// Calculate how many units are needed to achive 10%
public void Achive10Percent(Values cv)
{
// Create local variable which will be used to convert negative number into posotive for the formula
double ConvertToPosotive = -1;
// Formula for calculating minimum units.
MinimumUnitToBeSold = (cv.overhead / ((((0.1 * cv.Price) - cv.Price) * ConvertToPosotive) - cv.material) + 1);
}
// // Create public method that takes in user input and overrides the values in the Values.cs class for Material costs
public void ChangeMaterial(Values cv)
{
// Display current results to screen
Console.WriteLine("Current Materials Cost is: £{0:0.00}", cv.material);
// Prompt user to enter new value
Console.Write("\nEnter New Value £(00.00): ");
VALIDMATERIAL: // Create starting point VALIDMATERIAL
PresenceCheck();
// Reject any no numeric input
if (!regex.IsMatch(invalid))
{
Console.Beep();
MessageBox.Show("This is not a valid entry", "Input Format Error");
goto VALIDMATERIAL;
}
// Take user sting input and convert to double
cv.material = double.Parse(invalid);
// Check Constraint | Reject number less than 0
if (cv.material < 0)
{
// Alert user of error
Console.Beep();
//Display error message
MessageBox.Show("a Value less than 0 cannot be entered!");
// goto starting point VALID MATERIAL
goto VALIDMATERIAL;
}
Console.Clear();
}
// Create public method that takes in user input and overrides the values in the Values.cs class for Max Prod.
public void ChangeMaxProd(Values cv)
{
// Display current value maxprod is set to.
Console.WriteLine("Current Max Product Value is: {0}", cv.maxprod);
// Prompt user to enter a value
Console.Write("\nEnter New Value (UNITS): ");
VALIDMAX: // Create a starting point called VALIDMAX
PresenceCheck();
// Reject any no numeric input
if (!regex.IsMatch(invalid))
{
Console.Beep();
MessageBox.Show("This is not a valid entry", "Input Format Error");
goto VALIDMAX;
}
// pass the string value as a double.
cv.maxprod = double.Parse(invalid);
// Initiate a check constraint to check if the number entered is more than 0
if (cv.maxprod < 0)
{
// Beep to alert user of error
Console.Beep();
// Use GUI function to Display a pop out box showing error
MessageBox.Show("a Value less than 0 cannot be entered!");
// Go to starting point VALIDMAX
goto VALIDMAX;
}
Console.Clear();
}
// Calculate Profit in £'s
public void GrossProfit(Values cv)
{
cv.GrossProfit = cv.Price - cv.cost;
}
// CALCULATION METHODS
// ==============================================================================
// Calculate Production costs
public void GetProductionCost(Values cv)
{
cv.cost = (cv.material + (cv.overhead / cv.sold));
}
// Calculate Profit Percentage
public void GetProfitPercentage(Values cv)
{
cv.profit = ((cv.Price - cv.cost) / cv.Price);
}
// Calculate Profit
// ========================================================================
public void ForecastProfit(Values cv)
{
// Prompt user to enter number of widgits and display the max limit of what the can enter.
// Convert string input into a double.
Console.WriteLine("Please enter the number of wigits sold (MIN: 0 | MAX: {0}): ", cv.maxprod);
TOP: // Create starting point TOP
PresenceCheck();
// Reject any no numeric input
if (!regex.IsMatch(invalid))
{
Console.Beep();
MessageBox.Show("This is not a valid entry", "Input Format Error");
goto TOP;
}
cv.sold = double.Parse(invalid);
// CHECK CONSTRAINT | Return error message for any value that is entered outside the range.
if (cv.sold < 0 || cv.sold > cv.maxprod)
{
// Display Error message
//Console.WriteLine("\nPlease Enter A Number Within The Range Of: 0 - {0}\n", cv.maxprod);
string Error = "Range Error:";
Console.Beep();
MessageBox.Show("Please Enter A Number Within The Range Of: 0 - " + cv.maxprod.ToString(), Error);
// goto Starting point
goto TOP;
}
// execute all calculation methods
GetProductionCost(cv);
GetProfitPercentage(cv);
GrossProfit(cv);
Achive10Percent(cv);
//Prompt user to continue
Console.WriteLine("\n\n\nPress ANY key to view results . . .");
Console.ReadLine();
Console.Clear();
// Display results
DisplayResultsTable(cv);
}
public void DrawDetailedTable(Values cv)
{
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine("| |");
Console.WriteLine("| D E T A I L E D F O R E C A S T R E P O R T |");
Console.WriteLine("| |");
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine("| Units | Cost (£) | Profit (%) | Gross Profit (£) |");
Console.WriteLine("====================================================================");
if (MinimumUnitToBeSold > 0)
{
for (int i = 0; i < cv.maxprod + 1; i += 100)
{
cv.sold = i;
GetProductionCost(cv);
GetProfitPercentage(cv);
GrossProfit(cv);
Achive10Percent(cv);
if (i > MinimumUnitToBeSold)
{
Console.WriteLine(String.Format("| {0, -9}| {1, 8} | {2, 10} | {3, 12} |", i, String.Format("{0:0.00}", cv.cost), String.Format("{0:0.00}", cv.profit * 100), String.Format("{0:0.00}", cv.GrossProfit)));
}
}
}
else
{
Console.WriteLine("There is no potential Profit to be made.");
}
Console.WriteLine("====================================================================");
// Pause
HoldScreen();
}
// DRAW TABLE CONTAINING ALL REQUIRED RESULTS
// ==========================================
public void DisplayResultsTable(Values cv)
{
// Creat local double variables
double targetProfit = 0.1;
double SoldInMultiplesOf100 = cv.sold / 100;
// CHECK CONSTRAINT | Display results only if profit made was above 10%
// Else display error message
if (cv.profit > targetProfit)
{
// Display todays Date
DateTime today = DateTime.UtcNow.Date;
// Draw Table and enter appropriate values
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine("| |");
Console.WriteLine("| P R O F I T F O R E C A S T C A L C U L A T E D |");
Console.WriteLine("| |");
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine("|Date |Sold (1 x 100)| Price(£) | Cost(£) | Gross Profit(£) |");
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine(String.Format("|{0,-5} | {1,-12} | {2,8} | {3,7} | {4,16} |", today.ToString("dd/MM/yyyy"), SoldInMultiplesOf100, String.Format("{0:0.00}", cv.Price), String.Format("{0:0.00}", cv.cost), String.Format("{0:0.00}", cv.GrossProfit)));
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine("| Pofit Percentage (%) |");
Console.WriteLine("--------------------------------------------------------------------");
Console.WriteLine(String.Format("|{0,37} \t\t |", cv.profit.ToString("#0.##%")));
Console.WriteLine("--------------------------------------------------------------------");
}
else
{
// Display Error Message
Console.WriteLine("Target Profit of 10% Was not met");
}
// Pause
HoldScreen();
}
// Create public method that takes in user input and overrides the values in the Values.cs class for selling price.
public void ChangePrice(Values cv)
{
// Display current overhead value
Console.WriteLine("Current Selling Price is: £{0:0.00}", cv.Price);
// Prompt user to enter a value
Console.Write("\nEnter New Value £(00.00): ");
VALIDPRICE: // Create starting point VALIDPRICE
PresenceCheck();
// Reject any no numeric input
if (!regex.IsMatch(invalid))
{
Console.Beep();
MessageBox.Show("This is not a valid entry", "Input Format Error");
goto VALIDPRICE;
}
// Take user string input and convert to double
cv.Price = double.Parse(invalid);
// Check Constraint | Reject value less than 0
if (cv.Price < 0)
{
// Beep to alert user of error
Console.Beep();
// Display error message
MessageBox.Show("a Value less than 0 cannot be entered!");
// got to starting point VALIDPRICE
goto VALIDPRICE;
}
Console.Clear();
}
// Create public method that takes in user input and overrides the values in the Values.cs class for Overheads.
public void ChangeOverhead(Values cv)
{
// Display current value maxprod is set to.
Console.WriteLine("Current Overheads Value is: £{0:0.00}", cv.overhead);
// Prompt user to enter value
Console.Write("\nEnter New Value £(00.00): ");
VALIDOVER: // Create starting point
PresenceCheck();
// Reject any no numeric input
if (!regex.IsMatch(invalid))
{
Console.Beep();
MessageBox.Show("This is not a valid entry", "Input Format Error");
goto VALIDOVER;
}
// Take user string input and convert to double
cv.overhead = double.Parse(invalid);
// Check Constraint | Value should not be less than 0
if (cv.overhead < 0)
{
// Alert User of error
Console.Beep();
// Display error message using GUI
MessageBox.Show("a Value less than 0 cannot be entered!");
// Goto starting point VALIDOVER to reask user to enter a value
goto VALIDOVER;
}
Console.Clear();
}