#ifndef GLOBAL_H
#define GLOBAL_H

#include <QString>
#include <QSqlError>
#include <QVector>

enum DialogState
{
    DS_New,
    DS_Edit
};

struct DatabaseConfig
{
    QString strID; //存储在配置文件时用作唯一标识
    QString strConnectionName;
    QString strDBType; //"QPSQL","QMYSQL"...
    QString strHost;
    int     nPort;
    QString strDBName;
    QString strUserName;
    QString strPassword;
    bool    bSavePS;
    QString strComment;

    DatabaseConfig()
    {
        strID = "";
        strConnectionName = "";
        strDBType = "QPSQL";
        strHost = "";
        nPort = 5432;
        strDBName = "postgres";
        strUserName = "";
        strPassword = "";
        bSavePS = true;
        strComment = "";
    }
};

struct AttributeGroup
{
    int id;
    QString name; //中文展示名称
    QString type; //英文标识名称
    QString remark;
    bool isPublic;
    int version; //用来及记录pucblic类型属性组数据同步的标记

    AttributeGroup()
    {
        id = -1;
        name = "";
        type = "";
        remark = "";
        isPublic = false;
        version = 0;
    }

    //利用移动语义优化的构造函数(不定义也可以，QString实际上实现了隐式共享)
    AttributeGroup(int id, QString name, QString type, QString remark, bool isPublic, int version = 0)
        : id(id),
        name(std::move(name)),
        type(std::move(type)),
        remark(std::move(remark)),
        isPublic(isPublic),
        version(version){}
};

struct Model
{
    int id;
    QString name; //中文展示名称
    QString type; //英文标识名称
    QString remark;
    QByteArray icon;
    int grahicElement;
    QVector<int> groups;

    Model(int id, QString name, QString type, QString remark, QByteArray icon, int grahicElement, QVector<int> groups)
        : id(id),
        name(std::move(name)),
        type(std::move(type)),
        remark(std::move(remark)),
        icon(std::move(icon)),
        grahicElement(std::move(grahicElement)),
        groups(std::move(groups)){}

};

struct Attribute
{
    int id;
    QString name; //中文展示名称(filed:attribute_name)
    QString type; //英文表示名称(filed:attribute),不可重名
    int dataTypeID;
    int dataLength; //filed:length_precision
    QString defaultValue;
    int isVisible;

    Attribute()
    {
        id = -1;
        name = "";
        type = "";
        dataTypeID = -1;
        dataLength = -1;
        defaultValue = "";
        isVisible = 1;
    }

    Attribute(int id, QString name, QString type, int dataTypeID, int dataLength, QString defaultVaule, int isVisible = 1)
        :id(id),
        name(std::move(name)),
        type(std::move(type)),
        dataTypeID(dataTypeID),
        dataLength(dataLength),
        defaultValue(std::move(defaultVaule)),
        isVisible(isVisible){}
};

struct ModelAttributeGroup
{
    int modelID;
    int groupID;
    QString strModelName;
    QString strGroupName;

    ModelAttributeGroup(int modelID, int groupID, QString strModelName, QString strGroupName)
        : modelID(modelID),
        groupID(groupID),
        strModelName(std::move(strModelName)),
        strGroupName(std::move(strGroupName)){}
};

struct PaginationInfo
{
    int totalEntries; //数据条目总数量
    int entriesPerPage; //每页条目数量
    int totalPages; //总页数
    int currentPage; //当前页数
};

struct Component
{
    int id;
    QString type;
    QString name;

    Component(int id, QString type, QString name)
        : id(id),
        type(std::move(type)),
        name(std::move(name)){}
};

class DatabaseException : public std::runtime_error
{
public:
    explicit DatabaseException(const QSqlError& error)
        : std::runtime_error(error.text().toStdString()), m_error(error) {}

    QSqlError error() const { return m_error; }

private:
    QSqlError m_error;
};

#endif