package com.diaoyun.zion.chinafrica.bis.impl;

import com.diaoyun.zion.chinafrica.bis.IItemSpider;
import com.diaoyun.zion.chinafrica.enums.PlatformEnum;
import com.diaoyun.zion.chinafrica.vo.*;
import com.diaoyun.zion.master.util.HttpClientUtil;
import com.diaoyun.zion.master.util.SpiderUtil;
import com.diaoyun.zion.master.util.TranslateHelper;
import net.sf.json.JSONObject;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;

import java.io.IOException;
import java.net.URISyntaxException;
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;

/**
 * MajeSpider 数据爬虫
 *
 * @author 爱酱油不爱醋
 */
@Component("majeSpider")
public class MajeSpider implements IItemSpider {
    private static Logger logger = LoggerFactory.getLogger(MajeSpider.class);

    /**
     * Maje 数据爬虫
     * @param targetUrl 接收的商品详情路径
     * @return 格式化与翻译后的 Json 数据
     */
    @Override
    public JSONObject captureItem(String targetUrl) throws URISyntaxException, IOException, ExecutionException, InterruptedException, TimeoutException {
        String content = HttpClientUtil.getContentByUrl(targetUrl, PlatformEnum.MAJE.getValue());
        ProductResponse productResponse = formatProductResponse(content);
        JSONObject resultObj = JSONObject.fromObject(productResponse);
        TranslateHelper.translateProductResponse(resultObj);
        return resultObj;
    }

    /**
     * 格式化返回数据
     * @param content 主要的页面数据
     * @return 格式化后的数据
     */
    public static ProductResponse formatProductResponse(String content) {
        // 声明封装类
        ProductResponse productResponse = new ProductResponse();
        // 含有商品的属性，设置为true
        productResponse.setPropFlag(true);
        // 库存信息，如果没有可使用的库存信息则默认为999
        DynStock dynStock = new DynStock();
        dynStock.setSellableQuantity(9999);
        List<ProductSkuStock> productSkuStockList = dynStock.getProductSkuStockList();
        // 产品的原始价与优惠价
        List<OriginalPrice> originalPriceList = new ArrayList<>();
        List<ProductPromotion> promotionList = new ArrayList<>();
        // 商品的属性，常用的商品属性为颜色与尺码
        Map<String, Set<ProductProp>> productPropSet = new HashMap<>(16);
        Set<ProductProp> propSet = new HashSet<>(16);
        Set<ProductProp> sizePropSet = new HashSet<>(16);
        productResponse.setStockFlag(true);
        // 商品的基本属性
        ItemInfo itemInfo = new ItemInfo();

        Document document = Jsoup.parse(content);

        //////////////////////////////////// 获取商品基本信息 ////////////////////////////
        itemInfo.setItemId(document.select("span[class=breadcrumb-last]").text());
        itemInfo.setShopName("Maje");
        itemInfo.setShopUrl("https://www.maje.cn/");
        itemInfo.setTitle(document.select("meta[property=og:title]").attr("content"));
        //////////////////////////////////// 获取商品基本信息End /////////////////////////

        String fullPrice = document.select("meta[property=product:price:amount]").attr("content");
        fullPrice = SpiderUtil.exchangeRate(fullPrice);

        Elements pContentEle = document.select("div[id=product-content]").select("ul[class=dropdown-content]");
        Elements colorsEle = pContentEle.select("ul[class=swatches Color]").select("a");
        //////////////////////////////////// 获取商品颜色属性 ////////////////////////////
        for (int i = 0; i < colorsEle.size(); i++) {

            String dataIgimg = colorsEle.get(i).attr("data-lgimg");
            JSONObject dataIgimgObj = JSONObject.fromObject(dataIgimg);

            String colorNo = colorsEle.get(i).attr("data-variationparameter");
            String color = colorsEle.get(i).attr("title");
            String imgUrl = dataIgimgObj.getString("url");

            if (i == 0) {
                itemInfo.setPic(imgUrl);
            }

            ProductProp productPropColor = new ProductProp();
            productPropColor.setPropId(colorNo);
            productPropColor.setPropName(color);
            productPropColor.setImage(imgUrl);
            propSet.add(productPropColor);
            if (productPropSet.get("颜色") == null) {
                productPropSet.put("颜色", propSet);
            } else {
                Set<ProductProp> oldPropSet = productPropSet.get("颜色");
                propSet.addAll(oldPropSet);
                productPropSet.put("颜色", propSet);
            }
            //////////////////////////////////// 获取商品颜色属性 END ////////////////////////////////////////

            ///////////////////////// 获取商品尺码属性 ///////////////////////////////////////////////////////
            Elements sizesEle = pContentEle.select("ul[class=swatches size]").select("a");
            for (Element sizeEle : sizesEle) {

                String sizeNo = sizeEle.attr("data-variationparameter");
                String size = sizeEle.attr("title");

                ProductProp productPropSize = new ProductProp();
                productPropSize.setPropId(sizeNo);
                productPropSize.setPropName(size);
                sizePropSet.add(productPropSize);
                if (productPropSet.get("尺码") == null) {
                    productPropSet.put("尺码", sizePropSet);
                } else {
                    Set<ProductProp> oldPropSet = productPropSet.get("尺码");
                    sizePropSet.addAll(oldPropSet);
                    productPropSet.put("尺码", sizePropSet);
                }
                ///////////////////////// 获取商品尺码属性 END///////////////////////////////////////////////////

                //////////////////////////////////// 获取库存与原始价 ////////////////////////////////////////////

                String skuStr = ";" + colorNo + ";" + sizeNo + ";";

                if (productSkuStockList == null) {
                    productSkuStockList = new ArrayList<>();
                }

                ProductSkuStock productSkuStock = new ProductSkuStock();
                productSkuStock.setSkuStr(skuStr);
                productSkuStock.setSellableQuantity(999);

                if (size.length() < 3) {
                    productSkuStockList.add(productSkuStock);
                }
                dynStock.setProductSkuStockList(productSkuStockList);

                OriginalPrice originalPrice = new OriginalPrice();
                originalPrice.setSkuStr(skuStr);
                originalPrice.setPrice(fullPrice);

                if (size.length() < 3) {
                    originalPriceList.add(originalPrice);
                }
                productResponse.setPrice(fullPrice);
                productResponse.setSalePrice(fullPrice + "-" + fullPrice);
                //////////////////////////////////// 获取库存与原始价 END///////////////////////////////
            }
        }

        productResponse.setProductPropSet(productPropSet);
        productResponse.setPlatform("Maje");
        productResponse.setPromotionList(promotionList);
        productResponse.setOriginalPriceList(originalPriceList);
        productResponse.setItemInfo(itemInfo);
        productResponse.setDynStock(dynStock);
        return productResponse;
    }
}
