/*******************************************************************************
 * Copyright 2017 Bstek
 *
 * 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 com.bstek.ureport.expression.model.condition;

import com.bstek.ureport.Utils;
import com.bstek.ureport.build.Context;
import com.bstek.ureport.expression.model.Expression;
import com.bstek.ureport.expression.model.data.ExpressionData;
import com.bstek.ureport.model.Cell;
import org.apache.commons.lang3.StringUtils;
import org.codehaus.jackson.annotate.JsonIgnore;

/**
 * @author Jacky.gao
 * @since 2016年11月22日
 */
public class PropertyExpressionCondition extends BaseCondition {
    private final ConditionType type = ConditionType.property;
    @JsonIgnore
    private String leftProperty;
    @JsonIgnore
    private Expression rightExpression;

    @Override
    Object computeLeft(Cell cell, Cell currentCell, Object obj, Context context) {
        if (StringUtils.isNotBlank(leftProperty)) {
            return Utils.getProperty(obj, leftProperty);
        } else {
            return cell.getData();
        }
    }

    @Override
    Object computeRight(Cell cell, Cell currentCell, Object obj, Context context) {
        ExpressionData<?> exprData = rightExpression.execute(cell, currentCell, context);
        return extractExpressionData(exprData);
    }

    @Override
    public ConditionType getType() {
        return type;
    }

    public void setLeftProperty(String leftProperty) {
        this.leftProperty = leftProperty;
    }

    public void setRightExpression(Expression rightExpression) {
        this.rightExpression = rightExpression;
    }

    public String getLeftProperty() {
        return leftProperty;
    }

    public Expression getRightExpression() {
        return rightExpression;
    }
}
