package option

import (
	"encoding/json"

	"github.com/sagernet/sing/common/x/linkedhashmap"
)

func ToMap(v any) (*linkedhashmap.Map[string, any], error) {
	bytes, err := json.Marshal(v)
	if err != nil {
		return nil, err
	}
	var content linkedhashmap.Map[string, any]
	err = json.Unmarshal(bytes, &content)
	if err != nil {
		return nil, err
	}
	return &content, nil
}

func MergeObjects(objects ...any) (*linkedhashmap.Map[string, any], error) {
	var content linkedhashmap.Map[string, any]
	for _, object := range objects {
		objectMap, err := ToMap(object)
		if err != nil {
			return nil, err
		}
		content.PutAll(objectMap)
	}
	return &content, nil
}

func MarshallObjects(objects ...any) ([]byte, error) {
	content, err := MergeObjects(objects...)
	if err != nil {
		return nil, err
	}
	return json.Marshal(content)
}