feat: enable resend email menu (#496)

packages/lib/server-only/document/resend-document.tsx

@@ -0,0 +1,99 @@
+import { createElement } from 'react';
+
+import { mailer } from '@documenso/email/mailer';
+import { render } from '@documenso/email/render';
+import { DocumentInviteEmailTemplate } from '@documenso/email/templates/document-invite';
+import { FROM_ADDRESS, FROM_NAME } from '@documenso/lib/constants/email';
+import { renderCustomEmailTemplate } from '@documenso/lib/utils/render-custom-email-template';
+import { prisma } from '@documenso/prisma';
+import { DocumentStatus, SigningStatus } from '@documenso/prisma/client';
+
+export type ResendDocumentOptions = {
+  documentId: number;
+  userId: number;
+  recipients: number[];
+};
+
+export const resendDocument = async ({ documentId, userId, recipients }: ResendDocumentOptions) => {
+  const user = await prisma.user.findFirstOrThrow({
+    where: {
+      id: userId,
+    },
+  });
+
+  const document = await prisma.document.findUnique({
+    where: {
+      id: documentId,
+      userId,
+    },
+    include: {
+      Recipient: {
+        where: {
+          id: {
+            in: recipients,
+          },
+          signingStatus: SigningStatus.NOT_SIGNED,
+        },
+      },
+      documentMeta: true,
+    },
+  });
+
+  const customEmail = document?.documentMeta;
+
+  if (!document) {
+    throw new Error('Document not found');
+  }
+
+  if (document.Recipient.length === 0) {
+    throw new Error('Document has no recipients');
+  }
+
+  if (document.status === DocumentStatus.DRAFT) {
+    throw new Error('Can not send draft document');
+  }
+
+  if (document.status === DocumentStatus.COMPLETED) {
+    throw new Error('Can not send completed document');
+  }
+
+  await Promise.all([
+    document.Recipient.map(async (recipient) => {
+      const { email, name } = recipient;
+
+      const customEmailTemplate = {
+        'signer.name': name,
+        'signer.email': email,
+        'document.name': document.title,
+      };
+
+      const assetBaseUrl = process.env.NEXT_PUBLIC_WEBAPP_URL || 'http://localhost:3000';
+      const signDocumentLink = `${process.env.NEXT_PUBLIC_WEBAPP_URL}/sign/${recipient.token}`;
+
+      const template = createElement(DocumentInviteEmailTemplate, {
+        documentName: document.title,
+        inviterName: user.name || undefined,
+        inviterEmail: user.email,
+        assetBaseUrl,
+        signDocumentLink,
+        customBody: renderCustomEmailTemplate(customEmail?.message || '', customEmailTemplate),
+      });
+
+      await mailer.sendMail({
+        to: {
+          address: email,
+          name,
+        },
+        from: {
+          name: FROM_NAME,
+          address: FROM_ADDRESS,
+        },
+        subject: customEmail?.subject
+          ? renderCustomEmailTemplate(customEmail.subject, customEmailTemplate)
+          : 'Please sign this document',
+        html: render(template),
+        text: render(template, { plainText: true }),
+      });
+    }),
+  ]);
+};