// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#pragma once

#include "debugger_global.h"
#include "debuggerprotocol.h"

#include <utils/treemodel.h>

#include <QMetaType>

namespace Debugger::Internal {

class GdbMi;

class DEBUGGER_EXPORT WatchItem : public Utils::TypedTreeItem<WatchItem, WatchItem>
{
public:
    WatchItem() {}

    void parse(const GdbMi &input, bool maySort);

    bool isLocal()   const;
    bool isWatcher() const;
    bool isInspect() const;

    QString expression() const;
    QString sourceExpression() const;
    QString realName() const;
    QString internalName() const;
    QString toToolTip() const;

    QVariant editValue() const;
    QMetaType::Type editType() const;

    static const qint64 InvalidId = -1;
    constexpr static char loadMoreName[] = "<load more>";

    void setHasChildren(bool c)   { wantsChildren = c; }
    bool isLoadMore() const;

    bool isValid()   const { return !iname.isEmpty(); }
    bool isVTablePointer() const;
    int guessSize() const;

    void setError(const QString &);
    void setValue(const QString &);

    QString toString() const;

    static QString shadowedName(const QString &name, int seen);

    QString hexAddress() const;
    QString key() const { return address ? hexAddress() : iname; }

public:
    qint64          id = InvalidId;        // Token for the engine for internal mapping
    QString         iname;                 // Internal name sth like 'local.baz.public.a'
    QString         exp;                   // The expression
    QString         name;                  // Displayed name
    QString         value;                 // Displayed value
    QString         editvalue;             // Displayed value
    QString         editformat;            // Format of displayed value
    DebuggerEncoding editencoding;         // Encoding of displayed value
    QString         type;                  // Type for further processing
    quint64         address = 0;           // Displayed address of the actual object
    quint64         origaddr = 0;          // Address of the pointer referencing this item (gdb auto-deref)
    uint            size = 0;              // Size
    uint            bitpos = 0;            // Position within bit fields
    uint            bitsize = 0;           // Size in case of bit fields
    uint            autoDerefCount = 0;    // number of levels of automatic dereferencing that has taken place (for pointer types)
    uint            variablesReference = 0;// reference to the variable in the variables request DAP related
    int             valuelen = 0;          // -1 if cut on unknown size, full size otherwise
    int             arrayIndex = -1;       // -1 if not an array member
    uchar           sortGroup = 0;         // 0 - ordinary member, 1 - vptr, 2 - base class
    bool            wantsChildren = false;
    bool            valueEnabled = true;   // Value will be enabled or not
    bool            valueEditable = true;  // Value will be editable
    bool            outdated = false;      // \internal item is to be removed.
    double          time = 0;              // Time used on the dumper side to produce this item

    mutable QString  valueCache;           // Pre-computed displayed value
    void updateValueCache() const;          // implemented in watchhandler.cpp

private:
    void parseHelper(const GdbMi &input, bool maySort);
};

} // Debugger::Internal
