No unwraps

src/main.rs

@@ -82,8 +82,15 @@ async fn chose_picture(data: web::Data<AppState>, path: web::Path<String>) -> im
     } else {
         println!("Chose \"{}\"", tail);
         
+        let path = PathBuf::from(tail.clone());
+
+        // Extract the filename from the path
+        let filename = path.file_name()
+            .and_then(|name| name.to_str())
+            .unwrap_or(tail.as_str()); // If converting the path to a &str fails, just use the entire path.
+
         // Find the dimensions of the image.
-        let (width, height) = match imagesize::size(tail.clone()) {
+        let (width, height) = match imagesize::size(path.clone()) {
             Ok(dim) => (dim.width, dim.height),
             Err(err) => {
                 return HttpResponse::InternalServerError().body(format!("Failure to get dimensions of image ({})!", err));
@@ -106,7 +113,7 @@ async fn chose_picture(data: web::Data<AppState>, path: web::Path<String>) -> im
                 <img src=\"/img/{}\" width=\"{0}\" height=\"{1}\" alt=\"Roulette selected: {}\">
                 </a>
             </body>
-            </html>", width, height, tail.clone(), tail); // TODO: Give filename instead of path
+            </html>", width, height, tail, filename);
 
         HttpResponse::Ok().body(body)
     }
@@ -131,11 +138,24 @@ async fn serve_picture(path: web::Path<String>) -> impl Responder {
         println!("Serving file \"{}\"", tail);
 
         // Read byes of image
-        let mut file = tokio::fs::File::open(&tail).await.unwrap(); // TODO: Don't unwrap
+        let mut file = match tokio::fs::File::open(&tail).await {
+            Ok(file) => file,
+            Err(e) => {
+                return HttpResponse::InternalServerError().body(format!("Failure to open file ({})", e));
+            }
+        };
         let mut contents = vec![];
-        file.read_to_end(&mut contents).await.unwrap(); // TODO: Don't unwrap
+        if let Err(e) = file.read_to_end(&mut contents).await {
+            return HttpResponse::InternalServerError().body(format!("Failure to read from file ({})", e));
+        }
 
-        let content_type = get_image_mime(&tail).unwrap(); // TODO: Don't unwrap
+        // Get content type
+        let content_type = match get_image_mime(&tail) {
+            Ok(ct) => ct,
+            Err(e) => {
+                return HttpResponse::InternalServerError().body(format!("Failure to infer content type for image ({})", e));
+            }
+        };
 
         HttpResponse::Ok()
             .content_type(content_type.unwrap_or_default())