Minor: New Game Yu-Gi-Oh! Bandai (#22)

core/include/ccm/domain/Enums.hpp

@@ -21,6 +21,7 @@ enum class Game {
     Pokemon,
     YuGiOh,
     DigiBattle99,
+    YuGiOhBandai,
     JapanesePokemon,  // internal Asia sets/preview routing; not in allGames()
 };
 
@@ -70,7 +71,7 @@ std::optional<Condition>     conditionFromString(std::string_view s) noexcept;
 std::optional<Theme>         themeFromString(std::string_view s) noexcept;
 
 // User-facing games (Game menu / Settings). JapanesePokemon is internal-only.
-const std::array<Game, 4>&       allGames() noexcept;
+const std::array<Game, 5>&       allGames() noexcept;
 const std::array<Language, 10>&  allLanguages() noexcept;
 const std::array<Condition, 7>&  allConditions() noexcept;
 const std::array<Theme, 2>&      allThemes() noexcept;

core/include/ccm/domain/YuGiOhBandaiCard.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+// YuGiOhBandaiCard - Bandai Carddass (pre-Konami) card model.
+
+#include "ccm/domain/Enums.hpp"
+#include "ccm/domain/Set.hpp"
+
+#include <nlohmann/json.hpp>
+
+#include <cstdint>
+#include <string>
+#include <vector>
+
+namespace ccm {
+
+struct YuGiOhBandaiCard {
+    std::uint32_t id{0};
+    std::uint8_t  amount{1};
+    std::string   name;
+    Set           set;
+    std::string   setNo;
+    std::string   rarity;
+    std::string   note;
+    std::vector<std::string> images;
+    Language      language{Language::Japanese};
+    Condition     condition{Condition::NearMint};
+    bool          holo{false};
+    bool          signed_{false};
+    bool          altered{false};
+
+    friend bool operator==(const YuGiOhBandaiCard&, const YuGiOhBandaiCard&) = default;
+};
+
+void to_json(nlohmann::json& j, const YuGiOhBandaiCard& c);
+void from_json(const nlohmann::json& j, YuGiOhBandaiCard& c);
+
+}  // namespace ccm

core/include/ccm/domain/YuGiOhBandaiSetCatalog.hpp

@@ -0,0 +1,52 @@
+#pragma once
+
+// YuGiOhBandaiSetCatalog: offline pack → card checklist for Bandai set
+// completion. Filled from Yugipedia set-gallery wikitext and persisted at
+// `<dataStorage>/yugiohbandai/set-catalog.json`.
+
+#include <nlohmann/json.hpp>
+
+#include <string>
+#include <string_view>
+#include <vector>
+
+namespace ccm {
+
+struct YuGiOhBandaiCatalogCard {
+    std::string setNo;
+    std::string name;
+    std::string rarity;
+
+    friend bool operator==(const YuGiOhBandaiCatalogCard&,
+                           const YuGiOhBandaiCatalogCard&) = default;
+};
+
+struct YuGiOhBandaiSetCatalogPack {
+    std::string setId;
+    std::string setName;
+    std::vector<YuGiOhBandaiCatalogCard> cards;
+
+    friend bool operator==(const YuGiOhBandaiSetCatalogPack&,
+                           const YuGiOhBandaiSetCatalogPack&) = default;
+};
+
+struct YuGiOhBandaiSetCatalog {
+    std::vector<YuGiOhBandaiSetCatalogPack> packs;
+
+    [[nodiscard]] const YuGiOhBandaiSetCatalogPack* findPack(
+        std::string_view setId) const;
+
+    [[nodiscard]] bool empty() const noexcept { return packs.empty(); }
+
+    friend bool operator==(const YuGiOhBandaiSetCatalog&,
+                           const YuGiOhBandaiSetCatalog&) = default;
+};
+
+void to_json(nlohmann::json& j, const YuGiOhBandaiCatalogCard& c);
+void from_json(const nlohmann::json& j, YuGiOhBandaiCatalogCard& c);
+void to_json(nlohmann::json& j, const YuGiOhBandaiSetCatalogPack& p);
+void from_json(const nlohmann::json& j, YuGiOhBandaiSetCatalogPack& p);
+void to_json(nlohmann::json& j, const YuGiOhBandaiSetCatalog& c);
+void from_json(const nlohmann::json& j, YuGiOhBandaiSetCatalog& c);
+
+}  // namespace ccm