package com.yeshi.fanli.controller.admin;

import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.yeshi.utils.JsonUtil;

import com.google.gson.Gson;
import com.google.gson.reflect.TypeToken;
import com.yeshi.fanli.entity.common.AdminUser;
import com.yeshi.fanli.service.inter.lable.LabelGoodsService;
import com.yeshi.fanli.util.Constant;
import com.yeshi.fanli.util.StringUtil;

@Controller
@RequestMapping("admin/new/api/v1/labelGoods")
public class LabelGoodsAdminController {

	@Resource
	private LabelGoodsService labelGoodsService;


	/**
	 * 批量商品添加标签-关联lableId
	 * 
	 * @param callback
	 * @param labIds
	 * @param goodIds
	 * @param request
	 * @param out
	 */
	@RequestMapping(value = "batchGoodsAddLables")
	public void batchGoodsAddLables(String callback, String labIds, String ids, 
			HttpServletRequest request, PrintWriter out) {

		if (StringUtil.isNullOrEmpty(ids)) {
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择需操作的商品"));
			return;
		}

		Gson gson = new Gson();
		List<Long> goodsIdList = gson.fromJson(ids, new TypeToken<ArrayList<Long>>() {}.getType());
		if (goodsIdList == null || goodsIdList.size() == 0) {
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择需操作的商品"));
			return;
		}
		
		try {
			// 获取当前操作用户
			AdminUser admin = (AdminUser) request.getSession().getAttribute(Constant.SESSION_ADMIN);

			if (goodsIdList.size() == 1) {
				List<Long> labIdList = null;
				if (!StringUtil.isNullOrEmpty(labIds)) {
					labIdList = gson.fromJson(labIds, new TypeToken<ArrayList<Long>>() {}.getType());
				}
				
				// 单个处理
				Long goodsId = goodsIdList.get(0);
				labelGoodsService.singleGoodsAddLables(goodsId, labIdList, admin);
			} else {
				if (StringUtil.isNullOrEmpty(labIds)) {
					JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择添加的标签"));
					return;
				}
				
				List<Long> labIdList = gson.fromJson(labIds, new TypeToken<ArrayList<Long>>() {}.getType());
				if (labIdList == null || labIdList.size() == 0) {
					JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择添加的标签"));
					return;
				}
				// 批量处理
				labelGoodsService.batchGoodsAddLables(goodsIdList, labIdList, admin);
			}

			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult("操作成功"));

		} catch (Exception e) {
			// TODO Auto-generated catch block
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("操作异常"));
			e.printStackTrace();
		}
	}

	/**
	 * 批量商品添加标签-关联lableId
	 * 
	 * @param callback
	 * @param labIds
	 * @param goodIds
	 * @param request
	 * @param out
	 */
	@RequestMapping(value = "singleGoodsAddLables")
	public void singleGoodsAddLables(String callback, String labIds, Long goodsId, 
			HttpServletRequest request, PrintWriter out) {

		try {
			// 获取当前操作用户
			AdminUser admin = (AdminUser) request.getSession().getAttribute(Constant.SESSION_ADMIN);


			if (goodsId == null) {
				JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择需操作的商品"));
				return;
			}

			Gson gson = new Gson();
			List<Long> labIdList = gson.fromJson(labIds, new TypeToken<ArrayList<Long>>() {}.getType());

			labelGoodsService.singleGoodsAddLables(goodsId, labIdList, admin);

			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult("操作成功"));

		} catch (Exception e) {
			// TODO Auto-generated catch block
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("操作异常"));
			e.printStackTrace();
		}
	}
	
	
}