minor: New Game Digimon Digi-Battle (#17)

* digimon digi battle added to supported games

* sonarqube update

* readme update

---------

Co-authored-by: sdine <sdine@sdine.com>

core/include/ccm/domain/DigiBattle99Card.hpp

@@ -0,0 +1,38 @@
+#pragma once
+
+// DigiBattle99Card - Digimon Digi-Battle (1999 English) card model.
+// Pokémon-shaped field set (setNo / holo / firstEdition / signed / altered).
+
+#include "ccm/domain/Enums.hpp"
+#include "ccm/domain/Set.hpp"
+
+#include <nlohmann/json.hpp>
+
+#include <cstdint>
+#include <string>
+#include <vector>
+
+namespace ccm {
+
+struct DigiBattle99Card {
+    std::uint32_t id{0};
+    std::uint8_t  amount{1};
+    std::string   name;
+    Set           set;
+    std::string   setNo;
+    std::string   note;
+    std::vector<std::string> images;
+    Language      language{Language::English};
+    Condition     condition{Condition::NearMint};
+    bool          firstEdition{false};
+    bool          holo{false};
+    bool          signed_{false};
+    bool          altered{false};
+
+    friend bool operator==(const DigiBattle99Card&, const DigiBattle99Card&) = default;
+};
+
+void to_json(nlohmann::json& j, const DigiBattle99Card& c);
+void from_json(const nlohmann::json& j, DigiBattle99Card& c);
+
+}  // namespace ccm

core/include/ccm/domain/Enums.hpp

@@ -19,6 +19,7 @@ enum class Game {
     Magic,
     Pokemon,
     YuGiOh,
+    DigiBattle99,
 };
 
 enum class Language {
@@ -57,7 +58,7 @@ std::optional<Language>  languageFromString(std::string_view s) noexcept;
 std::optional<Condition> conditionFromString(std::string_view s) noexcept;
 std::optional<Theme>     themeFromString(std::string_view s) noexcept;
 
-const std::array<Game, 3>&       allGames() noexcept;
+const std::array<Game, 4>&       allGames() noexcept;
 const std::array<Language, 8>&   allLanguages() noexcept;
 const std::array<Condition, 7>&  allConditions() noexcept;
 const std::array<Theme, 2>&      allThemes() noexcept;

core/include/ccm/games/digibattle99/DigiBattle99CardPreviewSource.hpp

@@ -0,0 +1,67 @@
+#pragma once
+
+// DigiBattle99CardPreviewSource: digimoncard.io search + CDN card images for
+// Digimon Digi-Battle (1999 English).
+//
+// Preview key middle slot is Set.name (pack display name) so search.php?pack=
+// works without a reverse slug map. When setNo is present, the CDN URL is
+// built directly — no search round-trip.
+
+#include "ccm/ports/ICardPreviewSource.hpp"
+#include "ccm/ports/IHttpClient.hpp"
+
+#include <string>
+#include <string_view>
+#include <vector>
+
+namespace ccm {
+
+class DigiBattle99CardPreviewSource final : public ICardPreviewSource {
+public:
+    static constexpr const char* kSeries = "Digimon Digi-Battle Card Game";
+    static constexpr const char* kImageBase =
+        "https://images.digimoncard.io/images/cards/";
+
+    explicit DigiBattle99CardPreviewSource(IHttpClient& http);
+
+    [[nodiscard]] bool supportsAutoDetectPrint() const noexcept override { return true; }
+
+    Result<std::string, PreviewLookupError>
+        fetchImageUrl(std::string_view name,
+                      std::string_view setName,
+                      std::string_view setNo) override;
+    Result<AutoDetectedPrint> detectFirstPrint(std::string_view name,
+                                               std::string_view setName) override;
+    Result<std::vector<AutoDetectedPrint>> detectPrintVariants(std::string_view name,
+                                                               std::string_view setName) override;
+
+    // Uppercase the alphabetic prefix of a Digi-Battle card number (bo-88 -> BO-88).
+    // Does not invent zero-padding — CDN keys match API ids literally.
+    static std::string normalizeCardNumber(std::string_view setNo);
+
+    // CDN preview URL for a normalized card id (.jpg — wxImage registers
+    // JPEG/PNG only; digimoncard.io also serves .webp but we cannot decode it).
+    static std::string buildImageUrl(std::string_view setNo);
+
+    // digimoncard.io search URL: n= / pack= / series= / optional card=.
+    // setName is the pack display name (Set.name), not the slug id.
+    static std::string buildSearchUrl(std::string_view name,
+                                      std::string_view setName,
+                                      std::string_view setNo);
+
+    // Parse a digimoncard.io search.php body into a CDN image URL for the
+    // first exact name match (optional pack filter applied by the request).
+    static Result<std::string, PreviewLookupError>
+        parseImageUrlFromSearch(const std::string& body,
+                                std::string_view wantedCardName);
+
+    static Result<std::vector<AutoDetectedPrint>>
+        parsePrintVariants(const std::string& body,
+                           std::string_view setName,
+                           std::string_view wantedCardName);
+
+private:
+    IHttpClient& http_;
+};
+
+}  // namespace ccm

core/include/ccm/games/digibattle99/DigiBattle99GameModule.hpp

@@ -0,0 +1,27 @@
+#pragma once
+
+// DigiBattle99GameModule: Digimon Digi-Battle (1999 English) via digimoncard.io.
+
+#include "ccm/games/IGameModule.hpp"
+#include "ccm/games/digibattle99/DigiBattle99CardPreviewSource.hpp"
+#include "ccm/games/digibattle99/DigiBattle99SetSource.hpp"
+
+namespace ccm {
+
+class DigiBattle99GameModule final : public IGameModule {
+public:
+    explicit DigiBattle99GameModule(IHttpClient& http);
+
+    [[nodiscard]] Game        id() const noexcept override { return Game::DigiBattle99; }
+    [[nodiscard]] std::string dirName()     const override { return "digibattle99"; }
+    [[nodiscard]] std::string displayName() const override { return "Digimon (Digi-Battle)"; }
+
+    ISetSource&         setSource()          override { return setSource_; }
+    ICardPreviewSource* cardPreviewSource() noexcept override { return &previewSource_; }
+
+private:
+    DigiBattle99SetSource         setSource_;
+    DigiBattle99CardPreviewSource previewSource_;
+};
+
+}  // namespace ccm

core/include/ccm/games/digibattle99/DigiBattle99SetSource.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+// DigiBattle99SetSource: ISetSource for Digimon Digi-Battle (1999 English).
+// digimoncard.io has no dedicated sets endpoint; we derive unique pack names
+// from a bulk search.php call scoped to series=Digimon Digi-Battle Card Game.
+
+#include "ccm/games/IGameModule.hpp"
+#include "ccm/ports/IHttpClient.hpp"
+
+#include <string>
+#include <string_view>
+
+namespace ccm {
+
+class DigiBattle99SetSource final : public ISetSource {
+public:
+    static constexpr const char* kEndpoint =
+        "https://digimoncard.io/api-public/search.php?"
+        "series=Digimon%20Digi-Battle%20Card%20Game&limit=1000&sort=name&sortdirection=asc";
+
+    static constexpr const char* kSeries = "Digimon Digi-Battle Card Game";
+
+    explicit DigiBattle99SetSource(IHttpClient& http);
+
+    Result<std::vector<Set>> fetchAll() override;
+
+    // Pure parser exposed for unit testing without a network round-trip.
+    static Result<std::vector<Set>> parseResponse(const std::string& body);
+
+    // Stable Set.id from a pack display name (ASCII lower, non-alnum -> '-').
+    static std::string slugifyPackName(std::string_view packName);
+
+private:
+    IHttpClient& http_;
+};
+
+}  // namespace ccm

core/include/ccm/services/CardFilter.hpp

@@ -19,6 +19,7 @@
 //   * An empty filter matches every row, exactly as in JS where every string
 //     `.includes("")` returns true.
 
+#include "ccm/domain/DigiBattle99Card.hpp"
 #include "ccm/domain/MagicCard.hpp"
 #include "ccm/domain/PokemonCard.hpp"
 #include "ccm/domain/YuGiOhCard.hpp"
@@ -41,4 +42,8 @@ namespace ccm {
 [[nodiscard]] bool matchesYuGiOhFilter(const YuGiOhCard& card,
                                        std::string_view filter);
 
+// Digi-Battle mirrors Pokemon searchable columns (includes setNo).
+[[nodiscard]] bool matchesDigiBattle99Filter(const DigiBattle99Card& card,
+                                             std::string_view filter);
+
 }  // namespace ccm

core/include/ccm/services/CardSorter.hpp

@@ -16,6 +16,7 @@
 // UI relies on it so successive clicks on different columns compose predictably
 // (e.g. sort by name, then by set => grouped by set, name-sorted within each).
 
+#include "ccm/domain/DigiBattle99Card.hpp"
 #include "ccm/domain/MagicCard.hpp"
 #include "ccm/domain/PokemonCard.hpp"
 #include "ccm/domain/YuGiOhCard.hpp"
@@ -66,6 +67,20 @@ enum class YuGiOhSortColumn {
     Note,
 };
 
+// Digi-Battle mirrors Pokemon columns (setNo is filter-only, not a sort column).
+enum class DigiBattle99SortColumn {
+    Name,
+    SetReleaseDate,
+    Language,
+    Condition,
+    Amount,
+    Holo,
+    FirstEdition,
+    Signed,
+    Altered,
+    Note,
+};
+
 // Stable in-place sort. `ascending=false` runs the same comparator with
 // inverted sign, matching `byField(field, asc)` semantics.
 void sortMagicCards(std::vector<MagicCard>& cards, MagicSortColumn column,
@@ -74,5 +89,8 @@ void sortPokemonCards(std::vector<PokemonCard>& cards, PokemonSortColumn column,
                       bool ascending);
 void sortYuGiOhCards(std::vector<YuGiOhCard>& cards, YuGiOhSortColumn column,
                      bool ascending);
+void sortDigiBattle99Cards(std::vector<DigiBattle99Card>& cards,
+                           DigiBattle99SortColumn column,
+                           bool ascending);
 
 }  // namespace ccm