//Search by Transaction ID.
private void TransactionIDSearchButton_Click(object sender, EventArgs e)
{
bool Status = false;
StreamReader InvestMeFile;
InvestMeFile = File.OpenText("InvestMeTransactionDetails.txt");
while (!InvestMeFile.EndOfStream)
{
string x1 = InvestMeFile.ReadLine();
string TempTrxnNo = InvestMeFile.ReadLine();
string TempEmailId = InvestMeFile.ReadLine();
string TempClientName = InvestMeFile.ReadLine();
string TempTelNo = InvestMeFile.ReadLine();
string TempPrincipalAmount = InvestMeFile.ReadLine();
string TempTerm = InvestMeFile.ReadLine();
string TempInterestRate = InvestMeFile.ReadLine();
string TempFinalAmount = InvestMeFile.ReadLine();
//Checks if Transaction No is there or not.
if (TempTrxnNo == TransactionNoSearchTextBox.Text)
{
//bool is set to true if transaction id if found and calls meathod to display the details.
Status = true;
SearchDisplayGroupBox.Visible = true;
//Calls the Meathod to display
NoSearchDisplay(TempTrxnNo, TempEmailId, TempClientName, TempTelNo, decimal.Parse(TempPrincipalAmount), decimal.Parse(TempInterestRate), decimal.Parse(TempFinalAmount), TempTerm);
}
}
if (Status == false)
{
MessageBox.Show("Transaction ID not found", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
InvestMeFile.Close();
}
//Search by MailId.
private void MailIdSearchButton_Click(object sender, EventArgs e)
{
MailIdDisplayListView.Items.Clear();
bool Status = false;
StreamReader InvestMeFile;
InvestMeFile = File.OpenText("InvestMeTransactionDetails.txt");
while (!InvestMeFile.EndOfStream)
{
string temp = InvestMeFile.ReadLine();
string TempTrxnNo = InvestMeFile.ReadLine();
string TempEmailId = InvestMeFile.ReadLine();
string TempClientName = InvestMeFile.ReadLine();
string TempTelNo = InvestMeFile.ReadLine();
string TempPrincipalAmount = InvestMeFile.ReadLine();
string TempTerm = InvestMeFile.ReadLine();
string TempInterestRate = InvestMeFile.ReadLine();
string TempFinalAmount = InvestMeFile.ReadLine();
//If mail ID matches.
if (TempEmailId == MailIdSearchTextBox.Text)
{
Status = true;
ClearButton.Enabled = true;
MailIdDisplayListView.Visible = true;
//Calls a meathod to display in a listview.
IdSearchDisplay(TempTrxnNo, TempClientName, TempTelNo, decimal.Parse(TempPrincipalAmount), decimal.Parse(TempInterestRate), decimal.Parse(TempFinalAmount), TempTerm);
}
}
if (Status == false)
{
MessageBox.Show("Email ID not found", "Invalid Entry", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
InvestMeFile.Close();
}
//When users confirms his final details and books his investment.
private void FinalConfirmButton_Click(object sender, EventArgs e)
{
InvestedAmount = decimal.Parse(InvestAmountTextBox.Text);
//If all the fields are are there and valid then it will write it in the file.
if (ClientName != "" && ClientTelNo != "" && EmailStatus == true)
{
//Creates object for writing in file
StreamWriter InvestMeFile;
//Opens the file in append mode and writes.
InvestMeFile = File.AppendText("InvestMeTransactionDetails.txt");
InvestMeFile.WriteLine("xxxxxxxx");
InvestMeFile.WriteLine(TransactionNo);
InvestMeFile.WriteLine(ClientMailId);
InvestMeFile.WriteLine(ClientName);
InvestMeFile.WriteLine(ClientTelNo);
InvestMeFile.WriteLine(InvestedAmount);
InvestMeFile.WriteLine(Term);
InvestMeFile.WriteLine(InterestRate);
InvestMeFile.WriteLine(FinalAmount);
InvestMeFile.Close();
}
//Sets the value back to 0 if user wishes to view the summary in process after confirmation.
SummaryListView.Items.Clear();
TotalTerm = 0;
TotalAmount = 0;
FinalInterest = 0;
MessageBox.Show("Transaction No:" + TransactionNo + "\n\nBOOKING IS CONFIRMED", "Thankyou For Investing with us.", MessageBoxButtons.OK, MessageBoxIcon.Information);
//Visibility is set if user wants to proceed with another transaction/Summary/Search.
TimeFrameListBox.Visible = false;
InvestAmountTextBox.Enabled = true;
DetailsDisplayGroupBox.Visible = false;
ClientDetailGroupBox.Visible = false;
FirstProceedButton.Visible = false;
ConfirmButton.Visible = false;
FinalConfirmButton.Visible = false;
InvestAmountGroupBox.Enabled = true;
InvestAmountTextBox.Clear();
InvestAmountTextBox.Focus();
DisplayButton.Enabled = true;
SummaryButton.Enabled = true;
}
//Summary box is displayed with the summary of all the transactions.
private void SummaryButton_Click(object sender, EventArgs e)
{
SummaryButton.Enabled = false;
ClearButton.Enabled = true;
// decimal TempInterest = 0m;
SummaryGroupBox.Visible = true;
SummaryListView.Items.Clear();
//Opens the file in read mode.
StreamReader InvestMeFile;
InvestMeFile = File.OpenText("InvestMeTransactionDetails.txt");
while (!InvestMeFile.EndOfStream)
{ //Stores all the data in temp variables if it has to be used to display.
string x1 = InvestMeFile.ReadLine();
string TempTrxnNo = InvestMeFile.ReadLine();
string TempEmailId = InvestMeFile.ReadLine();
string TempClientName = InvestMeFile.ReadLine();
string TempTelNo = InvestMeFile.ReadLine();
string TempPrincipalAmount = InvestMeFile.ReadLine();
string TempTerm = InvestMeFile.ReadLine();
string TempInterestRate = InvestMeFile.ReadLine();
string TempFinalAmount = InvestMeFile.ReadLine();
//Checks and increments for total number of transactions.
if (TempTrxnNo != "")
{
TotalTransaction++;
}
//Increments the global variable value for summary display.
TotalAmount += decimal.Parse(TempPrincipalAmount);
TotalTerm += int.Parse(TempTerm);
FinalValue += decimal.Parse(TempFinalAmount);
//Calls meathod to add items and display the summary listview.
SummaryDisplay(TempTrxnNo);
}
//Closes File.
InvestMeFile.Close();
FinalInterest = FinalValue - TotalAmount;
InvestedAmountSummaryDisplayLabel.Text = TotalAmount.ToString("C4");
TotalTermsSummaryDisplayLabel.Text = TotalTerm.ToString();
InterestSummaryDisplayLabel.Text = FinalInterest.ToString("C4");
TotalTransactionsDisplaySummaryLabel.Text = TotalTransaction.ToString();
}
//After a term is selected from list box.
private void FirstProceedButton_Click(object sender, EventArgs e)
{
TimeFrameListBox.Visible = false;
FirstProceedButton.Enabled = false;
ClientDetailGroupBox.Visible = true;
ConfirmButton.Visible = true;
ConfirmButton.Enabled = true;
int Number = 0;
string temp;
//Random 6 character Transaction ID is generated.
temp = RandomGenerate(Number).ToString();
ClientDetailGroupBox.Visible = true;
Email = ClientMailIdTextBox.Text;
if (InvestedAmount <= 250000)
{
//Stores the value according to the above if condition.
switch (TimeFrameListBox.SelectedIndex)
{
case 0:
Term = TIMEFRAME1;
InterestRate = LINTERESTRATE1;
FinalAmount = EndAmount1;
break;
case 1:
Term = TIMEFRAME2;
InterestRate = LINTERESTRATE2;
FinalAmount = EndAmount2;
break;
case 2:
Term = TIMEFRAME3;
InterestRate = LINTERESTRATE3;
FinalAmount = EndAmount3;
break;
case 3:
Term = TIMEFRAME4;
InterestRate = LINTERESTRATE4;
FinalAmount = EndAmount4;
break;
}
}
else
{
switch (TimeFrameListBox.SelectedIndex)
{
case 0:
Term = TIMEFRAME1;
InterestRate = GINTERESTRATE1;
FinalAmount = EndAmount1;
break;
case 1:
Term = TIMEFRAME2;
InterestRate = GINTERESTRATE2;
FinalAmount = EndAmount2;
break;
case 2:
Term = TIMEFRAME3;
InterestRate = GINTERESTRATE3;
FinalAmount = EndAmount3;
break;
case 3:
Term = TIMEFRAME4;
InterestRate = GINTERESTRATE4;
FinalAmount = EndAmount4;
break;
}
}
//Checks if the file exists already.
if (File.Exists("InvestMeTransactionDetails.txt"))
{
//Reads the file and Checks if the transaction ID is unique or not.
StreamReader InvestMeFile;
InvestMeFile = File.OpenText("InvestMeTransactionDetails.txt");
while (!InvestMeFile.EndOfStream)
{
InvestMeFile.ReadLine();
string x = InvestMeFile.ReadLine();
InvestMeFile.ReadLine();
InvestMeFile.ReadLine();
InvestMeFile.ReadLine();
string TempInterestRate = InvestMeFile.ReadLine();
string TempFinalAmount = InvestMeFile.ReadLine();
//If transaction ID exists meathod is called again to generate another ID;
if (x == temp)
{
temp = RandomGenerate(Number).ToString();
}
}
TransactionNoDisplayLabel.Text = temp;
InvestMeFile.Close();
}
//If file doesnt exists it will just create a file for future use.
else
{
int TransactionNo = RandomGenerate(Number);
ClientDetailGroupBox.Visible = true;
TransactionNoDisplayLabel.Text = TransactionNo.ToString();
StreamWriter InvestMeFile;
InvestMeFile = File.CreateText("InvestMeTransactionDetails.txt");
}
ClientNameTextBox.Clear();
ClientMailIdTextBox.Clear();
ClientTelNoTextBox.Clear();
ClientNameTextBox.Focus();
}
