Recover from 'pdf is damaged' err and update deps

src/main.rs

@@ -197,13 +197,20 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
 			},
 			Some(renderer_msg) = tui_rx.next() => {
 				match renderer_msg {
-					Ok(RenderInfo::NumPages(num)) => {
-						tui.set_n_pages(num);
-						to_converter.send(ConverterMsg::NumPages(num))?;
-					},
-					Ok(RenderInfo::Page(info)) => {
-						tui.got_num_results_on_page(info.page, info.search_results);
-						to_converter.send(ConverterMsg::AddImg(info))?;
+					// if an Ok comes through, we know the error has been resolved ('cause it kinda
+					// bails whenever we run into an error) so just clear it
+					Ok(render_info) => {
+						match render_info {
+							RenderInfo::NumPages(num) => {
+								tui.set_n_pages(num);
+								to_converter.send(ConverterMsg::NumPages(num))?;
+							},
+							RenderInfo::Page(info) => {
+								tui.got_num_results_on_page(info.page, info.search_results);
+								to_converter.send(ConverterMsg::AddImg(info))?;
+							},
+						}
+						tui.set_bottom_msg(None);
 					},
 					Err(e) => tui.show_error(e),
 				}

src/renderer.rs

@@ -90,7 +90,21 @@ pub fn start_rendering(
 
 	'reload: loop {
 		let doc = match Document::from_file(&path, None) {
-			Err(e) => return sender.send(Err(RenderError::Doc(e))),
+			Err(e) => {
+				// if there's an error, tell the main loop
+				sender.send(Err(RenderError::Doc(e)))?;
+				// then wait for a reload notif (since what probably happened is that the file was
+				// temporarily removed to facilitate a save or something like that)
+				while let Ok(msg) = receiver.recv() {
+					// and once that comes, just try to reload again
+					if let RenderNotif::Reload = msg {
+						continue 'reload;
+					}
+				}
+				// if that while let Ok ever fails and we exit out of that loop, the main thread is
+				// done, so we're fine to just return
+				return Ok(());
+			}
 			Ok(d) => d
 		};
 

src/tui.rs

@@ -37,7 +37,7 @@ struct LastRender {
 }
 
 #[derive(Default)]
-enum BottomMessage {
+pub enum BottomMessage {
 	#[default]
 	Help,
 	SearchResults(String),
@@ -45,7 +45,7 @@ enum BottomMessage {
 	Input(InputCommand)
 }
 
-enum InputCommand {
+pub enum InputCommand {
 	GoToPage(usize),
 	Search(String)
 }
@@ -503,7 +503,7 @@ impl Tui {
 
 	// We have `msg` as optional so that if they reset it to none, it'll replace it with
 	// `prev_msg`, but if they reset it to something else, it'll put the current thing in prev_msg
-	fn set_bottom_msg(&mut self, msg: Option<BottomMessage>) {
+	pub fn set_bottom_msg(&mut self, msg: Option<BottomMessage>) {
 		match msg {
 			Some(mut msg) => {
 				std::mem::swap(&mut self.bottom_msg, &mut msg);