package com.yeshi.fanli.controller.admin.shop;

import java.io.InputStream;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;

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

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.yeshi.utils.JsonUtil;
import org.yeshi.utils.tencentcloud.COSManager;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.yeshi.fanli.entity.shop.BanLiShopGoodsClass;
import com.yeshi.fanli.exception.shop.BanLiShopGoodsClassException;
import com.yeshi.fanli.service.inter.shop.BanLiShopGoodsClassService;
import com.yeshi.fanli.tag.PageEntity;
import com.yeshi.fanli.util.Constant;
import com.yeshi.fanli.util.FilePathEnum;
import com.yeshi.fanli.util.StringUtil;

import net.sf.json.JSONObject;

@Controller
@RequestMapping("admin/new/api/v1/blClass")
public class BanLiShopGoodsClassAdminController {
	
	@Resource
	private BanLiShopGoodsClassService banLiShopGoodsClassService;
	
	
	/**
	 * 保存信息
	 * 
	 * @param callback
	 * @param special
	 * @param out
	 */
	@RequestMapping(value = "save")
	public void save(String callback, BanLiShopGoodsClass record, HttpServletRequest request, PrintWriter out) {
		try {
			String picture = null;
			if (request instanceof MultipartHttpServletRequest) {
		        MultipartHttpServletRequest fileRequest = (MultipartHttpServletRequest) request;
		        MultipartFile file = fileRequest.getFile("file");
		        if (file != null)
					picture = uploadPicture(file);
	        }
			record.setPicture(picture);
			banLiShopGoodsClassService.save(record);
			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult("保存成功"));
		} catch (BanLiShopGoodsClassException e) {
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult(e.getMsg()));
		} catch (Exception e) {
			e.printStackTrace();
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("操作异常"));
		}
	}

	/**
	 * 上传图片
	 * @param file
	 * @return
	 * @throws Exception
	 */
	private String uploadPicture(MultipartFile file) throws Exception {
		// 文件解析 
		InputStream inputStream = file.getInputStream();
		String contentType = file.getContentType();
		String type = contentType.substring(contentType.indexOf("/") + 1);
	
		// 文件路径
		String filePath=FilePathEnum.banLiShopClass.getPath()+UUID.randomUUID().toString().replace("-", "") + "." + type;
		// 执行上传
		return COSManager.getInstance().uploadFile(inputStream, filePath).getUrl();
	}
	
	 /** 
	 * 删除
	 * @param callback
	 * @param idArray
	 * @param out
	 */
	@RequestMapping(value = "delete")
	public void delete(String callback, String idArray, PrintWriter out) {
		try {
			if (StringUtil.isNullOrEmpty(idArray)) {
				JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("请选择操作的数据"));
				return;
			}

			Gson gson = new Gson();
			List<Long> list = gson.fromJson(idArray, new TypeToken<ArrayList<Long>>() {
			}.getType());
			if (list == null || list.size() == 0) {
				JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("未检测到删除的数据"));
				return;
			}
			banLiShopGoodsClassService.delete(list);
			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult("成功删除数据"));
		} catch (Exception e) {
			e.printStackTrace();
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("删除失败"));
		}
	}
	
	
	/**
	 * 查询
	 * @param callback
	 * @param pageIndex
	 * @param pageSize
	 * @param key  模糊查询：说明、标识
	 * @param out
	 */
	@RequestMapping(value = "query")
	public void query(String callback, Integer pageIndex, Integer pageSize, String key, PrintWriter out) {
		try {
			if (pageIndex == null || pageIndex < 1)
				pageIndex = 1;
	
			if (pageSize == null || pageSize < 1) 
				pageSize = Constant.PAGE_SIZE;
	
			List<BanLiShopGoodsClass> list = banLiShopGoodsClassService.listGoodsClass(pageIndex, pageSize, key);
			if (list == null || list.size() == 0) {
				JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("暂无数据"));
				return;
			}
			
			long count = banLiShopGoodsClassService.countGoodsClass(key);
			
			int totalPage = (int) (count % pageSize == 0 ? count / pageSize : count / pageSize + 1);
			PageEntity pe = new PageEntity(pageIndex, pageSize, count, totalPage);

			GsonBuilder gsonBuilder = new GsonBuilder();
			gsonBuilder.serializeNulls(); 
			Gson gson = gsonBuilder.setDateFormat("yyyy/MM/dd HH:mm:ss").create();

			JSONObject data = new JSONObject();
			data.put("pe", pe);
			data.put("result_list", gson.toJson(list));
			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult(data));
		} catch (Exception e) {
			e.printStackTrace();
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("操作异常"));
		}
	}

	
	
	/**
	 * 筛选列表
	 * 
	 * @param callback
	 * @param out
	 */
	@RequestMapping(value = "getOptions")
	public void getOptions(String callback, PrintWriter out) {
		try {
			List<BanLiShopGoodsClass> list = banLiShopGoodsClassService.listAllGoodsClass();
			if (list == null || list.size() == 0) {
				JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("暂无数据"));
				return;
			}

			List<Object> result_list = new ArrayList<Object>();
			if (list != null && list.size() > 0) {
				for (BanLiShopGoodsClass record : list) {
					Map<String, Object> map = new HashMap<String, Object>();
					map.put("key", record.getId());
					map.put("value", record.getName());
					result_list.add(map);
				}
			}

			JSONObject data = new JSONObject();
			data.put("result_list", result_list);
			JsonUtil.printMode(out, callback, JsonUtil.loadTrueResult(data));
		} catch (Exception e) {
			JsonUtil.printMode(out, callback, JsonUtil.loadFalseResult("操作异常"));
			e.printStackTrace();
		}
	}
}