public Contract(User user, TypeOffTariffPlan typeOffTariffPlan)
{
ChangeTarifDate = DateTime.Now;
User = user;
Number = random.GetRandom(7000000, 7999999);
Tariff = new Tariff(typeOffTariffPlan);
}
public bool ChangeTariff(TypeOffTariffPlan typeOffTariffPlan)
{
if (DateTime.Now.AddMonths(-1) >= ChangeTarifDate)
{
ChangeTarifDate = DateTime.Now;
Tariff = new Tariff(typeOffTariffPlan);
Console.WriteLine("Tariff changed!");
return(true);
}
else
{
Console.WriteLine("You can hange tariff once in month!");
return(false);
}
}
public Tariff(TypeOffTariffPlan type)
{
TypeOffTariffPlan = type;
switch (TypeOffTariffPlan)
{
case TypeOffTariffPlan.SmartMini:
{
CostOfMonth = 10m;
CostOfCallPerMinute = 3m;
break;
}
case TypeOffTariffPlan.Smart:
{
CostOfMonth = 20m;
CostOfCallPerMinute = 2m;
break;
}
case TypeOffTariffPlan.SmartUnlim:
{
CostOfMonth = 30m;
CostOfCallPerMinute = 1m;
break;
}
case TypeOffTariffPlan.Business:
{
CostOfMonth = 90m;
CostOfCallPerMinute = 1m;
break;
}
default:
{
CostOfMonth = 0m;
CostOfCallPerMinute = 0m;
break;
}
}
}
public IContract RegisterContract(User user, TypeOffTariffPlan type)
{
var contract = new Contract(user, type);
return(contract);
}
