package org.cyclop.service.completion.intern.parser.select;
import static org.cyclop.common.QueryHelper.extractTableName;
import java.util.Optional;
import java.util.SortedSet;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import javax.inject.Named;
import org.cyclop.model.CqlColumnName;
import org.cyclop.model.CqlCompletion;
import org.cyclop.model.CqlKeyword;
import org.cyclop.model.CqlQuery;
import org.cyclop.model.CqlTable;
import org.cyclop.service.cassandra.QueryService;
import org.cyclop.service.completion.intern.parser.MarkerBasedCompletion;
/** @author Maciej Miklas */
@Named("select.WhereClausePartCompletion")
class WhereCompletion extends MarkerBasedCompletion {
@Inject
private QueryService queryService;
private CqlCompletion.BuilderTemplate builderTemplate;
public WhereCompletion() {
super(CqlKeyword.Def.WHERE.value);
}
@PostConstruct
public void init() {
builderTemplate = CqlCompletion.Builder.naturalOrder().all(CqlKeyword.Def.LIMIT.value)
.all(CqlKeyword.Def.ALLOW_FILTERING.value).all(CqlKeyword.Def.AND.value)
.full(CqlKeyword.Def.IN_BL.value).min(CqlKeyword.Def.IN.value).all(CqlKeyword.Def.ORDER_BY.value)
.template();
}
@Override
public CqlCompletion getCompletion(CqlQuery query) {
CqlCompletion.Builder builder = builderTemplate.naturalOrder();
Optional<CqlTable> table = extractTableName(CqlKeyword.Def.FROM.value, query);
SortedSet<CqlColumnName> columnNames = queryService.findColumnNames(table);
builder.all(columnNames);
CqlCompletion cmp = builder.build();
return cmp;
}
}