име

using Android.App;
using Android.Widget;
using Android.OS;
using System.IO;
using SQLite;
using System.Collections;

namespace Kursova_xamarin
{
    [Activity(Label = "Kursova_xamarin", MainLauncher = true)]
    public class MainActivity : Activity
    {
        Button entry_button;
        Button register_button;
        EditText username;
        EditText password;

        static string dbPath = Path.Combine(
            System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal),
            "radostina_shte_kaje_kogato_se_seti.db3");
        SQLiteConnection kyso_ime = new SQLiteConnection(dbPath);

        protected override void OnCreate(Bundle savedInstanceState)
        {
            base.OnCreate(savedInstanceState);

            // Set our view from the "main" layout resource
            SetContentView(Resource.Layout.Main);
            entry_button = FindViewById<Button>(Resource.Id.button1);
            entry_button.Click += Entry_button_Click;

            register_button = FindViewById<Button>(Resource.Id.button2);
            register_button.Click += Register_button_Click;

            username = FindViewById<EditText>(Resource.Id.editText1);
            password = FindViewById<EditText>(Resource.Id.editText2);

            kyso_ime.CreateTable<Users>();
        }

        private void Register_button_Click(object sender, System.EventArgs e)
        {
            //трябва да се реши тук ще запазва само име и парола или ще отваря нова страница за регистрация, май трябва пак да ми се обясни концепцията

            var newUser = new Users();

            newUser.Name = username.Text;
            newUser.Password = password.Text;
            kyso_ime.Insert(newUser);
            //throw new System.NotImplementedException();
        }

        private void Entry_button_Click(object sender, System.EventArgs e)
        {
            var kyso_ime = new SQLiteConnection(dbPath);

            var table = kyso_ime.Table<Users>();
            foreach (var s in table)
            {
                if ((s.Name == username.Text) && (s.Password == password.Text))
                {
                    //отваря нова страница и изпраща данни до нея
                    Toast.MakeText(this, "vhod uspeshen", ToastLength.Short).Show();
                }
                else
                {
                    //грешка, евентуално, ти си шефа
                    Toast.MakeText(this, "vhod neuspeshen", ToastLength.Short).Show();
                }
            }
            //throw new System.NotImplementedException();
        }

        [Table("users")]
        public class Users
        {
            [PrimaryKey, AutoIncrement, Column("_id")]
            public int Id { get; set; }
            [MaxLength(20)]
            public string Name { get; set; }
            [MaxLength(10)]
            public string Password { get; set; }
            //базата трябва да има и други данни най-вероятно
        }
    }
}