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/**
* @file file.cpp
* @brief Contains code for file-management-related UI elements and logic.
*
* Copyright (C) 2021 Clyne Sullivan
*
* Distributed under the GNU GPL v3 or later. You should have received a copy of
* the GNU General Public License along with this program.
* If not, see <https://www.gnu.org/licenses/>.
*/
#include "imgui.h"
#include "backends/imgui_impl_sdl.h"
#include "backends/imgui_impl_opengl2.h"
#include "ImGuiFileDialog.h"
#include "TextEditor.h"
#include "stmdsp_code.hpp"
#include <cstdlib>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
extern TextEditor editor;
extern void log(const std::string& str);
enum class FileAction {
None,
Open,
Save,
SaveAs
};
static FileAction fileAction = FileAction::None;
static std::string fileCurrentPath;
static std::vector<std::filesystem::path> fileTemplateList;
static void saveCurrentFile()
{
if (std::ofstream ofs (fileCurrentPath, std::ios::binary); ofs.good()) {
const auto& text = editor.GetText();
ofs.write(text.data(), text.size());
log("Saved.");
}
}
static void openCurrentFile()
{
if (std::ifstream ifs (fileCurrentPath); ifs.good()) {
std::ostringstream sstr;
sstr << ifs.rdbuf();
editor.SetText(sstr.str());
}
}
void fileScanTemplates()
{
auto path = std::filesystem::current_path() / "templates";
for (const auto& file : std::filesystem::recursive_directory_iterator{path})
fileTemplateList.push_back(file.path());
}
void fileRenderMenu()
{
if (ImGui::BeginMenu("File")) {
if (ImGui::MenuItem("New")) {
// TODO modified?
fileCurrentPath.clear();
editor.SetText(stmdsp::file_content);
log("Ready.");
}
if (ImGui::MenuItem("Open")) {
fileAction = FileAction::Open;
ImGuiFileDialog::Instance()->OpenModal(
"ChooseFileOpenSave", "Choose File", ".cpp", ".");
}
if (ImGui::BeginMenu("Open Template")) {
for (const auto& file : fileTemplateList) {
if (ImGui::MenuItem(file.filename().c_str())) {
fileCurrentPath = file.string();
openCurrentFile();
// Treat like new file.
fileCurrentPath.clear();
log("Ready.");
}
}
ImGui::EndMenu();
}
if (ImGui::MenuItem("Save")) {
if (fileCurrentPath.size() > 0) {
saveCurrentFile();
} else {
fileAction = FileAction::SaveAs;
ImGuiFileDialog::Instance()->OpenModal(
"ChooseFileOpenSave", "Choose File", ".cpp", ".");
}
}
if (ImGui::MenuItem("Save As")) {
fileAction = FileAction::SaveAs;
ImGuiFileDialog::Instance()->OpenModal(
"ChooseFileOpenSave", "Choose File", ".cpp", ".");
}
ImGui::Separator();
if (ImGui::MenuItem("Quit")) {
extern bool done;
done = true;
}
ImGui::EndMenu();
}
}
void fileRenderDialog()
{
if (ImGuiFileDialog::Instance()->Display("ChooseFileOpenSave")) {
if (ImGuiFileDialog::Instance()->IsOk()) {
std::string filePathName = ImGuiFileDialog::Instance()->GetFilePathName();
switch (fileAction) {
case FileAction::None:
break;
case FileAction::Open:
fileCurrentPath = filePathName;
openCurrentFile();
log("Ready.");
break;
case FileAction::SaveAs:
fileCurrentPath = filePathName;
saveCurrentFile();
break;
}
}
ImGuiFileDialog::Instance()->Close();
}
}
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