package cn.com.lzt.common.util;

import java.lang.annotation.Annotation;
import java.util.HashMap;
import java.util.List;

import javax.persistence.Table;

import org.apache.commons.lang3.StringUtils;
import org.jeecgframework.core.util.ApplicationContextUtil;

import cn.com.lzt.extattribute.entity.ExtAttribulteBaseEntity;
import cn.com.lzt.extattribute.page.ExtAttributePage;
import cn.com.lzt.extattribute.service.ExtAttributeServiceI;
import cn.com.lzt.extattributedefset.entity.ExtAttributeDefsetEntity;

public class ExtAttributeUtil {
	
	private static HashMap<String,HashMap<String,ExtAttributeDefsetEntity>> extAttriSetMap = new HashMap<String, HashMap<String,ExtAttributeDefsetEntity>>();
	/*
	 * 获取扩展属性设置值
	 * @return 未找到，返回null
	 * */
	public static Object getExtAttritueValue(ExtAttribulteBaseEntity entity, String extcode) {
		Object extValue = null;
		Annotation[] anno = entity.getClass().getAnnotations();
		String tableName = "";
		for (int i = 0; i < anno.length; i++) {
			if (anno[i] instanceof Table) {
				Table table = (Table) anno[i];
				System.out.println(table.name());
				tableName = table.name();
			}
		}
		boolean contain = false;
		if (!extAttriSetMap.containsKey(tableName) || !extAttriSetMap.get(tableName).containsKey(extcode)) {
			ExtAttributeServiceI extService = ApplicationContextUtil.getContext().getBean(ExtAttributeServiceI.class);
			List<ExtAttributeDefsetEntity> extSetList = extService.getExtSetting(tableName);
			if(extSetList.size() == 0)
				return null;
			HashMap<String,ExtAttributeDefsetEntity> defMap ;
			if(extAttriSetMap.containsKey(tableName)) {
				defMap = extAttriSetMap.get(tableName);
			}else {
				defMap = new HashMap<String, ExtAttributeDefsetEntity>();
			}
				
			for (ExtAttributeDefsetEntity attri : extSetList) {
				if(!defMap.containsKey(attri.getExtcode())){
					defMap.put(attri.getExtcode(), attri);
				}
				if(attri.getExtcode().equals(extcode))
					contain = true;
			}
		}
		if(contain) {
			String tableField = extAttriSetMap.get(tableName).get(extcode).getTablefieldname();
			extValue = BeanRefUtil.getFieldValueMap(entity).get(tableField);
		}
		return extValue;
	}
	/**
	 * 刷新指定单据（档案）的扩展属性设置缓存
	 * */
	public static void refreshExtAttributeSetting(ExtAttributePage extMain) {
		HashMap<String, ExtAttributeDefsetEntity> defMap = new HashMap<String, ExtAttributeDefsetEntity>();
		for(ExtAttributeDefsetEntity attri: extMain.getExtAttributeDefsetList()) {
			if(StringUtils.isNotEmpty(attri.getExtcode()))
				defMap.put(attri.getExtcode(), attri);
		}
		extAttriSetMap.put(extMain.getTablename(), defMap);
	}
}