) { lblTradeInID.Text = ""; }
try { lblTradeInTitle.Text = "Title is Clear. " + dsPROTradeIn.TradeIn[0].titleClear; }
catch (Exception error) { lblTradeInTitle.Text = ""; }
try { lblTradeInValue.Text = string.Format("Trade-In Value: {0:C2}", dsPROTradeIn.TradeIn[0].amount); }
catch (Exception error) { lblTradeInValue.Text = ""; }
//Retrieve the Mechanic's Name by using a DataSet that retrieves Employee Information using TradeIn Table FK
dsPROEmployee = dataLayerObj.findEmployee(dsPROTradeIn.TradeIn[0].inspectedID);
try { lblMechanicApproval.Text = "Approved By: ID " + dsPROTradeIn.TradeIn[0].inspectedID + " - " + dsPROEmployee.Employee[0].lastName + ", " + dsPROEmployee.Employee[0].firstName; }
catch (Exception error) { lblMechanicApproval.Text = ""; }
}
catch (Exception error)
{
lblTradeInID.Text = "No Trade-In Assigned.";
lblTradeInTitle.Text = "";
lblTradeInValue.Text = "";
lblMechanicApproval.Text = "No Trade-In to inspect.";
}
//Retrieve the Manager's Name by using a DataSet that retrieves Employee Information using the ManagerApproval Employee ID Number
try
{
dsPROEmployee = dataLayerObj.findEmployee(dsPROPurchaseRequest.PurchaseRequest[0].managerApproval);
try { lblManagerApproval.Text = dsPROPurchaseRequest.PurchaseRequest[0].approvalstatus + " by " + dsPROEmployee.Employee[0].lastName + ", " + dsPROEmployee.Employee[0].firstName; }
catch (Exception error) { lblManagerApproval.Text = "Unable to retrieve Manager Approval information."; }
try { lblDisapprovedDescription.Text = dsPROPurchaseRequest.PurchaseRequest[0].disapprovedDescription; }
catch (Exception error) { lblDisapprovedDescription.Text = ""; }
}
catch (Exception error)
{
lblManagerApproval.Text = "Pending Manager Approval.";
lblDisapprovedDescription.Text = "";
}
//posts information to the Purchase Request Date field
try { lblPurchaseRequestDate.Text = dsPROPurchaseRequest.PurchaseRequest[0].requestCreationDate.ToString(); }
catch (Exception error) { lblPurchaseRequestDate.Text = ""; }
}
else
{
Warnings.Text = "Error Switching Purchase Requests.";
}
}
catch (Exception error)
{
string message = "Error = ";
Warnings.Text = message + error.Message;
}
}
