/// <summary>
/// Evaluates a condition.
/// </summary>
public bool EvaluateCondition(RSConditionData inCondition)
{
Assert.True(!inCondition.Target.IsMultiValue(), "Multi-target queries cannot be right-hand values for conditions");
MultiReturn <RSValue> query = ResolveValue(inCondition.Query);
RSValue target = ResolveValue(inCondition.Target).ForceSingle();
CompareOperator op = inCondition.Operator;
if (query.Set != null)
{
Subset subset = inCondition.MultiQuerySubset;
foreach (var check in query.Set)
{
bool bPass = Evaluate(op, check, target);
switch (subset)
{
case Subset.All:
{
if (!bPass)
{
return(false);
}
break;
}
case Subset.Any:
{
if (bPass)
{
return(true);
}
break;
}
case Subset.None:
{
if (bPass)
{
return(false);
}
break;
}
}
}
switch (subset)
{
case Subset.All:
case Subset.None:
return(true);
default:
return(false);
}
}
return(Evaluate(op, query.Single, target));
}
private MultiReturn <IRSRuntimeEntity> ResolveEntityLinks(MultiReturn <IRSRuntimeEntity> inEntities, string inLinks, bool inbUseFirstLink)
{
if (string.IsNullOrEmpty(inLinks))
{
return(inEntities);
}
return(new MultiReturn <IRSRuntimeEntity>(EnumerateEntityLinks(inEntities, inLinks, inbUseFirstLink)));
}
/// <summary>
/// Performs an action on entities.
/// </summary>
public MultiReturn <ActionResult> PerformAction(RSActionData inAction)
{
RSActionInfo actionInfo = m_Environment.Library.GetAction(inAction.Action.Id);
MultiReturn <IRSRuntimeEntity> targets = ResolveEntity(inAction.Action.Scope);
ResolveArgsArray(inAction.Arguments, actionInfo.TempArgStorage);
if (targets.Set != null)
{
return(new MultiReturn <ActionResult>(m_Environment.PerformActions(targets.Set, actionInfo, actionInfo.TempArgStorage, this)));
}
return(new MultiReturn <ActionResult>(m_Environment.PerformAction(targets.Single, actionInfo, actionInfo.TempArgStorage, this)));
}
/// <summary>
/// Resolves a query to a set of values.
/// </summary>
public MultiReturn <RSValue> EvaluateQuery(EntityScopedIdentifier inQuery, NestedValue[] inArguments)
{
RSQueryInfo queryInfo = m_Environment.Library.GetQuery(inQuery.Id);
MultiReturn <IRSRuntimeEntity> targets = ResolveEntity(inQuery.Scope);
ResolveArgsArray(inArguments, queryInfo.TempArgStorage);
if (targets.Set != null)
{
return(new MultiReturn <RSValue>(m_Environment.EvaluateQueries(targets.Set, queryInfo, queryInfo.TempArgStorage, this)));
}
return(new MultiReturn <RSValue>(m_Environment.EvaluateQuery(targets.Single, queryInfo, queryInfo.TempArgStorage, this)));
}
private IEnumerable <IRSRuntimeEntity> EnumerateEntityLinks(MultiReturn <IRSRuntimeEntity> inEntities, string inLinks, bool inbUseFirstLink)
{
using (PooledList <StringSlice> paths = PooledList <StringSlice> .Alloc())
{
int sliceCount = StringSlice.Split(inLinks, EntityLinkSplitChars, StringSplitOptions.None, paths);
foreach (var entity in inEntities)
{
IRSRuntimeEntity currentEntity = entity;
for (int i = 0; currentEntity != null && i < sliceCount - 1; ++i)
{
StringSlice path = paths[i];
currentEntity = currentEntity.Links?.EntityWithLink(path);
}
if (currentEntity != null)
{
var links = currentEntity.Links;
if (links == null)
{
continue;
}
if (inbUseFirstLink)
{
yield return(links.EntityWithLink(paths[sliceCount - 1]));
}
else
{
foreach (var linkedEntity in links.EntitiesWithLink(paths[sliceCount - 1]))
{
yield return(linkedEntity);
}
}
}
}
}
}
/// <summary>
/// Resolves scope to an entity or set of entities.
/// </summary>
public MultiReturn <IRSRuntimeEntity> ResolveEntity(EntityScopeData inScope)
{
MultiReturn <IRSRuntimeEntity> returnVal;
switch (inScope.Type)
{
case EntityScopeType.Null:
{
returnVal = MultiReturn <IRSRuntimeEntity> .Default;
break;
}
case EntityScopeType.Self:
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Self);
break;
}
case EntityScopeType.Global:
{
return(new MultiReturn <IRSRuntimeEntity>());
}
case EntityScopeType.Argument:
{
returnVal = ResolveEntity(m_Argument.AsEntity);
break;
}
case EntityScopeType.ObjectById:
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntityWithId(inScope.IdArg));
break;
}
case EntityScopeType.ObjectInRegister:
{
EntityScopeData id = PeekRegister(inScope.RegisterArg).AsEntity;
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntityWithId(id.IdArg));
break;
}
case EntityScopeType.ObjectsWithGroup:
{
if (inScope.UseFirst)
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntityWithGroup(inScope.GroupArg));
}
else
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntitiesWithGroup(inScope.GroupArg));
}
break;
}
case EntityScopeType.ObjectsWithName:
{
if (inScope.UseFirst)
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntityWithName(inScope.SearchArg));
}
else
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntitiesWithName(inScope.SearchArg));
}
break;
}
case EntityScopeType.ObjectsWithPrefab:
{
if (inScope.UseFirst)
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntityWithPrefab(inScope.SearchArg));
}
else
{
returnVal = new MultiReturn <IRSRuntimeEntity>(m_Environment.Entities.Lookup.EntitiesWithPrefab(inScope.SearchArg));
}
break;
}
case EntityScopeType.Invalid:
{
Assert.Fail("Missing entity reference");
return(MultiReturn <IRSRuntimeEntity> .Default);
}
default:
{
Assert.Fail("Unrecognized scope type {0}", inScope.Type);
return(MultiReturn <IRSRuntimeEntity> .Default);
}
}
return(ResolveEntityLinks(returnVal, inScope.LinksArg, inScope.UseFirstLink));
}
