#pragma once
#include <QtCore>
#include <array>

inline const QString NrbGenesis = QStringLiteral("0177ee4010f9617feb8e2956aa4dfb7a8df18b6e4f6cc3359bdb8cfef9d10bfd");
void wipe(QByteArray &bytes);
[[noreturn]] void walletError(const QString &message);
QJsonObject offlineCore(QJsonObject request);

class WalletStore {
    QString filename;
    unsigned char *key = nullptr;
    bool plainOpen = false;
    QByteArray salt;
    QByteArray plaintext;
    QJsonObject decrypt(const QByteArray &file, QByteArray &password, unsigned char *outKey, QByteArray &outSalt);
    void save(const QJsonObject &data);
public:
    explicit WalletStore(QString path);
    ~WalletStore();
    bool exists() const;
    bool unlocked() const { return key != nullptr || plainOpen; }
    bool passwordProtected() const { return key != nullptr; }
    static bool fileRequiresPassword(const QString &path);
    QString path() const { return filename; }
    void create(QByteArray password);
    void unlock(QByteArray password);
    void changePassword(QByteArray password);
    void lock();
    QJsonArray entries() const;
    QString addKey(const QJsonObject &pair, const QString &label);
    void backup(const QString &destination) const;
    void restore(const QString &source, QByteArray password);
};