First unchecked draft for tags

src/api/errors/httpErrors.ts

@@ -0,0 +1,54 @@
+import {HttpStatusCode} from "../apiHelpers/HttpStatusCodes.js";
+
+/**
+ * Base class for all HTTP-related errors.
+ * Extends the built-in Error with a status code and message
+ * so that they can be handled in a consistent way.
+ */
+export class HttpError extends Error {
+  public statusCode: number;
+
+  constructor(message: string, statusCode: number) {
+    super(message);
+    this.statusCode = statusCode;
+
+    // Restore prototype chain (important when targeting ES5/ES2015+)
+    Object.setPrototypeOf(this, new.target.prototype);
+  }
+}
+
+export class ValidationError extends HttpError {
+  constructor(message: string) {
+    super(message, HttpStatusCode.BAD_REQUEST); // Bad Request
+  }
+}
+
+export class UnauthorizedError extends HttpError {
+  constructor(message: string = "Unauthorized") {
+    super(message, HttpStatusCode.UNAUTHORIZED);
+  }
+}
+
+export class ForbiddenError extends HttpError {
+    constructor(message: string = "Forbidden") {
+        super(message, HttpStatusCode.FORBIDDEN);
+    }
+}
+
+export class NotFoundError extends HttpError {
+  constructor(message: string = "Resource not found") {
+    super(message, HttpStatusCode.NOT_FOUND);
+  }
+}
+
+export class ConflictError extends HttpError {
+  constructor(message: string = "Conflict") {
+    super(message, 409);
+  }
+}
+
+export class InternalServerError extends HttpError {
+  constructor(message: string = "Internal Server Error") {
+    super(message, 500);
+  }
+}