Add JSON game database to replace dat parsing

src/frontend-common/game_list.h

@@ -1,6 +1,7 @@
 #pragma once
 #include "core/types.h"
 #include "game_settings.h"
+#include "game_database.h"
 #include <memory>
 #include <optional>
 #include <string>
@@ -34,24 +35,31 @@ enum class GameListCompatibilityRating
   Count,
 };
 
-struct GameListDatabaseEntry
-{
-  std::string code;
-  std::string title;
-  DiscRegion region;
-};
-
 struct GameListEntry
 {
+  GameListEntryType type;
+  DiscRegion region;
+
   std::string path;
   std::string code;
   std::string title;
+  std::string genre;
+  std::string publisher;
+  std::string developer;
   u64 total_size;
   u64 last_modified_time;
-  DiscRegion region;
-  GameListEntryType type;
+
+  u64 release_date;
+  u32 supported_controllers;
+  u8 min_players;
+  u8 max_players;
+  u8 min_blocks;
+  u8 max_blocks;
+
   GameListCompatibilityRating compatibility_rating;
   GameSettings::Entry settings;
+
+  size_t GetReleaseDateString(char* buffer, size_t buffer_size) const;
 };
 
 struct GameListCompatibilityEntry
@@ -93,11 +101,11 @@ public:
   const u32 GetSearchDirectoryCount() const { return static_cast<u32>(m_search_directories.size()); }
 
   const GameListEntry* GetEntryForPath(const char* path) const;
-  const GameListDatabaseEntry* GetDatabaseEntryForCode(const std::string& code) const;
   const GameListCompatibilityEntry* GetCompatibilityEntryForCode(const std::string& code) const;
+  
+  bool GetGameCodeAndTitleFromDatabase(const char* path, std::string* code, std::string* title);
 
   void SetCacheFilename(std::string filename) { m_cache_filename = std::move(filename); }
-  void SetUserDatabaseFilename(std::string filename) { m_user_database_filename = std::move(filename); }
   void SetUserCompatibilityListFilename(std::string filename)
   {
     m_user_compatibility_list_filename = std::move(filename);
@@ -123,10 +131,9 @@ private:
   enum : u32
   {
     GAME_LIST_CACHE_SIGNATURE = 0x45434C47,
-    GAME_LIST_CACHE_VERSION = 25
+    GAME_LIST_CACHE_VERSION = 26
   };
 
-  using DatabaseMap = std::unordered_map<std::string, GameListDatabaseEntry>;
   using CacheMap = std::unordered_map<std::string, GameListEntry>;
   using CompatibilityMap = std::unordered_map<std::string, GameListCompatibilityEntry>;
 
@@ -160,16 +167,15 @@ private:
 
   void LoadGameSettings();
 
-  DatabaseMap m_database;
   EntryList m_entries;
   CacheMap m_cache_map;
+  GameDatabase m_database;
   CompatibilityMap m_compatibility_list;
   GameSettings::Database m_game_settings;
   std::unique_ptr<ByteStream> m_cache_write_stream;
 
   std::vector<DirectoryEntry> m_search_directories;
   std::string m_cache_filename;
-  std::string m_user_database_filename;
   std::string m_user_compatibility_list_filename;
   std::string m_user_game_settings_filename;
   bool m_database_load_tried = false;