RealmDB Snippt

RealmDB.txt

class DatabaseHelper {
    static let shared = DatabaseHelper()
    
    private var realm = try! Realm()
    
    private init(){}
    
    func getDatabaseURL() -> URL? {
        return Realm.Configuration.defaultConfiguration.fileURL
    }
    
    func saveContact(contact:Contact) {
        try! realm.write {
            realm.add(contact)
        }
    }
    
    func deleteContact(contact:Contact){
        try! realm.write{
            realm.delete(contact)
        }
    }
    
    func updateContact(oldContact:Contact, newContact:Contact){
        try! realm.write{
            oldContact.firstName = newContact.firstName
            oldContact.lastName = newContact.lastName
        }
    }
    
    func getAllContact() -> [Contact] {
        return Array(realm.objects(Contact.self))
    }
}



class Contact:Object{
    @Persisted  var firstName:String
    @Persisted  var lastName:String
    
   convenience init(firstName: String, lastName: String) {
       self.init()
        self.firstName = firstName
        self.lastName = lastName
    }
}