63 lines
1.3 KiB
Go
63 lines
1.3 KiB
Go
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package utils
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import (
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"fmt"
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"reflect"
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"sort"
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"strings"
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)
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type KeyValue struct {
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Key string
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Value string
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}
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func LowercaseFirstLetter(s string) string {
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if len(s) == 0 {
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return s
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}
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firstLetter := strings.ToLower(s[:1])
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return firstLetter + s[1:]
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}
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func SortStruct(data any) []KeyValue {
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v := reflect.ValueOf(data).Elem()
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t := v.Type()
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var kv []KeyValue
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for i := 0; i < v.NumField(); i++ {
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field := v.Field(i)
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key := LowercaseFirstLetter(t.Field(i).Name)
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value := fmt.Sprintf("%v", field.Interface())
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kv = append(kv, KeyValue{Key: key, Value: value})
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}
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sort.SliceStable(kv, func(i, j int) bool {
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return kv[i].Key < kv[j].Key
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})
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return kv
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}
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func SortStructJsonTag(data any) []KeyValue {
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// 获取 data 结构体的类型和值
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dataType := reflect.TypeOf(data).Elem()
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dataValue := reflect.ValueOf(data).Elem()
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var kv []KeyValue
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for i := 0; i < dataType.NumField(); i++ {
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field := dataType.Field(i)
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// 获取字段的值
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fieldValue := dataValue.FieldByName(field.Name).Interface()
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// 获取 JSON 字段名
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jsonTagName := field.Tag.Get("json")
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if jsonTagName != "" {
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kv = append(kv, KeyValue{Key: jsonTagName, Value: fmt.Sprintf("%v", fieldValue)})
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}
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}
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// 排序
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sort.SliceStable(kv, func(i, j int) bool {
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return kv[i].Key < kv[j].Key
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})
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return kv
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}
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