feat: document authoring

packages/lib/server-only/field/remove-signed-field-with-token.ts

@@ -0,0 +1,59 @@
+'use server';
+
+import { prisma } from '@documenso/prisma';
+import { DocumentStatus, SigningStatus } from '@documenso/prisma/client';
+
+export type RemovedSignedFieldWithTokenOptions = {
+  token: string;
+  fieldId: number;
+};
+
+export const removeSignedFieldWithToken = async ({
+  token,
+  fieldId,
+}: RemovedSignedFieldWithTokenOptions) => {
+  const field = await prisma.field.findFirstOrThrow({
+    where: {
+      id: fieldId,
+      Recipient: {
+        token,
+      },
+    },
+    include: {
+      Document: true,
+      Recipient: true,
+    },
+  });
+
+  const { Document: document, Recipient: recipient } = field;
+
+  if (document.status === DocumentStatus.COMPLETED) {
+    throw new Error(`Document ${document.id} has already been completed`);
+  }
+
+  if (recipient?.signingStatus === SigningStatus.SIGNED) {
+    throw new Error(`Recipient ${recipient.id} has already signed`);
+  }
+
+  // Unreachable code based on the above query but we need to satisfy TypeScript
+  if (field.recipientId === null) {
+    throw new Error(`Field ${fieldId} has no recipientId`);
+  }
+
+  await Promise.all([
+    prisma.field.update({
+      where: {
+        id: field.id,
+      },
+      data: {
+        customText: '',
+        inserted: false,
+      },
+    }),
+    prisma.signature.deleteMany({
+      where: {
+        fieldId: field.id,
+      },
+    }),
+  ]);
+};