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#include "divelistmodel.h"
#include "helpers.h"
#include <QDateTime>
DiveListModel *DiveListModel::m_instance = NULL;
DiveListModel::DiveListModel(QObject *parent) : QAbstractListModel(parent)
{
m_instance = this;
}
void DiveListModel::addDive(dive *d)
{
beginInsertRows(QModelIndex(), rowCount(), rowCount());
m_dives.append(new DiveObjectHelper(d));
endInsertRows();
}
void DiveListModel::insertDive(int i, DiveObjectHelper *newDive)
{
beginInsertRows(QModelIndex(), i, i);
m_dives.insert(i, newDive);
endInsertRows();
}
void DiveListModel::removeDive(int i)
{
beginRemoveRows(QModelIndex(), i, i);
m_dives.removeAt(i);
endRemoveRows();
}
void DiveListModel::updateDive(dive *d)
{
for (int i = 0; i < m_dives.count(); i++) {
if (m_dives.at(i)->id() == d->id) {
DiveObjectHelper *newDive = new DiveObjectHelper(d);
removeDive(i);
insertDive(i, newDive);
break;
}
}
}
void DiveListModel::clear()
{
if (m_dives.count()) {
beginRemoveRows(QModelIndex(), 0, m_dives.count() - 1);
qDeleteAll(m_dives);
m_dives.clear();
endRemoveRows();
}
}
int DiveListModel::rowCount(const QModelIndex &) const
{
return m_dives.count();
}
QVariant DiveListModel::data(const QModelIndex &index, int role) const
{
if(index.row() < 0 || index.row() > m_dives.count())
return QVariant();
DiveObjectHelper *curr_dive = m_dives[index.row()];
switch(role) {
case DiveRole: return QVariant::fromValue<QObject*>(curr_dive);
case DiveDateRole: return (qlonglong)curr_dive->timestamp();
}
return QVariant();
}
QHash<int, QByteArray> DiveListModel::roleNames() const
{
QHash<int, QByteArray> roles;
roles[DiveRole] = "dive";
roles[DiveDateRole] = "date";
return roles;
}
// create a new dive. set the current time and add it to the end of the dive list
QString DiveListModel::startAddDive()
{
struct dive *d;
d = alloc_dive();
d->when = QDateTime::currentMSecsSinceEpoch() / 1000L + gettimezoneoffset();
struct dive *pd = get_dive(dive_table.nr - 1);
int nr = 1;
if (pd && pd->number > 0)
nr = pd->number + 1;
d->number = nr;
d->dc.model = strdup("manually added dive");
add_single_dive(-1, d);
addDive(d);
return QString::number(d->id);
}
DiveListModel *DiveListModel::instance()
{
return m_instance;
}
DiveObjectHelper* DiveListModel::at(int i){
return m_dives.at(i);
}
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