数据源不存在指定数据,生成目标结构体也需要生成对应的结构体,否则会丢失相关参数验证

go.mod

@@ -7,7 +7,6 @@ require (
 	git.zhangdeman.cn/zhangdeman/dynamic-struct v0.0.0-20250319072714-eab2a7abde63
 	git.zhangdeman.cn/zhangdeman/json_filter v0.0.0-20241205105007-b8c8c9d4338c
 	git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20241223084948-de2e49144fcd
-	git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20250302133417-c1588abcb436
 	github.com/go-playground/validator/v10 v10.25.0
 	github.com/tidwall/gjson v1.18.0
 	github.com/tidwall/sjson v1.2.5
@@ -16,6 +15,7 @@ require (
 require (
 	git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0 // indirect
 	git.zhangdeman.cn/zhangdeman/util v0.0.0-20240618042405-6ee2c904644e // indirect
+	git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20250302133417-c1588abcb436 // indirect
 	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/axgle/mahonia v0.0.0-20180208002826-3358181d7394 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.8 // indirect

validate.go

@@ -35,23 +35,45 @@ func init() {
 // Date : 15:12 2025/3/18
 func Run(sourceData []byte, fieldList []StructField) ([]byte, error) {
 	handleInstance := &handle{
-		sourceData:    sourceData,
-		fieldList:     fieldList,
-		dynamicStruct: dynamicStructGenerate.NewStruct(),
+		sourceData:       sourceData,
+		fieldList:        fieldList,
+		parentFieldTable: map[string]bool{},
 	}
+	tagTable := map[string]string{}
+	for _, item := range fieldList {
+		tagTable[item.TargetPath] = handleInstance.generateTag(item)
+		// 检测当前字段是否是某一个字段的父级字段
+		for _, field := range fieldList {
+			if field.TargetPath == item.TargetPath {
+				continue
+			}
+			// 当前字段以itemTarget开头
+			if strings.HasPrefix(field.TargetPath, item.TargetPath) {
+				// item.TargetPath是父级字段
+				handleInstance.parentFieldTable[item.TargetPath] = true
+			}
+		}
+	}
+	handleInstance.dynamicStruct = dynamicStructGenerate.NewStruct(tagTable)
+
 	return handleInstance.Run()
 }
 
 type handle struct {
-	sourceData    []byte
-	fieldList     []StructField
-	dynamicStruct dynamicStructGenerate.Builder
-	formatVal     string
+	sourceData       []byte
+	fieldList        []StructField
+	dynamicStruct    dynamicStructGenerate.Builder
+	formatVal        string
+	parentFieldTable map[string]bool // 父级字段路径表
 }
 
 // Run 执行验证
 func (h *handle) Run() ([]byte, error) {
 	for _, field := range h.fieldList {
+		if h.parentFieldTable[field.TargetPath] {
+			// 中间层级字段, 无需额外处理
+			continue
+		}
 		if len(field.Errmsg) == 0 {
 			field.Errmsg = field.JsonTag + " : 参数校验不通过"
 		}
@@ -70,12 +92,14 @@ func (h *handle) Run() ([]byte, error) {
 		if nil != err {
 			return nil, err
 		}
+		// 支持嵌套结构体
+		fieldTag := h.generateTag(field)
 		if nil == sourceValue {
 			// 没出现异常, 但是value为nil, 视作参数不存在处理
+			// TODO: 这里需要设置为对应类型的零值
+			h.dynamicStruct.AddField(field.JsonTag, "", "", fieldTag, false)
 			continue
 		}
-		// TODO : 支持嵌套结构体
-		fieldTag := h.generateTag(field)
 		h.dynamicStruct.AddField(field.JsonTag, "", sourceValue, fieldTag, false)
 	}
 	val := h.dynamicStruct.Build().New()
@@ -104,11 +128,14 @@ func (h *handle) checkRequired(field StructField) (bool, bool) {
 	if isHasRequiredRule {
 		required = true
 	}
-	if required && !isHasRequiredRule {
-		// 必传, 但是没有必传校验规则
-		return true, true
+	if required {
+		if !isHasRequiredRule {
+			// 必传, 但是没有必传校验规则
+			return true, true
+		}
+		return true, false
 	}
-	return true, false
+	return false, false
 }
 
 // getSourceDataValue 获取源数据值

validate_test.go

@@ -50,6 +50,39 @@ func TestRun_Simple_Data(t *testing.T) {
 			TargetPath:   "user_age",
 			Errmsg:       "年龄必须在[1,2000]之间",
 		},
+		{
+			JsonTag:  "company_name",
+			Type:     consts.DataTypeString,
+			Required: false,
+			RuleList: []Rule{
+				{
+					Tag:  "min",
+					Args: []string{"1"},
+				},
+				{
+					Tag:  "max",
+					Args: []string{"20"},
+				},
+			},
+			DefaultValue: "",
+			SourcePath:   "company.name",
+			TargetPath:   "company.cname",
+			Errmsg:       "公司名称必须在[1,20]之间",
+		},
+		{
+			JsonTag:  "company",
+			Type:     consts.DataTypeString,
+			Required: false,
+			RuleList: []Rule{
+				{
+					Tag: "required",
+				},
+			},
+			DefaultValue: "",
+			SourcePath:   "company",
+			TargetPath:   "company",
+			Errmsg:       "公司信息必传",
+		},
 	}
 	res, err := Run(sourceByteData, fieldList)
 	fmt.Println(err, string(res))