Initial commit

arm9/source/romBrowser/viewModels/DisplaySettingsViewModel.h

@@ -0,0 +1,49 @@
+#pragma once
+#include "../IRomBrowserController.h"
+#include "services/settings/RomBrowserDisplaySettings.h"
+
+/// @brief View model for the display settings screen.
+class DisplaySettingsViewModel
+{
+public:
+    explicit DisplaySettingsViewModel(IRomBrowserController* romBrowserController)
+        : _romBrowserController(romBrowserController)
+        , _romBrowserDisplaySettings(_romBrowserController->GetRomBrowserDisplaySettings()) { }
+
+    constexpr RomBrowserLayout GetRomBrowserDisplayMode() const
+    {
+        return _romBrowserDisplaySettings.layout;
+    }
+
+    void SetRomBrowserDisplayMode(RomBrowserLayout romBrowserDisplayMode)
+    {
+        if (_romBrowserDisplaySettings.layout != romBrowserDisplayMode)
+        {
+            _romBrowserDisplaySettings.layout = romBrowserDisplayMode;
+            _romBrowserController->SetRomBrowserDisplaySettings(_romBrowserDisplaySettings);
+        }
+    }
+
+    constexpr RomBrowserSortMode GetRomBrowserSortMode() const
+    {
+        return _romBrowserDisplaySettings.sortMode;
+    }
+
+    void SetRomBrowserSortMode(RomBrowserSortMode romBrowserSortMode)
+    {
+        if (_romBrowserDisplaySettings.sortMode != romBrowserSortMode)
+        {
+            _romBrowserDisplaySettings.sortMode = romBrowserSortMode;
+            _romBrowserController->SetRomBrowserDisplaySettings(_romBrowserDisplaySettings);
+        }
+    }
+
+    void Close()
+    {
+        _romBrowserController->HideDisplaySettings();
+    }
+
+private:
+    IRomBrowserController* _romBrowserController;
+    RomBrowserDisplaySettings _romBrowserDisplaySettings;
+};

arm9/source/romBrowser/viewModels/RomBrowserAppBarViewModel.h

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+#pragma once
+#include "../IRomBrowserController.h"
+
+/// @brief View model for the rom browser app bar
+class RomBrowserAppBarViewModel
+{
+public:
+    explicit RomBrowserAppBarViewModel(IRomBrowserController* romBrowserController)
+        : _romBrowserController(romBrowserController) { }
+
+    void NavigateUp()
+    {
+        _romBrowserController->NavigateUp();
+    }
+
+    void ShowDisplaySettings()
+    {
+        _romBrowserController->ShowDisplaySettings();
+    }
+
+    constexpr RomBrowserLayout GetRomBrowserLayout() const
+    {
+        return _romBrowserController->GetRomBrowserDisplaySettings().layout;
+    }
+
+private:
+    IRomBrowserController* _romBrowserController;
+};

arm9/source/romBrowser/viewModels/RomBrowserBottomScreenViewModel.h

@@ -0,0 +1,44 @@
+#pragma once
+#include "core/SharedPtr.h"
+#include "../RomBrowserController.h"
+#include "RomBrowserViewModel.h"
+#include "RomBrowserAppBarViewModel.h"
+
+class ICoverRepository;
+
+/// @brief View model for the rom browser bottom screen
+class RomBrowserBottomScreenViewModel
+{
+public:
+    RomBrowserBottomScreenViewModel(IRomBrowserController* romBrowserController)
+        : _romBrowserController(romBrowserController)
+        , _romBrowserAppBarViewModel(romBrowserController) { }
+
+    bool IsRomBrowserVisible() const
+    {
+        auto state = _romBrowserController->GetStateMachine().GetCurrentState();
+        return state == RomBrowserState::Browser
+            || state == RomBrowserState::GameInfo
+            || state == RomBrowserState::DisplaySettings
+            || state == RomBrowserState::Launching;
+    }
+
+    const SharedPtr<RomBrowserViewModel>& GetRomBrowserViewModel()
+    {
+        return _romBrowserController->GetRomBrowserViewModel();
+    }
+
+    RomBrowserAppBarViewModel* GetRomBrowserAppBarViewModel()
+    {
+        return &_romBrowserAppBarViewModel;
+    }
+
+    void NavigateUp()
+    {
+        _romBrowserController->NavigateUp();
+    }
+
+private:
+    IRomBrowserController* _romBrowserController;
+    RomBrowserAppBarViewModel _romBrowserAppBarViewModel;
+};

arm9/source/romBrowser/viewModels/RomBrowserViewModel.cpp

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+#include "common.h"
+#include <algorithm>
+#include "RomBrowserViewModel.h"
+
+RomBrowserViewModel::RomBrowserViewModel(IRomBrowserController* romBrowserController, const char* initialSelectedFileName)
+    : _romBrowserController(romBrowserController)
+{
+    SdFolderFilterSortParams filterSortParams;
+    switch (romBrowserController->GetRomBrowserDisplaySettings().sortMode)
+    {
+        case RomBrowserSortMode::NameAscending:
+        default:
+        {
+            filterSortParams = SdFolderFilterSortParams(
+                SdFolderSortType::Name, SdFolderSortDirection::Ascending);
+            break;
+        }
+        case RomBrowserSortMode::NameDescending:
+        {
+            filterSortParams = SdFolderFilterSortParams(
+                SdFolderSortType::Name, SdFolderSortDirection::Descending);
+            break;
+        }
+        case RomBrowserSortMode::LastModified:
+        {
+            filterSortParams = SdFolderFilterSortParams(
+                SdFolderSortType::LastModified, SdFolderSortDirection::Descending);
+            break;
+        }
+    }
+    u64 startTick = gTickCounter.GetValue();
+    const auto& sdFolder = romBrowserController->GetSdFolder();
+    int filteredCount;
+    auto sortedFilteredFiles = sdFolder.FilterAndSort(filterSortParams, filteredCount);
+    u64 endTick = gTickCounter.GetValue();
+    LOG_DEBUG("Filter + sort took: %d us\n", (u32)TickCounter::TicksToMicroSeconds(endTick - startTick));
+    _fileInfoManager = std::make_unique<FileInfoManager>(std::move(sortedFilteredFiles), filteredCount, _romBrowserController->GetCoverRepository());
+    _selectedItem = _fileInfoManager->GetItemIndex(initialSelectedFileName);
+}
+
+void RomBrowserViewModel::ItemActivated()
+{
+    const auto& item = _fileInfoManager->GetItem(_selectedItem);
+    if (item.GetFileType()->GetClassification() == FileTypeClassification::Folder)
+    {
+        _romBrowserController->NavigateToPath(item.GetFileName());
+    }
+    else
+    {
+        _romBrowserController->LaunchFile(item);
+    }
+}
+
+void RomBrowserViewModel::NavigateUp()
+{
+    _romBrowserController->NavigateUp();
+}
+
+void RomBrowserViewModel::ShowGameInfo()
+{
+    const auto& item = _fileInfoManager->GetItem(_selectedItem);
+    if (item.GetFileType()->GetClassification() == FileTypeClassification::Folder)
+        return;
+    _romBrowserController->ShowGameInfo();
+}

arm9/source/romBrowser/viewModels/RomBrowserViewModel.h

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+#pragma once
+#include <memory>
+#include "core/task/TaskQueue.h"
+#include "../SdFolder.h"
+#include "../FileInfoManager.h"
+#include "../IRomBrowserController.h"
+
+class ICoverRepository;
+
+/// @brief View model for the rom browser
+class RomBrowserViewModel
+{
+public:
+    RomBrowserViewModel(IRomBrowserController* romBrowserController, const char* initialSelectedFileName = nullptr);
+
+    FileInfoManager& GetFileInfoManager() const { return *_fileInfoManager; }
+    TaskQueueBase* GetIoTaskQueue() const { return _romBrowserController->GetIoTaskQueue(); }
+    TaskQueueBase* GetBgTaskQueue() const { return _romBrowserController->GetBgTaskQueue(); }
+    const ICoverRepository& GetCoverRepository() const { return _romBrowserController->GetCoverRepository(); }
+
+    constexpr int GetSelectedItem() const { return _selectedItem; }
+    void SetSelectedItem(int selectedItem) { _selectedItem = selectedItem; }
+
+    constexpr u32 GetIconFrameCounter() const { return _iconFrameCounter; }
+    void SetIconFrameCounter(u32 iconFrameCounter) { _iconFrameCounter = iconFrameCounter; }
+
+    void ItemActivated();
+    void NavigateUp();
+    void ShowGameInfo();
+
+private:
+    IRomBrowserController* _romBrowserController;
+    std::unique_ptr<FileInfoManager> _fileInfoManager;
+    int _selectedItem = -1;
+    u32 _iconFrameCounter = 0;
+};