package util

import (
	"fmt"
	"reflect"
	"unicode"
	"unicode/utf8"
)

func CallHandlerFunc(foo reflect.Method, args []reflect.Value) (retValue any, retErr error) {
	defer func() {
		if err := recover(); err != nil {
			fmt.Println(fmt.Sprintf("CallHandlerFunc: %v", err))
			retValue = nil
			retErr = fmt.Errorf("CallHandlerFunc: call method pkg:%s method:%s err:%v", foo.PkgPath, foo.Name, err)
		}
	}()
	if ret := foo.Func.Call(args); len(ret) > 0 {
		var err error = nil
		if r1 := ret[1].Interface(); r1 != nil {
			err = r1.(error)
		}
		return ret[0].Interface(), err
	}
	return nil, fmt.Errorf("CallHandlerFunc: call method pkg:%s method:%s", foo.PkgPath, foo.Name)
}

func IsExported(name string) bool {
	w, _ := utf8.DecodeRuneInString(name)
	return unicode.IsUpper(w)
}