/* Ricochet - https://ricochet.im/
 * Copyright (C) 2014, John Brooks <john.brooks@dereferenced.net>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *    * Redistributions in binary form must reproduce the above
 *      copyright notice, this list of conditions and the following disclaimer
 *      in the documentation and/or other materials provided with the
 *      distribution.
 *
 *    * Neither the names of the copyright owners nor the names of its
 *      contributors may be used to endorse or promote products derived from
 *      this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef CONTACTIDVALIDATOR_H
#define CONTACTIDVALIDATOR_H

#include <QRegularExpressionValidator>
#include "UserIdentity.h"

class ContactIDValidator : public QRegularExpressionValidator
{
    Q_OBJECT
    Q_DISABLE_COPY(ContactIDValidator)

    Q_PROPERTY(UserIdentity* notContactOfIdentity READ notContactOfIdentity WRITE setNotContactOfIdentity)

public:
    ContactIDValidator(QObject *parent = 0);

    static bool isValidID(const QString &text);
    static QString hostnameFromID(const QString &ID);
    static QString idFromHostname(const QString &hostname);
    static QString idFromHostname(const QByteArray &hostname) { return idFromHostname(QString::fromLatin1(hostname)); }

    UserIdentity *notContactOfIdentity() const { return m_uniqueIdentity; }
    void setNotContactOfIdentity(UserIdentity *i) { m_uniqueIdentity = i; }

    virtual void fixup(QString &text) const;
    virtual State validate(QString &text, int &pos) const;

    Q_INVOKABLE ContactUser *matchingContact(const QString &text) const;
    Q_INVOKABLE bool matchesIdentity(const QString &text) const;

signals:
    void failed() const;

protected:
    UserIdentity *m_uniqueIdentity;
};

#endif // CONTACTIDVALIDATOR_H
