From d7ee2efaca226fc478e3f0c78abdbe86a887f17a Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Mon, 7 Jun 2021 12:19:51 -0700
Subject: Complete asset loading/saving and UI management logic

---
 core/src/Model/Template/Template_Main.cpp | 62 ++++++++++++++++++++++++-------
 1 file changed, 49 insertions(+), 13 deletions(-)

(limited to 'core/src/Model/Template/Template_Main.cpp')

diff --git a/core/src/Model/Template/Template_Main.cpp b/core/src/Model/Template/Template_Main.cpp
index 9efbeae..92ad050 100644
--- a/core/src/Model/Template/Template_Main.cpp
+++ b/core/src/Model/Template/Template_Main.cpp
@@ -4,11 +4,11 @@
 #include "Model/Project.hpp"
 
 #include <imgui.h>
+#include <uuid.h>
 #include <fstream>
 
 using namespace std::literals::string_view_literals;
-
-constinit const TemplateAssetCategory Template::Category{};
+namespace fs = std::filesystem;
 
 Template::Template(Kind kind)
 	: mKind{ kind }
@@ -20,26 +20,62 @@ Template::Kind Template::GetKind() const
 	return mKind;
 }
 
-void TemplateAssetCategory::DiscoverFiles(const std::function<void(SavedAsset)>& callback) const
+void TemplateAssetList::DiscoverFiles(const std::function<void(SavedAsset)>& callback) const
 {
 	auto& gs = GlobalStates::GetInstance();
 	DiscoverFilesByExtension(callback, gs.GetCurrentProject()->GetTemplatesDirectory(), ".cplt-template"sv);
 }
 
-Template* TemplateAssetCategory::CreateEmpty(const SavedAsset& diskForm) const
+std::string TemplateAssetList::RetrieveNameFromFile(const fs::path& file) const
 {
-	// TODO
+	std::ifstream ifs(file);
+	if (!ifs) return "";
+
+	std::string name;
+	ifs >> name;
+	return name;
+}
+
+uuids::uuid TemplateAssetList::RetrieveUuidFromFile(const fs::path& file) const
+{
+	return uuids::uuid::from_string(file.stem().string());
 }
 
-Template* TemplateAssetCategory::Load(const SavedAsset& diskForm) const
+fs::path TemplateAssetList::RetrievePathFromAsset(const SavedAsset& asset) const
 {
-	std::ifstream ifs(diskForm.Path);
+	auto uuid = uuids::uuid_random_generator{}();
+	auto fileName = uuids::to_string(uuid);
+	fileName.append(".cplt-template");
+
+	auto& gs = GlobalStates::GetInstance();
+	return gs.GetCurrentProject()->GetTemplatePath(fileName);
+}
+
+void TemplateAssetList::SaveEmptyInstance(const SavedAsset& asset) const
+{
+	auto path = RetrievePathFromAsset(asset);
+
+	std::ofstream ofs(path);
+	if (!ofs) return;
+	ofs << asset.Name;
+	ofs << static_cast<Template::Kind>(asset.Payload);
+}
+
+Template* TemplateAssetList::CreateEmptyInstance(const SavedAsset& asset) const
+{
+	auto kind = static_cast<Template::Kind>(asset.Payload);
+	return Template::CreateByKind(kind).release();
+}
+
+Template* TemplateAssetList::LoadImpl(const SavedAsset& asset) const
+{
+	std::ifstream ifs(RetrievePathFromAsset(asset));
 	if (!ifs) return nullptr;
 
 	uint32_t iKind;
 	ifs >> iKind;
 
-	auto kind = (Template::Kind)iKind;
+	auto kind = static_cast<Template::Kind>(iKind);
 	auto tmpl = Template::CreateByKind(kind);
 
 	auto res = tmpl->ReadFrom(ifs);
@@ -50,7 +86,7 @@ Template* TemplateAssetCategory::Load(const SavedAsset& diskForm) const
 	return tmpl.release();
 }
 
-void TemplateAssetCategory::SetupDetailsTable(const char* tableId) const
+void TemplateAssetList::SetupDetailsTable(const char* tableId) const
 {
 	ImGui::BeginTable(tableId, 3);
 
@@ -60,19 +96,19 @@ void TemplateAssetCategory::SetupDetailsTable(const char* tableId) const
 	ImGui::TableHeadersRow();
 }
 
-void TemplateAssetCategory::DrawBigIcon(const SavedAsset& asset) const
+void TemplateAssetList::DrawBigIcon(const SavedAsset& asset) const
 {
 	// TODO
 }
 
-void TemplateAssetCategory::DrawDetailsTableRow(const SavedAsset& asset) const
+void TemplateAssetList::DrawDetailsTableRow(const SavedAsset& asset) const
 {
 	ImGui::TableNextColumn();
 	ImGui::TextUnformatted(asset.Name.c_str());
 
 	ImGui::TableNextColumn();
-	// TODO
-	//ImGui::TextUnformatted(Template::FormatKind(asset.));
+	auto kind = static_cast<Template::Kind>(asset.Payload);
+	ImGui::TextUnformatted(Template::FormatKind(kind));
 
 	ImGui::TableNextColumn();
 	// TODO
-- 
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