Save configuration and allow custom script to execute when timer ends

CMakeLists.txt

@@ -22,6 +22,7 @@ if (NOT Slint_FOUND)
 endif (NOT Slint_FOUND)
 
 add_executable(focus src/main.cpp)
+target_include_directories(focus PRIVATE "external")
 target_link_libraries(focus PRIVATE Slint::Slint)
 slint_target_sources(
 	focus ui/app-window.slint

README.md

@@ -16,6 +16,12 @@ Simple Pomodoro timer.
 - Ninja (or Make but you will need to adapt the commands)
 - Git
 
+You can provide a custom script to execute when the timer ends, the usual usage is to display a
+notification and play a sound, so if you don't provide your own script you also need:
+
+- notify-send (notification's visual)
+- gst-play-1.0 (notification's sound)
+
 ### Steps
 
 Fetch and setup the repository:

src/main.cpp

@@ -1,17 +1,30 @@
 #include "app-window.h"
+#include "slint_string.h"
 #include "slint_timer.h"
 #include "slint.h"
+#include "nlohmann/json.hpp"
 #include <cstdlib>
+#include <filesystem>
+#include <fstream>
+#include <iostream>
+#include <ostream>
+#include <string>
 
 
 
 class CountdownState {
 	public:
 		CountdownState(slint::ComponentHandle<ui::AppWindow> ui) : ui_(ui) {
-			ui_->global<ui::State>().set_break_countdown_duration(60 * 5);
-			ui_->global<ui::State>().set_focus_countdown_duration(60 * 25);
-			ui_->global<ui::State>().set_max_session_count(4);
 			reset();
+			ui->on_start_stop([&]{
+				if (sessionStep() == ui::SessionStep::Setup || sessionStep() == ui::SessionStep::Finished) {
+					reset();
+					goNextStep();
+					start();
+				} else if (sessionStep() == ui::SessionStep::Focus || sessionStep() == ui::SessionStep::Break) {
+					toggleCountdown();
+				}
+			});
 		}
 
 		ui::SessionStep sessionStep() const {
@@ -105,13 +118,17 @@ class CountdownState {
 			countdown--;
 			ui->global<ui::State>().set_countdown(countdown);
 
+			
+
 			if (countdown == 0) {
 				timer->stop();
 				ui->global<ui::State>().set_countdown_status(ui::CountdownStatus::NotStarted); 
-				// TODO make it customizable
-				system("notify-send -t 0 \"Pomodoro\" \"task\" &");
-				system("paplay /usr/share/sounds/freedesktop/stereo/complete.oga &");
-
+				std::string timerEndingScript = std::string(ui->global<ui::State>().get_timer_ending_script());
+				if (timerEndingScript.empty()) {
+					timerEndingScript = "notify-send -t 0 \"Pomodoro\" \"timer ended!\" && "
+										"gst-play-1.0 /usr/share/sounds/freedesktop/stereo/complete.oga &";
+				}
+				system(timerEndingScript.c_str());
 				goNextStep();
 			}
 		}
@@ -122,24 +139,83 @@ class CountdownState {
 	slint::Timer timer_;
 };
 
+struct Config {
+	std::string timerEndingScript = "";
+	int focusDuration = 1500;
+	int breakDuration = 300;
+	int sessionCount = 4;
+};
+
+Config loadJsonConfig(const std::string& configPath) {
+
+	std::ifstream file(configPath);
+	Config config{};
+	if (!file) {
+		std::cerr << "Cant open config file: " << configPath << std::endl;
+		return config;
+	}
+	auto jsonConfig = nlohmann::json::parse(file);
+	file.close();
+
+	if (!jsonConfig.is_object()) {
+		std::cerr << "Config file malformated: " << configPath << std::endl;
+	}
+
+	if (jsonConfig["timerEndingScript"].is_string()) {
+		config.timerEndingScript = jsonConfig["timerEndingScript"].get<std::string>();
+	}
+	if (jsonConfig["focusDuration"].is_number_integer()) {
+		config.focusDuration = jsonConfig["focusDuration"].get<int>();
+	}
+	if (jsonConfig["breakDuration"].is_number_integer()) {
+		config.breakDuration = jsonConfig["breakDuration"].get<int>();
+	}
+	if (jsonConfig["sessionCount"].is_number_integer()) {
+		config.sessionCount = jsonConfig["sessionCount"].get<int>();
+	}
+	return config;
+}
+
+void saveJsonConfig(const std::string& configPath, const Config& config) {
+
+	std::ofstream file(configPath);
+	if (!file) {
+		std::cerr << "Cant open config file: " << configPath << std::endl;
+		return;
+	}
+	nlohmann::json jsonConfig;
+	jsonConfig["timerEndingScript"] = config.timerEndingScript;
+	jsonConfig["focusDuration"] = config.focusDuration;
+	jsonConfig["breakDuration"] = config.breakDuration;
+	jsonConfig["sessionCount"] = config.sessionCount;
+	file << jsonConfig.dump(4);
+	file.close();
+}
+
+
+
 int main(int argc, char **argv)
 {
+	std::filesystem::create_directory(std::string(getenv("HOME")) + "/.config/focus");
+	const auto configPath = std::string(getenv("HOME")) + "/.config/focus/config.json";
+
 	slint::ComponentHandle<ui::AppWindow> ui = ui::AppWindow::create();
 
+	Config config = loadJsonConfig(configPath);
+	ui->global<ui::State>().set_timer_ending_script(slint::SharedString(config.timerEndingScript));
+	ui->global<ui::State>().set_focus_countdown_duration(config.focusDuration);
+	ui->global<ui::State>().set_break_countdown_duration(config.breakDuration);
+	ui->global<ui::State>().set_max_session_count(config.sessionCount);
+
 	CountdownState countdown(ui);
 
-	ui->on_start_stop([&]{
-		if (countdown.sessionStep() == ui::SessionStep::Setup || countdown.sessionStep() == ui::SessionStep::Finished) {
-			countdown.reset();
-			countdown.goNextStep();
-			countdown.start();
-		} else if (countdown.sessionStep() == ui::SessionStep::Focus || countdown.sessionStep() == ui::SessionStep::Break) {
-			countdown.toggleCountdown();
-		}
-	});
-
 	ui->global<ui::State>().on_config_changed([&] {
 		countdown.reset();
+		config.timerEndingScript = ui->global<ui::State>().get_timer_ending_script();
+		config.focusDuration = ui->global<ui::State>().get_focus_countdown_duration();
+		config.breakDuration = ui->global<ui::State>().get_break_countdown_duration();
+		config.sessionCount = ui->global<ui::State>().get_max_session_count();
+		saveJsonConfig(configPath, config);
 	});
 
     ui->run();

ui/settings-view.slint

@@ -1,6 +1,7 @@
 import { State, SessionStep, CountdownStatus } from "./state.slint";
-import { VText, VButton, VSlider, Palette } from "@selenite";
+import { VText, VButton, VSlider, VTextInput, Palette } from "@selenite";
 import { Utils } from "utils.slint";
+import { ComboBox } from "std-widgets.slint";
 
 export component SettingsView inherits Rectangle {
     VerticalLayout {
@@ -40,5 +41,13 @@ export component SettingsView inherits Rectangle {
 			format-value(value) => { return Math.round(value); }
 			released(value) => { State.max-session-count = Math.round(value); }
 		}
+
+		VTextInput {
+			label: "Timer ending script";
+			label-size: 1.25rem;
+			label-alignment: TextHorizontalAlignment.center;
+			placeholder: "Default";
+			text <=> State.timer-ending-script;
+		}
 	}
 }

ui/state.slint

@@ -19,6 +19,7 @@ export global State {
 	in-out property <CountdownStatus> countdown-status;
 	in-out property <int> current-session;
 	in-out property <int> max-session-count;
+	in-out property <string> timer-ending-script;
 
 	callback config-changed();
 }