public SQLExtConnectionRegister(string dbfile, bool utctimeindicator, AccessMode mode = AccessMode.ReaderWriter) : base(mode)
{
try
{
DBFile = dbfile;
connection = DbFactory.CreateConnection();
// Use the database selected by maindb as the 'main' database
connection.ConnectionString = "Data Source=" + DBFile.Replace("\\", "\\\\") + ";Pooling=true;";
if (utctimeindicator) // indicate treat dates as UTC.
{
connection.ConnectionString += "DateTimeKind=Utc;";
}
if (mode == AccessMode.Reader)
{
connection.ConnectionString += "Read Only=True;";
}
// System.Diagnostics.Debug.WriteLine("Created connection " + connection.ConnectionString);
connection.Open();
registerclass = new SQLExtRegister(this);
}
catch
{
throw;
}
}
static public DateTime GetSettingDate(string key, DateTime defaultvalue, TConn conn = null)
{
string s = RegisterGet(key, "--", cn => { var reg = new SQLExtRegister(cn); return(reg.GetSettingString(key, "--")); }, conn);
if (!DateTime.TryParse(s, System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.AssumeUniversal | System.Globalization.DateTimeStyles.AdjustToUniversal, out DateTime date))
{
date = defaultvalue;
}
return(date);
}
// provided for DB upgrade operations at the basic level..
public void PerformUpgrade(int newVersion, bool catchErrors, bool backupDbFile, string[] queries, Action doAfterQueries = null)
{
if (backupDbFile)
{
string dbfile = DBFile;
try
{
File.Copy(dbfile, dbfile.Replace(".sqlite", $"{newVersion - 1}.sqlite"));
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine("Exception: " + ex.Message);
System.Diagnostics.Trace.WriteLine("Trace: " + ex.StackTrace);
}
}
try
{
ExecuteNonQueries(queries);
}
catch (Exception ex)
{
if (!catchErrors)
{
throw;
}
System.Diagnostics.Trace.WriteLine("Exception: " + ex.Message);
System.Diagnostics.Trace.WriteLine("Trace: " + ex.StackTrace);
System.Windows.Forms.MessageBox.Show($"UpgradeDB{newVersion} error: " + ex.Message);
}
doAfterQueries?.Invoke();
SQLExtRegister reg = new SQLExtRegister(this);
reg.PutSettingInt("DBVer", newVersion);
}
static public bool PutSettingDate(string key, DateTime value, TConn conn = null) // public IF
{
return(RegisterPut(cn => { var reg = new SQLExtRegister(cn); return reg.PutSettingString(key, value.ToStringZulu()); }, conn));
}
static public bool PutSettingString(string key, string strvalue, TConn conn = null) // public IF
{
return(RegisterPut(cn => { var reg = new SQLExtRegister(cn); return reg.PutSettingString(key, strvalue); }, conn));
}
static public bool PutSettingBool(string key, bool boolvalue, TConn conn = null)
{
return(RegisterPut(cn => { var reg = new SQLExtRegister(cn); return reg.PutSettingBool(key, boolvalue); }, conn));
}
static public string GetSettingString(string key, string defaultvalue, TConn conn = null)
{
return(RegisterGet(key, defaultvalue, cn => { var reg = new SQLExtRegister(cn); return reg.GetSettingString(key, defaultvalue); }, conn));
}
static public bool GetSettingBool(string key, bool defaultvalue, TConn conn = null)
{
return(RegisterGet(key, defaultvalue, cn => { var reg = new SQLExtRegister(cn); return reg.GetSettingBool(key, defaultvalue); }, conn));
}
static public double GetSettingDouble(string key, double defaultvalue, TConn conn = null)
{
return(RegisterGet(key, defaultvalue, cn => { var reg = new SQLExtRegister(cn); return reg.GetSettingDouble(key, defaultvalue); }, conn));
}
static public int GetSettingInt(string key, int defaultvalue, TConn conn = null)
{
return((int)RegisterGet(key, defaultvalue, cn => { var reg = new SQLExtRegister(cn); return reg.GetSettingInt(key, defaultvalue); }, conn));
}
static public bool DeleteKey(string key, TConn conn = null)
{
return(RegisterDelete(key, cn => { var reg = new SQLExtRegister(cn); return reg.DeleteKey(key); }, conn));
}
static public bool keyExists(string sKey, TConn conn = null)
{
return(RegisterGet(sKey, false, cn => { var reg = new SQLExtRegister(cn); return reg.keyExists(sKey); }, conn));
}
