Merge UIState into GlobalStates

11 files changed, 64 insertions, 115 deletions

diff --git a/core/src/Entrypoint/main.cpp b/core/src/Entrypoint/main.cpp
index 152a1c8..d6f2cdf 100644
--- a/core/src/Entrypoint/main.cpp
+++ b/core/src/Entrypoint/main.cpp
@@ -1,7 +1,6 @@
 #include "Entrypoint/Backend.hpp"
 #include "Model/GlobalStates.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 #include "UI/UI.hpp"
 #include "Utils/I18n.hpp"
 #include "Utils/ScopeGuard.hpp"
@@ -163,12 +162,6 @@ int main(int argc, char* argv[])
 		GlobalStates::Shutdown();
 	};
 
-	UIState::Init();
-	DEFER
-	{
-		UIState::Shutdown();
-	};
-
 	// Main loop
 	backend->RunUntilWindowClose(&UI::MainWindow);
 
diff --git a/core/src/Model/GlobalStates.cpp b/core/src/Model/GlobalStates.cpp
index 2230367..a449afb 100644
--- a/core/src/Model/GlobalStates.cpp
+++ b/core/src/Model/GlobalStates.cpp
@@ -56,6 +56,9 @@ void GlobalStates::Init(std::filesystem::path userDataDir)
 void GlobalStates::Shutdown()
 {
 	if (!globalStateInstance) return;
+
+	globalStateInstance->SetCurrentProject(nullptr);
+
 	if (globalStateInstance->mDirty) {
 		globalStateInstance->WriteToDisk();
 	}
@@ -111,6 +114,28 @@ void GlobalStates::RemoveRecentProject(int idx)
 	MarkDirty();
 }
 
+bool GlobalStates::HasCurrentProject() const
+{
+	return mCurrentProject != nullptr;
+}
+
+Project* GlobalStates::GetCurrentProject() const
+{
+	return mCurrentProject.get();
+}
+
+void GlobalStates::SetCurrentProject(std::unique_ptr<Project> project)
+{
+	if (mCurrentProject) {
+		mCurrentProject->WriteToDisk();
+		mCurrentProject = nullptr;
+	}
+	if (project) {
+		MoveProjectToTop(*project);
+	}
+	mCurrentProject = std::move(project);
+}
+
 void GlobalStates::WriteToDisk() const
 {
 	Json::Value root;
diff --git a/core/src/Model/GlobalStates.hpp b/core/src/Model/GlobalStates.hpp
index 6970642..cc41bd5 100644
--- a/core/src/Model/GlobalStates.hpp
+++ b/core/src/Model/GlobalStates.hpp
@@ -28,6 +28,7 @@ public:
 
 private:
 	std::vector<RecentProject> mRecentProjects;
+	std::unique_ptr<Project> mCurrentProject;
 	mutable bool mDirty = false;
 
 public:
@@ -40,6 +41,10 @@ public:
 	void MoveProjectToTop(const Project& project);
 	void RemoveRecentProject(int idx);
 
+	bool HasCurrentProject() const;
+	Project* GetCurrentProject() const;
+	void SetCurrentProject(std::unique_ptr<Project> project);
+
 	// TODO async autosaving to prevent data loss on crash
 	void WriteToDisk() const;
 
diff --git a/core/src/UI/States.cpp b/core/src/UI/States.cpp
deleted file mode 100644
index b7b4c9f..0000000
--- a/core/src/UI/States.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-#include "States.hpp"
-
-#include "Model/GlobalStates.hpp"
-#include "Model/Project.hpp"
-
-#include <memory>
-#include <utility>
-
-static std::unique_ptr<UIState> uiStateInstance;
-
-void UIState::Init()
-{
-	uiStateInstance = std::make_unique<UIState>();
-}
-
-void UIState::Shutdown()
-{
-	if (uiStateInstance) {
-		uiStateInstance->CloseCurrentProject();
-		uiStateInstance = nullptr;
-	}
-}
-
-UIState& UIState::GetInstance()
-{
-	return *uiStateInstance;
-}
-
-void UIState::SetCurrentProject(std::unique_ptr<Project> project)
-{
-	CloseCurrentProject();
-	if (project) {
-		GlobalStates::GetInstance().MoveProjectToTop(*project);
-	}
-	CurrentProject = std::move(project);
-}
-
-void UIState::CloseCurrentProject()
-{
-	if (CurrentProject) {
-		CurrentProject->WriteToDisk();
-		CurrentProject = nullptr;
-	}
-}
diff --git a/core/src/UI/States.hpp b/core/src/UI/States.hpp
deleted file mode 100644
index d314494..0000000
--- a/core/src/UI/States.hpp
+++ /dev/null
@@ -1,23 +0,0 @@
-#pragma once
-
-#include "cplt_fwd.hpp"
-
-#include <imgui.h>
-#include <memory>
-
-/// Minimal state shared by all UI components, such as database, items, export, etc.
-/// Note that global components (settings) is not supposed to access these.
-class UIState
-{
-public:
-	static void Init();
-	static void Shutdown();
-	static UIState& GetInstance();
-
-public:
-	std::unique_ptr<Project> CurrentProject;
-
-public:
-	void SetCurrentProject(std::unique_ptr<Project> project);
-	void CloseCurrentProject();
-};
diff --git a/core/src/UI/UI_DatabaseView.cpp b/core/src/UI/UI_DatabaseView.cpp
index 06326ae..bd0efa5 100644
--- a/core/src/UI/UI_DatabaseView.cpp
+++ b/core/src/UI/UI_DatabaseView.cpp
@@ -1,9 +1,9 @@
 #include "UI.hpp"
 
 #include "Model/Filter.hpp"
+#include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 #include "Utils/ScopeGuard.hpp"
 #include "Utils/Time.hpp"
 
@@ -650,14 +650,14 @@ public:
 void UI::DatabaseViewTab()
 {
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	static Project* currentProject = nullptr;
 	static SalesTableView sales;
 	static PurchasesTableView purchases;
 
-	if (currentProject != uis.CurrentProject.get()) {
-		currentProject = uis.CurrentProject.get();
+	if (currentProject != gs.GetCurrentProject()) {
+		currentProject = gs.GetCurrentProject();
 		sales.OnProjectChanged(currentProject);
 		purchases.OnProjectChanged(currentProject);
 	}
diff --git a/core/src/UI/UI_Items.cpp b/core/src/UI/UI_Items.cpp
index 7ed8f80..d006166 100644
--- a/core/src/UI/UI_Items.cpp
+++ b/core/src/UI/UI_Items.cpp
@@ -3,7 +3,6 @@
 #include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 
 #include <imgui.h>
 #include <imgui_stdlib.h>
@@ -32,7 +31,7 @@ ActionResult ItemEditor(ItemList<T>& list, T* item)
 	};
 
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	static bool duplicateName = false;
 
@@ -117,7 +116,7 @@ void ItemListEntries(ItemList<T>& list, int& selectedIdx)
 	constexpr int kColumns = 1 /* Name column */ + kHasDescription + kHasEmail + kHasStock + kHasPrice;
 
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	if (ImGui::BeginTable("", kColumns, ImGuiTableFlags_Borders)) {
 
@@ -241,19 +240,19 @@ void ItemListEditor(ItemList<T>& list)
 void UI::ItemsTab()
 {
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	if (ImGui::BeginTabBar("ItemViewTabs")) {
 		if (ImGui::BeginTabItem(ls->ProductCategoryName.Get())) {
-			ItemListEditor(uis.CurrentProject->Products);
+			ItemListEditor(gs.GetCurrentProject()->Products);
 			ImGui::EndTabItem();
 		}
 		if (ImGui::BeginTabItem(ls->FactoryCategoryName.Get())) {
-			ItemListEditor(uis.CurrentProject->Factories);
+			ItemListEditor(gs.GetCurrentProject()->Factories);
 			ImGui::EndTabItem();
 		}
 		if (ImGui::BeginTabItem(ls->CustomerCategoryName.Get())) {
-			ItemListEditor(uis.CurrentProject->Customers);
+			ItemListEditor(gs.GetCurrentProject()->Customers);
 			ImGui::EndTabItem();
 		}
 		ImGui::EndTabBar();
diff --git a/core/src/UI/UI_MainWindow.cpp b/core/src/UI/UI_MainWindow.cpp
index 1838aec..18f6731 100644
--- a/core/src/UI/UI_MainWindow.cpp
+++ b/core/src/UI/UI_MainWindow.cpp
@@ -3,7 +3,6 @@
 #include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 
 #include <IconsFontAwesome.h>
 #include <imgui.h>
@@ -19,10 +18,9 @@ void ProjectTab_Normal()
 {
 	auto ls = LocaleStrings::Instance.get();
 	auto& gs = GlobalStates::GetInstance();
-	auto& uis = UIState::GetInstance();
 
 	if (ImGui::Button(ls->Close.Get())) {
-		uis.CloseCurrentProject();
+		gs.SetCurrentProject(nullptr);
 		return;
 	}
 	ImGui::SameLine();
@@ -30,15 +28,14 @@ void ProjectTab_Normal()
 		// TODO
 	}
 
-	ImGui::Text("%s%s", ls->ActiveProjectName.Get(), uis.CurrentProject->GetName().c_str());
-	ImGui::Text("%s%s", ls->ActiveProjectPath.Get(), uis.CurrentProject->GetPathString().c_str());
+	ImGui::Text("%s%s", ls->ActiveProjectName.Get(), gs.GetCurrentProject()->GetName().c_str());
+	ImGui::Text("%s%s", ls->ActiveProjectPath.Get(), gs.GetCurrentProject()->GetPathString().c_str());
 }
 
 void ProjectTab_NoProject()
 {
 	auto ls = LocaleStrings::Instance.get();
 	auto& gs = GlobalStates::GetInstance();
-	auto& uis = UIState::GetInstance();
 
 	bool openedDummy = true;
 	bool openErrorDialog = false;
@@ -90,7 +87,7 @@ void ProjectTab_NoProject()
 		if (ImGui::Button(ls->DialogConfirm.Get(), !dirNameIsValid || projectName.empty())) {
 			ImGui::CloseCurrentPopup();
 
-			uis.SetCurrentProject(std::make_unique<Project>(std::move(dirPath), std::move(projectName)));
+			gs.SetCurrentProject(std::make_unique<Project>(std::move(dirPath), std::move(projectName)));
 
 			// Dialog just got closed, reset states
 			projectName.clear();
@@ -115,7 +112,7 @@ void ProjectTab_NoProject()
 
 			try {
 				// Project's constructor wants a path to directory containing cplt_project.json
-				uis.SetCurrentProject(std::make_unique<Project>(path.parent_path()));
+				gs.SetCurrentProject(std::make_unique<Project>(path.parent_path()));
 				openErrorDialog = false;
 			} catch (const std::exception& e) {
 				openErrorDialog = true;
@@ -151,7 +148,7 @@ void ProjectTab_NoProject()
 			ImGui::SameLine();
 			if (ImGui::Button(ICON_FA_FOLDER_OPEN)) {
 				try {
-					uis.SetCurrentProject(std::make_unique<Project>(path));
+					gs.SetCurrentProject(std::make_unique<Project>(path));
 					openErrorDialog = false;
 				} catch (const std::exception& e) {
 					openErrorDialog = true;
@@ -191,7 +188,7 @@ void ProjectTab_NoProject()
 void UI::MainWindow()
 {
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	auto windowSize = ImGui::GetMainViewport()->Size;
 	ImGui::SetNextWindowSize({ windowSize.x, windowSize.y });
@@ -204,14 +201,14 @@ void UI::MainWindow()
 		}
 
 		if (ImGui::BeginTabItem(ls->ProjectTab.Get(), nullptr)) {
-			if (uis.CurrentProject) {
+			if (gs.HasCurrentProject()) {
 				ProjectTab_Normal();
 			} else {
 				ProjectTab_NoProject();
 			}
 			ImGui::EndTabItem();
 		}
-		if (!uis.CurrentProject) {
+		if (!gs.HasCurrentProject()) {
 			// No project open, simply skip all project specific tabs
 			goto endTab;
 		}
diff --git a/core/src/UI/UI_Templates.cpp b/core/src/UI/UI_Templates.cpp
index cf53461..4f6e69e 100644
--- a/core/src/UI/UI_Templates.cpp
+++ b/core/src/UI/UI_Templates.cpp
@@ -1,10 +1,10 @@
 #include "UI.hpp"
 
+#include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
 #include "Model/Template/TableTemplate.hpp"
 #include "Model/Template/Template.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 
 #include <imgui.h>
 #include <imgui_extra_math.h>
@@ -141,8 +141,8 @@ struct DrawTemplateList_State
 
 void DrawTemplateList(DrawTemplateList_State& state)
 {
-	auto& uis = UIState::GetInstance();
-	auto& templates = uis.CurrentProject->GetTemplates();
+	auto& gs = GlobalStates::GetInstance();
+	auto& templates = gs.GetCurrentProject()->GetTemplates();
 
 	for (auto& info : templates) {
 		if (ImGui::Selectable(info.Name.c_str(), state.SelectedTemplate == &info)) {
@@ -160,7 +160,7 @@ void DrawTemplateList(DrawTemplateList_State& state)
 void UI::TemplatesTab()
 {
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	bool openedDummy = true;
 	static std::unique_ptr<TemplateUI> openTemplate;
@@ -210,7 +210,7 @@ void UI::TemplatesTab()
 				newNameError = NameSelectionError::Empty;
 			}
 
-			auto& templates = uis.CurrentProject->GetTemplates();
+			auto& templates = gs.GetCurrentProject()->GetTemplates();
 			if (templates.find(newName) != templates.end()) {
 				newNameError = NameSelectionError::Duplicated;
 			}
@@ -257,7 +257,7 @@ void UI::TemplatesTab()
 			}
 
 			if (ImGui::Button(ls->DialogConfirm.Get(), IsInputValid())) {
-				auto& project = *uis.CurrentProject;
+				auto& project = *gs.GetCurrentProject();
 
 				project.InsertTemplate(
 					newName,
@@ -290,7 +290,7 @@ void UI::TemplatesTab()
 			}
 
 			if (ImGui::Button(ls->DialogConfirm.Get(), IsInputValid())) {
-				auto& project = *uis.CurrentProject;
+				auto& project = *gs.GetCurrentProject();
 
 				project.RenameTemplate(
 					state.SelectedTemplate->Name,
@@ -316,7 +316,7 @@ void UI::TemplatesTab()
 			assert(state.SelectedTemplate != nullptr);
 
 			if (ImGui::Button(ls->DialogConfirm.Get())) {
-				uis.CurrentProject->RemoveTemplate(state.SelectedTemplate->Name);
+				gs.GetCurrentProject()->RemoveTemplate(state.SelectedTemplate->Name);
 			}
 			ImGui::SameLine();
 			if (ImGui::Button(ls->DialogCancel.Get())) {
diff --git a/core/src/UI/UI_Workflows.cpp b/core/src/UI/UI_Workflows.cpp
index ac023c9..51cc4f8 100644
--- a/core/src/UI/UI_Workflows.cpp
+++ b/core/src/UI/UI_Workflows.cpp
@@ -1,5 +1,6 @@
 #include "UI.hpp"
 
+#include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
 #include "Model/Workflow/Nodes/DocumentNodes.hpp"
 #include "Model/Workflow/Nodes/NumericNodes.hpp"
@@ -7,7 +8,6 @@
 #include "Model/Workflow/Nodes/UserInputNodes.hpp"
 #include "Model/Workflow/Workflow.hpp"
 #include "UI/Localization.hpp"
-#include "UI/States.hpp"
 #include "Utils/Macros.hpp"
 
 #include <imgui.h>
@@ -366,8 +366,8 @@ struct DrawTemplateList_State
 
 void DrawTemplateList(DrawTemplateList_State& state)
 {
-	auto& uis = UIState::GetInstance();
-	auto& workflows = uis.CurrentProject->GetWorkflows();
+	auto& gs = GlobalStates::GetInstance();
+	auto& workflows = gs.GetCurrentProject()->GetWorkflows();
 
 	// TODO sort the list
 	for (auto& info : workflows) {
@@ -386,7 +386,7 @@ void DrawTemplateList(DrawTemplateList_State& state)
 void UI::WorkflowsTab()
 {
 	auto ls = LocaleStrings::Instance.get();
-	auto& uis = UIState::GetInstance();
+	auto& gs = GlobalStates::GetInstance();
 
 	bool openedDummy = true;
 	static std::unique_ptr<WorkflowUI> openWorkflow;
@@ -439,14 +439,14 @@ void UI::WorkflowsTab()
 					newNameError = NameSelectionError::Empty;
 				}
 
-				auto& workflows = uis.CurrentProject->GetWorkflows();
+				auto& workflows = gs.GetCurrentProject()->GetWorkflows();
 				if (workflows.find(newName) != workflows.end()) {
 					newNameError = NameSelectionError::Duplicated;
 				}
 			}
 
 			if (ImGui::Button(ls->DialogConfirm.Get(), newName.empty())) {
-				auto& project = uis.CurrentProject;
+				auto project = gs.GetCurrentProject();
 				project->RenameWorkflow(state.SelectedWorkflow->Name, newName);
 				state.SelectedWorkflow = &project->GetWorkflows().at(newName);
 			}
@@ -473,7 +473,7 @@ void UI::WorkflowsTab()
 		}
 		if (ImGui::BeginPopupModal("Delete confirmation")) {
 			if (ImGui::Button(ls->DialogConfirm.Get())) {
-				uis.CurrentProject->RemoveWorkflow(state.SelectedWorkflow->Name);
+				gs.GetCurrentProject()->RemoveWorkflow(state.SelectedWorkflow->Name);
 			}
 			ImGui::SameLine();
 			if (ImGui::Button(ls->DialogCancel.Get())) {
diff --git a/core/src/UI/fwd.hpp b/core/src/UI/fwd.hpp
index 45facbe..9b88370 100644
--- a/core/src/UI/fwd.hpp
+++ b/core/src/UI/fwd.hpp
@@ -3,9 +3,6 @@
 // Localization.hpp
 class LocaleStrings;
 
-// States.hpp
-class UIState;
-
 // UI.hpp
 namespace ImGui {
 enum class IconType;