feat: implement onboarding flow with complex creation and email verification, and add Zustand for state management

apps/backend/src/modules/complex/services/complex.service.ts

@@ -6,6 +6,7 @@ export type CreateComplexInput = {
   complexName: string;
   physicalAddress: string;
   adminEmail: string;
+  userId?: string;
   planCode?: string;
   city?: string;
   state?: string;
@@ -64,20 +65,36 @@ async function buildUniqueSlug(source: string, excludeComplexId?: string): Promi
 }
 
 export async function createComplex(input: CreateComplexInput) {
-  const complexSlug = await buildUniqueSlug(input.complexName);
+  const { userId, ...rest } = input;
 
-  return db.complex.create({
-    data: {
-      id: uuidv7(),
-      complexName: input.complexName,
-      physicalAddress: input.physicalAddress.trim(),
-      city: input.city?.trim() || null,
-      state: input.state?.trim() || null,
-      country: input.country?.trim() || null,
-      complexSlug,
-      adminEmail: input.adminEmail,
-      planCode: input.planCode,
-    },
+  return db.$transaction(async (tx) => {
+    const complexSlug = await buildUniqueSlug(input.complexName);
+
+    const complex = await tx.complex.create({
+      data: {
+        id: uuidv7(),
+        complexName: input.complexName,
+        physicalAddress: input.physicalAddress.trim(),
+        city: input.city?.trim() || null,
+        state: input.state?.trim() || null,
+        country: input.country?.trim() || null,
+        complexSlug,
+        adminEmail: input.adminEmail,
+        planCode: input.planCode,
+      },
+    });
+
+    if (userId) {
+      await tx.complexUser.create({
+        data: {
+          complexId: complex.id,
+          userId,
+          role: 'ADMIN',
+        },
+      });
+    }
+
+    return complex;
   });
 }