internal static void BindParameter(IntPtr stmt, int index, object value, bool storeDateTimeAsTicks)
{
if (value == null)
{
SQLite3.BindNull(stmt, index);
}
else if (value is int)
{
SQLite3.BindInt(stmt, index, (int)value);
}
else if (value is string)
{
SQLite3.BindText(stmt, index, (string)value, -1, NegativePointer);
}
else if (value is byte || value is ushort || value is sbyte || value is short)
{
SQLite3.BindInt(stmt, index, Convert.ToInt32(value));
}
else if (value is bool)
{
SQLite3.BindInt(stmt, index, ((bool)value) ? 1 : 0);
}
else if (value is uint || value is long)
{
SQLite3.BindInt64(stmt, index, Convert.ToInt64(value));
}
else if (value is float || value is double || value is decimal)
{
SQLite3.BindDouble(stmt, index, Convert.ToDouble(value));
}
else if (value is TimeSpan)
{
SQLite3.BindInt64(stmt, index, ((TimeSpan)value).Ticks);
}
else if (value is DateTime)
{
if (storeDateTimeAsTicks)
{
SQLite3.BindInt64(stmt, index, ((DateTime)value).Ticks);
}
else
{
SQLite3.BindText(stmt, index, ((DateTime)value).ToString("yyyy-MM-dd HH:mm:ss"), -1, NegativePointer);
}
}
else if (value is DateTimeOffset)
{
SQLite3.BindInt64(stmt, index, ((DateTimeOffset)value).UtcTicks);
}
else if (value.GetType().IsEnum)
{
SQLite3.BindInt(stmt, index, Convert.ToInt32(value));
}
else if (value is byte[])
{
SQLite3.BindBlob(stmt, index, (byte[])value, ((byte[])value).Length, NegativePointer);
}
else
{
if (!(value is Guid))
{
throw new NotSupportedException("Cannot store type: " + value.GetType());
}
SQLite3.BindText(stmt, index, ((Guid)value).ToString(), 72, NegativePointer);
}
}
private object ReadCol(IntPtr stmt, int index, SQLite3.ColType type, Type clrType)
{
if (type == SQLite3.ColType.Null)
{
return(null);
}
if (clrType == typeof(string))
{
return(SQLite3.ColumnString(stmt, index));
}
if (clrType == typeof(int))
{
return(SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(bool))
{
return(SQLite3.ColumnInt(stmt, index) == 1);
}
if (clrType == typeof(double))
{
return(SQLite3.ColumnDouble(stmt, index));
}
if (clrType == typeof(float))
{
return((float)SQLite3.ColumnDouble(stmt, index));
}
if (clrType == typeof(TimeSpan))
{
return(new TimeSpan(SQLite3.ColumnInt64(stmt, index)));
}
if (clrType == typeof(DateTime))
{
if (_conn.StoreDateTimeAsTicks)
{
return(new DateTime(SQLite3.ColumnInt64(stmt, index)));
}
string s = SQLite3.ColumnString(stmt, index);
return(DateTime.Parse(s));
}
if (clrType == typeof(DateTimeOffset))
{
return(new DateTimeOffset(SQLite3.ColumnInt64(stmt, index), TimeSpan.Zero));
}
if (clrType.IsEnum)
{
return(SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(long))
{
return(SQLite3.ColumnInt64(stmt, index));
}
if (clrType == typeof(uint))
{
return((uint)SQLite3.ColumnInt64(stmt, index));
}
if (clrType == typeof(decimal))
{
return((decimal)SQLite3.ColumnDouble(stmt, index));
}
if (clrType == typeof(byte))
{
return((byte)SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(ushort))
{
return((ushort)SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(short))
{
return((short)SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(sbyte))
{
return((sbyte)SQLite3.ColumnInt(stmt, index));
}
if (clrType == typeof(byte[]))
{
return(SQLite3.ColumnByteArray(stmt, index));
}
if (clrType == typeof(Guid))
{
string g = SQLite3.ColumnString(stmt, index);
return(new Guid(g));
}
throw new NotSupportedException("Don't know how to read " + clrType);
}
public static string ColumnString(IntPtr stmt, int index)
{
return(Marshal.PtrToStringUni(SQLite3.ColumnText16(stmt, index)));
}
private void Finalize(IntPtr stmt)
{
SQLite3.Finalize(stmt);
}
private static void RegisterDefaultTypes()
{
#if UNITY_STANDALONE
Register(
typeof(Vector2),
(stmt, index) =>
{
var bytes = SQLite3.ColumnByteArray(stmt, index);
var x = BitConverter.ToSingle(bytes, 0);
var y = BitConverter.ToSingle(bytes, sizeof(float));
return(new Vector2(x, y));
},
(c) =>
{
return("blob");
},
(stmt, index, value) =>
{
var vec = (Vector2)value;
var bytes = new byte[sizeof(float) * 2];
Buffer.BlockCopy(BitConverter.GetBytes(vec.x), 0, bytes, 0, sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.y), 0, bytes, sizeof(float), sizeof(float));
SQLite3.BindBlob(stmt, index, bytes, bytes.Length, new System.IntPtr(-1));
});
Register(
typeof(Vector3),
(stmt, index) =>
{
var bytes = SQLite3.ColumnByteArray(stmt, index);
var x = BitConverter.ToSingle(bytes, 0);
var y = BitConverter.ToSingle(bytes, sizeof(float));
var z = BitConverter.ToSingle(bytes, sizeof(float) * 2);
return(new Vector3(x, y, z));
},
(c) =>
{
return("blob");
},
(stmt, index, value) =>
{
var vec = (Vector3)value;
var bytes = new byte[sizeof(float) * 3];
Buffer.BlockCopy(BitConverter.GetBytes(vec.x), 0, bytes, 0, sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.y), 0, bytes, sizeof(float), sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.z), 0, bytes, sizeof(float) * 2, sizeof(float));
SQLite3.BindBlob(stmt, index, bytes, bytes.Length, new System.IntPtr(-1));
});
Register(
typeof(Color),
(stmt, index) =>
{
var bytes = SQLite3.ColumnByteArray(stmt, index);
var r = BitConverter.ToSingle(bytes, 0);
var g = BitConverter.ToSingle(bytes, sizeof(float));
var b = BitConverter.ToSingle(bytes, sizeof(float) * 2);
var a = BitConverter.ToSingle(bytes, sizeof(float) * 3);
return(new Color(r, g, b, a));
},
(c) =>
{
return("blob");
},
(stmt, index, value) =>
{
var vec = (Color)value;
var bytes = new byte[sizeof(float) * 4];
Buffer.BlockCopy(BitConverter.GetBytes(vec.r), 0, bytes, 0, sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.g), 0, bytes, sizeof(float), sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.b), 0, bytes, sizeof(float) * 2, sizeof(float));
Buffer.BlockCopy(BitConverter.GetBytes(vec.a), 0, bytes, sizeof(float) * 3, sizeof(float));
SQLite3.BindBlob(stmt, index, bytes, bytes.Length, new System.IntPtr(-1));
});
#endif
}
/// <summary> /// Gets the last row identifier. /// </summary> /// <returns> /// The <see cref="long"/>. /// </returns> public long GetLastRowId() => SQLite3.LastInsertRowid(this.Handle);
protected virtual IntPtr Prepare()
{
return(SQLite3.Prepare2(Connection.Handle, CommandText));
}
protected virtual Sqlite3Statement Prepare()
{
var stmt = SQLite3.Prepare2(Connection.Handle, CommandText);
return(stmt);
}
object ReadCol(Sqlite3Statement stmt, int index, SQLite3.ColType type, Type clrType)
{
if (type == SQLite3.ColType.Null)
{
return(null);
}
else
{
if (clrType == typeof(String))
{
return(SQLite3.ColumnString(stmt, index));
}
else if (clrType == typeof(Int32))
{
return((int)SQLite3.ColumnInt(stmt, index));
}
else if (clrType == typeof(Boolean))
{
return(SQLite3.ColumnInt(stmt, index) == 1);
}
else if (clrType == typeof(double))
{
return(SQLite3.ColumnDouble(stmt, index));
}
else if (clrType == typeof(float))
{
return((float)SQLite3.ColumnDouble(stmt, index));
}
else if (clrType == typeof(TimeSpan))
{
return(new TimeSpan(SQLite3.ColumnInt64(stmt, index)));
}
else if (clrType == typeof(DateTime))
{
if (_conn.StoreDateTimeAsTicks)
{
return(new DateTime(SQLite3.ColumnInt64(stmt, index)));
}
else
{
var text = SQLite3.ColumnString(stmt, index);
DateTime resultDate;
if (!DateTime.TryParseExact(text, DateTimeExactStoreFormat, System.Globalization.CultureInfo.InvariantCulture, System.Globalization.DateTimeStyles.None, out resultDate))
{
resultDate = DateTime.Parse(text);
}
return(resultDate);
}
}
else if (clrType == typeof(DateTimeOffset))
{
return(new DateTimeOffset(SQLite3.ColumnInt64(stmt, index), TimeSpan.Zero));
#if !USE_NEW_REFLECTION_API
}
else if (clrType.IsEnum)
{
#else
}
else if (clrType.GetTypeInfo().IsEnum)
{
#endif
if (type == SQLite3.ColType.Text)
{
var value = SQLite3.ColumnString(stmt, index);
return(Enum.Parse(clrType, value.ToString(), true));
}
else
{
return(SQLite3.ColumnInt(stmt, index));
}
}
else if (clrType == typeof(Int64))
{
return(SQLite3.ColumnInt64(stmt, index));
}
else if (clrType == typeof(UInt32))
{
return((uint)SQLite3.ColumnInt64(stmt, index));
}
else if (clrType == typeof(decimal))
{
return((decimal)SQLite3.ColumnDouble(stmt, index));
}
else if (clrType == typeof(Byte))
{
return((byte)SQLite3.ColumnInt(stmt, index));
}
else if (clrType == typeof(UInt16))
{
return((ushort)SQLite3.ColumnInt(stmt, index));
}
else if (clrType == typeof(Int16))
{
return((short)SQLite3.ColumnInt(stmt, index));
}
else if (clrType == typeof(sbyte))
{
return((sbyte)SQLite3.ColumnInt(stmt, index));
}
else if (clrType == typeof(byte[]))
{
return(SQLite3.ColumnByteArray(stmt, index));
}
else if (clrType == typeof(Guid))
{
var text = SQLite3.ColumnString(stmt, index);
return(new Guid(text));
}
else
{
throw new NotSupportedException("Don't know how to read " + clrType);
}
}
}
internal static void BindParameter(Sqlite3Statement stmt, int index, object value, bool storeDateTimeAsTicks)
{
if (value == null)
{
SQLite3.BindNull(stmt, index);
}
else
{
if (value is Int32)
{
SQLite3.BindInt(stmt, index, (int)value);
}
else if (value is String)
{
SQLite3.BindText(stmt, index, (string)value, -1, NegativePointer);
}
else if (value is Byte || value is UInt16 || value is SByte || value is Int16)
{
SQLite3.BindInt(stmt, index, Convert.ToInt32(value));
}
else if (value is Boolean)
{
SQLite3.BindInt(stmt, index, (bool)value ? 1 : 0);
}
else if (value is UInt32 || value is Int64)
{
SQLite3.BindInt64(stmt, index, Convert.ToInt64(value));
}
else if (value is Single || value is Double || value is Decimal)
{
SQLite3.BindDouble(stmt, index, Convert.ToDouble(value));
}
else if (value is TimeSpan)
{
SQLite3.BindInt64(stmt, index, ((TimeSpan)value).Ticks);
}
else if (value is DateTime)
{
if (storeDateTimeAsTicks)
{
SQLite3.BindInt64(stmt, index, ((DateTime)value).Ticks);
}
else
{
SQLite3.BindText(stmt, index, ((DateTime)value).ToString(DateTimeExactStoreFormat, System.Globalization.CultureInfo.InvariantCulture), -1, NegativePointer);
}
}
else if (value is DateTimeOffset)
{
SQLite3.BindInt64(stmt, index, ((DateTimeOffset)value).UtcTicks);
}
else
{
// Now we could possibly get an enum, retrieve cached info
var valueType = value.GetType();
var enumInfo = EnumCache.GetInfo(valueType);
if (enumInfo.IsEnum)
{
var enumIntValue = Convert.ToInt32(value);
if (enumInfo.StoreAsText)
{
SQLite3.BindText(stmt, index, enumInfo.EnumValues[enumIntValue], -1, NegativePointer);
}
else
{
SQLite3.BindInt(stmt, index, enumIntValue);
}
}
else if (value is byte[])
{
SQLite3.BindBlob(stmt, index, (byte[])value, ((byte[])value).Length, NegativePointer);
}
else if (value is Guid)
{
SQLite3.BindText(stmt, index, ((Guid)value).ToString(), 72, NegativePointer);
}
else
{
throw new NotSupportedException("Cannot store type: " + value.GetType());
}
}
}
}
void Finalize(Sqlite3Statement stmt)
{
SQLite3.Finalize(stmt);
}
