feat: duplicate document (#633)

packages/lib/server-only/document/duplicate-document-by-id.ts

@@ -0,0 +1,56 @@
+import { prisma } from '@documenso/prisma';
+
+export interface DuplicateDocumentByIdOptions {
+  id: number;
+  userId: number;
+}
+
+export const duplicateDocumentById = async ({ id, userId }: DuplicateDocumentByIdOptions) => {
+  const document = await prisma.document.findUniqueOrThrow({
+    where: {
+      id,
+      userId: userId,
+    },
+    select: {
+      title: true,
+      userId: true,
+      documentData: {
+        select: {
+          data: true,
+          initialData: true,
+          type: true,
+        },
+      },
+      documentMeta: {
+        select: {
+          message: true,
+          subject: true,
+        },
+      },
+    },
+  });
+
+  const createdDocument = await prisma.document.create({
+    data: {
+      title: document.title,
+      User: {
+        connect: {
+          id: document.userId,
+        },
+      },
+      documentData: {
+        create: {
+          ...document.documentData,
+          data: document.documentData.initialData,
+        },
+      },
+      documentMeta: {
+        create: {
+          ...document.documentMeta,
+        },
+      },
+    },
+  });
+
+  return createdDocument.id;
+};