Add support for identity-based pricing

backend/src/services/identity/identity-service.ts

@@ -17,7 +17,7 @@ type TIdentityServiceFactoryDep = {
   identityDAL: TIdentityDALFactory;
   identityOrgMembershipDAL: TIdentityOrgDALFactory;
   permissionService: Pick<TPermissionServiceFactory, "getOrgPermission" | "getOrgPermissionByRole">;
-  licenseService: Pick<TLicenseServiceFactory, "getPlan">;
+  licenseService: Pick<TLicenseServiceFactory, "getPlan" | "updateSubscriptionOrgMemberCount">;
 };
 
 export type TIdentityServiceFactory = ReturnType<typeof identityServiceFactory>;
@@ -25,7 +25,8 @@ export type TIdentityServiceFactory = ReturnType<typeof identityServiceFactory>;
 export const identityServiceFactory = ({
   identityDAL,
   identityOrgMembershipDAL,
-  permissionService
+  permissionService,
+  licenseService
 }: TIdentityServiceFactoryDep) => {
   const createIdentity = async ({
     name,
@@ -47,6 +48,14 @@ export const identityServiceFactory = ({
     const hasRequiredPriviledges = isAtLeastAsPrivileged(permission, rolePermission);
     if (!hasRequiredPriviledges) throw new BadRequestError({ message: "Failed to create a more privileged identity" });
 
+    const plan = await licenseService.getPlan(orgId);
+    if (plan?.identityLimit && plan.identitiesUsed >= plan.identityLimit) {
+      // limit imposed on number of identities allowed / number of identities used exceeds the number of identities allowed
+      throw new BadRequestError({
+        message: "Failed to create identity due to identity limit reached. Upgrade plan to create more identities."
+      });
+    }
+
     const identity = await identityDAL.transaction(async (tx) => {
       const newIdentity = await identityDAL.create({ name }, tx);
       await identityOrgMembershipDAL.create(
@@ -60,6 +69,7 @@ export const identityServiceFactory = ({
       );
       return newIdentity;
     });
+    await licenseService.updateSubscriptionOrgMemberCount(orgId);
 
     return identity;
   };
@@ -152,6 +162,9 @@ export const identityServiceFactory = ({
       throw new ForbiddenRequestError({ message: "Failed to delete more privileged identity" });
 
     const deletedIdentity = await identityDAL.deleteById(id);
+
+    await licenseService.updateSubscriptionOrgMemberCount(identityOrgMembership.orgId);
+
     return { ...deletedIdentity, orgId: identityOrgMembership.orgId };
   };