package asaModels

import (
	"errors"
	"regexp"
)

type (
	CheckSum struct {
		Value string `json:"checksum"`
	}
)

var getCheckSum = regexp.MustCompile(`(?i)cryptochecksum:\s+(.*)\s+\n`)

func (c *CheckSum) Parse(s string) error {
	if !getCheckSum.MatchString(s) {
		return errors.New("Unable to find checksum value")
	}
	search := getCheckSum.FindStringSubmatch(s)
	if len(search) < 1 {
		return errors.New("Unable to find checksum value")
	}
	c.Value = search[1]
	return nil
}