1 files changed, 44 insertions, 0 deletions
diff --git a/src/api/middlewares/ErrorHandler.ts b/src/api/middlewares/ErrorHandler.ts
new file mode 100644
index 00000000..2012b91c
--- /dev/null
+++ b/src/api/middlewares/ErrorHandler.ts
@@ -0,0 +1,44 @@
+import { NextFunction, Request, Response } from "express";
+import { HTTPError } from "lambert-server";
+import { ApiError, FieldError } from "@fosscord/util";
+const EntityNotFoundErrorRegex = /"(\w+)"/;
+
+export function ErrorHandler(error: Error, req: Request, res: Response, next: NextFunction) {
+ if (!error) return next();
+
+ try {
+ let code = 400;
+ let httpcode = code;
+ let message = error?.toString();
+ let errors = undefined;
+
+ if (error instanceof HTTPError && error.code) code = httpcode = error.code;
+ else if (error instanceof ApiError) {
+ code = error.code;
+ message = error.message;
+ httpcode = error.httpStatus;
+ } else if (error.name === "EntityNotFoundError") {
+ message = `${error.message.match(EntityNotFoundErrorRegex)?.[1] || "Item"} could not be found`;
+ code = httpcode = 404;
+ } else if (error instanceof FieldError) {
+ code = Number(error.code);
+ message = error.message;
+ errors = error.errors;
+ } else {
+ console.error(`[Error] ${code} ${req.url}\n`, errors || error, "\nbody:", req.body);
+
+ if (req.server?.options?.production) {
+ // don't expose internal errors to the user, instead human errors should be thrown as HTTPError
+ message = "Internal Server Error";
+ }
+ code = httpcode = 500;
+ }
+
+ if (httpcode > 511) httpcode = 400;
+
+ res.status(httpcode).json({ code: code, message, errors });
+ } catch (error) {
+ console.error(`[Internal Server Error] 500`, error);
+ return res.status(500).json({ code: 500, message: "Internal Server Error" });
+ }
+}
|
