/// <summary>
/// Edit the product.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void editProductToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
// If rows count is greater than 1.
if (dataGridProduct.Rows.Count >= 1)
{
// Directory validation.
DirectoryInfo newRootDit = new DirectoryInfo("data");
if (!newRootDit.Exists)
{
newRootDit.Create();
}
// Creating variables.
var rowIndex = dataGridProduct.SelectedRows;
var fileClassManager = new List <FileClass>();
// FileStream reader.
using (FileStream fs =
new FileStream($"{newRootDit.FullName}/{mainDataTreeView.SelectedNode.Text}.json",
FileMode.OpenOrCreate))
{
using var sReader = new StreamReader(fs);
// While loop.
while (sReader.Peek() > -1)
{
string input = sReader.ReadToEnd();
if (input == String.Empty)
{
throw new ArgumentException("File is empty");
}
// Deserialization.
List <FileClass> restoredPerson =
JsonSerializer.Deserialize <List <FileClass> >(input ?? string.Empty);
fileClassManager.AddRange(restoredPerson);
}
}
isClosedForm = false;
// Foreach loop validation.
var newListFileClasses = fileClassManager.Where(file => file.UCN == rowIndex[0].Cells[2].Value.ToString()).ToList();
// Creating new object AddFileForm.
var addProductForm = new AddFileForm {
fileClass = newListFileClasses
};
addProductForm.ShowDialog();
if (isClosedForm)
{
// Adding classes.
foreach (var file in fileClassManager.Where(file => file.UCN == rowIndex[0].Cells[2].Value.ToString()))
{
file.Name = fileClasses.Name;
file.Code = fileClasses.Code;
file.UCN = fileClasses.UCN;
file.Company = fileClasses.Company;
file.Amount = fileClasses.Amount;
file.Cost = fileClasses.Cost;
file.Currency = fileClasses.Currency;
file.Warranty = fileClasses.Warranty;
file.Status = fileClasses.Status;
file.Discount = fileClasses.Discount;
file.Country = fileClasses.Country;
file.PictureBox = fileClasses.PictureBox;
file.Description = fileClasses.Description;
}
// Adding to DataGrid.
for (int i = 0; i < rowIndex.Count; i++)
{
rowIndex[i].Cells[0].Value = fileClasses.Name;
rowIndex[i].Cells[1].Value = fileClasses.Code;
rowIndex[i].Cells[2].Value = fileClasses.UCN;
rowIndex[i].Cells[3].Value = fileClasses.Company;
rowIndex[i].Cells[4].Value = fileClasses.Amount;
rowIndex[i].Cells[5].Value = fileClasses.Cost;
rowIndex[i].Cells[6].Value = fileClasses.Currency;
rowIndex[i].Cells[7].Value = fileClasses.Warranty ? "Available" : "Unavailable";
rowIndex[i].Cells[8].Value = fileClasses.Status ? "Available" : "Unavailable";
rowIndex[i].Cells[9].Value = fileClasses.Discount;
rowIndex[i].Cells[10].Value = fileClasses.Country;
}
}
File.WriteAllText($"{newRootDit.FullName}/{mainDataTreeView.SelectedNode.Text}.json", "");
// FileStream.
using (var fileStreamWriter =
new FileStream($"{newRootDit.FullName}/{mainDataTreeView.SelectedNode.Text}.json",
FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
// Writes and serializes.
fileStreamWriter.Position = 0;
using var streamWriter = new StreamWriter(fileStreamWriter);
streamWriter.WriteLine(JsonSerializer.Serialize(fileClassManager));
}
}
else
{
MessageBox.Show(@"Datagrid is empty!");
}
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
/// <summary>
/// Adds the product of node file.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void addDataProduct_Click(object sender, EventArgs e)
{
try
{
if (mainDataTreeView.SelectedNode == null)
{
throw new ArgumentException("Node is not selected");
}
isClosedForm = false;
// Creating new form and showing it.
addFileForm = new AddFileForm();
addFileForm.ShowDialog();
if (!isClosedForm)
{
return;
}
// Creating new directory.
DirectoryInfo newRootDit = new DirectoryInfo("data");
// If root doesn't exist, we create a new one.
if (!newRootDit.Exists)
{
newRootDit.Create();
}
// FileStream function.
using (var fileStreamWriter = new FileStream($"{newRootDit.FullName}/{mainDataTreeView.SelectedNode.Text}.json", FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
List <FileClass> listClasses = new List <FileClass>();
using var streamReader = new StreamReader(fileStreamWriter);
// In this loop, code will get all data from file
// And add it to new List.
while (streamReader.Peek() > -1)
{
string input = streamReader.ReadToEnd();
// Validation.
if (input == string.Empty)
{
throw new ArgumentException("File is empty");
}
if (input.Length < 10)
{
throw new ArgumentException("File is empty");
}
// Deserializing file.
var restoredPerson =
JsonSerializer.Deserialize <List <FileClass> >(input);
// Adding data to new list.
if (restoredPerson != null)
{
listClasses.AddRange(restoredPerson);
}
}
// And the we add the new one
// Which was applied by AddFileForm
listClasses?.Add(fileClasses);
// Going back to first position.
fileStreamWriter.Position = 0;
using var streamWriter = new StreamWriter(fileStreamWriter);
// Serializing.
streamWriter.WriteLine(JsonSerializer.Serialize(listClasses));
}
// Refreshing the main dashboard.
RefreshDashboard();
}
catch (Exception exception)
{
MessageBox.Show(exception.Message);
}
}
