classDiagram
    class DAccount {
        +DAccount(Type type)
        +setAccountID(QString accountID)
        +setDbusInterface(QString dbusInterface)
        +setAccountState(AccountStates accountState)
        +fromJsonString(Ptr &account, const QString &jsonStr)
        +toJsonListString(const DAccount::List &accountList, QString &jsonStr)
        +fromJsonListString(List &accountList, const QString &jsonStr)
        +syncFreqToJsonString(const DAccount::Ptr &account)
        +syncFreqFromJsonString(const DAccount::Ptr &account, const QString &syncFreqStr)
        <<uses CommonLogger for debug and warning logs>>
    }

    class DScheduleType {
        +setDeleted(int deleted)
        +fromJsonString(DScheduleType::Ptr &scheduleType, const QString &jsonStr)
        +toJsonString(const DScheduleType::Ptr &scheduleType, QString &jsonStr)
        +fromJsonListString(DScheduleType::List &stList, const QString &jsonStr)
        +toJsonListString(const DScheduleType::List &stList, QString &jsonStr)
        <<uses CommonLogger for debug and warning logs>>
    }

    class DSchedule {
        +DSchedule()
        +DSchedule(const DSchedule &schedule)
        +setAlarmType(const DSchedule::AlarmType &alarmType)
        +setRRuleType(const DSchedule::RRuleType &rtype)
        +fromJsonString(DSchedule::Ptr &schedule, const QString &json)
        +toJsonString(const DSchedule::Ptr &schedule, QString &json)
        <<uses CommonLogger for debug and warning logs>>
    }

    class DTypeColor {
        +DTypeColor()
        +DTypeColor(const DTypeColor &typeColor)
        +fromJsonString(const QString &colorJson)
        +toJsonString(const DTypeColor::List &colorList)
        <<uses CommonLogger for debug logs>>
    }

    class DBusTimedate {
        +DBusTimedate(QObject *parent)
        +shortTimeFormat()
        +shortDateFormat()
        +weekBegins()
        +propertiesChanged(const QDBusMessage &msg)
        +getPropertyByName(const char *porpertyName)
        +getHasDateTimeFormat()
        <<uses CommonLogger for debug and warning logs>>
    }

    class LunarDateInfo {
        +getRRuleStartDate(const QDate &beginDate, const QDate &endDate, const QDate &solarDate)
        +getAllNextMonthLunarDayBySolar(const QDate &solarDate)
        +getAllNextYearLunarDayBySolar(const QDate &solarDate)
        +ParseRRule(const QString &rule)
        +addSolarMap(QMap<int, QDate> &solarMap, QDate &nextDate, int &count, const int addDays)
        <<uses CommonLogger for debug and warning logs>>
    }

    class LunarCalendar {
        +LogOffEmptyData()
        <<uses CommonLogger for debug logs>>
    }

    class pinyinsearch {
        +pinyinsearch()
        +getPinPinSearch()
        +CreatePinyin(const QString &zh)
        +initDict()
        <<uses CommonLogger for debug and warning logs>>
    }

    class DDE_Calendar {
        +getNewTypeIDByOldTypeID(int oldTypeID)
        +getOldTypeIDByNewTypeID(const QString &newTypeID)
        +getExternalSchedule(const DSchedule::Map &scheduleMap)
        +setAlarmByOldRemind(const DSchedule::Ptr &schedule, const QString &remind)
        +getOldRemindByAlarm(const DSchedule::AlarmType &alarmType)
        +getScheduleByExported(const QString &scheduleStr)
        +setRRuleByOldRRule(const DSchedule::Ptr &schedule, const QString &rrule)
        +setExDate(const DSchedule::Ptr &schedule, const QJsonArray &ignore)
        <<uses CommonLogger for debug and warning logs>>
    }

    class CaLunarDayInfo {
        +registerMetaType()
        <<uses CommonLogger for debug logs>>
    }

    class CaHuangLiDayInfo {
        +toJson()
        +strJsonToInfo(const QString &strJson, bool &isVaild)
        +jsonObjectToInfo(const QJsonObject &jsonObject)
        <<uses CommonLogger for debug logs>>
    }

    class CaHuangLiMonthInfo {
        +toJson()
        +strJsonToInfo(const QString &strJson, bool &isVaild)
        +clear()
        <<uses CommonLogger for debug logs>>
    }

    class DScheduleQueryPar {
        +DScheduleQueryPar()
        +fromJsonString(const QString &queryStr)
        +toJsonString(const DScheduleQueryPar::Ptr &queryPar)
        <<uses CommonLogger for debug and warning logs>>
    }

    class Units {
        +getHomeConfigPath()
        +DownloadFile(QString url, QString filename)
        <<uses CommonLogger for debug logs>>
    }