public bool CurrentlyAllowsFallSpring(UnitMove move)
{
// does not check pre-conditions like "is the proper unit in the edge.source"
// we rely on the UnitMove generator to check these and only generate valid possible moves
// this is only checking the given move is valid based on all other moves in this set
if (move.IsHold)
{
return(!TargetTerritories.Contains(move.Edge.Source.Territory));
}
else if (move.IsDisband)
{
bool otherPowerMovingIn = this.Where(u => u.Unit.Power != move.Unit.Power)
.Select(u => u.Edge.Target?.Territory)
.Contains(move.Edge.Source.Territory);
IEnumerable <MapNode> adjacentMapNodes = move.Unit.MyMap.AdjacentInEdges(move.Edge.Source).Select(e => e.Source);
bool otherPowerHoldingAdjacent = Holds.Where(u => u.Unit.Power != move.Unit.Power)
.Select(u => u.Edge.Source)
.Intersect(adjacentMapNodes)
.Any();
return(otherPowerHoldingAdjacent && otherPowerMovingIn);
}
else if (move.IsConvoy)
{
bool necessaryFleetsHolding = move.ConvoyRoute.All(mn => Holds.Select(um => um.Edge.Target).Contains(mn));
bool targetTerritoryEmpty = !TargetTerritories.Contains(move.Edge.Target.Territory);
return(necessaryFleetsHolding && targetTerritoryEmpty);
}
else
{
bool targetTerritoryEmpty = !TargetTerritories.Contains(move.Edge.Target.Territory);
bool noSwap = !this.Any(um => um.Edge.Source.Territory == move.Edge.Target.Territory && um.Edge.Target.Territory == move.Edge.Source.Territory);
return(targetTerritoryEmpty && noSwap);
}
}
public IEnumerable <ValidationResult> Validate(ValidationContext validationContext)
{
if (string.IsNullOrWhiteSpace(Name))
{
yield return(new ValidationResult("Name cannot be empty or whitespace."));
}
if (DateSet > DateTimeOffset.Now)
{
yield return(new ValidationResult("Date set cannot be in the future."));
}
if (TechGradeId == null && BGradeId == null && PoveyGradeId == null && FurlongGradeId == null)
{
yield return(new ValidationResult("Must include at least one grade."));
}
if (Holds == null || !Holds.Any())
{
yield return(new ValidationResult("Must include at least 1 hold."));
}
foreach (var error in Holds.SelectMany(hold => hold.Validate(validationContext)))
{
yield return(error);
}
if (NewRules != null)
{
foreach (var error in NewRules.SelectMany(rule => rule.Validate(validationContext)))
{
yield return(error);
}
}
if (ExistingRuleIds?.Any(ruleId => ruleId <= 0) ?? false)
{
yield return(new ValidationResult("Existing rule IDs must be positive integers."));
}
if (StyleSymbolIds?.Any(styleSymbolId => styleSymbolId <= 0) ?? false)
{
yield return(new ValidationResult("Style symbol IDs must be positive integers."));
}
if (Holds != null)
{
var standingStartHolds = Holds.Where(hold => hold.IsStandingStartHold);
if (standingStartHolds.Any())
{
bool reachedEndOfStandingStartHolds = false;
for (int i = 0; i < Holds.Count(); i++)
{
var hold = Holds[i];
if (hold.IsStandingStartHold)
{
if (reachedEndOfStandingStartHolds)
{
yield return(new ValidationResult("Cannot have a standing start hold after a normal hold."));
break;
}
}
else
{
reachedEndOfStandingStartHolds = true;
}
}
}
}
}
