From dc09ba073744292a4d4af0445e5095f424fffa22 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Wed, 9 Jun 2021 22:18:32 -0700
Subject: Refactor asset management UI into AssetList

---
 core/src/Model/Template/Template.hpp      | 12 +++-
 core/src/Model/Template/Template_Main.cpp | 96 ++++++++++++++++++++++++++++---
 2 files changed, 98 insertions(+), 10 deletions(-)

(limited to 'core/src/Model/Template')

diff --git a/core/src/Model/Template/Template.hpp b/core/src/Model/Template/Template.hpp
index 600bb26..fdac574 100644
--- a/core/src/Model/Template/Template.hpp
+++ b/core/src/Model/Template/Template.hpp
@@ -46,6 +46,12 @@ public:
 
 class TemplateAssetList final : public AssetListTyped<Template>
 {
+private:
+	// AC = Asset Creator
+	std::string mACNewName;
+	NameSelectionError mACNewNameError = NameSelectionError::Empty;
+	Template::Kind mACNewKind = Template::InvalidKind;
+
 protected:
 	virtual void DiscoverFiles(const std::function<void(SavedAsset)>& callback) const override;
 
@@ -58,7 +64,9 @@ protected:
 
 	virtual Template* LoadImpl(const SavedAsset& diskForm) const override;
 
+	virtual void DisplayAssetCreator(PopupState& state) override;
+
 	virtual void SetupDetailsTable(const char* tableId) const override;
-	virtual void DrawBigIcon(const SavedAsset& asset) const override;
-	virtual void DrawDetailsTableRow(const SavedAsset& asset) const override;
+	virtual void DrawBigIcon(ListState& state, const SavedAsset& asset) const override;
+	virtual void DrawDetailsTableRow(ListState& state, const SavedAsset& asset) const override;
 };
diff --git a/core/src/Model/Template/Template_Main.cpp b/core/src/Model/Template/Template_Main.cpp
index 9bebc21..ebec490 100644
--- a/core/src/Model/Template/Template_Main.cpp
+++ b/core/src/Model/Template/Template_Main.cpp
@@ -2,9 +2,12 @@
 
 #include "Model/GlobalStates.hpp"
 #include "Model/Project.hpp"
+#include "UI/Localization.hpp"
+#include "UI/UI.hpp"
 #include "Utils/UUID.hpp"
 
 #include <imgui.h>
+#include <imgui_stdlib.h>
 #include <fstream>
 
 using namespace std::literals::string_view_literals;
@@ -86,30 +89,107 @@ Template* TemplateAssetList::LoadImpl(const SavedAsset& asset) const
 	return tmpl.release();
 }
 
+void TemplateAssetList::DisplayAssetCreator(PopupState& state)
+{
+	auto ls = LocaleStrings::Instance.get();
+
+	auto ValidateNewName = [&]() -> void {
+		if (mACNewName.empty()) {
+			mACNewNameError = NameSelectionError::Empty;
+			return;
+		}
+
+		if (FindByName(mACNewName)) {
+			mACNewNameError = NameSelectionError::Duplicated;
+			return;
+		}
+
+		mACNewNameError = NameSelectionError::None;
+	};
+
+	auto ShowNewNameErrors = [&]() -> void {
+		switch (mACNewNameError) {
+			case NameSelectionError::None: break;
+			case NameSelectionError::Duplicated:
+				ImGui::ErrorMessage("Duplicate template name");
+				break;
+			case NameSelectionError::Empty:
+				ImGui::ErrorMessage("Template name cannot be empty");
+				break;
+		}
+	};
+
+	auto ShowNewKindErrors = [&]() -> void {
+		if (mACNewKind == Template::InvalidKind) {
+			ImGui::ErrorMessage("Must select a valid template type");
+		}
+	};
+
+	auto IsInputValid = [&]() -> bool {
+		return mACNewNameError == NameSelectionError::None &&
+			mACNewKind != Template::InvalidKind;
+	};
+
+	auto ResetState = [&]() -> void {
+		mACNewName.clear();
+		mACNewKind = Template::InvalidKind;
+		ValidateNewName();
+	};
+
+	if (ImGui::InputText("Name", &mACNewName)) {
+		ValidateNewName();
+	}
+
+	if (ImGui::BeginCombo("Type", Template::FormatKind(mACNewKind))) {
+		for (int i = 0; i < Template::KindCount; ++i) {
+			auto kind = static_cast<Template::Kind>(i);
+			if (ImGui::Selectable(Template::FormatKind(kind), mACNewKind == kind)) {
+				mACNewKind = kind;
+			}
+		}
+		ImGui::EndCombo();
+	}
+
+	ShowNewNameErrors();
+	ShowNewKindErrors();
+
+	if (ImGui::Button(ls->DialogConfirm.Get(), !IsInputValid())) {
+		ImGui::CloseCurrentPopup();
+
+		Create(SavedAsset{
+			.Name = mACNewName,
+			.Payload = static_cast<uint64_t>(mACNewKind),
+		});
+		ResetState();
+	}
+	ImGui::SameLine();
+	if (ImGui::Button(ls->DialogCancel.Get())) {
+		ImGui::CloseCurrentPopup();
+	}
+}
+
 void TemplateAssetList::SetupDetailsTable(const char* tableId) const
 {
-	ImGui::BeginTable(tableId, 3);
+	ImGui::BeginTable(tableId, 2, ImGuiTableFlags_Borders);
 
 	ImGui::TableSetupColumn("Name");
 	ImGui::TableSetupColumn("Type");
-	ImGui::TableSetupColumn("Modified time");
 	ImGui::TableHeadersRow();
 }
 
-void TemplateAssetList::DrawBigIcon(const SavedAsset& asset) const
+void TemplateAssetList::DrawBigIcon(ListState& state, const SavedAsset& asset) const
 {
 	// TODO
 }
 
-void TemplateAssetList::DrawDetailsTableRow(const SavedAsset& asset) const
+void TemplateAssetList::DrawDetailsTableRow(ListState& state, const SavedAsset& asset) const
 {
 	ImGui::TableNextColumn();
-	ImGui::TextUnformatted(asset.Name.c_str());
+	if (ImGui::Selectable(asset.Name.c_str(), state.SelectedAsset == &asset, ImGuiSelectableFlags_SpanAllColumns)) {
+		state.SelectedAsset = &asset;
+	}
 
 	ImGui::TableNextColumn();
 	auto kind = static_cast<Template::Kind>(asset.Payload);
 	ImGui::TextUnformatted(Template::FormatKind(kind));
-
-	ImGui::TableNextColumn();
-	// TODO
 }
-- 
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