非存储字段搜索,适应灵活的搜索场景

1、非存储字段搜索

1.1 描述

通常根据本模型之外的信息作为搜索条件时,通常会把 这些字段放在代理模型上。这类场景我们称之为 非存储字段搜索

1.2 场景一

非存储字段为基本的String。
1.代码定义:非存储字段为基本的包装数据类型

    @Field(displayName = "确认密码", store = NullableBoolEnum.FALSE)
    private String confirmPassword;

2.设计器拖拽:列表中需要有退拽这个字段,字段是否隐藏的逻辑自身业务是否需要决定。
image.png
3.页面通过非存储字段为基本的包装数据类型进行搜索时。会拼在 queryWrapper 的属性queryData中,queryData为Map,key为字段名,value为搜索值。
image.png
4.后台逻辑处理代码示例:

        Map<String, Object> queryData = queryWrapper.getQueryData();
        if (null != queryData) {
            Object productIdObj = queryData.get(PRODUCT_ID);
            if (Objects.nonNull(productIdObj)) {
                String productId = productIdObj.toString();
                queryWrapper.lambda().eq(MesProduceOrderProxy::getProductId, productId);
            }
        }

1.3 场景二

非存储字段为非存储对象。

  1. 定义 为非存储的
    @Field(displayName = "款", store = NullableBoolEnum.FALSE)
    @Field.many2one
    @Field.Relation(store = false)
    private MesProduct product;

2.页面在搜索栏拖拽非存储字段作为搜索条件

image.png

3.后台逻辑处理代码示例:

      try {
            if (null != queryData && !queryData.isEmpty()) {
                List<Long> detailId = null;
                BasicSupplier supplier = JsonUtils.parseMap2Object((Map<String, Object>) queryData.get(supplierField), BasicSupplier.class);
                MesProduct product = JsonUtils.parseMap2Object((Map<String, Object>) queryData.get(productField), MesProduct.class);
                MesMaterial material = JsonUtils.parseMap2Object((Map<String, Object>) queryData.get(materialField), MesMaterial.class);
                if (supplier != null) {
                    detailId = bomService.queryBomDetailIdBySupplierId(supplier.getId());
                    if (CollectionUtils.isEmpty(detailId)) {
                        detailId.add(-1L);
                    }
                }

                if (product != null) {
                    List<Long> produceOrderId = produceOrderService.queryProductOrderIdByProductIds(product.getId());
                    if (CollectionUtils.isNotEmpty(produceOrderId)) {
                        queryWrapper.lambda().in(MesProduceBomSizes::getProduceOrderId, produceOrderId);
                    }
                }

                if (material != null) {
                    //找出两个bom列表的并集
                    List<Long> materBomDetailId = bomService.queryBomDetailIdByMaterialId(material.getId());
                    if (CollectionUtils.isNotEmpty(detailId)) {
                        detailId = detailId.stream().filter(materBomDetailId::contains).collect(Collectors.toList());
                    } else {
                        detailId = new ArrayList<>();
                        if (CollectionUtils.isEmpty(materBomDetailId)) {
                            detailId.add(-1L);
                        } else {
                            detailId.addAll(materBomDetailId);
                        }
                    }
                }
                if (CollectionUtils.isNotEmpty(detailId)) {
                    queryWrapper.lambda().in(MesProduceBomSizes::getProductBomId, detailId);
                }
            }
        } catch (Exception e) {
            log.error("queryData处理异常", e);
        }

注意: 如果这样定义

    @Field(displayName = "款",store = NullableBoolEnum.FALSE)
    @Field.Relation(relationFields = "produceId", referenceFields = "id",store = false)
    @Field.many2one
    private MesProduct product;

    @Field(displayName = "款Id",store = NullableBoolEnum.FALSE)
    private Long produceId;

搜索时 produceId 选择product 搜索是 produceId 会被拼接在QueryWrapper 的Rsql中

Rsql解析类

pro.shushi.pamirs.framework.gateways.rsql.RSQLHelper

Rsql参考代码

/**
     * Rsql解析 将属性字段值从QueryWrapper中originRsql属性值的Rsql解出来
     * 将原有条件替换成 ’1‘==’1‘
     *
     * @param queryWrapper 查询Wrapper
     * @param fields       需要解析出来的属性字段列表
     * @param valeMap      属性对应值的Map
     * @return 返回生产单Id列表
     */

    public static QueryWrapper convertWrapper(QueryWrapper queryWrapper, List<String> fields, Map<String, Object> valeMap) {
        if (StringUtils.isNotBlank(queryWrapper.getOriginRsql())) {
            String rsql = RSQLHelper.toTargetString(RSQLHelper.parse(queryWrapper.getModel(), queryWrapper.getOriginRsql()), new RSQLNodeConnector() {
                @Override
                public String comparisonConnector(RSQLNodeInfo nodeInfo) {
                    //判断字段为unStore,则进行替换
                    String field = nodeInfo.getField();
                    if (fields.contains(field)) {
                        valeMap.put(field, nodeInfo.getArguments().get(0));
                        RSQLNodeInfo newNode = new RSQLNodeInfo(nodeInfo.getType());
                        //设置查询字段为name
                        newNode.setField("1");
                        newNode.setOperator(RsqlSearchOperation.EQUAL.getOperator());
                        newNode.setArguments(Collections.singletonList("1"));
                        return super.comparisonConnector(newNode);
                    }
                    return super.comparisonConnector(nodeInfo);
                }
            });
            queryWrapper = Pops.f(Pops.query().from(queryWrapper.getModel())).get();
            //把RSQL转换成SQL
            String sql = RsqlParseHelper.parseRsql2Sql(queryWrapper.getModel(), rsql);
            if (StringUtils.isNotBlank(sql)) {
                queryWrapper.apply(sql);
            }
            return queryWrapper;
        }
        return queryWrapper;
    }

Oinone社区 作者:shao原创文章,如若转载,请注明出处:https://doc.oinone.top/dai-ma-shi-jian/5592.html

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