private CheckEventChain SetChainProperties(ICollection <Chain> ChainCollection, Chain Chain)
{
var eventChain = new CheckEventChain()
{
CurrentEvent = GetEventEntity(Chain.Id.Value),
PassEvent = GetEventEntity(Chain.SuccessEvent),
FailEvent = GetEventEntity(Chain.FailEvent)
};
eventChain.PassEventNotFound = Chain.SuccessEvent.HasValue && eventChain.PassEvent == null;
eventChain.FailEventNotFound = Chain.FailEvent.HasValue && eventChain.FailEvent == null;
eventChain.CurrentEventIsStart = Chain.IsStart;
var references = ChainCollection.Where(x => x.SuccessEvent == Chain.Id.Value ||
x.FailEvent == Chain.Id.Value).Select(x => x.Id.Value);
eventChain.CurrentEventReferences = new List <int>();
eventChain.CurrentEventReferences.AddRange(references);
return(eventChain);
}
/// <summary>
/// Validate a Chain object depending on its type. It will also check its success/fail events if any.
/// </summary>
/// <param name="chainEvent">This object contains the current event and its success/fail events if any plus any
/// references to the current object.</param>
/// <returns></returns>
private async Task <bool> Validate(CheckEventChain chainEvent)
{
var eventDto = _mapper.Map <EventEntity>(chainEvent.CurrentEvent);
if (eventDto == null || chainEvent.PassEventNotFound || chainEvent.FailEventNotFound)
{
AddErrorToCollection(new Error
{
Key = "Bad Event Reference",
Message = "An event referenced in your Chain does not exist for this game."
});
return(false);
}
var type = eventDto.Type;
var valid = true;
// depending on the event type apply different rules
if (type == EventType.Submission)
{
// then make sure its ok it should be set as a start event
// it must have at least a pass round
var hasPassEvent = chainEvent.PassEvent != null ? true : false;
var hasFailEvent = chainEvent.FailEvent != null ? true : false;
var passTimeCheck = false;
var failTimeCheck = false;
if (hasPassEvent)
{
// check start dates of pass or fail events are after the current eventdto.
passTimeCheck = chainEvent.PassEvent.StartDate > eventDto.EndDate ? true : false;
}
if (hasFailEvent)
{
failTimeCheck = chainEvent.FailEvent.StartDate > eventDto.EndDate ? true : false;
}
if (hasPassEvent && (!passTimeCheck)) // if it has a pass event but has failed the time check.
{
valid = false;
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Clashes with event id " + chainEvent.PassEvent.Id + ". Please check times don't overlap."
});
}
if (hasFailEvent && (!failTimeCheck))
{
valid = false;
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Clashes with event id " + chainEvent.FailEvent.Id + ". Please check times don't overlap."
});
}
if (chainEvent.CurrentEventReferences.Count > 0)
{
// iterate over references to this event to make sure dates dont collide.
foreach (var id in chainEvent.CurrentEventReferences)
{
var eventEntity = GetEventEntity(id);
// now check end dates dont clash with start dates.
if (eventEntity.EndDate > eventDto.StartDate)
{
valid = false;
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Dates clashing with another event."
});
}
}
}
chainEvent.IsValid = valid;
}
else if (type == EventType.Moderate)
{
// it MUST sit inbetween two other events.
if (chainEvent.CurrentEventReferences.Count > 0)
{
valid = true;
}
else
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '" + eventDto.Type + "' must follow another event in the Chain."
});
return(false);
}
if (chainEvent.CurrentEventIsStart)
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '" + eventDto.Type + "' cannot start a Chain."
});
return(false);
}
// so check other events that this event id is used in either a pass or fail event
// MIGHT NOT NEED TO DO THIS AS I CHECK ALL OTHER PASS FAIL EVENTS SO IT SHOULD BE PICKED UP
//foreach (var eventRef in ChainEvent.CurrentEventReferences)
//{
// // this eventref MUST happen before the current one we are validating
// var e = GetEventEntity(eventRef);
// var timeCheck = false;
// // check end dates of pass or fail events are BEFORE the current eventdto startdate
// timeCheck = e.EndDate < eventDto.StartDate ? true : false;
// valid = timeCheck;
// if (!valid)
// {
// AddErrorToCollection(new Error
// {
// Key = "Event Id " + eventDto.Id,
// Message = "Chain for event Id " + eventDto.Id + " type of "
// + eventDto.Type + ". Dates clashing with another event."
// });
// break;
// }
//}
// it must have at least a pass round
var hasPassEvent = chainEvent.PassEvent != null ? true : false;
var hasFailEvent = chainEvent.FailEvent != null ? true : false;
var passTimeCheck = false;
var failTimeCheck = false;
if (hasPassEvent)
{
// check start dates of pass or fail events are after the current eventdto.
passTimeCheck = chainEvent.PassEvent.StartDate > eventDto.EndDate ? true : false;
}
if (hasFailEvent)
{
failTimeCheck = chainEvent.FailEvent.StartDate > eventDto.EndDate ? true : false;
}
if (hasPassEvent && passTimeCheck)
{
valid = true;
}
else
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Chain for event Id " + eventDto.Id + " type of '"
+ eventDto.Type + "'. Must have a success event set and times must not clash."
});
valid = false;
}
if (hasFailEvent && (!failTimeCheck))
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Clashes with event id " + chainEvent.FailEvent.Id + ". Please check times don't overlap."
});
valid = false;
}
chainEvent.IsValid = valid;
}
else if (type == EventType.Custom)
{
// cannot start a chain
if (chainEvent.CurrentEventIsStart)
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '" + eventDto.Type + "' cannot start a Chain."
});
return(false);
}
return(true);
}
else if (type == EventType.RandomDraw)
{
// it MUST have a previous event.
if (chainEvent.CurrentEventReferences.Count > 0)
{
valid = true;
}
else
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "' must follow another event in the Chain."
});
}
if (chainEvent.CurrentEventIsStart)
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '" + eventDto.Type + "' cannot start a Chain."
});
return(false);
}
// so check other events that this event id is used in either a pass or fail event
// MIGHT NOT NEED TO DO THIS AS I CHECK ALL OTHER PASS FAIL EVENTS SO IT SHOULD BE PICKED UP
//foreach (var eventRef in ChainEvent.CurrentEventReferences)
//{
// // this eventref MUST happen before the current one we are validating
// var e = GetEventEntity(eventRef);
// var timeCheck = false;
// // check end dates of pass or fail events are BEFORE the current eventdto startdate
// timeCheck = e.EndDate < eventDto.StartDate ? true : false;
// valid = timeCheck;
// if (!valid)
// {
// AddErrorToCollection(new Error
// {
// Key = "Event Id " + eventDto.Id,
// Message = "Chain for event Id " + eventDto.Id + " type of "
// + eventDto.Type + ". Dates clashing with another event."
// });
// break;
// }
//}
// check any pass or fail events that times dont collide.
var hasPassEvent = chainEvent.PassEvent != null ? true : false;
var hasFailEvent = chainEvent.FailEvent != null ? true : false;
var passTimeCheck = false;
var failTimeCheck = false;
if (hasPassEvent)
{
// check start dates of pass or fail events are after the current eventdto.
passTimeCheck = chainEvent.PassEvent.StartDate > eventDto.EndDate ? true : false;
}
else
{
// IT MUST HAVE A PASS EVENT TO PASS THE WINNERS ONTO.
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. It must have a success event to pass eventual winners onto."
});
valid = false;
}
if (hasFailEvent)
{
failTimeCheck = chainEvent.FailEvent.StartDate > eventDto.EndDate ? true : false;
}
// FAIL THE TIME CHECKS IF THEY COLLIDE WITH THIS CURRENT EVENT.
if (hasPassEvent && (!passTimeCheck))
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Clashes with event id " + chainEvent.PassEvent.Id + ". Please check times don't overlap."
});
valid = false;
}
if (hasFailEvent && (!failTimeCheck))
{
AddErrorToCollection(new Error
{
Key = "Event Id " + eventDto.Id,
Message = "Event of type '"
+ eventDto.Type + "'. Clashes with event id " + chainEvent.FailEvent.Id + ". Please check times don't overlap."
});
valid = false;
}
chainEvent.IsValid = valid;
}
return(valid);
}