Event logging

src/config.rs

@@ -3,18 +3,26 @@ use serde::Deserialize;
 
 #[derive(Deserialize)]
 pub struct Config {
+    /// directory, where config is located
+    #[serde(skip)]
+    pub conf_path: PathBuf,
     pub log_path: PathBuf
 }
 
 impl Config {
-    pub fn new() -> Self {
+    pub fn new(conf_path: PathBuf) -> Self {
-        Config { log_path: PathBuf::from("./logs") }
+        let conf_dir: PathBuf = conf_path.parent().unwrap().into();
+        Config { conf_path: conf_dir, log_path: PathBuf::from("./logs") }
     }
 
     pub fn load(path: PathBuf) -> Self {
-        if let Ok(toml_string) = std::fs::read_to_string(path) {
+        if let Ok(toml_string) = std::fs::read_to_string(path.clone()) {
-            return toml::from_str(&toml_string).unwrap_or(Config::new());
+            let conf = toml::from_str::<Self>(&toml_string);
+            if let Ok(mut conf) = conf {
+                conf.conf_path = path.parent().unwrap().into();
+                return conf;
             }
-        Config::new()
+        }
+        Config::new(path)
     }
 }

src/lib.rs

@@ -2,6 +2,7 @@ use config::Config;
 use std::path::PathBuf;
 
 pub mod config;
+pub mod log;
 
 pub fn load_config() -> Config {
     if let Ok(path_str) = std::env::var("XDG_CONFIG_HOME") {
@@ -10,5 +11,5 @@ pub fn load_config() -> Config {
         path.push("config.toml");
         return Config::load(path);
     }
-    Config::new()
+    Config::new(PathBuf::from("./config.toml"))
 }

src/log.rs

@@ -0,0 +1,91 @@
+use std::{
+    io::{Error, ErrorKind},
+    path::PathBuf
+};
+use serde::{Deserialize, Serialize};
+use toml::value::{Date, Time};
+use crate::config::Config;
+
+#[derive(Serialize, Deserialize)]
+pub struct Log {
+    pub date: Date,
+    pub events: Vec<Event>
+}
+
+impl Log {
+    pub fn new(date: Date) -> Self {
+        Log { date, events: Vec::new() }
+    }
+
+    pub fn load_from(config: &Config, date: Date) -> Self {
+        let path = Log::get_filepath(&date, config);
+        if let Ok(log_string) = std::fs::read_to_string(path) {
+            return toml::from_str(&log_string).unwrap_or(Log::new(date));
+        } else {
+            Log::new(date)
+        }
+    }
+
+    pub fn save(&self, config: &Config) -> std::io::Result<()> {
+        Log::try_create_log_dir(config)?;
+        let path = Log::get_filepath(&self.date, config);
+        match toml::to_string_pretty(self) {
+            Ok(toml_string) => std::fs::write(&path, toml_string),
+            Err(error) => {
+                return Err(Error::new(ErrorKind::Other, format!("{error}")));
+            }
+        }
+    }
+
+    fn get_filepath(date: &Date, config: &Config) -> PathBuf {
+        let mut path = Log::get_log_dir(&config);
+        let filename = format!("{}-{}-{}", date.day, date.month, date.year);
+        path.push(filename);
+        path.set_extension("toml");
+        path
+    }
+
+    fn get_log_dir(config: &Config) -> PathBuf {
+        if config.log_path.is_relative() {
+            let mut path = config.conf_path.clone();
+            path.push(&config.log_path);
+            return path;
+        } else {
+            return config.log_path.clone();
+        }
+    }
+
+    fn try_create_log_dir(config: &Config) -> std::io::Result<()> {
+        let path = Log::get_log_dir(config);
+        if !std::fs::exists(&path)? {
+            std::fs::create_dir_all(path)?
+        }
+        Ok(())
+    }
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct Event {
+    pub name: String,
+    pub start: Time,
+    pub end: Time,
+    pub finished: bool
+}
+
+impl Event {
+    pub fn new(name: String, start: i32, end: i32, finished: bool) -> Self {
+        let start = Time {
+            hour: (start / 3600) as u8,
+            minute: ((start / 3600) / 60) as u8,
+            second: (start % 60) as u8,
+            nanosecond: 0
+        };
+        let end = Time {
+            hour: (end / 3600) as u8,
+            minute: ((end % 3600) / 60) as u8,
+            second: (end % 60) as u8,
+            nanosecond: 0
+        };
+        Event { name, start, end, finished }
+    }
+}

src/main.rs

@@ -1,21 +1,65 @@
 // Prevent console window in addition to Slint window in Windows release builds when, e.g., starting the app via file manager. Ignored on other platforms.
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 
-use std::error::Error;
+use std::{error::Error, sync::{Arc, Mutex}};
 
-use aliveline::{config::Config, load_config};
+use aliveline::{config::Config, load_config, log::{Event, Log}};
-use chrono::Timelike;
+use chrono::{Datelike, Timelike};
-use slint::{Model, SharedString, VecModel};
+use slint::{Model, SharedString, ToSharedString, VecModel};
+use toml::value::{Date as TomlDate, Time};
 
 slint::include_modules!();
 
+impl From<Event> for TimelineEvent {
+    fn from(event: Event) -> Self {
+        let start = (event.start.hour as i32) * 3600 + (event.start.minute as i32) * 60 + (event.start.second as i32);
+        let end = (event.end.hour as i32) * 3600 + (event.end.minute as i32) * 60 + (event.end.second as i32);
+        TimelineEvent { start, duration: end - start, label: event.name.to_shared_string(), finished: event.finished }
+    }
+}
+
+impl From<TimelineEvent> for Event {
+    fn from(event: TimelineEvent) -> Self {
+        let start = Time {
+            hour: (event.start / 3600) as u8,
+            minute: ((event.start % 3600) / 60) as u8,
+            second: (event.start % 60) as u8,
+            nanosecond: 0
+        };
+        let end = Time {
+            hour: start.hour + (event.duration / 3600) as u8,
+            minute: start.minute + ((event.duration % 3600) / 60) as u8,
+            second: start.second + (event.duration % 60) as u8,
+            nanosecond: 0
+        };
+        Event { start, end, name: event.label.to_string(), finished: event.finished }
+    }
+}
+
 fn main() -> Result<(), Box<dyn Error>> {
     let ui = AppWindow::new()?;
     
     let now = chrono::Local::now();
     let offset = now.hour() * 3600 + now.minute() * 60 + now.second();
+
+    let date: TomlDate = TomlDate { day: now.day() as u8, month: now.month() as u8, year: now.year() as u16 };
+
+    let config: Arc<Config> = Arc::new(load_config());
+    let writing_log: Arc<Mutex<Log>> = Arc::new(Mutex::new(Log::load_from(&config, date)));
+
     ui.invoke_update_record_offset(offset as i32);
 
+    ui.on_save_log({
+        let config = config.clone();
+        let log = writing_log.clone();
+        move || {
+            let log_guard = log.lock().expect("Log shouldn't be used twice");
+            if let Err(error) = (*log_guard).save(&config) {
+                eprintln!("Error occured while saving log: {error}");
+            }
+        }
+    });
+
     ui.on_update_record_visible_time({
         let ui_weak = ui.as_weak();
         move |hours_string: SharedString| {
@@ -30,32 +74,50 @@ fn main() -> Result<(), Box<dyn Error>> {
     
     ui.on_start_new_event({
         let ui_weak = ui.as_weak();
+        let log = writing_log.clone();
         move |event_name: SharedString| {
             let ui = ui_weak.unwrap();
+
+
             let events_rc = ui.get_record_events();
             let events = events_rc.as_any()
                 .downcast_ref::<VecModel<TimelineEvent>>()
                 .unwrap();
             let offset = ui.get_record_offset();
-            events.push(TimelineEvent {
+            
+            let event = TimelineEvent {
                 duration: 0,
                 finished: false,
                 label: event_name,
                 start: offset
-            });
+            };
+            
+            {
+                let mut log_guard = log.lock().expect("Log shouldn't be used twice");
+                (*log_guard).events.push(Event::from(event.clone()));
+            }
+
+            ui.invoke_save_log();
+
+            events.push(event);
         }
     });
 
     ui.on_stop_event({
         let ui_weak = ui.as_weak();
+        let log = writing_log.clone();
         move || {
             let ui = ui_weak.unwrap();
             let events_rc = ui.get_record_events();
-            let events = events_rc.as_any().downcast_ref::<VecModel<TimelineEvent>>().unwrap();
+            let events = events_rc.as_any()
+                .downcast_ref::<VecModel<TimelineEvent>>().unwrap();
             let offset = ui.get_record_offset();
             
-            let event_id = events.iter().position(|data| !data.finished).unwrap();
+            let event_id = events.iter()
-            let event = events.row_data(event_id).expect("stop-event called without unfinished events");
+                .position(|data| !data.finished)
+                .unwrap();
+            let event = events.row_data(event_id)
+                .expect("stop-event called without unfinished events");
             let new_event = TimelineEvent { 
                 duration: offset - event.start,
                 finished: true,
@@ -63,6 +125,15 @@ fn main() -> Result<(), Box<dyn Error>> {
                 start: event.start
             };
 
+            {
+                let mut log_guard = log.lock().expect("Log shouldn't be used twice");
+                (*log_guard).events.push(Event::from(new_event.clone()));
+                let index = (*log_guard).events.iter().position(|data| !data.finished).unwrap();
+                (*log_guard).events.swap_remove(index);
+            }
+
+            ui.invoke_save_log();
+
             events.set_row_data(event_id, new_event);
         }
     });
@@ -76,8 +147,6 @@ fn main() -> Result<(), Box<dyn Error>> {
         }
     });
 
-    let config: Config = load_config();
-    println!("logs path: {}", config.log_path.to_str().unwrap());
 
     ui.run()?;
 

ui/app-window.slint

@@ -9,6 +9,7 @@ export component AppWindow inherits Window {
     callback stop-event <=> record.stop-event;
     callback chain-event <=> record.chain-event;
     callback update-record-offset(int);
+    callback save-log;
 
     update-record-offset(new-offset) => {
         record.offset = new-offset;