use better responses

src/main/java/cc/fascinated/controller/PlayerController.java

@@ -2,6 +2,7 @@ package cc.fascinated.controller;
 
 import cc.fascinated.model.player.Player;
 import cc.fascinated.model.player.Skin;
+import cc.fascinated.model.response.impl.PlayerNotFoundResponse;
 import cc.fascinated.service.PlayerService;
 import cc.fascinated.util.PlayerUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -29,9 +30,10 @@ public class PlayerController {
     @GetMapping(value = "/{id}", produces = MediaType.APPLICATION_JSON_VALUE) @ResponseBody
     public ResponseEntity<?> getPlayer(@PathVariable String id) {
         Player player = playerManagerService.getPlayer(id);
-        if (player == null) {
-            return new ResponseEntity<>(Map.of("error", "Player not found"), HttpStatus.NOT_FOUND);
+        if (player == null) { // No player with that id was found
+            return new PlayerNotFoundResponse().toResponseEntity();
         }
+        // Return the player
         return ResponseEntity.ok()
                 .cacheControl(cacheControl)
                 .body(player);
@@ -49,11 +51,10 @@ public class PlayerController {
             Skin.Parts skinPart = Skin.Parts.fromName(part);
             partBytes = PlayerUtils.getSkinPartBytes(skin, skinPart, size);
         }
-        
         if (partBytes == null) { // Fallback to the default head
             partBytes = PlayerUtils.getSkinPartBytes(Skin.DEFAULT_SKIN, Skin.Parts.HEAD, size);
         }
-        
+        // Return the part image
         return ResponseEntity.ok()
                 .cacheControl(cacheControl)
                 .contentType(MediaType.IMAGE_PNG)

src/main/java/cc/fascinated/exception/ExceptionControllerAdvice.java

@@ -1,6 +1,6 @@
 package cc.fascinated.exception;
 
-import cc.fascinated.model.response.ErrorResponse;
+import cc.fascinated.model.response.Response;
 import io.micrometer.common.lang.NonNull;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -28,6 +28,6 @@ public final class ExceptionControllerAdvice {
             message = "An internal error has occurred.";
         }
         ex.printStackTrace(); // Print the stack trace
-        return new ResponseEntity<>(new ErrorResponse(status, message), status);
+        return new Response(status, message).toResponseEntity(); // Return the error response
     }
 }

src/main/java/cc/fascinated/model/player/Skin.java

@@ -2,6 +2,7 @@ package cc.fascinated.model.player;
 
 import cc.fascinated.config.Config;
 import cc.fascinated.util.PlayerUtils;
+import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.google.gson.JsonObject;
 import lombok.AllArgsConstructor;
@@ -33,6 +34,7 @@ public class Skin {
     /**
      * The skin image for the skin
      */
+    @JsonIgnore
     private final BufferedImage skinImage;
 
     /**

src/main/java/cc/fascinated/model/response/ErrorResponse.java

@@ -1,40 +0,0 @@
-package cc.fascinated.model.response;
-
-import com.fasterxml.jackson.annotation.JsonFormat;
-import io.micrometer.common.lang.NonNull;
-import lombok.Getter;
-import lombok.NoArgsConstructor;
-import lombok.Setter;
-import lombok.ToString;
-import org.springframework.http.HttpStatus;
-
-import java.util.Date;
-
-@NoArgsConstructor
-@Setter
-@Getter
-@ToString
-public final class ErrorResponse {
-    /**
-     * The status code of this error.
-     */
-    @NonNull
-    private HttpStatus status;
-
-    /**
-     * The message of this error.
-     */
-    @NonNull private String message;
-
-    /**
-     * The timestamp this error occurred.
-     */
-    @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "dd-MM-yyyy hh:mm:ss")
-    private Date timestamp;
-
-    public ErrorResponse(@NonNull HttpStatus status, @NonNull String message) {
-        this.status = status;
-        this.message = message;
-        timestamp = new Date();
-    }
-}

src/main/java/cc/fascinated/model/response/Response.java

@@ -0,0 +1,31 @@
+package cc.fascinated.model.response;
+
+import io.micrometer.common.lang.NonNull;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.servlet.function.EntityResponse;
+
+@Getter @AllArgsConstructor
+public class Response {
+
+    /**
+     * The status code of this error.
+     */
+    private HttpStatus status;
+
+    /**
+     * The message of this error.
+     */
+    private String message;
+
+    /**
+     * Gets this response as a {@link ResponseEntity}.
+     *
+     * @return the response entity
+     */
+    public ResponseEntity<?> toResponseEntity() {
+        return new ResponseEntity<>(this, status);
+    }
+}

src/main/java/cc/fascinated/model/response/impl/PlayerNotFoundResponse.java

@@ -0,0 +1,11 @@
+package cc.fascinated.model.response.impl;
+
+import cc.fascinated.model.response.Response;
+import org.springframework.http.HttpStatus;
+
+public class PlayerNotFoundResponse extends Response {
+
+    public PlayerNotFoundResponse() {
+        super(HttpStatus.NOT_FOUND, "Player not found.");
+    }
+}

src/main/java/cc/fascinated/service/MojangAPIService.java

@@ -24,7 +24,7 @@ public class MojangAPIService {
      * @return the profile
      */
     public MojangProfile getProfile(String id) {
-        return WebRequest.get(mojangSessionServerUrl + "/session/minecraft/profile/" + id, MojangProfile.class);
+        return WebRequest.getAsEntity(mojangSessionServerUrl + "/session/minecraft/profile/" + id, MojangProfile.class);
     }
 
     /**
@@ -35,6 +35,6 @@ public class MojangAPIService {
      * @return the profile
      */
     public MojangUsernameToUuid getUuidFromUsername(String id) {
-        return WebRequest.get(mojangApiUrl + "/users/profiles/minecraft/" + id, MojangUsernameToUuid.class);
+        return WebRequest.getAsEntity(mojangApiUrl + "/users/profiles/minecraft/" + id, MojangUsernameToUuid.class);
     }
 }

src/main/java/cc/fascinated/util/PlayerUtils.java

@@ -27,12 +27,9 @@ public class PlayerUtils {
     @SneakyThrows
     @JsonIgnore
     public static BufferedImage getSkinImage(String url) {
-        HttpRequest request = HttpRequest.newBuilder()
-                .uri(new URI(url))
-                .GET()
-                .build();
-
-        byte[] body = Main.HTTP_CLIENT.send(request, HttpResponse.BodyHandlers.ofByteArray()).body();
+        HttpResponse<byte[]> response = Main.HTTP_CLIENT.send(HttpRequest.newBuilder(URI.create(url)).build(),
+                HttpResponse.BodyHandlers.ofByteArray());
+        byte[] body = response.body();
         if (body == null) {
             return null;
         }

src/main/java/cc/fascinated/util/WebRequest.java

@@ -23,7 +23,7 @@ public class WebRequest {
      * @return the response
      * @param <T> the type of the response
      */
-    public static <T> T get(String url, Class<T> clazz) {
+    public static <T> T getAsEntity(String url, Class<T> clazz) {
         try {
             ResponseEntity<T> profile = CLIENT.get()
                     .uri(url)