protected async void btnUpdate_Click(object sender, EventArgs e)
{
serviceDAO service = new serviceDAO();
try
{
if (btnUpdate.Text == "Add")
{
Category category = new Category();
category.Name = txtCategory.Text;
service.AddCategory(category);
await loadCategories(service, 0, 0);
txtCategory.Text = string.Empty;
}
else
{
List<Category> category = await service.GetCategory(Convert.ToInt32(lblIDHidden.Text));
category[0].Name = txtCategory.Text;
service.UpdateCategory(category[0]);
await loadCategories(service, 0, 0);
txtCategory.Text = string.Empty;
btnUpdate.Text = "Add";
}
}
catch (Exception Ex)
{
ScriptManager.RegisterStartupScript(this.Page, this.Page.GetType(), Guid.NewGuid().ToString(), "alert('An error has ocurred, please contact with your software provider');", true);
}
}
protected async void gvCategories_RowCommand(object sender, GridViewCommandEventArgs e)
{
serviceDAO service = new serviceDAO();
try
{
List<Category> category = await service.GetCategory(Convert.ToInt32(gvCategories.Rows[Convert.ToInt32(e.CommandArgument)].Cells[0].Text));
if (category != null && category.Count > 0)
{
if (e.CommandName == "editar")
{
txtCategory.Text = category[0].Name;
btnUpdate.Text = "Update";
lblIDHidden.Text = category[0].Id.ToString();
}
else if (e.CommandName == "eliminar")
{
List<Book> bookAssignments = await service.GetAssignmentsCategories(Convert.ToInt32(gvCategories.Rows[Convert.ToInt32(e.CommandArgument)].Cells[0].Text));
if (bookAssignments != null && bookAssignments.Count > 1)
ScriptManager.RegisterStartupScript(this.Page, this.Page.GetType(), Guid.NewGuid().ToString(), "alert('Invalid operation, The item is assigned to one or more books');", true);
else
{
service.DeleteCategory(category[0]);
await loadCategories(service, 0, 0);
}
}
}
}
catch (Exception Ex)
{
ScriptManager.RegisterStartupScript(this.Page, this.Page.GetType(), Guid.NewGuid().ToString(), "alert('An error has ocurred, please contact with your software provider');", true);
}
}