private static bool CheckItem(ApiOutput item)
{
string check_query = $"SELECT COUNT(*) FROM schema1.local_table WHERE `pk`='{item.c1_pk}';";
if (OpenConnection() == true)
{
MySqlCommand cmd = new MySqlCommand(check_query, conn);
try
{
int queryOp = int.Parse(cmd.ExecuteScalar().ToString());
if (queryOp == 0)
{
Console.WriteLine("Row doesn't exist.");
CloseConnection();
return(false);
}
else //already exists
{
Console.WriteLine("Row exists.");
CloseConnection();
return(true);
}
}
catch (MySqlException ex)
{
Console.WriteLine(ex.Message);
return(false);
}
}
else
{
return(false);
}
}
private static void UpdateDb(ApiOutput item)
{
string update_query = $"UPDATE schema1.local_table SET `name`='{item.c2_name}', `amount`='{item.c3_amount}' WHERE `pk`= '{item.c1_pk}';";
if (OpenConnection() == true)
{
MySqlCommand cmd = new MySqlCommand(update_query, conn);
try
{
cmd.ExecuteNonQuery();
Console.WriteLine("Row Updated.");
}
catch (MySqlException ex)
{
Console.WriteLine(ex.Message);
}
CloseConnection();
}
}
private static void DeleteFromDb(ApiOutput item)
{
string delete_query = $"DELETE FROM schema1.local_table WHERE `pk`='{item.c1_pk}';";
if (OpenConnection() == true)
{
MySqlCommand cmd = new MySqlCommand(delete_query, conn);
try
{
cmd.ExecuteNonQuery();
Console.WriteLine("Row Deleted.");
}
catch (MySqlException ex)
{
Console.WriteLine(ex.Message);
}
CloseConnection();
}
}
private static void InsertToDb(ApiOutput item)
{
string insert_query = $"INSERT INTO schema1.local_table (`pk`, `name`, `amount`) VALUES ('{item.c1_pk}','{item.c2_name}','{item.c3_amount}');"; //'2021-01-28 12:59:52'
if (OpenConnection() == true)
{
MySqlCommand cmd = new MySqlCommand(insert_query, conn);
try
{
cmd.ExecuteNonQuery();
Console.WriteLine("New Row Inserted.");
}
catch (MySqlException ex)
{
Console.WriteLine(ex.Message);
}
CloseConnection();
}
}
