deleteConversation method
Implementation
Future<void> deleteConversation(String uuid) async {
final db = await _getDb();
await db.transaction((txn) async {
await txn.delete(
_tableConversationName,
where: '$_columnUuid = ?',
whereArgs: [uuid],
);
await txn.delete(
_tableMessageName,
where: '$_columnUuid = ?',
whereArgs: [uuid],
);
});
}