Switch from Qt6 to Slint

lib/mirai-core/StdFileResource.h

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+/*
+ * Mirai. Copyright (C) 2024 Vyn
+ * This file is licensed under version 3 of the GNU General Public License (GPL-3.0-only)
+ * The license can be found in the LICENSE file or at https://www.gnu.org/licenses/gpl-3.0.txt
+ */
+
+#ifndef MIRAI_STD_FILE_RESOURCE_H
+#define MIRAI_STD_FILE_RESOURCE_H
+
+#include "BaseFileResource.h"
+#include "TodoMd.h"
+#include <fstream>
+#include <iostream>
+#include <ostream>
+#include <string>
+
+namespace mirai
+{
+
+class StdFileResource : public BaseFileResource
+{
+  public:
+	StdFileResource(BaseFileResourceConstructor data) : BaseFileResource(data) {};
+	StdFileResource(StdFileResource &) = delete;
+	StdFileResource(StdFileResource &&) = delete;
+	StdFileResource operator=(StdFileResource &) = delete;
+	StdFileResource operator=(StdFileResource &&) = delete;
+
+	~StdFileResource() override = default;
+
+	void save() override
+	{
+		std::ofstream file(getPath());
+		if (!file.is_open()) {
+			throw std::runtime_error("can't create " + getPath());
+		}
+
+		const std::string content = TodoMdFormat::stringify(getName(), *days());
+
+		file << content;
+		file.close();
+	};
+
+	void load() override
+	{
+		std::ifstream file(getPath());
+		if (!file.is_open()) {
+			return;
+		}
+		std::string content = "";
+		std::string line;
+
+		while (std::getline(file, line)) {
+			content += line + "\n";
+		}
+		file.close();
+		auto result = TodoMdFormat::parse(content);
+		for (const auto &dayData : result.days) {
+			Day *newDay = day(dayData.date);
+			for (const auto &eventData : dayData.events) {
+				Event *newEvent = newDay->createEvent(eventData);
+				for (const auto &taskData : eventData.tasks) {
+					TaskItem *newTask = newEvent->createTask(taskData);
+				}
+			}
+			for (const auto &taskData : dayData.tasks) {
+				TaskItem *newTask = newDay->createTask(taskData);
+			}
+		}
+		setName(result.name);
+	};
+};
+} // namespace mirai
+#endif