appclass_1

using System;


namespace PurchasesApp
{
    class PurchasesClass
    {
        //data fields
        private decimal theCost;
        private int thePurchased;

        //properties
        public decimal Cost
        {
            get { return theCost; }
            set { theCost = value; }
        }

        public int Purchased
        {
            get { return thePurchased; }
            set { thePurchased = value; }
        }



        //constructors
        PurchasesClass()
        {

        }
        //constructor with 2 args
        PurchasesClass(decimal cost, int purchased)
        {
            theCost = cost;
            thePurchased = purchased;
        }

        //methods

        //method to calculate shipping
        public decimal GetShipping()
        {
            decimal myCost = 0.00M;

            if(thePurchased < 3)
            { myCost = 3.50M; }
            else
                if(thePurchased >= 3 && thePurchased <= 6)
                { myCost = 5.00M; }
                else
                    if(thePurchased >= 5 && thePurchased <= 12)
                    { myCost = 7.00M; }
                    else
                        if(thePurchased >= 11 && thePurchased <= 15)
                        { myCost = 9.00M; }
                        else
                            if(thePurchased > 15)
                            { myCost = 10.00M; }
            return myCost;
        }
        //calculate tax
        public decimal GetTax()
        {
            decimal taxAmount = 0.0775M;
            decimal taxed;

            taxed = theCost * taxAmount;

            return taxed;
        }

        //calculate total
        public decimal GetTotal()
        {
            decimal total;

            total = GetTax() + GetShipping();

            return total;
        }

        //Send data in string
        public override string ToString()
        {
            return "Total: " + GetTotal().ToString("n2");
        }
    }
}