public static bool DeleteContact(DTOContact Contact) { try { DTOContacts availableContacts = GetContacts(); DTOContact ContactToDelete = availableContacts.Contacts.FirstOrDefault <DTOContact>(ct => ct.ContactId == Contact.ContactId); if (ContactToDelete == null) { return(false); } else { availableContacts.Contacts.Remove(ContactToDelete); availableContacts.ContactsCount = availableContacts.Contacts.Count; SaveContacts(availableContacts.Contacts); return(true); } } catch { // Throw exception return(false); } }
public static bool UpdateContact(DTOContact Contact) { try { DTOContacts availableContacts = GetContacts(); DTOContact ContactToUpdate = availableContacts.Contacts.FirstOrDefault <DTOContact>(ct => ct.ContactId == Contact.ContactId); ContactToUpdate.EMailId = Contact.EMailId; ContactToUpdate.FirstName = Contact.FirstName; ContactToUpdate.HNo = Contact.HNo; ContactToUpdate.ImagePath = Contact.ImagePath; ContactToUpdate.LastName = Contact.LastName; ContactToUpdate.PIN = Contact.PIN; ContactToUpdate.RoadNo = Contact.RoadNo; ContactToUpdate.State = Contact.State; ContactToUpdate.Street = Contact.Street; ContactToUpdate.ModifiedOn = DateTime.Now; SaveContacts(availableContacts.Contacts); return(true); } catch { // Throw exception return(false); } }
public static bool AddNewContact(DTOContact Contact) { try { DTOContacts availableContacts = GetContacts(); availableContacts.Contacts.Add(Contact); availableContacts.ContactsCount = availableContacts.Contacts.Count; SaveContacts(availableContacts.Contacts); return(true); } catch (Exception ex) { // Throw exception return(false); } }
private static DTOContacts GetContacts() { FileStream fs = new FileStream(@"C:\Contacts.pk", FileMode.OpenOrCreate); StreamReader sr = new StreamReader(fs); string jsonContacts = sr.ReadToEnd(); List <DTOContact> contactList = JsonConvert.DeserializeObject <List <DTOContact> >(jsonContacts); sr.Close(); fs.Close(); DTOContacts contacts = new DTOContacts(); if (contactList == null) { contacts.Contacts = new List <DTOContact>(); contacts.ContactsCount = 0; } else { contacts.Contacts = contactList; contacts.ContactsCount = contactList.Count; } return(contacts); }