按照模板格式配置数组, 数据过滤时逐层展开
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@ -8,6 +8,7 @@
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package gjson_hack
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import (
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"errors"
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"fmt"
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"github.com/tidwall/gjson"
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"strings"
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@ -93,9 +94,9 @@ func doExpandPath(gjsonResult gjson.Result, rootPath string, hasChildren bool, p
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// 每一项是对象或者数组
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if pathOption.UnfoldArray {
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// 展开数组
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for idx, itemRes := range arrayList {
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doExpandPath(itemRes, rootPath+"."+fmt.Sprintf("%v", idx), true, pathOption, pathResult)
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doExpandPath(itemRes, rootPath+".{{idx}}", true, pathOption, pathResult)
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for _, itemRes := range arrayList {
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// doExpandPath(itemRes, rootPath+"."+fmt.Sprintf("%v", idx), true, pathOption, pathResult)
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doExpandPath(itemRes, rootPath+"."+ArrayIdxTpl, true, pathOption, pathResult)
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}
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} else {
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// 不展开数组
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@ -108,7 +109,7 @@ func doExpandPath(gjsonResult gjson.Result, rootPath string, hasChildren bool, p
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return
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}
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}
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if strings.HasSuffix(rootPath, ".#") || strings.HasSuffix(rootPath, "{{idx}}") {
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if strings.HasSuffix(rootPath, ".#") || strings.HasSuffix(rootPath, ArrayIdxTpl) {
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// 处理不展开类型数组
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return
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}
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@ -122,3 +123,46 @@ func doExpandPath(gjsonResult gjson.Result, rootPath string, hasChildren bool, p
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}
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return
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}
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// ExpandArrayPath 根据真实数据展开数组路径
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//
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// 路径中若是包含 {{idx}} 占位符, 说明是需要展开的数组, 根据数组的时机数据, 进行数组的逐级展开
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 11:13 2024/11/29
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func ExpandArrayPath(jsonStr string, pathConfig string, expendArrayResult *ExpendArrayResult) error {
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if nil == expendArrayResult {
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return errors.New("expendArrayResult can not be nil")
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}
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if nil == expendArrayResult.PathList {
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expendArrayResult.PathList = make([]string, 0)
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}
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if !strings.Contains(pathConfig, ArrayIdxTpl) {
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// 不是数组模板配置, 无需展开
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expendArrayResult.PathList = append(expendArrayResult.PathList, pathConfig)
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return nil
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}
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pathConfigArr := strings.Split(pathConfig, ArrayIdxTpl)
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pathConfigArr[0] = strings.TrimSuffix(pathConfigArr[0], ".")
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suffixPathTpl := strings.TrimPrefix(strings.Join(pathConfigArr[1:], ArrayIdxTpl), ".")
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valueResult := gjson.Parse(jsonStr).Get(pathConfigArr[0])
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if !valueResult.Exists() {
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// 路径不存在, 无需设置具体值
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return nil
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}
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if !valueResult.IsArray() {
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// 不是数组,不要继续再向后展开了
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expendArrayResult.PathList = append(expendArrayResult.PathList, pathConfigArr[0])
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return nil
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}
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// 继续展开子项
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for idx, _ := range valueResult.Array() {
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idxStr := fmt.Sprintf("%v", idx)
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if err := ExpandArrayPath(jsonStr, pathConfigArr[0]+"."+idxStr+"."+suffixPathTpl, expendArrayResult); nil != err {
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return err
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}
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}
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return nil
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}
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