feat: add email domains (#1895)

Implemented Email Domains which allows Platform/Enterprise customers to
send emails to recipients using their custom emails.

packages/trpc/server/enterprise-router/create-subscription.ts

@@ -0,0 +1,92 @@
+import { createCheckoutSession } from '@documenso/ee/server-only/stripe/create-checkout-session';
+import { createCustomer } from '@documenso/ee/server-only/stripe/create-customer';
+import { IS_BILLING_ENABLED, NEXT_PUBLIC_WEBAPP_URL } from '@documenso/lib/constants/app';
+import { ORGANISATION_MEMBER_ROLE_PERMISSIONS_MAP } from '@documenso/lib/constants/organisations';
+import { AppError, AppErrorCode } from '@documenso/lib/errors/app-error';
+import { buildOrganisationWhereQuery } from '@documenso/lib/utils/organisations';
+import { prisma } from '@documenso/prisma';
+
+import { authenticatedProcedure } from '../trpc';
+import { ZCreateSubscriptionRequestSchema } from './create-subscription.types';
+
+export const createSubscriptionRoute = authenticatedProcedure
+  .input(ZCreateSubscriptionRequestSchema)
+  .mutation(async ({ ctx, input }) => {
+    const { organisationId, priceId, isPersonalLayoutMode } = input;
+
+    ctx.logger.info({
+      input: {
+        organisationId,
+        priceId,
+      },
+    });
+
+    const userId = ctx.user.id;
+
+    if (!IS_BILLING_ENABLED()) {
+      throw new AppError(AppErrorCode.INVALID_REQUEST, {
+        message: 'Billing is not enabled',
+      });
+    }
+
+    const organisation = await prisma.organisation.findFirst({
+      where: buildOrganisationWhereQuery({
+        organisationId,
+        userId,
+        roles: ORGANISATION_MEMBER_ROLE_PERMISSIONS_MAP['MANAGE_BILLING'],
+      }),
+      include: {
+        subscription: true,
+        owner: {
+          select: {
+            email: true,
+            name: true,
+          },
+        },
+      },
+    });
+
+    if (!organisation) {
+      throw new AppError(AppErrorCode.UNAUTHORIZED);
+    }
+
+    let customerId = organisation.customerId;
+
+    if (!customerId) {
+      const customer = await createCustomer({
+        name: organisation.name,
+        email: organisation.owner.email,
+      });
+
+      customerId = customer.id;
+
+      await prisma.organisation.update({
+        where: {
+          id: organisationId,
+        },
+        data: {
+          customerId: customer.id,
+        },
+      });
+    }
+
+    const returnUrl = isPersonalLayoutMode
+      ? `${NEXT_PUBLIC_WEBAPP_URL()}/settings/billing`
+      : `${NEXT_PUBLIC_WEBAPP_URL()}/o/${organisation.url}/settings/billing`;
+
+    const redirectUrl = await createCheckoutSession({
+      customerId,
+      priceId,
+      returnUrl,
+    });
+
+    if (!redirectUrl) {
+      throw new AppError(AppErrorCode.UNKNOWN_ERROR, {
+        message: 'Failed to create checkout session',
+      });
+    }
+
+    return {
+      redirectUrl,
+    };
+  });