private LogicalTerm getLogicalTerm(QueryBuilderQueriesParser.LogicalTermContext context)
{
if (context.relationalOperator() != null)
{
var ret = new RelationalLogicalTerm();
var Element = metadata.EntityRelationshipModel.FindByName(context.simpleAttribute().elementName.Text);
var Attribute = Element.GetAttribute(context.simpleAttribute().attribute.Text);
Map.MapRule ElementRule = metadata.ERMongoMapping.Rules.First(R => R.Source.Name == Element.Name);
string AttributeMap = ElementRule.Rules.First(R => R.Key == Attribute.Name).Value;
ret.SimpleAttribute = new SimpleAttribute($"${AttributeMap}");
ret.Value = context.value().GetText();
switch (context.relationalOperator().GetText())
{
case "=":
ret.RelationalOperator = RelationalOperator.EQUAL;
break;
case "<>":
ret.RelationalOperator = RelationalOperator.NOT_EQUAL;
break;
case ">=":
ret.RelationalOperator = RelationalOperator.GREATER_EQUAL;
break;
case "<=":
ret.RelationalOperator = RelationalOperator.LESS_EQUAL;
break;
case ">":
ret.RelationalOperator = RelationalOperator.GREATER;
break;
case "<":
ret.RelationalOperator = RelationalOperator.LESS;
break;
case "like":
ret.RelationalOperator = RelationalOperator.LIKE;
break;
case "is":
ret.RelationalOperator = RelationalOperator.IS;
break;
}
return(ret);
}
else if (context.rangeOperator() != null)
{
var ret = new RangeLogicalTerm();
var Element = metadata.EntityRelationshipModel.FindByName(context.simpleAttribute().elementName.Text);
var Attribute = Element.GetAttribute(context.simpleAttribute().attribute.Text);
Map.MapRule ElementRule = metadata.ERMongoMapping.Rules.First(R => R.Source.Name == Element.Name);
string AttributeMap = ElementRule.Rules.First(R => R.Key == Attribute.Name).Value;
ret.SimpleAttribute = new SimpleAttribute($"${AttributeMap}");
switch (context.rangeOperator().type)
{
case "BETWEEN":
ret.RangeOperator = RangeOperator.BETWEEN;
context.rangeOperator().value().ToList().ForEach(v => ret.Values.Add(v.GetText()));
break;
case "NOT_IN_QUERY":
ret.RangeOperator = RangeOperator.NOT_IN_QUERY;
break;
case "NOT_IN_VALUES":
ret.RangeOperator = RangeOperator.NOT_IN_VALUES;
context.rangeOperator().value().ToList().ForEach(v => ret.Values.Add(v.GetText()));
break;
case "IN_QUERY":
ret.RangeOperator = RangeOperator.IN_QUERY;
break;
case "IN_VALUES":
ret.RangeOperator = RangeOperator.IN_VALUES;
context.rangeOperator().value().ToList().ForEach(v => ret.Values.Add(v.GetText()));
break;
case "NOT_EXISTS_QUERY":
ret.RangeOperator = RangeOperator.NOT_EXISTS_QUERY;
break;
case "EXISTS_QUERY":
ret.RangeOperator = RangeOperator.EXISTS_QUERY;
break;
}
return(ret);
}
else
{
var ret = new ParenthesisLogicalTerm();
ret.LogicalExpression = getLogicalExpression(context.logicalExpression());
return(ret);
}
}
/// <summary>
/// Exit a parse tree produced by <see cref="QueryBuilderQueriesParser.logicalTerm"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitLogicalTerm([NotNull] QueryBuilderQueriesParser.LogicalTermContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="QueryBuilderQueriesParser.logicalTerm"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitLogicalTerm([NotNull] QueryBuilderQueriesParser.LogicalTermContext context)
{
return(VisitChildren(context));
}
