Esempio n. 1
0
        static void Main(string[] args)
        {
            List <NormalVatNumber> normals = new List <NormalVatNumber>
            {
                new NormalVatNumber
                {
                    Code  = "123",
                    Bills = new List <decimal> {
                        1000, 700, 300
                    },
                    Expenses = new List <decimal> {
                        400, 500, 100
                    },
                },
                new NormalVatNumber
                {
                    Code     = "124",
                    Bills    = new List <decimal>(),
                    Expenses = new List <decimal> {
                        100, 50
                    },
                },
            };

            List <SimpleVatNumber> simples = new List <SimpleVatNumber>
            {
                new SimpleVatNumber
                {
                    Code  = "125",
                    Bills = new List <decimal> {
                    },
                },
                new SimpleVatNumber
                {
                    Code  = "126",
                    Bills = new List <decimal> {
                        500
                    },
                },
                new SimpleVatNumber
                {
                    Code  = "127",
                    Bills = new List <decimal> {
                        100, 100, 100, 200, 500, 200
                    },
                },
            };

            Console.WriteLine("*** VAT Numbers Management System ***");

            while (true)
            {
                Console.WriteLine();
                Console.WriteLine("Available options:");
                Console.WriteLine("Add a bill to a VAT number (1)");
                Console.WriteLine("Add an expense to a VAT number (2)");
                Console.WriteLine("Show data about a VAT number (3)");
                Console.WriteLine("List all the VAT numbers (4)");
                Console.Write("What do you want to do? ");

                // READ A VALID OPTION
                string option;
                while (true)
                {
                    option = Console.ReadLine();
                    if (option == "1" || option == "2" || option == "3" || option == "4")
                    {
                        break;
                    }
                    Console.Write("The entered value is not valid. Re-enter: ");
                }

                switch (option)
                {
                case "1":
                {
                    Console.Write("Enter a VAT number: ");
                    string inputCode = Console.ReadLine();

                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == inputCode)
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        Console.Write("Enter the value of the bill: ");
                        decimal newBill;
                        while (true)
                        {
                            if (decimal.TryParse(Console.ReadLine(), out newBill))
                            {
                                break;
                            }
                            Console.Write("Invalid value. Re-enter: ");
                        }
                        selectedNormal.Bills.Add(newBill);
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == inputCode)
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            Console.Write("Enter the value of the bill: ");
                            decimal newBill;
                            while (true)
                            {
                                if (decimal.TryParse(Console.ReadLine(), out newBill))
                                {
                                    break;
                                }
                                Console.Write("Invalid value. Re-enter: ");
                            }
                            selectedSimple.Bills.Add(newBill);
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }

                    break;
                }

                case "2":
                {
                    Console.Write("Enter a VAT number: ");
                    string inputCode = Console.ReadLine();

                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == inputCode)
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        Console.Write("Enter the value of the expense: ");
                        decimal newExpense;
                        while (true)
                        {
                            if (decimal.TryParse(Console.ReadLine(), out newExpense))
                            {
                                break;
                            }
                            Console.Write("Invalid value. Re-enter: ");
                        }
                        selectedNormal.Expenses.Add(newExpense);
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == inputCode)
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            Console.WriteLine("The selected VAT number is of type 'simple' and does not allow expenses");
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }
                    break;
                }

                case "3":
                {
                    Console.Write("Enter a VAT number: ");
                    string inputCode = Console.ReadLine();

                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == inputCode)
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        decimal billTotal = 0M;
                        foreach (decimal bill in selectedNormal.Bills)
                        {
                            billTotal += bill;
                        }

                        decimal expenseTotal = 0M;
                        foreach (decimal expense in selectedNormal.Expenses)
                        {
                            expenseTotal += expense;
                        }

                        decimal profit = billTotal - expenseTotal;

                        if (profit > 0)
                        {
                            decimal iva = profit * IVA_PERCENTAGE / 100;
                            decimal profitWithoutIva = profit - iva;
                            decimal irpef            = profitWithoutIva * IRPEF_PERCENTAGE / 100;
                            decimal net      = profitWithoutIva - irpef;
                            decimal taxTotal = iva + irpef;

                            Console.WriteLine($"Total net gain: {net}; total taxes: {taxTotal}");
                        }
                        else
                        {
                            Console.WriteLine($"Profit: {profit}; total taxes: 0");
                        }
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == inputCode)
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            decimal billTotal = 0M;
                            foreach (decimal bill in selectedSimple.Bills)
                            {
                                billTotal += bill;
                            }

                            decimal profit = billTotal;

                            if (profit > 0)
                            {
                                decimal taxable = profit * SIMPLE_TAXABLE_PERCENTAGE / 100;
                                decimal taxes   = taxable * SIMPLE_TAX_PERCENTAGE / 100;
                                decimal net     = profit - taxes;

                                Console.WriteLine($"Net gain: {net}; total taxation: {taxes}");
                            }
                            else
                            {
                                Console.WriteLine($"Profit: {profit}");
                            }
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }
                    break;
                }

                case "4":
                {
                    foreach (NormalVatNumber vn in normals)
                    {
                        Console.WriteLine(vn.Code);
                    }
                    foreach (SimpleVatNumber vn in simples)
                    {
                        Console.WriteLine(vn.Code);
                    }
                    break;
                }

                default:
                {
                    throw new InvalidOperationException();
                }
                }
            }
        }
Esempio n. 2
0
        static void Main(string[] args)
        {
            List <NormalVatNumber> normals = CreateNormalMocks();

            List <SimpleVatNumber> simples = CreateSimpleMocks();

            Console.WriteLine("*** VAT Numbers Management System ***");

            while (true)
            {
                Menu();

                // READ A VALID OPTION


                switch (Option())
                {
                case "1":
                {
                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == Input())
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        Console.Write("Enter the value of the bill: ");
                        decimal newBill;
                        while (true)
                        {
                            if (decimal.TryParse(Console.ReadLine(), out newBill))
                            {
                                break;
                            }
                            Console.Write("Invalid value. Re-enter: ");
                        }
                        selectedNormal.Bills.Add(newBill);
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == Input())
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            Console.Write("Enter the value of the bill: ");
                            decimal newBill;
                            while (true)
                            {
                                if (decimal.TryParse(Console.ReadLine(), out newBill))
                                {
                                    break;
                                }
                                Console.Write("Invalid value. Re-enter: ");
                            }
                            selectedSimple.Bills.Add(newBill);
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }

                    break;
                }

                case "2":
                {
                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == Input())
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        Console.Write("Enter the value of the expense: ");
                        decimal newExpense;
                        while (true)
                        {
                            if (decimal.TryParse(Console.ReadLine(), out newExpense))
                            {
                                break;
                            }
                            Console.Write("Invalid value. Re-enter: ");
                        }
                        selectedNormal.Expenses.Add(newExpense);
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == Input())
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            Console.WriteLine("The selected VAT number is of type 'simple' and does not allow expenses");
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }
                    break;
                }

                case "3":
                {
                    // LOOK IN NORMALS
                    NormalVatNumber selectedNormal = null;
                    foreach (NormalVatNumber vn in normals)
                    {
                        if (vn.Code == Input())
                        {
                            selectedNormal = vn;
                            break;
                        }
                    }

                    // FOUND A NORMAL VAT
                    if (selectedNormal != null)
                    {
                        decimal billTotal = 0M;
                        foreach (decimal bill in selectedNormal.Bills)
                        {
                            billTotal += bill;
                        }

                        decimal expenseTotal = 0M;
                        foreach (decimal expense in selectedNormal.Expenses)
                        {
                            expenseTotal += expense;
                        }

                        decimal profit = billTotal - expenseTotal;

                        if (profit > 0)
                        {
                            decimal iva = profit * IVA_PERCENTAGE / 100;
                            decimal profitWithoutIva = profit - iva;
                            decimal irpef            = profitWithoutIva * IRPEF_PERCENTAGE / 100;
                            decimal net      = profitWithoutIva - irpef;
                            decimal taxTotal = iva + irpef;

                            Console.WriteLine($"Total net gain: {net}; total taxes: {taxTotal}");
                        }
                        else
                        {
                            Console.WriteLine("Profit: {profit}; total taxes: 0");
                        }
                    }
                    // LOOK FOR A SIMPLE VAT
                    else
                    {
                        // LOOK INTO SIMPLES
                        SimpleVatNumber selectedSimple = null;
                        foreach (SimpleVatNumber vn in simples)
                        {
                            if (vn.Code == Input())
                            {
                                selectedSimple = vn;
                                break;
                            }
                        }
                        // FOUND A SIMPLE VAT
                        if (selectedSimple != null)
                        {
                            decimal billTotal = 0M;
                            foreach (decimal bill in selectedSimple.Bills)
                            {
                                billTotal += bill;
                            }

                            decimal profit = billTotal;

                            if (profit > 0)
                            {
                                decimal taxable = profit * SIMPLE_TAXABLE_PERCENTAGE / 100;
                                decimal taxes   = taxable * SIMPLE_TAX_PERCENTAGE / 100;
                                decimal net     = profit - taxes;

                                Console.WriteLine($"Net gain: {net}; total taxation: {taxes}");
                            }
                            else
                            {
                                Console.WriteLine($"Profit: {profit}");
                            }
                        }
                        // VAT NUMBER NOT FOUND
                        else
                        {
                            Console.WriteLine("The entered VAT number does not exist!");
                        }
                    }
                    break;
                }

                case "4":
                {
                    foreach (NormalVatNumber vn in normals)
                    {
                        Console.WriteLine(vn.Code);
                    }
                    foreach (SimpleVatNumber vn in simples)
                    {
                        Console.WriteLine(vn.Code);
                    }
                    break;
                }

                default:
                {
                    throw new InvalidOperationException();
                }
                }
            }
        }