Add search filter to card view window (#5791)

* refactor out search syntax help window

* add search bar to ZoneViewWidget

* implement filter logic

cockatrice/src/game/zones/view_zone.cpp

@@ -148,7 +148,16 @@ void ZoneViewZone::updateCardIds(CardAction action)
 // Because of boundingRect(), this function must not be called before the zone was added to a scene.
 void ZoneViewZone::reorganizeCards()
 {
-    CardList cardsToDisplay(cards);
+    // filter cards
+    CardList cardsToDisplay = CardList(cards.getContentsKnown());
+    for (auto card : cards) {
+        if (filterString.check(card->getInfo())) {
+            card->show();
+            cardsToDisplay.append(card);
+        } else {
+            card->hide();
+        }
+    }
 
     // sort cards
     QList<CardList::SortOption> sortOptions;
@@ -263,6 +272,12 @@ ZoneViewZone::GridSize ZoneViewZone::positionCardsForDisplay(CardList &cards, Ca
     }
 }
 
+void ZoneViewZone::setFilterString(const QString &_filterString)
+{
+    filterString = FilterString(_filterString);
+    reorganizeCards();
+}
+
 void ZoneViewZone::setGroupBy(CardList::SortOption _groupBy)
 {
     groupBy = _groupBy;

cockatrice/src/game/zones/view_zone.h

@@ -1,6 +1,7 @@
 #ifndef ZONEVIEWERZONE_H
 #define ZONEVIEWERZONE_H
 
+#include "../filters/filter_string.h"
 #include "select_zone.h"
 
 #include <QGraphicsLayoutItem>
@@ -35,6 +36,7 @@ private:
     int minRows, numberCards;
     CardZone *origZone;
     bool revealZone, writeableRevealZone;
+    FilterString filterString = FilterString("");
     CardList::SortOption groupBy, sortBy;
     bool pileView;
     bool isReversed;
@@ -96,6 +98,7 @@ public:
     }
 public slots:
     void close();
+    void setFilterString(const QString &_filterString);
     void setGroupBy(CardList::SortOption _groupBy);
     void setSortBy(CardList::SortOption _sortBy);
     void setPileView(int _pileView);

cockatrice/src/game/zones/view_zone_widget.cpp

@@ -1,7 +1,9 @@
 #include "view_zone_widget.h"
 
+#include "../../client/ui/pixel_map_generator.h"
 #include "../../settings/cache_settings.h"
 #include "../cards/card_item.h"
+#include "../filters/syntax_help.h"
 #include "../game_scene.h"
 #include "../player/player.h"
 #include "pb/command_shuffle.pb.h"
@@ -41,9 +43,24 @@ ZoneViewWidget::ZoneViewWidget(Player *_player,
     setFlag(ItemIgnoresTransformations);
 
     QGraphicsLinearLayout *vbox = new QGraphicsLinearLayout(Qt::Vertical);
+    vbox->setSpacing(2);
 
     // If the number is < 0, then it means that we can give the option to make the area sorted
     if (numberCards < 0) {
+        // search edit
+        searchEdit.setFocusPolicy(Qt::ClickFocus);
+        searchEdit.setPlaceholderText(tr("Search by card name (or search expressions)"));
+        searchEdit.setClearButtonEnabled(true);
+        searchEdit.addAction(loadColorAdjustedPixmap("theme:icons/search"), QLineEdit::LeadingPosition);
+        auto help = searchEdit.addAction(QPixmap("theme:icons/info"), QLineEdit::TrailingPosition);
+
+        connect(help, &QAction::triggered, this, [this] { createSearchSyntaxHelpWindow(&searchEdit); });
+
+        QGraphicsProxyWidget *searchEditProxy = new QGraphicsProxyWidget;
+        searchEditProxy->setWidget(&searchEdit);
+        searchEditProxy->setZValue(2000000007);
+        vbox->addItem(searchEditProxy);
+
         // top row
         QGraphicsLinearLayout *hTopRow = new QGraphicsLinearLayout(Qt::Horizontal);
 
@@ -128,6 +145,8 @@ ZoneViewWidget::ZoneViewWidget(Player *_player,
         if (CardList::NoSort == static_cast<CardList::SortOption>(groupBySelector.currentData().toInt())) {
             pileViewCheckBox.setEnabled(false);
         }
+
+        connect(&searchEdit, &QLineEdit::textChanged, zone, &ZoneViewZone::setFilterString);
     }
 
     setLayout(vbox);

cockatrice/src/game/zones/view_zone_widget.h

@@ -7,6 +7,7 @@
 #include <QComboBox>
 #include <QGraphicsProxyWidget>
 #include <QGraphicsWidget>
+#include <QLineEdit>
 
 class QLabel;
 class QPushButton;
@@ -47,6 +48,8 @@ private:
     QPushButton *closeButton;
     QScrollBar *scrollBar;
     ScrollableGraphicsProxyWidget *scrollBarProxy;
+
+    QLineEdit searchEdit;
     QComboBox groupBySelector;
     QComboBox sortBySelector;
     QCheckBox shuffleCheckBox;