public void CheckFirstRun(NetworkInfo networkInfo)
{
const String PREFS_NAME = "MyPrefsFile";
const String PREF_VERSION_CODE_KEY = "version_code";
const int DOESNT_EXIST = -1;
int currentVersionCode = Application.Context.ApplicationContext.PackageManager.GetPackageInfo(Application.Context.ApplicationContext.PackageName, 0).VersionCode;
ISharedPreferences prefs = GetSharedPreferences(PREFS_NAME, FileCreationMode.Private);
int savedVersionCode = prefs.GetInt(PREF_VERSION_CODE_KEY, DOESNT_EXIST);
if (currentVersionCode == savedVersionCode)
{
db = new DataBase();
db.createDataBase();
mWaluta = db.selectWaluta();
ListViewAdapter adapter = new ListViewAdapter(this, mWaluta);
mListView.Adapter = adapter;
return;
}
else if (savedVersionCode == DOESNT_EXIST)
{
db = new DataBase();
db.createDataBase();
if (networkInfo != null && networkInfo.IsConnectedOrConnecting)
{
GetData();
}
}
else if (currentVersionCode > savedVersionCode)
{
db = new DataBase();
db.createDataBase();
if (networkInfo != null && networkInfo.IsConnectedOrConnecting)
{
GetData();
}
}
prefs.Edit().PutInt(PREF_VERSION_CODE_KEY, currentVersionCode).Apply();
}
void UpdateData(List <TabelaC.RootObject> mItems)
{
for (int i = 0; i < mItems[0].rates.Count; i++)
{
Waluta awaluta = new Waluta()
{
Id = i,
Data = DateTime.Parse(mItems[0].effectiveDate),
Nazwa = mItems[0].rates[i].currency,
Kod = mItems[0].rates[i].code,
Kupno = mItems[0].rates[i].bid,
Sprzedaz = mItems[0].rates[i].ask
};
db.updateWaluta(awaluta);
}
mWaluta = db.selectWaluta();
ListViewAdapter adapter = new ListViewAdapter(this, mWaluta);
mListView.Adapter = adapter;
}