private void DbAction(Action <AutoServiceDb> action, Action <AutoServiceDb> finallyAction = null)
{
using (AutoServiceDb context = new AutoServiceDb(_connectionString))
{
DbAction(context, action, finallyAction);
}
}
internal void Create(AutoServiceDb inputContext)
{
DbAction(inputContext, context =>
{
if (context.Database.Exists())
{
context.Database.Delete();
}
context.Database.Create();
});
}
internal void Connect(AutoServiceDb inputContext)
{
DbAction(inputContext, context =>
{
if (!context.Database.Exists())
{
throw new DatabaseMissingException("Базы данных не существует");
}
Load(context);
});
}
private void DbAction(AutoServiceDb context, Action <AutoServiceDb> action,
Action <AutoServiceDb> finallyAction = null)
{
using (context)
{
try
{
action(context);
}
catch (Exception e)
{
_logger.Log(e);
_logger.SetError(this);
}
finally
{
finallyAction?.Invoke(context);
}
}
}
internal void CreateIfNotExists(AutoServiceDb inputContext)
{
DbAction(inputContext, context => { context.Database.CreateIfNotExists(); });
}
internal void Load(AutoServiceDb context)
{
_orders = context.Orders.ToList();
_customers = context.Customers.ToList();
_cars = context.Cars.ToList();
}
