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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "ndefmessagemodel.h"
#include <QNdefNfcTextRecord>
#include <QNdefNfcUriRecord>
NdefMessageModel::NdefMessageModel(QObject *parent) : QAbstractListModel(parent) { }
int NdefMessageModel::rowCount(const QModelIndex &parent) const
{
if (parent.isValid())
return 0;
return m_message.size();
}
static NdefMessageModel::RecordType getRecordType(const QNdefRecord &record)
{
if (record.isRecordType<QNdefNfcTextRecord>()) {
return NdefMessageModel::TextRecord;
} else if (record.isRecordType<QNdefNfcUriRecord>()) {
return NdefMessageModel::UriRecord;
}
return NdefMessageModel::OtherRecord;
}
static QString getText(const QNdefRecord &record)
{
if (record.isRecordType<QNdefNfcTextRecord>()) {
QNdefNfcTextRecord r(record);
return r.text();
} else if (record.isRecordType<QNdefNfcUriRecord>()) {
QNdefNfcUriRecord r(record);
return r.uri().toString();
}
return record.payload().toHex(':');
}
QVariant NdefMessageModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return {};
if (index.row() < 0 || index.row() >= m_message.size())
return {};
const auto &record = m_message.at(index.row());
switch (role) {
case RecordTypeRole:
return getRecordType(record);
case RecordTextRole:
return getText(record);
default:
return {};
}
}
QHash<int, QByteArray> NdefMessageModel::roleNames() const
{
QHash<int, QByteArray> names;
names[RecordTypeRole] = "recordType";
names[RecordTextRole] = "recordText";
return names;
}
bool NdefMessageModel::removeRows(int row, int count, const QModelIndex &parent)
{
if (parent.isValid())
return false;
if (row < 0 || count <= 0)
return false;
if (row >= m_message.size() || (m_message.size() - row) < count)
return false;
beginRemoveRows(parent, row, row + count - 1);
m_message.remove(row, count);
endRemoveRows();
Q_EMIT messageChanged();
return true;
}
QNdefMessage NdefMessageModel::message() const
{
return m_message;
}
void NdefMessageModel::setMessage(const QNdefMessage &newMessage)
{
if (m_message == newMessage)
return;
beginResetModel();
m_message = newMessage;
endResetModel();
Q_EMIT messageChanged();
}
void NdefMessageModel::clearMessage()
{
if (m_message.isEmpty())
return;
removeRows(0, m_message.size(), {});
}
void NdefMessageModel::addTextRecord(const QString &text)
{
QNdefNfcTextRecord record;
record.setText(text);
const auto newRow = m_message.size();
beginInsertRows({}, newRow, newRow);
m_message.append(std::move(record));
endInsertRows();
Q_EMIT messageChanged();
}
void NdefMessageModel::addUriRecord(const QString &uri)
{
QNdefNfcUriRecord record;
record.setUri(QUrl(uri));
const auto newRow = m_message.size();
beginInsertRows({}, newRow, newRow);
m_message.append(std::move(record));
endInsertRows();
Q_EMIT messageChanged();
}
void NdefMessageModel::setTextData(int row, const QString &text)
{
if (row < 0 || row >= m_message.size())
return;
const auto &record = m_message.at(row);
if (record.isRecordType<QNdefNfcTextRecord>()) {
QNdefNfcTextRecord r(record);
r.setText(text);
m_message[row] = r;
} else if (record.isRecordType<QNdefNfcUriRecord>()) {
QNdefNfcUriRecord r(record);
r.setUri(text);
m_message[row] = r;
} else {
return;
}
const auto idx = index(row);
Q_EMIT dataChanged(idx, idx, { RecordTextRole });
Q_EMIT messageChanged();
}
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