[VDS] add deck search query options for name, filename, and path (#5975)

* implement search expressions

* update syntax help

cockatrice/resources/help/deck_search.md

@@ -8,6 +8,20 @@ searches are case insensitive.
 <dd>[red deck wins](#red deck wins) <small>(Any deck with a display name containing the words red, deck, and wins)</small></dd>
 <dd>["red deck wins"](#%22red deck wins%22) <small>(Any deck with a display name containing the exact phrase "red deck wins")</small></dd>
 
+<dt>Deck <u>N</u>ame:</dt>
+<dd>[n:aggro](#n:aggro) <small>(Any deck with a name containing the word aggro)</small></dd>
+<dd>[n:red n:deck n:wins](#n:red n:deck n:wins) <small>(Any deck with a name containing the words red, deck, and wins)</small></dd>
+<dd>[n:"red deck wins"](#n:%22red deck wins%22) <small>(Any deck with a name containing the exact phrase "red deck wins")</small></dd>
+
+<dt><u>F</u>ile Name:</dt>
+<dd>[f:aggro](#f:aggro) <small>(Any deck with a filename containing the word aggro)</small></dd>
+<dd>[f:red f:deck f:wins](#f:red f:deck f:wins) <small>(Any deck with a filename containing the words red, deck, and wins)</small></dd>
+<dd>[f:"red deck wins"](#f:%22red deck wins%22) <small>(Any deck with a filename containing the exact phrase "red deck wins")</small></dd>
+
+<dt>Relative <u>P</u>ath (starting from the deck folder):</dt>
+<dd>[p:aggro](#p:aggro) <small>(Any deck that has "aggro" somewhere in its relative path)</small></dd>
+<dd>[p:edh/](#p:edh/) <small>(Any deck with "edh/" in its relative path, A.K.A. decks in the "edh" folder)</small></dd>
+
 <dt>Deck Contents (Uses [card search expressions](#cardSearchSyntaxHelp)):</dt>
 <dd><a href="#[[plains]]">[[plains]]</a> <small>(Any deck that contains at least one card with "plains" in its name)</small></dd>
 <dd><a href="#[[t:legendary]]">[[t:legendary]]</a> <small>(Any deck that contains at least one legendary)</small></dd>

cockatrice/src/game/filters/deck_filter_string.cpp

@@ -12,7 +12,7 @@ QueryPartList <- ComplexQueryPart ( ws ("AND" ws)? ComplexQueryPart)* ws*
 ComplexQueryPart <- SomewhatComplexQueryPart ws "OR" ws ComplexQueryPart / SomewhatComplexQueryPart
 SomewhatComplexQueryPart <- [(] QueryPartList [)] / QueryPart
 
-QueryPart <- NotQuery / DeckContentQuery / GenericQuery
+QueryPart <- NotQuery / DeckContentQuery / DeckNameQuery / FileNameQuery / PathQuery / GenericQuery
 
 NotQuery <- ('NOT' ws/'-') SomewhatComplexQueryPart
 
@@ -20,6 +20,10 @@ DeckContentQuery <- CardSearch NumericExpression?
 CardSearch <- '[[' CardFilterString ']]'
 CardFilterString <- (!']]'.)*
 
+DeckNameQuery <- ([Dd] 'eck')? [Nn] 'ame'? [:] String
+FileNameQuery <- [Ff] ('ile' 'name'?)? [:] String
+PathQuery <- [Pp] 'ath'? [:] String
+
 GenericQuery <- String
 
 NonDoubleQuoteUnlessEscaped <- '\\\"'. / !["].
@@ -129,6 +133,28 @@ static void setupParserRules()
         return QString::fromStdString(std::string(sv.sv()));
     };
 
+    search["DeckNameQuery"] = [](const peg::SemanticValues &sv) -> DeckFilter {
+        auto name = std::any_cast<QString>(sv[0]);
+        return [=](const DeckPreviewWidget *deck, const ExtraDeckSearchInfo &) {
+            return deck->deckLoader->getName().contains(name, Qt::CaseInsensitive);
+        };
+    };
+
+    search["FileNameQuery"] = [](const peg::SemanticValues &sv) -> DeckFilter {
+        auto name = std::any_cast<QString>(sv[0]);
+        return [=](const DeckPreviewWidget *deck, const ExtraDeckSearchInfo &) {
+            auto filename = QFileInfo(deck->filePath).fileName();
+            return filename.contains(name, Qt::CaseInsensitive);
+        };
+    };
+
+    search["PathQuery"] = [](const peg::SemanticValues &sv) -> DeckFilter {
+        auto name = std::any_cast<QString>(sv[0]);
+        return [=](const DeckPreviewWidget *, const ExtraDeckSearchInfo &info) {
+            return info.relativeFilePath.contains(name, Qt::CaseInsensitive);
+        };
+    };
+
     search["GenericQuery"] = [](const peg::SemanticValues &sv) -> DeckFilter {
         auto name = std::any_cast<QString>(sv[0]);
         return [=](const DeckPreviewWidget *deck, const ExtraDeckSearchInfo &) {