package com.yeshi.fanli.controller.client;

import java.io.PrintWriter;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import javax.annotation.Resource;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.yeshi.utils.BigDecimalUtil;
import org.yeshi.utils.JsonUtil;
import org.yeshi.utils.taobao.TbImgUtil;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonElement;
import com.google.gson.JsonPrimitive;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import com.yeshi.fanli.entity.accept.AcceptData;
import com.yeshi.fanli.entity.bus.lable.QualityFactory;
import com.yeshi.fanli.entity.bus.msg.MsgAccountDetail;
import com.yeshi.fanli.entity.bus.msg.MsgInviteDetail;
import com.yeshi.fanli.entity.bus.msg.MsgMoneyDetail;
import com.yeshi.fanli.entity.bus.msg.MsgOrderDetail;
import com.yeshi.fanli.entity.bus.msg.UserMsgUnReadNum;
import com.yeshi.fanli.entity.bus.msg.UserSystemMsg;
import com.yeshi.fanli.entity.goods.CommonGoods;
import com.yeshi.fanli.entity.goods.RecommendUserGoods;
import com.yeshi.fanli.entity.taobao.TaoBaoGoodsBrief;
import com.yeshi.fanli.entity.taobao.TaoBaoSearchResult;
import com.yeshi.fanli.exception.goods.CommonGoodsException;
import com.yeshi.fanli.exception.goods.RecommendUserGoodsException;
import com.yeshi.fanli.exception.msg.UserSystemMsgException;
import com.yeshi.fanli.service.inter.goods.CommonGoodsService;
import com.yeshi.fanli.service.inter.goods.RecommendUserGoodsService;
import com.yeshi.fanli.service.inter.lable.QualityFactoryService;
import com.yeshi.fanli.service.inter.msg.MsgAccountDetailService;
import com.yeshi.fanli.service.inter.msg.MsgInviteDetailService;
import com.yeshi.fanli.service.inter.msg.MsgMoneyDetailService;
import com.yeshi.fanli.service.inter.msg.MsgOrderDetailService;
import com.yeshi.fanli.service.inter.msg.UserMsgReadStateService;
import com.yeshi.fanli.service.inter.msg.UserSystemMsgService;
import com.yeshi.fanli.service.inter.user.UserInfoService;
import com.yeshi.fanli.util.Constant;
import com.yeshi.fanli.util.StringUtil;
import com.yeshi.fanli.util.TimeUtil;
import com.yeshi.fanli.util.factory.CommonGoodsFactory;
import com.yeshi.fanli.util.factory.msg.UserMsgVOFactory;
import com.yeshi.fanli.util.taobao.TaoKeApiUtil;
import com.yeshi.fanli.vo.msg.UserHomeMsgVO;
import com.yeshi.fanli.vo.msg.UserMsgVO;
import com.yeshi.fanli.vo.msg.UserSystemMsgVO;

import net.sf.json.JSONObject;

@Controller
@RequestMapping("api/v1/user/msg")
public class UserMsgController {

	@Resource
	private MsgOrderDetailService msgOrderDetailService;

	@Resource
	private MsgMoneyDetailService msgMoneyDetailService;

	@Resource
	private MsgInviteDetailService msgInviteDetailService;

	@Resource
	private MsgAccountDetailService msgAccountDetailService;

	@Resource
	private UserMsgReadStateService userMsgReadStateService;

	@Resource
	private RecommendUserGoodsService recommendUserGoodsService;

	@Resource
	private UserInfoService userInfoService;

	@Resource
	private UserSystemMsgService userSystemMsgService;

	@Resource
	private CommonGoodsService commonGoodsService;

	@Resource
	private QualityFactoryService qualityFactoryService;

	// 消息的类型
	final static String MSG_TYPE_ORDER = "order";
	final static String MSG_TYPE_MONEY = "money";
	final static String MSG_TYPE_ACCOUNT = "account";
	final static String MSG_TYPE_INVITE = "invite";

	/**
	 * 获取订单消息列表
	 * 
	 * @param acceptData
	 * @param uid
	 * @param page
	 * @param out
	 */
	@RequestMapping(value = "getMsgList", method = RequestMethod.POST)
	public void getOrderMsgList(AcceptData acceptData, Long uid, int page, String type, PrintWriter out) {

		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}

		if (StringUtil.isNullOrEmpty(type)) {
			out.print(JsonUtil.loadFalseResult(2, "请上传type"));
			return;
		}

		List<UserMsgVO> list = new ArrayList<>();
		long count = 0;

		switch (type) {
		case MSG_TYPE_ORDER:
			userMsgReadStateService.readOrderMsg(uid);
			List<MsgOrderDetail> detailList = msgOrderDetailService.listMsgOrderDetail(uid, page);
			count = msgOrderDetailService.countMsgOrderDetail(uid);
			if (detailList != null)
				for (MsgOrderDetail detail : detailList)
					list.add(UserMsgVOFactory.create(detail));
			break;
		case MSG_TYPE_MONEY:
			userMsgReadStateService.readMoneyMsg(uid);
			List<MsgMoneyDetail> detailList1 = msgMoneyDetailService.listMsgMoneyDetail(uid, page);
			count = msgMoneyDetailService.countMsgMoneyDetail(uid);
			if (detailList1 != null)
				for (MsgMoneyDetail detail : detailList1)
					list.add(UserMsgVOFactory.create(detail));
			break;
		case MSG_TYPE_ACCOUNT:
			userMsgReadStateService.readAccountMsg(uid);
			List<MsgAccountDetail> detailList2 = msgAccountDetailService.listMsgAccountDetail(uid, page);
			count = msgAccountDetailService.countMsgAccountDetail(uid);
			if (detailList2 != null)
				for (MsgAccountDetail detail : detailList2)
					list.add(UserMsgVOFactory.create(detail));
			break;
		case MSG_TYPE_INVITE:
			userMsgReadStateService.readInviteMsg(uid);
			List<MsgInviteDetail> detailList3 = msgInviteDetailService.listMsgInviteDetail(uid, page);
			count = msgInviteDetailService.countMsgInviteDetail(uid);
			if (detailList3 != null)
				for (MsgInviteDetail detail : detailList3)
					list.add(UserMsgVOFactory.create(detail));
			break;
		}

		GsonBuilder builder = new GsonBuilder();
		builder = getTimeDescJsonBuilder(builder);
		JSONObject root = new JSONObject();
		root.put("data", builder.create().toJson(list));
		root.put("count", count);
		out.print(JsonUtil.loadTrueResult(root));
	}

	/**
	 * 获取消息未读数
	 * 
	 * @param acceptData
	 * @param uid
	 * @param out
	 */
	@RequestMapping(value = "getUnReadMsgCount", method = RequestMethod.POST)
	public void getUnReadMsgCount(AcceptData acceptData, Long uid, PrintWriter out) {
		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}
		UserMsgUnReadNum num = userMsgReadStateService.getReadStateByUid(uid);
		JSONObject data = JSONObject.fromObject(JsonUtil.getApiCommonGson().toJson(num));
		data.put("totalCount", num.getTypeAccount() + num.getTypeInvite() + num.getTypeMoney() + num.getTypeOrder()
				+ num.getTypeScore() + num.getTypeSystem());
		out.print(JsonUtil.loadTrueResult(data));
	}

	private String getTimeDesc(Date nowDate, Date targetDate) {
		Calendar now = Calendar.getInstance();
		now.setTime(nowDate);
		if (TimeUtil.getGernalTime(targetDate.getTime(), "yyyy-MM-dd")
				.equalsIgnoreCase(TimeUtil.getGernalTime(now.getTimeInMillis(), "yyyy-MM-dd"))) {
			return "今天 " + TimeUtil.getGernalTime(targetDate.getTime(), "HH:mm");
		} else if (TimeUtil.getGernalTime(targetDate.getTime(), "yyyy-MM-dd")
				.equalsIgnoreCase(TimeUtil.getGernalTime(now.getTimeInMillis() - 1000 * 60 * 60 * 24L, "yyyy-MM-dd"))) {
			return "昨天 " + TimeUtil.getGernalTime(targetDate.getTime(), "HH:mm");
		} else {
			return TimeUtil.getGernalTime(targetDate.getTime(), "yyyy.MM.dd HH:mm");
		}
	}

	private GsonBuilder getTimeDescJsonBuilder(GsonBuilder builder) {
		builder = builder.registerTypeAdapter(Date.class, new JsonSerializer<Date>() {
			@Override
			public JsonElement serialize(Date value, Type theType, JsonSerializationContext context) {
				if (value == null) {
					return new JsonPrimitive("");
				} else {
					Calendar now = Calendar.getInstance();
					return new JsonPrimitive(getTimeDesc(new Date(now.getTimeInMillis()), value));
				}
			}
		}).registerTypeAdapter(BigDecimal.class, new JsonSerializer<BigDecimal>() {
			@Override
			public JsonElement serialize(BigDecimal value, Type theType, JsonSerializationContext context) {
				if (value == null) {
					return new JsonPrimitive("0");
				} else {
					return new JsonPrimitive(BigDecimalUtil.getWithNoZera(value).toString());
				}
			}
		});

		return builder;
	}

	private void addRecommendGoods(Long uid, String imei, String idfa) {
		TaoBaoSearchResult result = TaoKeApiUtil.guessDeviceLike(1, 50, imei, idfa);
		if (result != null && result.getTaoBaoGoodsBriefs() != null) {
			for (int i = 0; i < result.getTaoBaoGoodsBriefs().size(); i++) {
				if (result.getTaoBaoGoodsBriefs().get(i).getCouponAmount() == null
						|| result.getTaoBaoGoodsBriefs().get(i).getCouponAmount().compareTo(new BigDecimal(0)) <= 0) {
					result.getTaoBaoGoodsBriefs().remove(i);
					i--;
				}
			}
			// 随机几个
			int count = (int) (Math.random() * 3) + 1;
			Set<Integer> positionList = new HashSet<>();
			for (int i = 0; i < count; i++)
				if (result.getTaoBaoGoodsBriefs().size() > 0) {
					positionList.add((int) (result.getTaoBaoGoodsBriefs().size() * Math.random()));
				}

			if (positionList != null && positionList.size() > 0) {
				List<CommonGoods> goodsList = new ArrayList<>();
				for (Integer p : positionList) {
					TaoBaoGoodsBrief goodsB = result.getTaoBaoGoodsBriefs().get(p);
					try {
						CommonGoods cgoods = commonGoodsService
								.addOrUpdateCommonGoods(CommonGoodsFactory.create(goodsB));
						goodsList.add(cgoods);
					} catch (CommonGoodsException e) {
						e.printStackTrace();
					}
				}
				try {
					recommendUserGoodsService.addRecommend(uid, "", goodsList);
				} catch (RecommendUserGoodsException e) {
					e.printStackTrace();
				}
			}
		}
	}

	private void addRecommendGoods(Long uid) {
		List<QualityFactory> qfList = qualityFactoryService.listByMinSalesCountOrderByCreateTimeDesc(10000, 1, 20);
		if (qfList != null && qfList != null) {
			for (int i = 0; i < qfList.size(); i++) {
				if (qfList.get(i).getTaoBaoGoodsBrief().getCouponAmount() == null
						|| qfList.get(i).getTaoBaoGoodsBrief().getCouponAmount().compareTo(new BigDecimal(0)) <= 0) {
					qfList.remove(i);
					i--;
				}
			}
			// 随机几个
			int count = (int) (Math.random() * 3) + 1;
			Set<Integer> positionList = new HashSet<>();
			for (int i = 0; i < count; i++)
				if (qfList.size() > 0) {
					positionList.add((int) (qfList.size() * Math.random()));
				}

			if (positionList != null && positionList.size() > 0) {
				List<CommonGoods> goodsList = new ArrayList<>();
				for (Integer p : positionList) {
					TaoBaoGoodsBrief goodsB = qfList.get(p).getTaoBaoGoodsBrief();
					try {
						CommonGoods cgoods = commonGoodsService
								.addOrUpdateCommonGoods(CommonGoodsFactory.create(goodsB));
						goodsList.add(cgoods);
					} catch (CommonGoodsException e) {
						e.printStackTrace();
					}
				}
				try {
					recommendUserGoodsService.addRecommend(uid, "", goodsList);
				} catch (RecommendUserGoodsException e) {
					e.printStackTrace();
				}
			}
		}
	}

	/**
	 * 获取首页消息
	 * 
	 * @param acceptData
	 * @param uid
	 * @param page
	 * @param out
	 */
	@RequestMapping(value = "getHomeMsgList", method = RequestMethod.POST)
	public void getHomeMsgList(AcceptData acceptData, Long uid, int page, PrintWriter out) {
		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}

		if (page == 1) {
			boolean canAdd = false;
			int hour = Calendar.getInstance().get(Calendar.HOUR);
			RecommendUserGoods goods = recommendUserGoodsService.getLatestRecommendUserGoods(uid);
			if (goods == null) {
				canAdd = true;
			} else {
				// 是否和上次间隔时间足够
				if (System.currentTimeMillis() - goods.getCreateTime().getTime() >= 1000 * 60 * 60 * 8L) {
					canAdd = true;
				}
			}

			if (canAdd) {
				if (hour < 12)
					addRecommendGoods(uid);
				else
					addRecommendGoods(uid, acceptData.getImei(), acceptData.getIdfa());
			}
		}

		List<UserHomeMsgVO> volist = new ArrayList<>();
		List<RecommendUserGoods> list = recommendUserGoodsService.listRecommend(uid, page, Constant.PAGE_SIZE);
		long count = recommendUserGoodsService.countRecommend(uid) + 1;// 计算欢迎语的数量

		Date now = new Date();
		for (RecommendUserGoods goods : list) {
			UserHomeMsgVO vo = new UserHomeMsgVO();
			vo.setContent(goods.getRecommendDesc());
			vo.setCreateTime(getTimeDesc(now, goods.getCreateTime()));
			if (goods.getGoodsList().size() == 1)
				vo.setType(UserHomeMsgVO.TYPE_GOODS_1);
			else if (goods.getGoodsList().size() == 2)
				vo.setType(UserHomeMsgVO.TYPE_GOODS_2);
			else if (goods.getGoodsList().size() == 3)
				vo.setType(UserHomeMsgVO.TYPE_GOODS_3);
			List<TaoBaoGoodsBrief> goodsList = new ArrayList<>();
			for (CommonGoods cg : goods.getGoodsList()) {
				if (goods.getGoodsList().size() == 1)
					cg.setPicture(TbImgUtil.getTBSizeImg(cg.getPicture(), 400));
				else if (goods.getGoodsList().size() == 2)
					cg.setPicture(TbImgUtil.getTBSizeImg(cg.getPicture(), 320));
				else if (goods.getGoodsList().size() == 3)
					cg.setPicture(TbImgUtil.getTBSizeImg(cg.getPicture(), 220));
				TaoBaoGoodsBrief tbGoods = new TaoBaoGoodsBrief();
				if (cg.getCouponAmount() == null)
					tbGoods.setCouponAmount(new BigDecimal(0));
				else
					tbGoods.setCouponAmount(cg.getCouponAmount());
				tbGoods.setAuctionId(cg.getGoodsId());
				tbGoods.setPictUrl(cg.getPicture());
				goodsList.add(tbGoods);
			}

			vo.setGoodsList(goodsList);
			vo.setTitle("猜你喜欢");
			vo.setIcon("http://img.flqapp.com/resource/msg/icon_msg_guess_like.png");
			volist.add(vo);
		}

		if (volist.size() > 0 && volist.size() < Constant.PAGE_SIZE) {
			// 添加欢迎语
			UserHomeMsgVO vo = new UserHomeMsgVO();
			vo.setContent("恭喜你，成为返利券的用户\n独家优惠券帮你省钱；\n参与奖金活动帮你赚钱；\n让返利券成为你的省钱助手吧！");
			vo.setTitle("新人欢迎");
			vo.setCreateTime(getTimeDesc(now, new Date(userInfoService.getUserById(uid).getCreatetime())));
			vo.setType(UserHomeMsgVO.TYPE_WELCOME);
			volist.add(vo);
		}

		JSONObject root = new JSONObject();
		root.put("msgList", new Gson().toJson(volist));
		if (page == 1) {
			UserMsgUnReadNum num = userMsgReadStateService.getReadStateByUid(uid);
			UserSystemMsg usm = userSystemMsgService.getLatestUserSystemMsg(uid);
			if (usm != null)
				root.put("systemMsg",
						new UserSystemMsgVO(usm.getId(), usm.getType().name(), usm.getSolved(), usm.getTitle(),
								usm.getContent(),
								usm.getTimeTag() == 1 ? "http://img.flqapp.com/resource/msg/icon_emergent.png" : "",
								"http://img.flqapp.com/resource/msg/icon_msg_system.png",
								getTimeDesc(now, usm.getCreateTime()), num.getTypeSystem()));
		}
		root.put("count", count);
		out.print(JsonUtil.loadTrueResult(root));
	}

	/**
	 * 获取系统消息列表
	 * 
	 * @param acceptData
	 * @param uid
	 * @param page
	 * @param out
	 */
	@RequestMapping(value = "getSystemMsgList", method = RequestMethod.POST)
	public void getSystemMsgList(AcceptData acceptData, Long uid, int page, PrintWriter out) {
		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}

		List<UserSystemMsgVO> voList = new ArrayList<>();
		List<UserSystemMsg> list = userSystemMsgService.listUserSystemMsg(uid, page, Constant.PAGE_SIZE);
		if (list != null)
			for (UserSystemMsg usm : list) {
				voList.add(new UserSystemMsgVO(usm.getId(), usm.getType().name(), usm.getSolved(), usm.getTitle(),
						usm.getContent(),
						usm.getTimeTag() == 1 ? "http://img.flqapp.com/resource/msg/icon_emergent.png" : "", null,
						usm.getCreateTime().getTime() + "", 0));
			}
		long count = userSystemMsgService.countUserSystemMsg(uid);

		userMsgReadStateService.readUserSystemMsg(uid);

		JSONObject root = new JSONObject();
		root.put("data", voList);
		root.put("count", count);
		out.print(JsonUtil.loadTrueResult(root));
	}

	/**
	 * 设置问题已经解决
	 * 
	 * @param acceptData
	 * @param uid
	 * @param id
	 * @param out
	 */
	@RequestMapping(value = "setSystemMsgSolved", method = RequestMethod.POST)
	public void setSystemMsgSolved(AcceptData acceptData, Long uid, Long id, PrintWriter out) {
		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}

		if (id == null) {
			out.print(JsonUtil.loadFalseResult(2, "消息ID为空"));
			return;
		}

		try {
			userSystemMsgService.setSystemMsgSolved(uid, id);
			out.print(JsonUtil.loadTrueResult(""));
		} catch (UserSystemMsgException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMsg()));
		}
	}

	@RequestMapping(value = "setAllMsgRead", method = RequestMethod.POST)
	public void setAllMsgRead(AcceptData acceptData, Long uid, PrintWriter out) {
		if (uid == null) {
			out.print(JsonUtil.loadFalseResult(1, "用户未登录"));
			return;
		}
		userMsgReadStateService.setAllMsgRead(uid);
		out.print(JsonUtil.loadTrueResult(""));
	}

}