refactor: use nested relation instead

src/controllers/branch-controller.ts

@@ -352,6 +352,11 @@ export class BranchController extends Controller {
             code: `${code?.toLocaleUpperCase()}${`${last.value - 1}`.padStart(6, "0")}`,
             bank: bank ? { createMany: { data: bank } } : undefined,
             isHeadOffice: !headOfficeId,
+            contact: {
+              create: (typeof contact === "string" ? [contact] : contact)?.map((v) => ({
+                telephoneNo: v,
+              })),
+            },
             province: { connect: provinceId ? { id: provinceId } : undefined },
             district: { connect: districtId ? { id: districtId } : undefined },
             subDistrict: { connect: subDistrictId ? { id: subDistrictId } : undefined },
@@ -373,15 +378,6 @@ export class BranchController extends Controller {
 
     this.setStatus(HttpStatus.CREATED);
 
-    if (record && contact) {
-      await prisma.branchContact.createMany({
-        data:
-          typeof contact === "string"
-            ? [{ telephoneNo: contact, branchId: record.id }]
-            : contact.map((v) => ({ telephoneNo: v, branchId: record.id })),
-      });
-    }
-
     return Object.assign(record, {
       contact: await prisma.branchContact.findMany({ where: { branchId: record.id } }),
       imageUrl: await minio.presignedGetObject(MINIO_BUCKET, branchImageLoc(record.id)),
@@ -493,22 +489,19 @@ export class BranchController extends Controller {
           connect: headOfficeId ? { id: headOfficeId } : undefined,
           disconnect: headOfficeId === null || undefined,
         },
+        contact: contact
+          ? {
+              deleteMany: {},
+              create: (typeof contact === "string" ? [contact] : contact)?.map((v) => ({
+                telephoneNo: v,
+              })),
+            }
+          : undefined,
         updatedBy: { connect: { id: req.user.sub } },
       },
       where: { id: branchId },
     });
 
-    if (record && contact !== undefined) {
-      await prisma.branchContact.deleteMany({ where: { branchId } });
-      contact &&
-        (await prisma.branchContact.createMany({
-          data:
-            typeof contact === "string"
-              ? [{ telephoneNo: contact, branchId }]
-              : contact.map((v) => ({ telephoneNo: v, branchId })),
-        }));
-    }
-
     return Object.assign(record, {
       imageUrl: await minio.presignedGetObject(MINIO_BUCKET, branchImageLoc(record.id)),
       imageUploadUrl: await minio.presignedPutObject(