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package com.yoho.search.service.scene.searchlike;
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import com.alibaba.fastjson.JSONObject;
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import com.yoho.search.aop.cache.SearchCacheAble;
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import com.yoho.search.base.utils.ProductIndexEsField;
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import com.yoho.search.base.utils.SearchCollectionUtils;
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import com.yoho.search.bo.BigdataSimilarSknIndexBO;
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import com.yoho.search.common.SearchRequestParams;
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import com.yoho.search.core.es.model.SearchParam;
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import com.yoho.search.dal.model.BigdataSimilarSkn;
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import com.yoho.search.models.SearchApiResult;
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import com.yoho.search.service.helper.ProductListHelper;
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import com.yoho.search.service.index.BigdataSimilarSknIndexBaseService;
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import com.yoho.search.service.index.ProductIndexBaseService;
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import org.apache.commons.lang.StringUtils;
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import org.elasticsearch.index.query.BoolQueryBuilder;
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import org.elasticsearch.index.query.QueryBuilder;
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import org.elasticsearch.index.query.QueryBuilders;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Map;
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@Service
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public class SearchLikeNotInShopService {
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private static final Logger logger = LoggerFactory.getLogger(SearchLikeNotInShopService.class);
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@Autowired
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private SearchLikeHelper searchLikeHelper;
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@Autowired
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private ProductIndexBaseService productIndexBaseService;
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@Autowired
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private ProductListHelper productListHelper;
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@Autowired
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private BigdataSimilarSknIndexBaseService bigdataSimilarSknIndexBaseService;
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@SearchCacheAble(cacheInMinute = 600, cacheName = "SEARCH_LIKE_NOT_IN_SHOP_SIMILAR_NEW", includeParams = {"product_skn"})
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public SearchApiResult searchLikeSimilarSknNotInShop(Map<String, String> paramMap) {
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try {
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// 1、获取参数
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String productSkn = paramMap.get(SearchRequestParams.PARAM_SEARCH_PRODUCT_SKN);
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if (StringUtils.isBlank(productSkn)) {
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return new SearchApiResult().setCode(400).setMessage("请输入SKN");
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}
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// 2、检测分页参数【默认30条，最多60条】
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int pageSize = 30;
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// 3、获取当前查询的SKN的基本信息
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JSONObject productInfoInEs = searchLikeHelper.getProductInfoInEs(productSkn);
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if (productInfoInEs == null) {
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return new SearchApiResult().setCode(400).setMessage("SKN不存在");
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}
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//4、获取similarskn
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BigdataSimilarSknIndexBO bigdataSimilarSkn = bigdataSimilarSknIndexBaseService.querySimilarSkn(productSkn);
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//5、构造searchParams
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List<SearchParam> searchParams = new ArrayList<>();
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//5.1）图片[性别+不同店铺]
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List<String> diffShopImgSimilarSkns = new ArrayList<>();
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if (bigdataSimilarSkn != null && StringUtils.isNotEmpty(bigdataSimilarSkn.getDiffShopImgSimilarSkns())) {
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diffShopImgSimilarSkns = searchLikeHelper.getDistinctSknList(bigdataSimilarSkn.getDiffShopImgSimilarSkns());
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}
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searchParams.add(this.builderSimilarSknSearchParam(productInfoInEs, diffShopImgSimilarSkns));
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//5.2）行为[性别+不同店铺+同品类]
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List<String> diffShopActionSimilarSkns = new ArrayList<>();
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if (bigdataSimilarSkn != null && StringUtils.isNotEmpty(bigdataSimilarSkn.getDiffShopActionSimilarSkns())) {
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diffShopActionSimilarSkns = searchLikeHelper.getDistinctSknList(bigdataSimilarSkn.getDiffShopActionSimilarSkns());
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}
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searchParams.add(this.builderSimilarSknSearchParam(productInfoInEs, diffShopActionSimilarSkns));
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//5.3）文字兜底[性别+不同店铺+文字相似性]
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searchParams.add(searchLikeHelper.builderSearchLikeNotInShopCharactersSearchParam(productInfoInEs, Arrays.asList(productSkn), pageSize, true));
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// 6、获取搜索结果
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List<List<Map<String, Object>>> queryResults = searchLikeHelper.queryProductLists(searchParams);
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// 7、处理图片和行为的顺序
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List<Map<String, Object>> diffShopImgSimilarProducts = searchLikeHelper.sortProductList(queryResults.get(0), diffShopImgSimilarSkns, pageSize / 3);
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List<Map<String, Object>> diffShopActionSimilarProducts = searchLikeHelper.sortProductList(queryResults.get(1), diffShopActionSimilarSkns, pageSize / 3);
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// 8、获取临时结果
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List<Map<String, Object>> tempProductList = new ArrayList<>();
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tempProductList.addAll(diffShopImgSimilarProducts);
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tempProductList.addAll(diffShopActionSimilarProducts);
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tempProductList.addAll(queryResults.get(2));
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if (tempProductList.size() > pageSize) {
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tempProductList = SearchCollectionUtils.safeSubList(tempProductList, 0, pageSize);
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}
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// 8.1 保留偶数
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if (tempProductList.size() % 2 > 0) {
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tempProductList = SearchCollectionUtils.safeSubList(tempProductList, 0, tempProductList.size() - 1);
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}
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// 9、构造真实返回结果
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List<Map<String, Object>> productListResults = new ArrayList<>();
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if (!tempProductList.isEmpty()) {
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productListResults = productListHelper.buildReturnInfoByEsSourceList(tempProductList);
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}
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JSONObject result = new JSONObject();
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result.put("product_info", searchLikeHelper.genProductInfoResult(productInfoInEs));
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result.put("product_list", productListResults);
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return new SearchApiResult().setData(result);
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} catch (Exception e) {
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logger.error(e.getMessage(), e);
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return new SearchApiResult().setData(null).setMessage("searchLikeNotInShop Exception").setCode(500);
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}
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}
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/**
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* 构建SimilarSknSearchParam[考虑productSkns为空的情况]
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*
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* @param productInfoInEs
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* @param productSkns
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* @return
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*/
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private SearchParam builderSimilarSknSearchParam(JSONObject productInfoInEs, List<String> productSkns) {
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// 1、设置SearchParam
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SearchParam searchParam = new SearchParam();
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// 2)设置query和filter
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searchParam.setFiter(this.builderSimilarSknFilter(productInfoInEs, productSkns));
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// 3、设置分页参数
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searchParam.setOffset(0);
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searchParam.setSize(productSkns.size());
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// 4)设置返回的参数【节省带宽】
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List<String> includeFields = productIndexBaseService.getProductIndexIncludeFields();
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searchParam.setIncludeFields(includeFields);
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return searchParam;
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}
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private QueryBuilder builderSimilarSknFilter(JSONObject productInfoInEs, List<String> inProductSkns) {
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String isGlobalInEs = productInfoInEs.getString(ProductIndexEsField.isGlobal);
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boolean isGlobal = "Y".equalsIgnoreCase(isGlobalInEs);
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BoolQueryBuilder boolFilter = searchLikeHelper.genDefaultSearchLikeFilter(null, isGlobal);
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// 1)设置此SKN相关的性别过滤条件
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String gender = productInfoInEs.getString(ProductIndexEsField.gender);
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List<String> genderList = searchLikeHelper.getGenderInfo(gender);
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if (genderList != null && !genderList.isEmpty()) {
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boolFilter.must(QueryBuilders.termsQuery(ProductIndexEsField.gender, genderList));
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}
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// 2)设置productskn
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if (inProductSkns != null && !inProductSkns.isEmpty()) {
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boolFilter.must(QueryBuilders.termsQuery(ProductIndexEsField.productSkn, inProductSkns));
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}
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// 3)设置品牌或店铺信息
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Integer brandId = productInfoInEs.getInteger(ProductIndexEsField.brandId);
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Integer shopId = productInfoInEs.getInteger(ProductIndexEsField.shopId);
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if (searchLikeHelper.isLegalInteger(shopId)) {
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boolFilter.mustNot(QueryBuilders.termQuery(ProductIndexEsField.shopId, shopId));
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} else if (searchLikeHelper.isLegalInteger(brandId)) {
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boolFilter.mustNot(QueryBuilders.termQuery(ProductIndexEsField.brandId, brandId));
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}
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// 4)是否需要同品类
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Integer middleSortId = productInfoInEs.getInteger(ProductIndexEsField.middleSortId);
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if (searchLikeHelper.isLegalInteger(middleSortId)) {
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boolFilter.must(QueryBuilders.termQuery(ProductIndexEsField.middleSortId, middleSortId));
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}
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return boolFilter;
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}
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} |
...
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...
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