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1
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+package com.yoho.search.service.scene.searchlike;
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2
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+
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3
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+import com.alibaba.fastjson.JSONObject;
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4
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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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8
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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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19
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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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+
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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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+
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+@Service
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+public class SearchLikeNotInShopService {
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+
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+ private static final Logger logger = LoggerFactory.getLogger(SearchLikeNotInShopService.class);
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+
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34
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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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40
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+ @Autowired
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+ private BigdataSimilarSknIndexBaseService bigdataSimilarSknIndexBaseService;
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+
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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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45
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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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51
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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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+
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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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+
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70
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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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+
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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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+
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80
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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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+
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83
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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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+
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87
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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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91
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+ tempProductList.addAll(queryResults.get(2));
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92
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+ if (tempProductList.size() > pageSize) {
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93
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+ tempProductList = SearchCollectionUtils.safeSubList(tempProductList, 0, pageSize);
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+ }
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95
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+ // 8.1 保留偶数
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96
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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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98
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+ }
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99
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+ // 9、构造真实返回结果
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100
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+ List<Map<String, Object>> productListResults = new ArrayList<>();
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101
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+ if (!tempProductList.isEmpty()) {
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102
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+ productListResults = productListHelper.buildReturnInfoByEsSourceList(tempProductList);
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103
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+ }
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104
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+ JSONObject result = new JSONObject();
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105
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+ result.put("product_info", searchLikeHelper.genProductInfoResult(productInfoInEs));
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106
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+ result.put("product_list", productListResults);
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107
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+ return new SearchApiResult().setData(result);
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108
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+ } catch (Exception e) {
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109
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+ logger.error(e.getMessage(), e);
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110
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+ return new SearchApiResult().setData(null).setMessage("searchLikeNotInShop Exception").setCode(500);
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111
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+ }
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112
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+ }
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113
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+
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114
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+ /**
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115
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+ * 构建SimilarSknSearchParam[考虑productSkns为空的情况]
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116
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+ *
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117
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+ * @param productInfoInEs
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118
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+ * @param productSkns
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119
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+ * @return
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120
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+ */
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121
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+ private SearchParam builderSimilarSknSearchParam(JSONObject productInfoInEs, List<String> productSkns) {
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122
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+ // 1、设置SearchParam
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123
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+ SearchParam searchParam = new SearchParam();
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124
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+ // 2)设置query和filter
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125
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+ searchParam.setFiter(this.builderSimilarSknFilter(productInfoInEs, productSkns));
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126
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+ // 3、设置分页参数
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127
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+ searchParam.setOffset(0);
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128
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+ searchParam.setSize(productSkns.size());
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129
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+ // 4)设置返回的参数【节省带宽】
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130
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+ List<String> includeFields = productIndexBaseService.getProductIndexIncludeFields();
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131
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+ searchParam.setIncludeFields(includeFields);
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132
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+ return searchParam;
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133
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+ }
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134
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+
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135
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+ private QueryBuilder builderSimilarSknFilter(JSONObject productInfoInEs, List<String> inProductSkns) {
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136
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+ String isGlobalInEs = productInfoInEs.getString(ProductIndexEsField.isGlobal);
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137
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+ boolean isGlobal = "Y".equalsIgnoreCase(isGlobalInEs);
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138
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+ BoolQueryBuilder boolFilter = searchLikeHelper.genDefaultSearchLikeFilter(null, isGlobal);
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139
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+ // 1)设置此SKN相关的性别过滤条件
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140
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+ String gender = productInfoInEs.getString(ProductIndexEsField.gender);
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141
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+ List<String> genderList = searchLikeHelper.getGenderInfo(gender);
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142
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+ if (genderList != null && !genderList.isEmpty()) {
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143
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+ boolFilter.must(QueryBuilders.termsQuery(ProductIndexEsField.gender, genderList));
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144
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+ }
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145
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+ // 2)设置productskn
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146
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+ if (inProductSkns != null && !inProductSkns.isEmpty()) {
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147
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+ boolFilter.must(QueryBuilders.termsQuery(ProductIndexEsField.productSkn, inProductSkns));
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148
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+ }
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149
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+ // 3)设置品牌或店铺信息
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150
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+ Integer brandId = productInfoInEs.getInteger(ProductIndexEsField.brandId);
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151
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+ Integer shopId = productInfoInEs.getInteger(ProductIndexEsField.shopId);
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152
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+ if (searchLikeHelper.isLegalInteger(shopId)) {
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153
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+ boolFilter.mustNot(QueryBuilders.termQuery(ProductIndexEsField.shopId, shopId));
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154
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+ } else if (searchLikeHelper.isLegalInteger(brandId)) {
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155
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+ boolFilter.mustNot(QueryBuilders.termQuery(ProductIndexEsField.brandId, brandId));
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156
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+ }
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157
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+ // 4)是否需要同品类
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158
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+ Integer middleSortId = productInfoInEs.getInteger(ProductIndexEsField.middleSortId);
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159
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+ if (searchLikeHelper.isLegalInteger(middleSortId)) {
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160
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+ boolFilter.must(QueryBuilders.termQuery(ProductIndexEsField.middleSortId, middleSortId));
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161
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+ }
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162
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+ return boolFilter;
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163
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+ }
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164
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+
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165
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+} |
