mirror of
https://github.com/Cockatrice/Cockatrice.git
synced 2026-11-10 12:03:25 -08:00
294 lines
9.5 KiB
C++
294 lines
9.5 KiB
C++
#include "card_database_display_model.h"
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#include "../natural_sort_collator.h"
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#include "card_database_model.h"
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#include "libcockatrice/card/card_localization.h"
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#include "libcockatrice/filters/filter_string.h"
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#include "libcockatrice/filters/filter_tree.h"
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#include <QAbstractItemModel>
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#include <QChar>
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#include <QList>
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#include <QMap>
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#include <QSharedPointer>
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#include <QStringList>
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#include <QVariant>
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#include <QtGlobal>
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#include <qnamespace.h>
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#include <string>
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#include <utility>
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class QObject;
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CardDatabaseDisplayModel::CardDatabaseDisplayModel(QObject *parent)
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: QSortFilterProxyModel(parent), isToken(ShowAll), filterString(nullptr), cardModel(nullptr),
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collator(NaturalSort::makeNaturalSortCollator())
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{
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filterTree = nullptr;
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setFilterCaseSensitivity(Qt::CaseInsensitive);
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setSortCaseSensitivity(Qt::CaseInsensitive);
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dirtyTimer.setSingleShot(true);
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connect(&dirtyTimer, &QTimer::timeout, this, [this]() {
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invalidate();
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emit modelDirty();
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});
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}
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void CardDatabaseDisplayModel::setSourceModel(QAbstractItemModel *model)
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{
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cardModel = qobject_cast<CardDatabaseModel *>(model);
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QSortFilterProxyModel::setSourceModel(model);
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connect(model, &QAbstractItemModel::rowsInserted, this, [this]() { dirty(); });
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connect(model, &QAbstractItemModel::rowsRemoved, this, [this]() { dirty(); });
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connect(model, &QAbstractItemModel::modelReset, this, [this]() { dirty(); });
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}
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QVariant CardDatabaseDisplayModel::data(const QModelIndex &index, int role) const
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{
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if (role == CardInfoRole) {
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return QVariant::fromValue(cardInfoAt(index));
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}
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return QSortFilterProxyModel::data(index, role);
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}
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CardInfoPtr CardDatabaseDisplayModel::cardInfoAt(const QModelIndex &index) const
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{
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if (!index.isValid() || cardModel == nullptr) {
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return {};
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}
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const QModelIndex sourceIndex = mapToSource(index);
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return sourceIndex.isValid() ? cardModel->getCard(sourceIndex.row()) : CardInfoPtr();
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}
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QMap<wchar_t, wchar_t> CardDatabaseDisplayModel::characterTranslation = {{L'“', L'\"'},
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{L'”', L'\"'},
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{L'‘', L'\''},
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{L'’', L'\''}};
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bool CardDatabaseDisplayModel::lessThan(const QModelIndex &left, const QModelIndex &right) const
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{
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const QString leftString = sourceModel()->data(left, CardDatabaseModel::SortRole).toString();
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const QString rightString = sourceModel()->data(right, CardDatabaseModel::SortRole).toString();
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if (!cardName.isEmpty() && left.column() == CardDatabaseModel::NameColumn) {
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const bool isLeftType = leftString.startsWith(cardName, Qt::CaseInsensitive);
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const bool isRightType = rightString.startsWith(cardName, Qt::CaseInsensitive);
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// test for an exact match: isLeftType && leftString.size() == cardName.size()
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// or an exclusive start match: isLeftType && !isRightType
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if (isLeftType && (!isRightType || leftString.size() == cardName.size())) {
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return true;
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}
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// same checks for the right string
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if (isRightType && (!isLeftType || rightString.size() == cardName.size())) {
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return false;
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}
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} else if (right.column() == CardDatabaseModel::PTColumn && left.column() == CardDatabaseModel::PTColumn) {
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// The comparator runs O(n log n) times while the view is sorted, so
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// splitting every power/toughness string into a QStringList allocates
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// a lot for data that has exactly one separator. Work on views and
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// only split the two halves out when both strings are well formed.
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const QStringView leftPT = leftString;
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const QStringView rightPT = rightString;
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const qsizetype leftSlash = leftPT.indexOf(u'/');
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const qsizetype rightSlash = rightPT.indexOf(u'/');
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const bool leftIsWellFormed = leftSlash >= 0 && leftPT.indexOf(u'/', leftSlash + 1) < 0;
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const bool rightIsWellFormed = rightSlash >= 0 && rightPT.indexOf(u'/', rightSlash + 1) < 0;
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if (leftIsWellFormed && rightIsWellFormed) {
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const int powerComparison = lessThanNumerically(leftPT.left(leftSlash), rightPT.left(rightSlash));
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if (powerComparison != 0) {
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return powerComparison < 0;
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}
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// power equal, check toughness
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return lessThanNumerically(leftPT.mid(leftSlash + 1), rightPT.mid(rightSlash + 1)) < 0;
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}
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}
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return collator.compare(leftString, rightString) < 0;
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}
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int CardDatabaseDisplayModel::lessThanNumerically(QStringView left, QStringView right) const
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{
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if (left == right) {
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return 0;
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}
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bool okLeft = false;
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bool okRight = false;
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float leftNum = left.toFloat(&okLeft);
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float rightNum = right.toFloat(&okRight);
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if (okLeft && okRight) {
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if (leftNum < rightNum) {
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return -1;
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}
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if (leftNum > rightNum) {
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return 1;
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} else {
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return 0;
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}
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}
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// try and parsing again, for weird ones like "1+*"
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QStringView leftAfterNum;
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QStringView rightAfterNum;
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if (!okLeft) {
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int leftNumIndex = 0;
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for (; leftNumIndex < left.size(); leftNumIndex++) {
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if (!left.at(leftNumIndex).isDigit()) {
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break;
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}
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}
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if (leftNumIndex != 0) {
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leftNum = left.left(leftNumIndex).toFloat(&okLeft);
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leftAfterNum = left.right(leftNumIndex);
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}
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}
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if (!okRight) {
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int rightNumIndex = 0;
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for (; rightNumIndex < right.size(); rightNumIndex++) {
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if (!right.at(rightNumIndex).isDigit()) {
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break;
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}
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}
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if (rightNumIndex != 0) {
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rightNum = right.left(rightNumIndex).toFloat(&okRight);
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rightAfterNum = right.right(rightNumIndex);
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}
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}
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if (okLeft && okRight) {
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if (leftNum != rightNum) {
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// both parsed as numbers, but different number
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if (leftNum < rightNum) {
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return -1;
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} else {
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return 1;
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}
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} else {
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// both parsed, same number, but at least one has something else
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// so compare the part after the number - prefer nothing
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return collator.compare(leftAfterNum, rightAfterNum);
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}
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} else if (okLeft) {
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return -1;
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} else if (okRight) {
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return 1;
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}
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// couldn't parse it, just return String comparison
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return collator.compare(left, right);
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}
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bool CardDatabaseDisplayModel::filterAcceptsRow(int sourceRow, const QModelIndex & /*sourceParent*/) const
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{
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CardInfoPtr info = static_cast<CardDatabaseModel *>(sourceModel())->getCard(sourceRow);
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if (((isToken == ShowTrue) && !info->getIsToken()) || ((isToken == ShowFalse) && info->getIsToken())) {
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return false;
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}
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if (filterString != nullptr) {
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if (filterTree != nullptr && !filterTree->acceptsCard(info, searchLanguage)) {
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return false;
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}
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return filterString->check(info);
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}
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return rowMatchesCardName(info);
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}
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bool CardDatabaseDisplayModel::rowMatchesCardName(CardInfoPtr info) const
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{
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if (!cardName.isEmpty()) {
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const bool matchesEnglish = info->getName().contains(cardName, Qt::CaseInsensitive);
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const bool matchesLocalized =
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!searchLanguage.isEnglishOnly() &&
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info->getLocalizedName(searchLanguage.language).contains(cardName, Qt::CaseInsensitive);
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if (!matchesEnglish && !matchesLocalized) {
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return false;
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}
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}
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if (!cardNameSet.isEmpty() && !cardNameSet.contains(info->getName())) {
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return false;
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}
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if (filterTree != nullptr) {
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return filterTree->acceptsCard(info, searchLanguage);
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}
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return true;
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}
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void CardDatabaseDisplayModel::clearFilterAll()
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{
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#if (QT_VERSION >= QT_VERSION_CHECK(6, 9, 0))
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beginFilterChange();
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#endif
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cardName.clear();
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cardText.clear();
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cardTypes.clear();
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cardColors.clear();
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if (filterTree != nullptr) {
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filterTree->clear();
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}
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#if (QT_VERSION >= QT_VERSION_CHECK(6, 10, 0))
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endFilterChange(QSortFilterProxyModel::Direction::Rows);
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#else
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invalidateFilter();
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#endif
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}
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void CardDatabaseDisplayModel::setFilterTree(FilterTree *_filterTree)
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{
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if (this->filterTree != nullptr) {
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disconnect(this->filterTree, nullptr, this, nullptr);
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}
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this->filterTree = _filterTree;
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connect(this->filterTree, &FilterTree::changed, this, &CardDatabaseDisplayModel::filterTreeChanged);
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invalidate();
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}
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void CardDatabaseDisplayModel::setStringFilter(const QString &_src)
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{
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searchText = _src;
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delete filterString;
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filterString = new FilterString(_src, searchLanguage);
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dirty();
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}
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void CardDatabaseDisplayModel::setSearchLanguage(const CardSearchLanguage &searchLang)
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{
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if (searchLanguage == searchLang) {
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return;
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}
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searchLanguage = searchLang;
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if (filterString != nullptr) {
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setStringFilter(searchText);
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}
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dirty();
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}
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void CardDatabaseDisplayModel::filterTreeChanged()
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{
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invalidate();
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}
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const QString CardDatabaseDisplayModel::sanitizeCardName(const QString &dirtyName, const QMap<wchar_t, wchar_t> &table)
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{
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std::wstring toReturn = dirtyName.toStdWString();
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for (wchar_t &ch : toReturn) {
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if (table.contains(ch)) {
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ch = table.value(ch);
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}
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}
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return QString::fromStdWString(toReturn);
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}
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