/// <summary>
/// Adds a single condition to a <see cref="TermEngineBuilder{T, TTermOption}"/>.
/// <param name="builder"></param>
/// <param name="matchQuery">An async predicate to apply when the term is parsed.</param>
/// </summary>
public static QueryUnaryEngineBuilder <T> OneCondition <T>(this TermEngineBuilder <T, QueryTermOption <T> > builder, Func <string, IQuery <T>, QueryExecutionContext <T>, ValueTask <IQuery <T> > > matchQuery) where T : class
{
var operatorBuilder = new QueryUnaryEngineBuilder <T>(builder.Name, matchQuery);
builder.SetOperator(operatorBuilder);
return(operatorBuilder);
}
/// <summary>
/// Adds a condition which supports many operations to a <see cref="TermEngineBuilder{T, TTermOption}"/>
/// <param name="builder"></param>
/// <param name="matchQuery">The predicate to apply when the term is parsed with an AND or OR operator.</param>
/// <param name="notMatchQuery">The predicate to apply when the term is parsed with a NOT operator.</param>
/// </summary>
public static QueryBooleanEngineBuilder <T> ManyCondition <T>(
this TermEngineBuilder <T, QueryTermOption <T> > builder,
Func <string, IQuery <T>, IQuery <T> > matchQuery,
Func <string, IQuery <T>, IQuery <T> > notMatchQuery) where T : class
{
ValueTask <IQuery <T> > valueMatch(string q, IQuery <T> val, QueryExecutionContext <T> ctx) => new(matchQuery(q, val));
ValueTask <IQuery <T> > valueNotMatch(string q, IQuery <T> val, QueryExecutionContext <T> ctx) => new(notMatchQuery(q, val));
return(builder.ManyCondition(valueMatch, valueNotMatch));
}
public QueryEngineBuilder <T> SetTermParser(TermEngineBuilder <T, QueryTermOption <T> > builder)
{
_termBuilders[builder.Name] = builder;
return(this);
}
/// <summary>
/// Adds a single condition to a <see cref="TermEngineBuilder{T, TTermOption}"/>.
/// <param name="builder"></param>.
/// <param name="matchQuery">The predicate to apply when the term is parsed.</param>
/// </summary>
public static QueryUnaryEngineBuilder <T> OneCondition <T>(this TermEngineBuilder <T, QueryTermOption <T> > builder, Func <string, IQuery <T>, IQuery <T> > matchQuery) where T : class
{
ValueTask <IQuery <T> > valueQuery(string q, IQuery <T> val, QueryExecutionContext <T> ctx) => new(matchQuery(q, val));
return(builder.OneCondition(valueQuery));
}
