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package ru.curs.celesta.dbutils.term;

import ru.curs.celesta.dbutils.QueryBuildingHelper;
import ru.curs.celesta.dbutils.filter.In;
import ru.curs.celesta.dbutils.filter.value.FieldsLookup;
import ru.curs.celesta.dbutils.stmt.ParameterSetter;

import java.util.List;
import java.util.stream.Collectors;

/**
 * Created by ioann on 01.06.2017.
 */
public final class InTerm extends WhereTerm {

  private final In filter;
  private final QueryBuildingHelper queryBuildingHelper;

  public InTerm(In filter, QueryBuildingHelper queryBuildingHelper) {
    this.filter = filter;
    this.queryBuildingHelper = queryBuildingHelper;
  }

  @Override
  public String getWhere() {
    return filter.getLookupWhereTermMap().entrySet().stream()
        .map(e -> buildWhereLookup(e.getKey(), e.getValue()))
        .collect(Collectors.joining(" AND "));
  }

  @Override
  @SuppressWarnings("HiddenField")
  public void programParams(List program, QueryBuildingHelper queryBuildingHelper) {
    for (WhereTermsMaker wtm : filter.getOtherWhereTermMakers()) {
      if (wtm != null) {
        wtm.getWhereTerm().programParams(program, queryBuildingHelper);
      }
    }
  }


  private String buildWhereLookup(FieldsLookup lookup, WhereTermsMaker whereTermsMaker) {

    final String otherWhere;
    if (whereTermsMaker != null) {
      otherWhere = whereTermsMaker.getWhereTerm().getWhere();
    } else {
      otherWhere = "";
    }

    return queryBuildingHelper.getInFilterClause(lookup.getFiltered(), lookup.getFiltering(),
            lookup.getFields(), lookup.getOtherFields(), otherWhere);

  }

}