feat: templates

packages/lib/server-only/template/duplicate-template.ts

@@ -0,0 +1,75 @@
+import { nanoid } from '@documenso/lib/universal/id';
+import { prisma } from '@documenso/prisma';
+import { TDuplicateTemplateMutationSchema } from '@documenso/trpc/server/template-router/schema';
+
+export type DuplicateTemplateOptions = TDuplicateTemplateMutationSchema & {
+  userId: number;
+};
+
+export const duplicateTemplate = async ({ templateId, userId }: DuplicateTemplateOptions) => {
+  const template = await prisma.template.findUnique({
+    where: { id: templateId, userId },
+    include: {
+      Recipient: true,
+      Field: true,
+      templateDocumentData: true,
+    },
+  });
+
+  if (!template) {
+    throw new Error('Template not found.');
+  }
+
+  const documentData = await prisma.documentData.create({
+    data: {
+      type: template.templateDocumentData.type,
+      data: template.templateDocumentData.data,
+      initialData: template.templateDocumentData.initialData,
+    },
+  });
+
+  const duplicatedTemplate = await prisma.template.create({
+    data: {
+      userId,
+      title: template.title + ' (copy)',
+      templateDocumentDataId: documentData.id,
+      Recipient: {
+        create: template.Recipient.map((recipient) => ({
+          email: recipient.email,
+          name: recipient.name,
+          token: nanoid(),
+          templateToken: recipient.templateToken,
+        })),
+      },
+    },
+
+    include: {
+      Recipient: true,
+    },
+  });
+
+  await prisma.field.createMany({
+    data: template.Field.map((field) => {
+      const recipient = template.Recipient.find((recipient) => recipient.id === field.recipientId);
+
+      const duplicatedTemplateRecipient = duplicatedTemplate.Recipient.find(
+        (doc) => doc.templateToken === recipient?.templateToken,
+      );
+
+      return {
+        type: field.type,
+        page: field.page,
+        positionX: field.positionX,
+        positionY: field.positionY,
+        width: field.width,
+        height: field.height,
+        customText: field.customText,
+        inserted: field.inserted,
+        templateId: duplicatedTemplate.id,
+        recipientId: duplicatedTemplateRecipient?.id || null,
+      };
+    }),
+  });
+
+  return duplicatedTemplate;
+};