//Constructor
public clDiscounts(string JSONInput)
{
JSONDiscount JSONdsc = JsonConvert.DeserializeObject <JSONDiscount>(JSONInput);
totalGross = JSONdsc.TotalGross; //Initial order amount, before discounts
foreach (JSONDiscountItem JSONdscItem in JSONdsc.Discounts) //Create individual discounts
{
clDiscount DiscountItem = new clDiscount(JSONdscItem.Name,
(JSONdscItem.Type == "Fixed amount" ? TdscType.dscFixed : TdscType.dscPercentage),
JSONdscItem.Value);
this.Add(DiscountItem);
}
}
private void button1_Click(object sender, EventArgs e)
{
//Preparing Input JSON. This will be normally handled by the Application Server
JSONDiscount JSONInput = new JSONDiscount();
JSONInput.TotalGross = Convert.ToDouble(tbTotalAmount.Text);
foreach (DataGridViewRow curRow in dataGridView1.Rows)
{
//Order of individual discount creation is also the priority
if (curRow.Cells[0].Value == null)
{
continue;
}
if (Convert.ToBoolean(Convert.ToInt32(curRow.Cells[0].Value)))
{
JSONDiscountItem JSONDiscount = new JSONDiscountItem();
JSONDiscount.Name = (string)curRow.Cells[1].Value;
JSONDiscount.Type = (string)curRow.Cells[2].Value;
JSONDiscount.Value = Convert.ToDouble(curRow.Cells[3].Value);
JSONInput.Discounts.Add(JSONDiscount);
}
}
// --------------------------------------------------//
string inputJSON = JsonConvert.SerializeObject(JSONInput, Formatting.Indented);
textBox1.Text = inputJSON;
clDiscounts TotalDsc = new clDiscounts(inputJSON); //New collection of discounts
double totalDiscount = TotalDsc.TotalDiscount; //Calculating total discount
//Output JSON is to be returned to the Application Server so to be commited to the Database
string outputJSON = JsonConvert.SerializeObject(TotalDsc.JSONObject, Formatting.Indented);
textBox2.Text = outputJSON;
// Verbal output
tbResults.Clear();
foreach (JSONDiscountItem discount in TotalDsc.JSONObject.Discounts)
{
tbResults.AppendText(discount.Name + ": -" + discount.Total.ToString("0.00 €\r\n"));
}
tbResults.AppendText("--------------------------\r\n");
tbResults.AppendText("Total Discounts(" + TotalDsc.Count.ToString() + ") : " + totalDiscount.ToString("0.00 €"));
}
