public static void AppendCustomerToLine()
/// function that accepts a reference of the super market line, and append a customer to the line if it meets the requirements.
/// if the customer join the line, a random shopping list is generated for him
/// <input>
/// by ValidatedID, ValidatedBodyHeat, IsMaskOn and ShouldBeIsolated methods on PersonHandler Class
/// </input>
/// <output>
/// outputs by the GetInLine outputs in SuperMarketQueue class
/// </output>
{
// start getting the information about the customer - ID, name, body heat, mask on, isolated
Console.WriteLine("Please provide the following information");
Console.Write("Enter customer`s full name: ");
string FullName = Console.ReadLine();
string cust_ID = PersonHandler.ValidatedID();
double bh = PersonHandler.ValidateBodyHeat();
bool mask = PersonHandler.IsMaskOn();
bool isolate = PersonHandler.ShouldBeIsolated();
Customer c = new Customer(FullName, cust_ID, bh, mask, isolate);
GetInLine(c);
if (mask && isolate == false && PersonHandler.IsSick(bh) == false)
{
CustomerHandler.GenerateRandomShoppingList(c);
}
}
public static void AddNewEmp()
/// A method to add new employee to the system
{
Console.Clear();
Console.WriteLine("Please provide the following information:");
string ID = PersonHandler.ValidatedID();
// check if ID already exists in the system
try
{
foreach (Employee emp in SupermarketDB.Instance.GetEmployees())
{
if (emp.ID == ID)
{
Console.WriteLine("ID is already used");
return;
}
}
}
catch { }
Console.Write("Enter employee`s name: ");
string emp_name = Console.ReadLine();
Employee New_Emp = new Employee(emp_name, ID);
Console.WriteLine($"New employee created! Good luck, {New_Emp.FullName}");
}
public static bool IsEmployeeAllowedToWork(Employee emp)
{
double bh = PersonHandler.ValidateBodyHeat();
bool mask = PersonHandler.IsMaskOn();
bool isolate = PersonHandler.ShouldBeIsolated();
return(mask && isolate == false && PersonHandler.IsSick(bh) == false);
}
public static void EmployeeShiftsHistory()
{
ShowEmployees();
string string_ID = PersonHandler.ValidatedID();
Employee emp = EmployeeHandler.GetEmployeeByID(string_ID);
if (emp is null)
{
return;
}
ShowEmployeeShifts(emp);
}
public static void ShowEmpDebt()
{
ShowEmployees();
string string_ID = PersonHandler.ValidatedID();
Employee emp = GetEmployeeByID(string_ID);
if (emp is null)
{
return;
}
double WorkHoursDebt = emp.Debt / 30.0;
Console.WriteLine($"{emp.FullName}, your debt is {emp.Debt}, which are {WorkHoursDebt} hours of work.");
}
/// <summary>
/// The method checks if the customer meet with the requirements - wearing a mask, shouldn`t be isolated and bodyheat under 38.0
/// If the customer meets with the requirements, it gets in the line.
/// If not, prints a message.
/// </summary>
public static void GetInLine(Customer c)
{
if (c.WearingMask == true && c.ShouldBeIsolated == false && PersonHandler.IsSick(c.BodyHeat) == false)
{
Console.WriteLine($"{c.FullName}. Your place in line is {SuperMarketQueue.Instance.GetCustQueue().Count}");
Console.WriteLine(); // to organize console for a better understanding
SuperMarketQueue.Instance.AddToQueue(c);
}
else
{
Console.WriteLine($"Sorry {c.FullName}, you do not meet with the requirements. you can`t get in line.");
Console.WriteLine(); // to organize console for a better understanding
}
}
public static void EmployeesShift()
/// A method to start / end employees shifts.
/// the method gets the ID as input from client, checks if the ID exists in the system
/// the method let the client choose between start & end the shift by input, and does in accordance to that
{
EmployeeHandler.ShowEmployees();
string string_ID = PersonHandler.ValidatedID();
Employee emp = EmployeeHandler.GetEmployeeByID(string_ID);
if (emp is null)
{
return;
}
StringBuilder sb = new StringBuilder();
sb.AppendLine($"What would you like to do, {emp.FullName}?");
sb.AppendLine("1 - Start a shift");
sb.AppendLine("2 - End a shift");
Console.WriteLine(sb.ToString());
int choice = 3; // default value for the choice (if client`s input is wrong, program will get into the loop and give him another try)
Console.Write("Your choice [1/2]: ");
string string_choice = Console.ReadLine(); // input for client`s choice
try { choice = int.Parse(string_choice); } // trying to parse client`s choice to int
catch { } // if client`s input is wrong, keeps choice as 3
switch (choice)
{
case 1:
EmployeeHandler.StartShift(emp);
break;
case 2:
EmployeeHandler.EndShift(emp);
break;
default:
Console.WriteLine("No such option");
EmployeesManagement();
break;
}
}
public static void CustomerDiscoveredSick()
{
Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); // Console view
Console.WriteLine("Warning! did you end your employees shifts?");
Console.WriteLine("Shift records only made after the employee ends his shift.");
Console.WriteLine("If there is no shift history, there will no corona alerts!");
Console.WriteLine("Press any key to continue");
Console.ReadLine();
Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); Console.WriteLine(); // Console view
string cust_id = PersonHandler.ValidatedID();
Customer c = CustomerHandler.GetCustomerByID(cust_id);
if (c is null)
{
Console.WriteLine("Customer not found");
return;
}
CashRegister CoronaCashRegister = null; // will contain the cash register the sick customer cheched out at
DateTime? CoronaTime = null; // The time of the visit
Employee IsolatedCashier = null;
IEnumerable <CashRegister> AllRegs_Temp = new List <CashRegister>(SupermarketDB.Instance.GetCashRegisters());
foreach (CashRegister cr in AllRegs_Temp)
// finds the cash register the sick customer checked out at, and the time of the checkout
{
if (cr.CustomerHistory.ContainsKey(c))
{
CoronaTime = cr.CustomerHistory[c];
CoronaCashRegister = cr;
}
}
if (CoronaCashRegister is null)
// if the client did not checkout at any cash register, no on should get into isolation
{
Console.WriteLine("At this point, there are no people who need to go into isolation.");
return;
}
if (CoronaCashRegister.CashierHistory is null)
// if there is no cashier history, we cannot check if the sick customer met anyone
{
Console.WriteLine("There is no cashier history! We cannot check whether employees/customers should go into isolation. ");
}
try
{
foreach (RegisterLog EmpUse in CoronaCashRegister.CashierHistory)
{
if (TimeBetween(CoronaTime, EmpUse.StartTime, EmpUse.EndTime))
{
IsolatedCashier = EmpUse.UsingEmployee;
Console.WriteLine($"{EmpUse.UsingEmployee.FullName}, you need to get into isolation right away!");
}
}
}
catch
{
Console.WriteLine("Client hasn`t checked out at any cash register");
}
bool IsIsolated = false;
foreach (CashRegister cr in AllRegs_Temp)
// for every use of the isolated cashier, the method checks which customers revealed to the cashier, and prints an isolation warning
{
foreach (RegisterLog EmpUse in cr.CashierHistory)
{
if (EmpUse.UsingEmployee == IsolatedCashier)
{
foreach (var CustVisit in cr.CustomerHistory)
{
if (TimeBetween((DateTime?)CustVisit.Value, EmpUse.StartTime, EmpUse.EndTime))
{
IsIsolated = true;
Console.WriteLine($"{CustVisit.Key.FullName}, you need to get into isolation right away!");
}
}
}
}
}
if (IsIsolated == false)
{
Console.WriteLine("At this point, there are no people who need to go into isolation.");
}
}
