package utils

import (
	"reflect"
	"strings"
)


func FindIndex(schema interface{}) map[string]string{
	s := reflect.TypeOf(schema)
	tb := make(map[string]string)
	for i := 0; i < s.NumField(); i++ {
		if s.Field(i).Tag.Get("index") != "" {
			js := strings.Split(s.Field(i).Tag.Get("json"), ",")
			if len(js) == 0 {
				continue
			}
			tb[strings.ToLower(s.Name())] = js[0]
		}
	}
	return tb
}