Merge pull request #4209 from zhaowenlan1779/play-coin

service/ptm, citra_qt: Add Play Coins setting

src/citra_qt/configuration/configure_system.cpp

@@ -8,6 +8,7 @@
 #include "core/core.h"
 #include "core/hle/service/cfg/cfg.h"
 #include "core/hle/service/fs/archive.h"
+#include "core/hle/service/ptm/ptm.h"
 #include "core/settings.h"
 #include "ui_configure_system.h"
 
@@ -254,9 +255,9 @@ void ConfigureSystem::setConfiguration() {
         // Temporarily register archive types and load the config savegame file to memory.
         Service::FS::RegisterArchiveTypes();
         cfg = std::make_shared<Service::CFG::Module>();
+        ReadSystemSettings();
         Service::FS::UnregisterArchiveTypes();
 
-        ReadSystemSettings();
         ui->label_disable_info->hide();
     }
 }
@@ -293,6 +294,10 @@ void ConfigureSystem::ReadSystemSettings() {
     u64 console_id = cfg->GetConsoleUniqueId();
     ui->label_console_id->setText(
         tr("Console ID: 0x%1").arg(QString::number(console_id, 16).toUpper()));
+
+    // set play coin
+    play_coin = Service::PTM::Module::GetPlayCoins();
+    ui->spinBox_play_coins->setValue(play_coin);
 }
 
 void ConfigureSystem::applyConfiguration() {
@@ -340,6 +345,15 @@ void ConfigureSystem::applyConfiguration() {
         modified = true;
     }
 
+    // apply play coin
+    u16 new_play_coin = static_cast<u16>(ui->spinBox_play_coins->value());
+    if (play_coin != new_play_coin) {
+        // archive types must be registered to set play coins
+        Service::FS::RegisterArchiveTypes();
+        Service::PTM::Module::SetPlayCoins(new_play_coin);
+        Service::FS::UnregisterArchiveTypes();
+    }
+
     // update the config savegame if any item is modified.
     if (modified)
         cfg->UpdateConfigNANDSavegame();

src/citra_qt/configuration/configure_system.h

@@ -47,4 +47,5 @@ private:
     int language_index;
     int sound_index;
     u8 country_code;
+    u16 play_coin;
 };

src/citra_qt/configuration/configure_system.ui

@@ -264,13 +264,27 @@
          </widget>
         </item>
         <item row="7" column="0">
+         <widget class="QLabel" name="label_play_coins">
+          <property name="text">
+           <string>Play Coins:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="7" column="1">
+         <widget class="QSpinBox" name="spinBox_play_coins">
+          <property name="maximum">
+           <number>300</number>
+          </property>
+         </widget>
+        </item>
+        <item row="8" column="0">
          <widget class="QLabel" name="label_console_id">
           <property name="text">
            <string>Console ID:</string>
           </property>
          </widget>
         </item>
-        <item row="7" column="1">
+        <item row="8" column="1">
          <widget class="QPushButton" name="button_regenerate_console_id">
           <property name="sizePolicy">
            <sizepolicy hsizetype="Fixed" vsizetype="Fixed">

src/core/hle/service/ptm/ptm.cpp

@@ -135,12 +135,12 @@ void Module::Interface::CheckNew3DS(Kernel::HLERequestContext& ctx) {
     Service::PTM::CheckNew3DS(rb);
 }
 
-Module::Module() {
-    // Open the SharedExtSaveData archive 0xF000000B and create the gamecoin.dat file if it doesn't
-    // exist
+static void WriteGameCoinData(GameCoin gamecoin_data) {
     FileSys::Path archive_path(ptm_shared_extdata_id);
     auto archive_result =
         Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
+
+    FileSys::Path gamecoin_path("/gamecoin.dat");
     // If the archive didn't exist, create the files inside
     if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
         // Format the archive to create the directories
@@ -149,10 +149,12 @@ Module::Module() {
         // Open it again to get a valid archive now that the folder exists
         archive_result =
             Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
-        ASSERT_MSG(archive_result.Succeeded(), "Could not open the PTM SharedExtSaveData archive!");
-
-        FileSys::Path gamecoin_path("/gamecoin.dat");
+        // Create the game coin file
         Service::FS::CreateFileInArchive(*archive_result, gamecoin_path, sizeof(GameCoin));
+    } else {
+        ASSERT_MSG(archive_result.Succeeded(), "Could not open the PTM SharedExtSaveData archive!");
+    }
+
     FileSys::Mode open_mode = {};
     open_mode.write_flag.Assign(1);
     // Open the file and write the default gamecoin information
@@ -161,10 +163,60 @@ Module::Module() {
     if (gamecoin_result.Succeeded()) {
         auto gamecoin = std::move(gamecoin_result).Unwrap();
         gamecoin->backend->Write(0, sizeof(GameCoin), true,
-                                     reinterpret_cast<const u8*>(&default_game_coin));
+                                 reinterpret_cast<const u8*>(&gamecoin_data));
         gamecoin->backend->Close();
     }
 }
+
+static GameCoin ReadGameCoinData() {
+    FileSys::Path archive_path(ptm_shared_extdata_id);
+    auto archive_result =
+        Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
+    if (!archive_result.Succeeded()) {
+        LOG_ERROR(Service_PTM, "Could not open the PTM SharedExtSaveData archive!");
+        return default_game_coin;
+    }
+
+    FileSys::Path gamecoin_path("/gamecoin.dat");
+    FileSys::Mode open_mode = {};
+    open_mode.read_flag.Assign(1);
+
+    auto gamecoin_result =
+        Service::FS::OpenFileFromArchive(*archive_result, gamecoin_path, open_mode);
+    if (!gamecoin_result.Succeeded()) {
+        LOG_ERROR(Service_PTM, "Could not open the game coin data file!");
+        return default_game_coin;
+    }
+    u16 result;
+    auto gamecoin = std::move(gamecoin_result).Unwrap();
+    GameCoin gamecoin_data;
+    gamecoin->backend->Read(0, sizeof(GameCoin), reinterpret_cast<u8*>(&gamecoin_data));
+    gamecoin->backend->Close();
+    return gamecoin_data;
+}
+
+Module::Module() {
+    // Open the SharedExtSaveData archive 0xF000000B and create the gamecoin.dat file if it doesn't
+    // exist
+    FileSys::Path archive_path(ptm_shared_extdata_id);
+    auto archive_result =
+        Service::FS::OpenArchive(Service::FS::ArchiveIdCode::SharedExtSaveData, archive_path);
+    // If the archive didn't exist, write the default game coin file
+    if (archive_result.Code() == FileSys::ERR_NOT_FORMATTED) {
+        WriteGameCoinData(default_game_coin);
+    }
+}
+
+u16 Module::GetPlayCoins() {
+    return ReadGameCoinData().total_coins;
+}
+
+void Module::SetPlayCoins(u16 play_coins) {
+    GameCoin game_coin = ReadGameCoinData();
+    game_coin.total_coins = play_coins;
+    // TODO: This may introduce potential race condition if the game is reading the
+    // game coin data at the same time
+    WriteGameCoinData(game_coin);
 }
 
 Module::Interface::Interface(std::shared_ptr<Module> ptm, const char* name, u32 max_session)

src/core/hle/service/ptm/ptm.h

@@ -41,6 +41,8 @@ void CheckNew3DS(IPC::RequestBuilder& rb);
 class Module final {
 public:
     Module();
+    static u16 GetPlayCoins();
+    static void SetPlayCoins(u16 play_coins);
 
     class Interface : public ServiceFramework<Interface> {
     public: