package com.avaje.ebeaninternal.server.expression;

import com.avaje.ebean.event.BeanQueryRequest;
import com.avaje.ebeaninternal.api.ManyWhereJoins;
import com.avaje.ebeaninternal.api.SpiExpression;
import com.avaje.ebeaninternal.api.SpiExpressionRequest;
import com.avaje.ebeaninternal.server.deploy.BeanDescriptor;

class RawExpression implements SpiExpression {

  private static final long serialVersionUID = 7973903141340334606L;

  private final String sql;

  private final Object[] values;

  RawExpression(String sql, Object[] values) {
    this.sql = sql;
    this.values = values;
  }

  public void containsMany(BeanDescriptor<?> desc, ManyWhereJoins manyWhereJoin) {

  }

  public void addBindValues(SpiExpressionRequest request) {
    if (values != null) {
      for (int i = 0; i < values.length; i++) {
        request.addBindValue(values[i]);
      }
    }
  }

  public void addSql(SpiExpressionRequest request) {
    request.append(sql);
  }

  /**
   * Based on the sql.
   */
  public int queryAutoFetchHash() {
    int hc = RawExpression.class.getName().hashCode();
    hc = hc * 31 + sql.hashCode();
    return hc;
  }

  public int queryPlanHash(BeanQueryRequest<?> request) {
    return queryAutoFetchHash();
  }

  public int queryBindHash() {
    return sql.hashCode();
  }
}