Offer runnable C++ and Lua project starters
This commit is contained in:
Emil
+52
-10
@@ -75,6 +75,22 @@ ProjectSelection open_project(const fs::path& path) {
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throw std::runtime_error("Project name or scene type is invalid.");
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return {path, std::move(name), dimension, false};
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}
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bool fresh_destination(const fs::path& path) {
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if (!fs::exists(path))
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return true;
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if (!fs::is_directory(path) || fs::is_symlink(path))
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return false;
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for (const auto& entry : fs::directory_iterator(path)) {
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if (entry.path().filename() != ".faset" || !entry.is_directory() ||
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entry.is_symlink())
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return false;
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for (const auto& internal : fs::directory_iterator(entry.path()))
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if (internal.path().filename() != "cache" || !internal.is_directory() ||
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internal.is_symlink() || !fs::is_empty(internal.path()))
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return false;
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}
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return true;
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}
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Json recent_records(const fs::path& file) {
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try {
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auto j = read_json(file);
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@@ -124,9 +140,11 @@ struct ProjectLauncher::Impl {
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std::optional<ProjectSelection> selected;
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bool create = false, cancelled = false, browsing = false, browser_valid = false;
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int dimension = 3;
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std::string language = "cpp";
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std::string error;
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Impl(render::Renderer& r, const fs::path& engine, const fs::path& initial,
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const fs::path& recents)
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const fs::path& recents, const std::optional<ProjectSelection>& retry,
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std::string creation_error)
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: renderer(r), ui(engine / "assets/fonts/NotoSans.ttf"),
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recents_file(recents.empty() ? recent_path() : recents) {
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auto theme = ui::Theme::load(engine / "assets/ui/dark.json");
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@@ -147,13 +165,22 @@ struct ProjectLauncher::Impl {
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ui.set_ime(
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[this](bool enabled) { renderer.set_text_input(enabled); },
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[this](ui::Rect r) { renderer.set_text_input_area(r.x, r.y, r.width, r.height); });
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const auto start = initial.empty() ? user_home() / "FasetProjects/MyGame" : initial;
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const auto start = retry ? retry->path
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: initial.empty() ? user_home() / "FasetProjects/MyGame" : initial;
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ui.update_text("launcher-path", path_to_utf8(start));
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create = initial.empty();
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create = retry ? retry->create : initial.empty();
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if (retry) {
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ui.update_text("launcher-name", retry->name);
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dimension = retry->dimension;
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language = retry->language;
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error = std::move(creation_error);
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}
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ui.find("launcher-open")->on_click = [this](Widget&) { set_mode(false); };
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ui.find("launcher-create")->on_click = [this](Widget&) { set_mode(true); };
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ui.find("launcher-2d")->on_click = [this](Widget&) { dimension = 2; };
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ui.find("launcher-3d")->on_click = [this](Widget&) { dimension = 3; };
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ui.find("launcher-cpp")->on_click = [this](Widget&) { language = "cpp"; };
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ui.find("launcher-lua")->on_click = [this](Widget&) { language = "lua"; };
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ui.find("launcher-submit")->on_click = [this](Widget&) { submit(); };
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ui.find("launcher-cancel")->on_click = [this](Widget&) { cancelled = true; };
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ui.find("launcher-name")->on_preview = [this](Widget&) { error.clear(); };
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@@ -209,14 +236,14 @@ struct ProjectLauncher::Impl {
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throw std::runtime_error("Enter a project name.");
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if (name.size() > 256 || name.find_first_of("\r\n\t") != std::string::npos)
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throw std::runtime_error("Use a short project name on one line.");
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if (fs::exists(path) && (!fs::is_directory(path) || !fs::is_empty(path)))
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if (!fresh_destination(path))
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throw std::runtime_error("Create requires a new or empty directory.");
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auto parent = path.parent_path();
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while (!parent.empty() && !fs::exists(parent))
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parent = parent.parent_path();
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if (parent.empty() || !fs::is_directory(parent))
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throw std::runtime_error("Project parent directory is unavailable.");
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selected = ProjectSelection{path, name, dimension, true};
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selected = ProjectSelection{path, name, dimension, true, language};
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} else
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selected = open_project(path);
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error.clear();
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@@ -351,14 +378,24 @@ struct ProjectLauncher::Impl {
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ui.find("launcher-create")->selected = create;
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ui.find("launcher-2d")->selected = dimension == 2;
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ui.find("launcher-3d")->selected = dimension == 3;
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ui.find("launcher-cpp")->selected = language == "cpp";
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ui.find("launcher-lua")->selected = language == "lua";
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ui.find("launcher-2d")->appearance =
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dimension == 2 ? Appearance::Quiet : Appearance::Default;
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ui.find("launcher-3d")->appearance =
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dimension == 3 ? Appearance::Quiet : Appearance::Default;
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ui.find("launcher-cpp")->appearance =
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language == "cpp" ? Appearance::Quiet : Appearance::Default;
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ui.find("launcher-lua")->appearance =
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language == "lua" ? Appearance::Quiet : Appearance::Default;
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ui.find("launcher-language-hint")->text =
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language == "cpp" ? "Compiled gameplay. Add Lua later if you need quick reloads."
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: "Lua gameplay reloads during development without a C++ rebuild.";
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for (const auto* id : {"launcher-name-label", "launcher-name", "launcher-dimension-label",
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"launcher-dimensions", "launcher-name-group",
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"launcher-name-space", "launcher-path-space",
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"launcher-dimension-group"})
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"launcher-dimension-group", "launcher-language-group",
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"launcher-language-space"})
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ui.find(id)->visible = create;
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ui.find("launcher-heading")->text = create ? "Create project" : "Open project";
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ui.find("launcher-submit")->text = create ? "Create project" : "Open project";
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@@ -424,8 +461,11 @@ struct ProjectLauncher::Impl {
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}
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};
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ProjectLauncher::ProjectLauncher(render::Renderer& r, const fs::path& engine,
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const fs::path& initial, const fs::path& recents)
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: impl_(std::make_unique<Impl>(r, engine, initial, recents)) {}
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const fs::path& initial, const fs::path& recents,
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const std::optional<ProjectSelection>& retry,
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std::string creation_error)
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: impl_(std::make_unique<Impl>(r, engine, initial, recents, retry,
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std::move(creation_error))) {}
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ProjectLauncher::~ProjectLauncher() = default;
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void ProjectLauncher::frame(const std::vector<render::Event>& events) {
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impl_->frame(events);
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@@ -445,9 +485,11 @@ bool ProjectLauncher::cancelled() const {
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std::optional<ProjectSelection> run_project_launcher(const fs::path& engine,
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const fs::path& initial,
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std::uint64_t max_frames,
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const fs::path& capture) {
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const fs::path& capture,
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const std::optional<ProjectSelection>& retry,
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std::string creation_error) {
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render::Renderer renderer({1100, 720, "Faset Engine — Projects", false, true});
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ProjectLauncher launcher(renderer, engine, initial);
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ProjectLauncher launcher(renderer, engine, initial, {}, retry, std::move(creation_error));
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std::uint64_t frames = 0;
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while (!renderer.should_close() && !launcher.cancelled() && !launcher.selection() &&
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(max_frames == 0 || frames < max_frames)) {
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