#ifndef DATABACKUP_H
#define DATABACKUP_H

#include <QStackedWidget>
#include "udiskdetector.h"
#include "../backup_manager_interface.h"
#include "../backup-daemon/parsebackuplist.h"
#include "../component/backuplistwidget.h"

class DataBackup : public QStackedWidget
{
    Q_OBJECT
public:
    enum DataBackupState
    {
        IDEL = 0,  // 空闲
        CHECKING,  // 环境校验中
        BACKUPING  // 备份中
    };

    enum DataBackupPage
    {
        HOME_PAGE,        // 首页
        SELECT_PATH_PAGE, // 选择备份路径页
        INC_SELECT_PATH_PAGE, // 增量备份选择路径页
        CHECK_ENV_PAGE,   // 环境检测页
        NAME_BACKUP_PAGE, // 备份命名页
        BACKUP_PAGE,      // 备份中页
        LAST_PAGE,        // 结束页
    };
public:
    explicit DataBackup(QWidget *parent = nullptr);
    ~DataBackup();

private:
    void initFirstWidget();
    void initSecondWidget();
    void initSecondWidget_inc();
    void initThirdWidget();
    void initForthWidget();
    void initFifthWidget();
    void initLastWidget();

    QList<ParseBackupList::BackupPoint> getBackupPointList();
    bool isExistsBackupName(const QString & backupName);

signals:
    void reset();
    void initIncListWidget();

    void startCheckEnv();
    void checkEnvResult(bool result, const QString &errMsg = "", const QString &errTip = "");
    void backupWarnning(const QString &warnning);
    void checkBackupResult(bool result, const QString &errMsg = "", const QString &errTip = "");
    void startBackup();
    void progress(int state, int rate);
    void clearBackupName();

public slots:
    void on_pre_clicked(bool checked = false);
    void on_next_clicked(bool checked = false);
    void on_checkEnv_start();
    void on_checkEnv_end(int result);
    void on_backup_start();
    void on_checkBackup_end(int result);
    void on_backup_end(bool result);

private:
    void getPathsLimit(QStringList &pathLimits, QList<QUrl> &siderUrls);
    void addOldBackupPaths(BackupListWidget *listWidget);

    // 是否增量备份
    bool m_isIncrement;
    // U盘探测
    UdiskDetector* m_udector;
    // U盘挂载路径列表
    QStringList m_udiskPaths;
    // U盘列表变化时，先锁定
    bool m_isLock;
    // 是否本地备份
    bool m_isLocal;
    // 备份路径列表
    QStringList m_backupPaths;
    // 数据备份状态
    int m_DataBackupState;
    // 增量备份选择的备份点uuid
    QString m_uuid;
    // 自定义备份路径
    QString m_customizePath;
    // 选中的备份目标路径前缀（暂指udisk挂载路径）
    QString m_prefixDestPath;
    // dbus接口
    ComKylinBackupManagerInterface *m_pInterface;
    // 备份点名称
    QString m_backupName;
};

#endif // DATABACKUP_H