update many graphql field

src/ServiceAndCategory/serviceandcategory.module.ts

@@ -0,0 +1,9 @@
+import { Global, Module } from '@nestjs/common';
+import { ServiceAndCategorySchema } from './serviceandcategory.schema';
+
+@Global()
+@Module({
+  providers: [ServiceAndCategorySchema],
+  exports: [ServiceAndCategorySchema],
+})
+export class ServiceAndCategoryModule {}

src/ServiceAndCategory/serviceandcategory.schema.ts

@@ -0,0 +1,31 @@
+import { Inject, Injectable } from '@nestjs/common';
+import {
+  Pothos,
+  PothosRef,
+  PothosSchema,
+  SchemaBuilderToken,
+} from '@smatch-corp/nestjs-pothos';
+import { Builder } from '../Graphql/graphql.builder';
+import { PrismaService } from '../Prisma/prisma.service';
+
+@Injectable()
+export class ServiceAndCategorySchema extends PothosSchema {
+  constructor(
+    @Inject(SchemaBuilderToken) private readonly builder: Builder,
+    private readonly prisma: PrismaService,
+  ) {
+    super();
+  }
+
+  @PothosRef()
+  serviceAndCategory() {
+    return this.builder.prismaObject('ServiceAndCategory', {
+      fields: (t) => ({
+        serviceId: t.exposeID('serviceId'),
+        categoryId: t.exposeID('categoryId'),
+        service: t.relation('service'),
+        category: t.relation('category'),
+      }),
+    });
+  }
+}