package com.yeshi.fanli.controller.client;

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

import javax.annotation.Resource;

import net.sf.json.JSONObject;

import org.jsoup.Jsoup;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.yeshi.utils.JsonUtil;
import org.yeshi.utils.NumberUtil;
import org.yeshi.utils.entity.FileUploadResult;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.TypeAdapter;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
import com.yeshi.fanli.entity.accept.AcceptData;
import com.yeshi.fanli.entity.bus.activity.ActivityShareResult;
import com.yeshi.fanli.entity.bus.activity.RecommendActivity;
import com.yeshi.fanli.exception.ActivityException;
import com.yeshi.fanli.exception.share.UserShareGoodsRecordException;
import com.yeshi.fanli.service.inter.activity.ActivityService;
import com.yeshi.fanli.util.Constant;
import com.yeshi.fanli.util.StringUtil;

/**
 * 动态
 * 
 * @author Administrator
 *
 */
@Controller
@RequestMapping("api/v1/activity")
public class ActivityController {

	@Resource
	private ActivityService activityService;

	private Gson getGson() {
		GsonBuilder gb = JsonUtil.getConvertBigDecimalToStringSubZeroBuilder(new GsonBuilder());
		gb.excludeFieldsWithoutExposeAnnotation();
		gb.registerTypeAdapter(Date.class, new TypeAdapter<Date>() {

			@Override
			public void write(JsonWriter out, Date value) throws IOException {
				String desc = "";
				if (value != null) {
					// 判断是否是同一天
					long old = value.getTime();
					long now = System.currentTimeMillis();
					long oldDay = old / (1000 * 60 * 60 * 24L);
					long nowDay = now / (1000 * 60 * 60 * 24L);
					if (oldDay == nowDay) {// 同一天
						long cha = now - old;
						if (cha < 1000 * 60 * 2L)
							desc = "刚刚";
						else if (cha < 1000 * 60 * 60L)
							desc = (cha / (1000 * 60)) + "分钟前";
						else
							desc = (cha / (1000 * 60 * 60)) + "小时前";
					} else if (nowDay - oldDay == 1) {
						desc = "昨天";
					} else {
						desc = (nowDay - oldDay) + "天前";
					}
					out.value(desc);
				}
			}

			@Override
			public Date read(JsonReader in) throws IOException {
				return new Date();
			}
		});
		Gson gson = gb.create();
		return gson;
	}

	/**
	 * 获取动态推荐
	 * 
	 * @param acceptData
	 * @param page
	 *            -页码
	 * @param out
	 */
	@RequestMapping(value = "getRecommendActivity", method = RequestMethod.POST)
	public void getRecommendActivity(AcceptData acceptData, int page, PrintWriter out) {
		if (page <= 0)
			page = 1;
		List<RecommendActivity> list = activityService.getRecommendActivityListCache(page, Constant.PAGE_SIZE);
		// 过滤一遍
		if (list != null)
			for (RecommendActivity activity : list) {
				if (!StringUtil.isNullOrEmpty(activity.getTitle())) {
					activity.setTitle(Jsoup.parse(activity.getTitle()).text());
					if (activity.getShareCount() >= 10000)
						activity.setShareCountShow(
								NumberUtil.get1PointNumber(activity.getShareCount() / 10000.0) + "万");
					else
						activity.setShareCountShow(activity.getShareCount() + "");
				}
			}
		long count = activityService.getRecommendActivityCountCache();
		JSONObject data = new JSONObject();
		data.put("data", getGson().toJson(list));
		data.put("count", count);
		out.print(JsonUtil.loadTrueResult(data));
	}

	/**
	 * 分享商品
	 * 
	 * @param acceptData
	 * @param uid
	 * @param out
	 */
	@RequestMapping(value = "shareGoods", method = RequestMethod.POST)
	public void shareGoods(AcceptData acceptData, long uid, long activityId, PrintWriter out) {
		try {
			ActivityShareResult result = activityService.shareActivityGoods(uid, activityId);
			JSONObject data = new JSONObject();
			data.put("shareTitle", result.getTitle());
			List<String> imgList = new ArrayList<>();
			for (FileUploadResult uploadResult : result.getImgList())
				imgList.add(uploadResult.getUrl());
			data.put("shareImgs", imgList);
			out.print(JsonUtil.loadTrueResult(data));
			
		} catch (UserShareGoodsRecordException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		} catch (ActivityException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		}
	}
	
	/**
	 * 分享商品
	 * 
	 * @param acceptData
	 * @param uid
	 * @param out
	 */
	@RequestMapping(value = "sharegoodsv2", method = RequestMethod.POST)
	public void shareGoodsV2(AcceptData acceptData, long uid, long activityId, PrintWriter out) {
		try {
			JSONObject data = activityService.shareGoodsV2(uid, activityId);
			out.print(JsonUtil.loadTrueResult(data));
		} catch (UserShareGoodsRecordException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		} catch (ActivityException e) {
			out.print(JsonUtil.loadFalseResult("分享失败"));
			e.printStackTrace();
		}
	}

	/**
	 * 分享商品（伴随图片的MD5）
	 * 
	 * @param acceptData
	 * @param uid
	 * @param activityId
	 * @param out
	 */
	@RequestMapping(value = "shareGoodsWithEncryptInfo", method = RequestMethod.POST)
	public void shareGoodsWithEncryptInfo(AcceptData acceptData, long uid, long activityId, PrintWriter out) {
		try {
			ActivityShareResult result = activityService.shareActivityGoods(uid, activityId);
			JSONObject data = new JSONObject();
			data.put("shareTitle", result.getTitle());
			data.put("shareImgs", result.getImgList());
			out.print(JsonUtil.loadTrueResult(data));
		} catch (UserShareGoodsRecordException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		} catch (ActivityException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		}
	}

	/**
	 * 生成邀请图片
	 * 
	 * @param acceptData
	 * @param uid
	 * @param out
	 */
	@RequestMapping(value = "inviteImg", method = RequestMethod.POST)
	public void inviteImg(AcceptData acceptData, long uid, long activityId, PrintWriter out) {
		try {
			ActivityShareResult result = activityService.shareInviteImg(uid, activityId);
			List<String> imgList = new ArrayList<>();
			for (FileUploadResult img : result.getImgList())
				imgList.add(img.getUrl());

			JSONObject data = new JSONObject();
			data.put("shareTitle", result.getTitle());
			data.put("shareImgs", imgList);
			out.print(JsonUtil.loadTrueResult(data));
		} catch (ActivityException e) {
			out.print(JsonUtil.loadFalseResult(e.getCode(), e.getMessage()));
		}
	}

	@RequestMapping(value = "addShareCount", method = RequestMethod.POST)
	public void addShareCount(AcceptData acceptData, long id, PrintWriter out) {
		activityService.addShareCount(id, 1);
		RecommendActivity activity = activityService.getRecommendActivityById(id);
		JSONObject data = new JSONObject();
		data.put("shareCount", activity.getShareCount());
		out.print(JsonUtil.loadTrueResult(data));
	}

}