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/*
* Copyright 2020, 2021 KRR Oxford
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package uk.ac.ox.cs.rsacomb.implicits
import tech.oxfordsemantic.jrdfox.logic.Datatype
import tech.oxfordsemantic.jrdfox.logic.expression.{Literal, FunctionCall, Term}
import tech.oxfordsemantic.jrdfox.logic.datalog.{
BindAtom,
TupleTableAtom,
TupleTableName
}
import tech.oxfordsemantic.jrdfox.logic.expression.{IRI}
import uk.ac.ox.cs.rsacomb.ontology.RSAOntology
import uk.ac.ox.cs.rsacomb.suffix.{RSASuffix, Nth}
import uk.ac.ox.cs.rsacomb.util.{DataFactory, RDFoxUtil}
object RSAAtom {
implicit class RSAAtom(val atom: TupleTableAtom) {
import RDFox._
import JavaCollections._
val tt: TupleTableName = atom.getTupleTableName
val args: List[Term] = atom.getArguments
val isRDF: Boolean = atom.getArguments.length == 3
val isClassAssertion: Boolean =
isRDF && atom.getArguments.get(1) == IRI.RDF_TYPE
val isRoleAssertion: Boolean = isRDF && !isClassAssertion
// def <<(suffix: RSASuffix): TupleTableAtom =
// if (isRDF) {
// val subj = atom.getArguments.get(0)
// val pred = atom.getArguments.get(1)
// val obj = atom.getArguments.get(2)
// if (isClassAssertion) {
// val obj1 = obj match {
// case iri: IRI => IRI.create(iri.getIRI :: suffix)
// case other => other
// }
// TupleTableAtom.create(tt, subj, pred, obj1)
// } else {
// val pred1 = pred match {
// case iri: IRI => IRI.create(iri.getIRI :: suffix)
// case other => other
// }
// TupleTableAtom.create(tt, subj, pred1, obj)
// }
// } else atom
// def reified(implicit
// fresh: DataFactory
// ): (Option[TupleTableAtom], List[TupleTableAtom]) =
// if (isRDF) {
// (None, List(atom))
// } else {
// val varS = fresh.getVariable
// val skolem = RDFoxUtil.skolem(name, (args :+ varS): _*)
// val atom = TupleTableAtom.rdf(varS, IRI.RDF_TYPE, name)
// val atoms = args.zipWithIndex
// .map { case (a, i) => TupleTableAtom.rdf(varS, name :: Nth(i), a) }
// (Some(skolem), atom :: atoms)
// }
}
}
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