package models

import (
	"crypto/sha256"
	"encoding/json"
	"fmt"
)

type Response struct {
	Meta
	QuestionID string
	AnswerID   string
}

func (r *Response) String() string {
	return fmt.Sprintf("QID: %v, AID:%v", r.QuestionID, r.AnswerID)
}

func (r *Response) GetHash() string {
	return fmt.Sprintf("%x", sha256.Sum256([]byte(r.QuestionID+r.AnswerID)))
}

func (r *Response) Marshal() ([]byte, error) {
	return json.Marshal(r)
}

func (r *Response) Unmarshal(data []byte) error {
	return json.Unmarshal(data, r)
}