public int RevokeFrequentFlyerMiles(int travelerId, int milesToRevoke)
{
int actualMilesToRevoke = 0;
using (FrequentFlyerRepository repository = new FrequentFlyerRepository(ConnectionName))
{
FrequentFlyer member = repository.GetSingle(travelerId);
//the traveler is not a BB member - 0 miles revoked
if (member == null)
{
return(0);
}
//if the number of miles to revoke exceeds the accumulated miles, just set the accumulated miles to zero
actualMilesToRevoke = Math.Min(member.Miles, milesToRevoke);
member.Miles -= actualMilesToRevoke;
repository.Edit(member);
repository.Save();
}
return(actualMilesToRevoke);
}
public int GetAccumulatedMiles(int travelerId)
{
using (FrequentFlyerRepository repository = new FrequentFlyerRepository(ConnectionName))
{
FrequentFlyer member = repository.GetSingle(travelerId);
if (member == null)
{
return(0);
}
else
{
return(member.Miles);
}
}
}
public int AddFrequentFlyerMiles(int travelerId, int miles)
{
using (FrequentFlyerRepository repository = new FrequentFlyerRepository(ConnectionName))
{
FrequentFlyer member = repository.GetSingle(travelerId);
if (member == null)
{
member = new FrequentFlyer {
TravelerId = travelerId, Miles = miles
};
repository.Add(member);
}
else
{
member.Miles += miles;
repository.Edit(member);
}
repository.Save();
}
return(miles);
}
public void Edit(FrequentFlyer entity)
{
var originalEntity = context.FrequentFlyers.Find(entity.FrequentFlyerId);
context.Entry(originalEntity).CurrentValues.SetValues(entity);
}
public void Delete(FrequentFlyer entity)
{
context.FrequentFlyers.Find(entity.FrequentFlyerId);
context.FrequentFlyers.Remove(entity);
}
public void Add(FrequentFlyer entity)
{
context.FrequentFlyers.Add(entity);
}
public async Task UpdateAsync(FrequentFlyer customer) => await _repository.UpdateAsync(customer);
public async Task HandleAsync(SignedUp @event, ICorrelationContext context)
=> await _handler.Handle(async() =>
{
var frequentFlyer = new FrequentFlyer(@event.UserId, @event.Email);
await _frequentFlyersRepository.CreateAsync(frequentFlyer);
}).ExecuteAsync();
