[implement] Implement the `{progress}` placeholderr

src/cmus/events.rs

@@ -1,6 +1,6 @@
-use crate::{process_template_placeholders};
+use crate::{CompleteStr, process_template_placeholders};
-use crate::cmus::{Track};
+use crate::cmus::Track;
-use crate::cmus::player_settings::{PlayerSettings};
+use crate::cmus::player_settings::PlayerSettings;
 use crate::notification::Action;
 use crate::settings::Settings;
 
@@ -37,20 +37,47 @@ impl CmusEvent {
                 (settings.aaa_mode_notification_body(), settings.aaa_mode_notification_summary(), settings.aaa_mode_notification_timeout(), track, player_settings),
             _ => { return Action::None },
         };
-        
+
+        let persistent = is_mutable(&body_template) || is_mutable(&summary_template);
+
         Action::Show {
-            body: process_template_placeholders(
+            body: CompleteStr {
-            body_template,
+                template: body_template.clone(),
-            track,
+                str: process_template_placeholders(
-            player_settings,
+                    body_template,
-        ),
+                    track,
-            summary: process_template_placeholders(
+                    player_settings,
-                summary_template,
+                ),
-                track,
+            },
-                player_settings,
+            summary: CompleteStr {
-            ),
+                template: summary_template.clone(),
-            timeout: timeout * 1000 ,
+                str: process_template_placeholders(
-            save: false,
+                    summary_template,
+                    track,
+                    player_settings,
+                ),
+            },
+            timeout: if persistent { 0 } else { timeout * 1000 },
+            save: persistent,
         }
     }
 }
+
+fn is_mutable(template: &str) -> bool {
+        let mut key = String::new(); // Just a buffer to build the key.
+
+        for c in template.chars() {
+            if c == '{' {
+                key = String::new();
+            } else if c == '}' {
+                match key.as_str() {
+                    "lyrics" | "progress" | "progress_bar" => return true,
+                    _ => {}
+                }
+            } else {
+                key.push(c);
+            }
+        }
+
+    false
+}

src/cmus/mod.rs

@@ -94,7 +94,7 @@ impl TemplateProcessor for Track {
     /// Process the template with the track metadata.
     /// The template is a string with placeholders that will be replaced with the track metadata.
     /// The unknown placeholders will be skipped (don't replaced with anything, because they are maybe placeholders for player settings).
-    #[inline(always)]
+    #[inline]
     fn process(&self, template: String) -> String {
         #[cfg(feature = "debug")]
         {
@@ -107,14 +107,14 @@ impl TemplateProcessor for Track {
         Self::get_keys(template.as_str()).iter().for_each(|key| {
             #[cfg(feature = "debug")]
             debug!("Replacing the placeholder {{{key}}} with its matching value.");
-            // Replace the key with their matching value if exists, if not replace with the empty string.
+            // Replace the key with their matching value if exists
-            let status = self.status.to_string();
             if let Some(value) = match key.as_str() {
-                "status" => Some(status.as_str()),
+                "status" => Some(self.status.to_string()),
-                "title" => Some(self.get_name()),
+                "title" => Some(self.get_name().to_string()),
-                _ => self.metadata.get(key),
+                "progress" => Some(format!("{:.2}/{:.2}", self.duration as f32 / 60.0, self.position as f32 / 60.0)),
+                _ => self.metadata.get(key).map(|r| r.to_string()),
             } {
-                processed = processed.replace(&format!("{{{key}}}"), value);
+                processed = processed.replace(&format!("{{{key}}}"), value.as_str());
             }
         });
 

src/lib.rs

@@ -112,6 +112,11 @@ pub fn search_for(
     }
 }
 
+pub struct CompleteStr {
+    pub template: String,
+    pub str: String
+}
+
 /// The cover of a track.
 #[derive(PartialEq)]
 #[cfg_attr(any(feature = "debug", test), derive(Debug))]

src/notification.rs

@@ -1,18 +1,18 @@
 #[cfg(feature = "debug")]
-use log::{info};
+use log::info;
 use notify_rust::Notification;
 
-use crate::{track_cover, TrackCover};
+use crate::{CompleteStr, track_cover, TrackCover};
 use crate::cmus::{TemplateProcessor, Track};
 use crate::cmus::events::CmusEvent;
-
+use crate::cmus::player_settings::PlayerSettings;
 use crate::cmus::query::CmusQueryResponse;
 use crate::settings::Settings;
 
 pub enum Action {
     Show {
-        body: String,
+        body: CompleteStr,
-        summary: String,
+        summary:CompleteStr,
         timeout: i32,
         save: bool,
     },
@@ -22,16 +22,33 @@ pub enum Action {
 pub struct NotificationsHandler {
     cover_set: bool,
     notification: Notification,
-    handlers: Vec<notify_rust::NotificationHandle>,
+    notifications: Vec<CmusNotification>,
     settings: Settings,
 }
 
+struct CmusNotification {
+    body_template: String,
+    summary_template: String,
+    visible: bool,
+    handle: notify_rust::NotificationHandle
+}
+
+impl CmusNotification {
+    #[inline(always)]
+    fn update(&mut self, track: &Track, player_settings: &PlayerSettings) {
+        use crate::process_template_placeholders;
+        self.handle.summary(&process_template_placeholders(self.summary_template.clone(), track, player_settings))
+            .body(&process_template_placeholders(self.body_template.clone(), track, player_settings));
+        self.handle.update();
+    }
+}
+
 impl NotificationsHandler {
     pub fn new(settings: Settings) -> Self {
         Self {
             cover_set: false,
             notification: Notification::new(),
-            handlers: Vec::with_capacity(2),
+            notifications: Vec::with_capacity(2),
             settings,
         }
     }
@@ -46,6 +63,22 @@ impl NotificationsHandler {
             #[cfg(feature = "debug")]
             info!("event: {:?}", event);
 
+            if let CmusEvent::PositionChanged(track, player_settings) = &event {
+                for notification in &mut self.notifications {
+                    if notification.visible {
+                        notification.update(track, player_settings);
+                    }
+                }
+                continue;
+            } else if let CmusEvent::TrackChanged(_, _) = &event {
+                for notification in &mut self.notifications {
+                    notification.handle.timeout = 2.into(); // Hide the notification after 2 millisecond
+                    notification.handle.update();
+                }
+                // Clean the notifications vec
+                self.notifications.clear();
+            }
+
             match event.build_notification(&self.settings) {
                 Action::Show { body, summary, timeout, save } => {
                     // Setup the notification cover
@@ -58,12 +91,24 @@ impl NotificationsHandler {
                         self.cover_set = true;
                     }
 
-                    self.notification.timeout(timeout).summary(&summary).body(&body);
+                    self.notification.timeout(timeout).summary(&summary.str).body(&body.str);
 
                     // Show the notification
-                    let handle = self.notification.show()?;
+                    let mut handle = self.notification.show()?;
                     if save {
-                        self.handlers.push(handle);
+                        // Add the close handler
+                        /*handle.on_close(|reason| {
+
+                        });*/
+
+                        self.notifications.push(
+                            CmusNotification {
+                                body_template: body.template,
+                                summary_template: summary.template,
+                                visible: true,
+                                handle
+                            }
+                        )
                     }
                 }
                 Action::None => {}