Replace if Let Err(_) with .map_err().ok() patterns.

I dislike the indentation and the noise if let adds.

hammond-gtk/src/widgets/episode.rs

@@ -97,10 +97,10 @@ impl EpisodeWidget {
         self.set_duration(episode.duration());
 
         // Determine what the state of the media widgets should be.
-        if let Err(err) = determine_media_state(self.media.clone(), &episode) {
-            error!("Something went wrong determining the Media State.");
-            error!("Error: {}", err);
-        }
+        determine_media_state(self.media.clone(), &episode)
+            .map_err(|err| error!("Error: {}", err))
+            .map_err(|_| error!("Could not determine Media State"))
+            .ok();
 
         let episode = Arc::new(Mutex::new(episode));
         self.connect_buttons(episode, sender);
@@ -111,9 +111,9 @@ impl EpisodeWidget {
         if let Ok(media) = self.media.lock() {
             media.play_connect_clicked(clone!(episode, sender => move |_| {
                 if let Ok(mut ep) = episode.lock() {
-                    if let Err(err) = on_play_bttn_clicked(&mut ep, title.clone(), sender.clone()){
-                        error!("Error: {}", err);
-                    };
+                    on_play_bttn_clicked(&mut ep, title.clone(), sender.clone())
+                        .map_err(|err| error!("Error: {}", err))
+                        .ok();
                 }
             }));
 
@@ -122,16 +122,14 @@ impl EpisodeWidget {
                 // Make the button insensitive so it won't be pressed twice
                 dl.set_sensitive(false);
                 if let Ok(ep) = episode.lock() {
-                    if let Err(err) = on_download_clicked(&ep, sender.clone())  {
-                        error!("Download failed to start.");
-                        error!("Error: {}", err);
-                    } else {
-                        info!("Donwload started succesfully.");
-                        if let Err(err) = determine_media_state(media_machine.clone(), &ep) {
-                            error!("Something went wrong determining the Media State.");
-                            error!("Error: {}", err);
-                        }
-                    }
+                    on_download_clicked(&ep, sender.clone())
+                        .and_then(|_| {
+                            info!("Donwload started succesfully.");
+                            determine_media_state(media_machine.clone(), &ep)
+                        })
+                        .map_err(|err| error!("Error: {}", err))
+                        .map_err(|_| error!("Could not determine Media State"))
+                        .ok();
                 }
 
                 // Restore sensitivity after operations above complete

hammond-gtk/src/widgets/show.rs

@@ -74,18 +74,18 @@ impl ShowWidget {
         self.setup_listbox(pd.clone(), sender.clone());
         self.set_description(pd.description());
 
-        if let Err(err) = self.set_cover(pd.clone()) {
-            error!("Failed to set a cover: {}", err)
-        }
+        self.set_cover(pd.clone())
+            .map_err(|err| error!("Failed to set a cover: {}", err))
+            .ok();
 
         let link = pd.link().to_owned();
         self.link.set_tooltip_text(Some(link.as_str()));
         self.link.connect_clicked(move |_| {
             info!("Opening link: {}", &link);
-            if let Err(err) = open::that(&link) {
-                error!("Failed to open link: {}", &link);
-                error!("Error: {}", err);
-            }
+            open::that(&link)
+                .map_err(|err| error!("Error: {}", err))
+                .map_err(|_| error!("Failed open link: {}", &link))
+                .ok();
         });
 
         let show_menu: gtk::Popover = builder.get_object("show_menu").unwrap();