package util

import (
	"encoding/json"
	"fmt"

	"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
	"github.com/nspcc-dev/neo-go/pkg/smartcontract/nef"
	"github.com/nspcc-dev/neo-go/pkg/util"
)

func (cs *ContractState) Parse() error {
	nf, err := nef.FileFromBytes(cs.RawNEF)
	if err != nil {
		return fmt.Errorf("can't parse NEF file: %w", err)
	}

	m := new(manifest.Manifest)
	if err := json.Unmarshal(cs.RawManifest, m); err != nil {
		return fmt.Errorf("can't parse manifest file: %w", err)
	}

	cs.NEF = &nf
	cs.Manifest = m
	return nil
}

type ContractState struct {
	NEF         *nef.File
	RawNEF      []byte
	Manifest    *manifest.Manifest
	RawManifest []byte
	Hash        util.Uint160
}