[FancyZones] Split zones-settings: devices -> applied layouts (#15779)

src/modules/fancyzones/FancyZonesLib/FancyZonesData/AppliedLayouts.h

@@ -0,0 +1,68 @@
+#pragma once
+
+#include <map>
+#include <memory>
+#include <optional>
+
+#include <FancyZonesLib/FancyZonesData/Layout.h>
+#include <FancyZonesLib/ModuleConstants.h>
+
+#include <common/SettingsAPI/FileWatcher.h>
+#include <common/SettingsAPI/settings_helpers.h>
+
+namespace NonLocalizable
+{
+    namespace AppliedLayoutsIds
+    {
+        const static wchar_t* AppliedLayoutsArrayID = L"applied-layouts";
+        const static wchar_t* DeviceIdID = L"device-id";
+        const static wchar_t* AppliedLayoutID = L"applied-layout";
+        const static wchar_t* UuidID = L"uuid";
+        const static wchar_t* TypeID = L"type";
+        const static wchar_t* ShowSpacingID = L"show-spacing";
+        const static wchar_t* SpacingID = L"spacing";
+        const static wchar_t* ZoneCountID = L"zone-count";
+        const static wchar_t* SensitivityRadiusID = L"sensitivity-radius";
+    }
+}
+
+class AppliedLayouts
+{
+public:
+    using TAppliedLayoutsMap = std::unordered_map<FancyZonesDataTypes::DeviceIdData, Layout>;
+    
+    static AppliedLayouts& instance();
+
+    inline static std::wstring AppliedLayoutsFileName()
+    {
+        std::wstring saveFolderPath = PTSettingsHelper::get_module_save_folder_location(NonLocalizable::ModuleKey);
+#if defined(UNIT_TESTS)
+        return saveFolderPath + L"\\test-applied-layouts.json";
+#endif
+        return saveFolderPath + L"\\applied-layouts.json";
+    }
+
+    void LoadData();
+    void SaveData();
+
+    void SetVirtualDesktopCheckCallback(std::function<bool(GUID)> callback);
+    void SyncVirtualDesktops(GUID currentVirtualDesktopId);
+    void RemoveDeletedVirtualDesktops(const std::vector<GUID>& activeDesktops);
+
+    std::optional<Layout> GetDeviceLayout(const FancyZonesDataTypes::DeviceIdData& id) const noexcept;
+    const TAppliedLayoutsMap& GetAppliedLayoutMap() const noexcept;
+
+    bool IsLayoutApplied(const FancyZonesDataTypes::DeviceIdData& id) const noexcept;
+
+    bool ApplyLayout(const FancyZonesDataTypes::DeviceIdData& deviceId, const FancyZonesDataTypes::ZoneSetData& layout);
+    bool ApplyDefaultLayout(const FancyZonesDataTypes::DeviceIdData& deviceId);
+    bool CloneLayout(const FancyZonesDataTypes::DeviceIdData& srcId, const FancyZonesDataTypes::DeviceIdData& dstId);
+
+private:
+    AppliedLayouts();
+    ~AppliedLayouts() = default;
+
+    std::unique_ptr<FileWatcher> m_fileWatcher;
+    TAppliedLayoutsMap m_layouts;
+    std::function<bool(GUID)> m_virtualDesktopCheckCallback;
+};