public FuelRecordRepository(string connection)
{
_context = new FuelTrackerContext(connection);
if (!_context.DatabaseExists())
{
_context.CreateDatabase();
}
}
public CarDetailsViewModel(FuelTrackerContext context, System.Int32 id)
: this(context)
{
if (id <= 0)
{
throw new ArgumentException("id must be greater than 0!");
}
this.Load(id);
}
public FuelRecordDetailsViewModel(FuelTrackerContext context, int id)
: this(context)
{
if (id <= 0)
{
throw new ArgumentException("id must be greater than 0!");
}
this.Load(id);
}
public FuelRecordsListViewModel(FuelTrackerContext context)
{
if (context == null)
{
throw new ArgumentNullException("repository must not be null");
}
this._context = context;
//create database if not exists
if (!_context.DatabaseExists())
{
_context.CreateDatabase();
}
}
public CarCreateOrEditViewModel(FuelTrackerContext context)
{
if (context == null)
{
throw new ArgumentNullException("context must not be null");
}
this._context = context;
//create database if not exists
if (!_context.DatabaseExists())
{
_context.CreateDatabase();
}
this.Car = new Car();
}
private FuelRecordDetailsViewModel(FuelTrackerContext context)
{
if (context == null)
{
throw new ArgumentNullException("context must not be null");
}
this._context = context;
//create database if not exists
if (!_context.DatabaseExists())
{
_context.CreateDatabase();
}
this.FuelRecord = new FuelRecord();
}
public CarCreateOrEditViewModel(FuelTrackerContext context, System.Int32 id)
: this(context)
{
if (id < 0)
{
throw new ArgumentException("id must be greater than 0!");
}
if (id == 0)
{
this.CreateNew();
}
else
{
this.Load(id);
}
}