private void GenerateCaseStatements(
IEnumerable <MemberPath> members,
HashSet <FragmentQuery> outputUsedViews)
{
CellTreeNode rightDomainQuery = (CellTreeNode) new OpCellTreeNode(this._context, CellTreeOpType.Union, (CellTreeNode[])this._context.AllWrappersForExtent.Where <LeftCellWrapper>((Func <LeftCellWrapper, bool>)(w => this._usedViews.Contains(w.FragmentQuery))).Select <LeftCellWrapper, LeafCellTreeNode>((Func <LeftCellWrapper, LeafCellTreeNode>)(wrapper => new LeafCellTreeNode(this._context, wrapper))).ToArray <LeafCellTreeNode>());
foreach (MemberPath member in members)
{
List <Constant> list = this.GetDomain(member).ToList <Constant>();
CaseStatement caseStatement = new CaseStatement(member);
Tile <FragmentQuery> tile = (Tile <FragmentQuery>)null;
bool flag = list.Count != 2 || !list.Contains <Constant>(Constant.Null, Constant.EqualityComparer) || !list.Contains <Constant>(Constant.NotNull, Constant.EqualityComparer);
foreach (Constant domainValue in list)
{
if (domainValue == Constant.Undefined && this._context.ViewTarget == ViewTarget.QueryView)
{
caseStatement.AddWhenThen(BoolExpression.False, (ProjectedSlot) new ConstantProjectedSlot(Constant.Undefined));
}
else
{
FragmentQuery memberConditionQuery = this.CreateMemberConditionQuery(member, domainValue);
Tile <FragmentQuery> rewriting;
if (this.FindRewritingAndUsedViews((IEnumerable <MemberPath>)memberConditionQuery.Attributes, memberConditionQuery.Condition, outputUsedViews, out rewriting))
{
if (this._context.ViewTarget == ViewTarget.UpdateView)
{
tile = tile != null?this._qp.Union(tile, rewriting) : rewriting;
}
if (flag)
{
if (this.AddRewritingToCaseStatement(rewriting, caseStatement, member, domainValue))
{
break;
}
}
}
else if (!QueryRewriter.IsDefaultValue(domainValue, member) && !ErrorPatternMatcher.FindMappingErrors(this._context, this._domainMap, this._errorLog))
{
StringBuilder builder = new StringBuilder();
string str1 = StringUtil.FormatInvariant("{0}", (object)this._extentPath);
string str2 = this._context.ViewTarget == ViewTarget.QueryView ? Strings.ViewGen_Entities : Strings.ViewGen_Tuples;
if (this._context.ViewTarget == ViewTarget.QueryView)
{
builder.AppendLine(Strings.Viewgen_CannotGenerateQueryViewUnderNoValidation((object)str1));
}
else
{
builder.AppendLine(Strings.ViewGen_Cannot_Disambiguate_MultiConstant((object)str2, (object)str1));
}
RewritingValidator.EntityConfigurationToUserString(memberConditionQuery.Condition, builder, this._context.ViewTarget == ViewTarget.UpdateView);
this._errorLog.AddEntry(new ErrorLog.Record(ViewGenErrorCode.AmbiguousMultiConstants, builder.ToString(), (IEnumerable <LeftCellWrapper>) this._context.AllWrappersForExtent, string.Empty));
}
}
}
if (this._errorLog.Count == 0)
{
if (this._context.ViewTarget == ViewTarget.UpdateView && flag)
{
this.AddElseDefaultToCaseStatement(member, caseStatement, list, rightDomainQuery, tile);
}
if (caseStatement.Clauses.Count > 0)
{
this._caseStatements[member] = caseStatement;
}
}
}
}
private void AdjustMemberDomainsForUpdateViews()
{
if (this._context.ViewTarget != ViewTarget.UpdateView)
{
return;
}
foreach (MemberPath memberPath in new List <MemberPath>(this._domainMap.ConditionMembers(this._extentPath.Extent)))
{
MemberPath currentPath = memberPath;
Constant domainValue1 = this._domainMap.GetDomain(currentPath).FirstOrDefault <Constant>((Func <Constant, bool>)(domainValue => QueryRewriter.IsDefaultValue(domainValue, currentPath)));
if (domainValue1 != null)
{
this.RemoveUnusedValueFromStoreDomain(domainValue1, currentPath);
}
Constant domainValue2 = this._domainMap.GetDomain(currentPath).FirstOrDefault <Constant>((Func <Constant, bool>)(domainValue => domainValue is NegatedConstant));
if (domainValue2 != null)
{
this.RemoveUnusedValueFromStoreDomain(domainValue2, currentPath);
}
}
}