Initial commit after migration to gitea

src/utils/pipes/parse-json.pipe.ts

@@ -0,0 +1,29 @@
+import {
+  PipeTransform,
+  Injectable,
+  BadRequestException,
+  ArgumentMetadata,
+} from "@nestjs/common";
+
+@Injectable()
+export class ParseJsonPipe implements PipeTransform {
+  transform(value: string | undefined, metadata: ArgumentMetadata): any {
+    if (value === undefined) {
+      return undefined;
+    }
+
+    if (typeof value !== "string") {
+      throw new BadRequestException(
+        `Validation failed: Expected a stringified JSON for query parameter '${metadata.data}'.`,
+      );
+    }
+
+    try {
+      return JSON.parse(value);
+    } catch (e) {
+      throw new BadRequestException(
+        `Invalid JSON format in query parameter '${metadata.data}'.`,
+      );
+    }
+  }
+}