MiFaZhan
93 lines
2.5 KiB
Go
93 lines
2.5 KiB
Go
// package convert
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// @Link https://github.com/xiujiecn/xiu-admin
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// @Copyright Copyright (c) 2025 LiXiujie
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// @Author Lxj <xxx@example.com>
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// @License https://github.com/xiujiecn/xiu-admin/blob/master/LICENSE
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package convert
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import (
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"reflect"
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"slices"
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"github.com/gogf/gf/v2/errors/gerror"
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"github.com/gogf/gf/v2/text/gstr"
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)
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var (
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descTags = []string{"description", "dc", "json"} // 实体描述标签
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fieldTags = []string{"json"} // 实体字段名称映射
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)
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// EscapeFieldsToSlice 将转义过的字段转换为字段集切片
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func EscapeFieldsToSlice(s string) []string {
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return gstr.Explode(",", gstr.Replace(gstr.Replace(s, "`,`", ","), "`", ""))
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}
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// GetEntityDescTags 获取实体中的描述标签
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func GetEntityDescTags(entity interface{}) (tags []string, err error) {
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var formRef = reflect.TypeOf(entity)
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for i := 0; i < formRef.NumField(); i++ {
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field := formRef.Field(i)
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if field.Type.Kind() == reflect.Struct {
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addTags, err := reflectTag(field.Type, descTags, []string{})
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if err != nil {
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return nil, err
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}
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tags = append(tags, addTags...)
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continue
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}
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tags = append(tags, reflectTagName(field, descTags, true))
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}
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return
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}
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// reflectTag 层级递增解析tag
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func reflectTag(reflectType reflect.Type, filterTags []string, tags []string) ([]string, error) {
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if reflectType.Kind() == reflect.Ptr {
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return nil, gerror.Newf("reflect type do not support reflect.Ptr yet, reflectType:%+v", reflectType)
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}
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if reflectType.Kind() != reflect.Struct {
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return nil, nil
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}
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for i := 0; i < reflectType.NumField(); i++ {
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tag := reflectTagName(reflectType.Field(i), filterTags, false)
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if tag == "" {
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addTags, err := reflectTag(reflectType.Field(i).Type, filterTags, tags)
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if err != nil {
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return nil, err
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}
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tags = append(tags, addTags...)
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continue
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}
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tags = append(tags, tag)
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}
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return tags, nil
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}
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// reflectTagName 解析实体中的描述标签，优先级：description > dc > json > Name
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func reflectTagName(field reflect.StructField, filterTags []string, isDef bool) string {
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if slices.Contains(filterTags, "description") {
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if description, ok := field.Tag.Lookup("description"); ok && description != "" {
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return description
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}
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}
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if slices.Contains(filterTags, "dc") {
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if dc, ok := field.Tag.Lookup("dc"); ok && dc != "" {
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return dc
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}
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}
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if slices.Contains(filterTags, "json") {
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if jsonName, ok := field.Tag.Lookup("json"); ok && jsonName != "" {
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return jsonName
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}
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}
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if !isDef {
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return ""
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}
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return field.Name
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}
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