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// SPDX-License-Identifier: GPL-2.0
#include "qt-models/filtermodels.h"
#include "qt-models/models.h"
#include "core/display.h"
#include "core/qthelper.h"
#include "core/subsurface-string.h"
#include "core/subsurface-qt/DiveListNotifier.h"
#include "qt-models/divetripmodel.h"
#if !defined(SUBSURFACE_MOBILE)
#include "desktop-widgets/divelistview.h"
#include "desktop-widgets/mainwindow.h"
#endif
#include <QDebug>
#include <algorithm>
namespace {
bool hasTag(const QStringList tags, const struct dive *d)
{
if (!tags.isEmpty()) {
auto dive_tags = get_taglist_string(d->tag_list).split(",");
bool found_tag = false;
for (const auto& filter_tag : tags)
for (const auto& dive_tag : dive_tags)
if (dive_tag.trimmed().toUpper().contains(filter_tag.trimmed().toUpper()))
found_tag = true;
return found_tag;
}
return true;
}
bool hasPerson(const QStringList people, const struct dive *d)
{
if (!people.isEmpty()) {
QStringList dive_people = QString(d->buddy).split(",", QString::SkipEmptyParts)
+ QString(d->divemaster).split(",", QString::SkipEmptyParts);
bool found_person = false;
for(const auto& filter_person : people)
for(const auto& dive_person : dive_people)
if (dive_person.trimmed().toUpper().contains(filter_person.trimmed().toUpper()))
found_person = true;
return found_person;
}
return true;
}
bool hasLocation(const QStringList locations, const struct dive *d)
{
if (!locations.isEmpty()) {
QStringList diveLocations;
if (d->divetrip)
diveLocations.push_back(QString(d->divetrip->location));
if (d->dive_site)
diveLocations.push_back(QString(d->dive_site->name));
bool found_location = false;
for (const auto& filter_location : locations)
for (const auto& dive_location : diveLocations)
if (dive_location.trimmed().toUpper().contains(filter_location.trimmed().toUpper()))
found_location = true;
return found_location;
}
return true;
}
// TODO: Finish this iimplementation.
bool hasEquipment(const QStringList& equipment, const struct dive *d)
{
return true;
}
}
MultiFilterSortModel *MultiFilterSortModel::instance()
{
static MultiFilterSortModel self;
return &self;
}
MultiFilterSortModel::MultiFilterSortModel(QObject *parent) : QSortFilterProxyModel(parent),
divesDisplayed(0),
curr_dive_site(NULL),
model(DiveTripModel::instance())
{
setFilterKeyColumn(-1); // filter all columns
setFilterCaseSensitivity(Qt::CaseInsensitive);
setSourceModel(model);
}
void MultiFilterSortModel::setLayout(DiveTripModel::Layout layout)
{
DiveTripModel *tripModel = DiveTripModel::instance();
tripModel->setLayout(layout); // Note: setLayout() resets the whole model
}
bool MultiFilterSortModel::showDive(const struct dive *d) const
{
if (!filterData.validFilter)
return true;
if (d->visibility < filterData.minVisibility || d->visibility > filterData.maxVisibility)
return false;
if (d->rating < filterData.minRating || d->rating > filterData.maxRating)
return false;
// TODO: get the preferences for the imperial vs metric data.
// ignore the check if it doesn't makes sense.
if (d->watertemp.mkelvin < C_to_mkelvin(filterData.minWaterTemp) || d->watertemp.mkelvin > C_to_mkelvin((filterData.maxWaterTemp)))
return false;
if (d->airtemp.mkelvin < C_to_mkelvin(filterData.minAirTemp) || d->airtemp.mkelvin > C_to_mkelvin(filterData.maxAirTemp))
return false;
if (filterData.from.isValid() && d->when < filterData.from.toTime_t())
return false;
if (filterData.to.isValid() && d->when > filterData.to.toTime_t())
return false;
// tags.
if (!hasTag(filterData.tags, d))
return false;
// people
if (!hasPerson(filterData.people, d))
return false;
// Location
if (!hasLocation(filterData.location, d))
return false;
if (!hasEquipment(filterData.equipment, d))
return false;
return true;
}
bool MultiFilterSortModel::filterAcceptsRow(int source_row, const QModelIndex &source_parent) const
{
QModelIndex index0 = sourceModel()->index(source_row, 0, source_parent);
struct dive *d = sourceModel()->data(index0, DiveTripModel::DIVE_ROLE).value<struct dive *>();
// For dives, simply check the hidden_by_filter flag
if (d)
return !d->hidden_by_filter;
// Since this is not a dive, it must be a trip
dive_trip *trip = sourceModel()->data(index0, DiveTripModel::TRIP_ROLE).value<dive_trip *>();
if (!trip)
return false; // Oops. Neither dive nor trip, something is seriously wrong.
// Show the trip if any dive is visible
for (int i = 0; i < trip->dives.nr; ++i) {
if (!trip->dives.dives[i]->hidden_by_filter)
return true;
}
return false;
}
void MultiFilterSortModel::filterChanged(const QModelIndex &from, const QModelIndex &to, const QVector<int> &roles)
{
// Only redo the filter if a checkbox changed. If the count of an entry changed,
// we do *not* want to recalculate the filters.
if (roles.contains(Qt::CheckStateRole))
myInvalidate();
}
void MultiFilterSortModel::myInvalidate()
{
int i;
struct dive *d;
divesDisplayed = 0;
// Apply filter for each dive
for_each_dive (i, d) {
bool show = showDive(d);
filter_dive(d, show);
if (show)
divesDisplayed++;
}
invalidateFilter();
// Tell the dive trip model to update the displayed-counts
DiveTripModel::instance()->filterFinished();
emit filterFinished();
#if !defined(SUBSURFACE_MOBILE)
if (curr_dive_site)
MainWindow::instance()->diveList->expandAll();
#endif
}
void MultiFilterSortModel::clearFilter()
{
myInvalidate();
}
void MultiFilterSortModel::startFilterDiveSite(struct dive_site *ds)
{
curr_dive_site = ds;
myInvalidate();
}
void MultiFilterSortModel::stopFilterDiveSite()
{
curr_dive_site = NULL;
myInvalidate();
}
bool MultiFilterSortModel::lessThan(const QModelIndex &i1, const QModelIndex &i2) const
{
// Hand sorting down to the source model.
return model->lessThan(i1, i2);
}
void MultiFilterSortModel::filterDataChanged(const FilterData& data)
{
filterData = data;
myInvalidate();
}
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