#ifndef GLOBAL_H
#define GLOBAL_H

#include <QGraphicsItem>
#include <QtCore/QMetaObject>
#include <QtSwap>
#include <QHash>
#include <QUuid>
#include <QJsonObject>

const double g_dGriaphicsScene_Width = 800;
const double g_dGriaphicsScene_Height = 600;

//Q_NAMESPACE
enum GraphicsItemType
{
    GIT_base = QGraphicsItem::UserType + 1,
    GIT_line = QGraphicsItem::UserType + 2,
    GIT_rect = QGraphicsItem::UserType + 3,
    GIT_roundRect = QGraphicsItem::UserType + 4,
    GIT_ellipse = QGraphicsItem::UserType + 5,
    GIT_polygon = QGraphicsItem::UserType + 6,
    //======================================
    GIT_bus = QGraphicsItem::UserType + 50,
    GIT_itemRect = QGraphicsItem::UserType + 51,
    GIT_itemTri = QGraphicsItem::UserType + 52,
    GIT_link= QGraphicsItem::UserType + 53
};

enum AbstractItemType       //工程模关联的对象类型
{
    AIT_bus = 1,
    AIT_motor
};

class corresbondItem        //类型关联函数
{
public:
    static QMap<AbstractItemType,GraphicsItemType>  linkType;
};

enum DiagramMode        //组态图模式
{
    DM_edit = 0,
    DM_run
};

enum Attribute      //元模属性字段对照
{
    Id = Qt::UserRole + 1,
    Attribute = Qt::UserRole + 2,
    AttributeName = Qt::UserRole + 3,
    DataType = Qt::UserRole + 4,
    LengthPrecision = Qt::UserRole + 5,
    Scale = Qt::UserRole + 6,
    IsNotNull = Qt::UserRole + 7,
    DefaultValue = Qt::UserRole + 8,
    ValueRange = Qt::UserRole + 9,
};

struct attributeGroup       //属性组(元模)
{
    int     id = 0;
    QString groupType;
    QString groupName;
    int     isPublic = -1;
    QString remark;
};

struct dataType             //数据类型(元模)
{
    int     id = 0;
    QString dataType;
    QString databaseType;
};

struct modelType            //模型类型
{
    int     id = 0;
    QString modelType;
    QString modelName;
    QString remark;
};

struct modelGroup
{
    int        id = 0;
    qint64     modelTypeId = 0;
    qint64     attributeGroupId = 0;
};

struct attribute            //属性表(元模属性字段)
{
    int     id = 0;
    QString attribute;      //属性名
    QString attributeName;  //别名(中文名)
    qint64  dataTypeId = 0;       //数据类型id
    int     lengthPrecision=0;  //长度限制(varchar)
    int     scale=0;            //小数点位数
    int     isNotNull=0;        //是否非空
    QString defaultValue;       //默认值
    QString valueRange;         //数值范围
};

struct modelAttribute       //模型属性表(所有模型属性的索引)
{
    int     id = 0;
    qint64  modelTypeId = 0;
    qint64  attributeGroupId = 0;
    qint64  attributeId = 0;
};

struct  modelConnectivity   //模型连接性表(元模是否可以连接)
{
    int     id = 0;
    QString fromModel;      //属性名
    QString toModel;
    int     connectivity=0; //是否可连
};

//=====================================
struct projectManager       //工程模管理类
{
    int     id = 0;
    QString name;           //工程模表名
    QString tag;            //工程模名称
    QString metaModel;      //元模名
    QString groupName;      //属性组名
    int     linkType;       //图元链接类型
    QJsonObject checkState; //属性选择状态
};

//=====================================
struct propertyGroupState    //模型属性组信息
{
    QString groupName;      //属性组名称
    QString tableName;      //属性组表名
    QJsonObject propertyState;  //属性状态信息
};

//================工程模使用======================

struct propertyStateInfo    //属性
{
    QString name;       //属性名
    QString tagName;    //别名
    QString type;       //属性类型
    QString defaultValue;   //默认值
};

typedef QMap<QString,propertyStateInfo> PropertyValueInfo;

struct groupStateInfo       //属性组(结构信息)
{
    QString groupName;      //组名
    QString tableName;      //表名
    PropertyValueInfo info;       //属性信息
};

struct groupStateValue      //属性组(实时数据)
{
    QString groupName;      //组名
    QString tableName;      //表名
    QMap<QUuid,PropertyValueInfo> mapInfo;
};

struct modelStateInfo     //模型结构信息
{
    QString modelName;
    int     modelType;
    QMap<QString,groupStateInfo> groupInfo;      //属性组信息
};

struct modelDataInfo   //模型数据信息
{
    QString modelName;
    int     modelType;
    QMap<QString,groupStateValue> groupInfo;      //属性组实时信息
};
//==================================================

struct componentInfo
{
    int id = 0;
    QUuid uuid;
    QString modelName;
    QString nspath;
    QString tag;
    QString name;
    QString description;
    QString grid;
    QString zone;
    QString station;
    int type = 0;
    bool inService = true;
    int state = 0;
    QJsonObject connected_bus;
    QJsonObject label;
    QJsonObject context;
    int page_id = 0;
    int op = 0;
};

struct busStability
{
    int componentId = 0;
    double resistance = 0;
    bool anchor_v = false;
    double uv_alarm = 0;
    double ov_alarm = 0;
    bool anchor_i = false;
    double ui_alarm = 0;
    double oi_alarm = 0;
};
//Q_ENUM_NS(GraphicsItemType)

/**
 * Constants used for fetching QVariant data from GraphModel.
 */
enum class NodeRole {
    Type = 0,           ///< Type of the current node, usually a string.
    Position = 1,       ///< `QPointF` positon of the node on the scene.
    Size = 2,           ///< `QSize` for resizable nodes.
    CaptionVisible = 3, ///< `bool` for caption visibility.
    Caption = 4,        ///< `QString` for node caption.
    Style = 5,          ///< Custom NodeStyle as QJsonDocument
    InternalData = 6,   ///< Node-stecific user data as QJsonObject
    InPortCount = 7,    ///< `unsigned int`
    OutPortCount = 9,   ///< `unsigned int`
    Widget = 10,        ///< Optional `QWidget*` or `nullptr`
};
//Q_ENUM_NS(NodeRole)

/**
 * Specific flags regulating node features and appeaarence.
 */
enum NodeFlag {
    NoFlags = 0x0,   ///< Default NodeFlag
    Resizable = 0x1, ///< Lets the node be resizable
    Locked = 0x2
};

Q_DECLARE_FLAGS(NodeFlags, NodeFlag)
//Q_FLAG_NS(NodeFlags)
Q_DECLARE_OPERATORS_FOR_FLAGS(NodeFlags)

/**
 * Constants for fetching port-related information from the GraphModel.
 */
enum class PortRole {
    Data = 0,                 ///< `std::shared_ptr<NodeData>`.
    DataType = 1,             ///< `QString` describing the port data type.
    ConnectionPolicyRole = 2, ///< `enum` ConnectionPolicyRole
    CaptionVisible = 3,       ///< `bool` for caption visibility.
    Caption = 4,              ///< `QString` for port caption.
};
//Q_ENUM_NS(PortRole)

/**
 * Defines how many connections are possible to attach to ports. The
 * values are fetched using PortRole::ConnectionPolicy.
 */
enum class ConnectionPolicy {
    One,  ///< Just one connection for each port.
    Many, ///< Any number of connections possible for the port.
};
//Q_ENUM_NS(ConnectionPolicy)

/**
 * Used for distinguishing input and output node ports.
 */
enum class PortType {
    In = 0,  ///< Input node port (from the left).
    Out = 1, ///< Output node port (from the right).
    None = 2
};
//Q_ENUM_NS(PortType)

enum PortState
{
    P_const = 0,        //固定端口
    p_movable,          //移动端口
};

using PortCount = int;

/// ports are consecutively numbered starting from zero.
using PortIndex = int;

const PortIndex InvalidPortIndex = -1;

/// Unique Id associated with each node in the GraphModel.
using NodeId = int;

const NodeId InvalidNodeId = -1;

/**
 * A unique connection identificator that stores
 * out `NodeId`, out `PortIndex`, in `NodeId`, in `PortIndex`
 */
struct ConnectionId
{
    int conId;
    NodeId outNodeId;
    PortIndex outPortIndex;
    NodeId inNodeId;
    PortIndex inPortIndex;
};

inline uint qHash(const ConnectionId &data, uint seed){

    return data.conId;
}

inline bool operator<(ConnectionId const &a, ConnectionId const &b)
{
    return a.conId<b.conId;
}

inline bool operator==(ConnectionId const &a, ConnectionId const &b)
{
    return a.outNodeId == b.outNodeId && a.outPortIndex == b.outPortIndex
           && a.inNodeId == b.inNodeId && a.inPortIndex == b.inPortIndex;
}

inline bool operator!=(ConnectionId const &a, ConnectionId const &b)
{
    return !(a == b);
}

inline void invertConnection(ConnectionId &id)
{
    qSwap(id.outNodeId, id.inNodeId);
    qSwap(id.outPortIndex, id.inPortIndex);
}

#endif