public void SearchContac(string searchingitem)
{
PhoneBook phonebook = new PhoneBook();
List <Contact> list = phonebook.GetContact();
foreach (Contact contact in list)
{
if ((searchingitem.Equals(contact.Name)) || ((searchingitem.Equals(contact.Email)) || ((searchingitem.Equals(contact.PhoneNumber)))))
{
ShowContactInformation(contact);
}
}
}
static void Main(string[] args)
{
PhoneBook phonebook = new PhoneBook();
Service services = new Service();
while (true)
{
int userchoice;
Console.WriteLine("1.Add Contact");
Console.WriteLine("2.Display Contact");
Console.WriteLine("3. Search Contact");
Console.WriteLine("4. Export Contact");
Console.WriteLine("5.Exit");
userchoice = Convert.ToInt32(Console.ReadLine());
if (userchoice == 1)
{
Console.WriteLine("Enter Name");
string name = Console.ReadLine();
Console.WriteLine("Enter Email");
string email = Console.ReadLine();
Console.WriteLine("Enter phne number");
string phonenumber = (Console.ReadLine());
phonebook.AddContact(name, email, phonenumber);
Console.WriteLine("Add Contact");
}
if (userchoice == 2)
{
List <Contact> list = phonebook.GetContact();
foreach (Contact contact in list)
{
services.ShowContactInformation(contact);
}
}
if (userchoice == 3)
{
Console.WriteLine("Enter the deatails");
string details = Console.ReadLine();
services.SearchContac(details);
}
if (userchoice == 4)
{
services.ExportContact();
}
if (userchoice == 5)
{
break;
}
}
}
public void ExportContact()
{
string filePath = @"E:\\exportcontact.csv";
PhoneBook phonebook = new PhoneBook();
List <Contact> list = phonebook.GetContact();
StringBuilder writedataintocsv = new StringBuilder();
foreach (Contact contact in list)
{
var name = contact.Name.ToString();
var email = contact.Email.ToString();
var phonenumber = contact.PhoneNumber;
var newLine = string.Format("{0},{1},{2}", name, email, phonebook);
writedataintocsv.AppendLine(newLine);
}
File.AppendAllText(filePath, writedataintocsv.ToString());
}