CSO-26: Fix duplicate Airtable table handling when creating resume books

apps/admin-dashboard/app/routes/_dashboard.resume-books.create.tsx

@@ -54,7 +54,14 @@ export async function action({ request }: ActionFunctionArgs) {
     return data(result, { status: 400 });
   }
 
-  await createResumeBook(result.data);
+  const createResult = await createResumeBook(result.data);
+
+  if (!createResult.ok) {
+    return data(
+      { errors: { name: createResult.error } },
+      { status: createResult.code }
+    );
+  }
 
   toast(session, {
     message: 'Created resume book.',

packages/core/src/modules/airtable.ts

@@ -319,11 +319,49 @@ type CreateAirtableTableInput = {
   name: string;
 };
 
+/**
+ * @see https://airtable.com/developers/web/api/list-tables
+ */
+async function getAirtableTableByName({
+  baseId,
+  name,
+}: {
+  baseId: string;
+  name: string;
+}) {
+  await airtableRateLimiter.process();
+
+  const response = await fetch(
+    `${AIRTABLE_API_URI}/meta/bases/${baseId}/tables`,
+    {
+      headers: getAirtableHeaders(),
+    }
+  );
+
+  const json = await response.json();
+
+  if (!response.ok) {
+    throw new ColorStackError()
+      .withMessage('Failed to list Airtable tables.')
+      .withContext({ baseId, response: json });
+  }
+
+  const tables = json.tables as { id: string; name: string }[];
+
+  return tables.find((table) => table.name === name);
+}
+
 export async function createAirtableTable({
   baseId,
   fields,
   name,
 }: CreateAirtableTableInput) {
+  const existingTable = await getAirtableTableByName({ baseId, name });
+
+  if (existingTable) {
+    return existingTable.id;
+  }
+
   await airtableRateLimiter.process();
 
   // The Airtable API doesn't automatically assign colors to select fields, that

packages/core/src/modules/resume-books/resume-books.ts

@@ -28,7 +28,7 @@ import {
   type UpdateResumeBookInput,
 } from '@/modules/resume-books/resume-books.types';
 import { ColorStackError } from '@/shared/errors';
-import { success } from '@/shared/utils/core';
+import { fail, success } from '@/shared/utils/core';
 
 // Environment Variables
 
@@ -45,6 +45,7 @@ type GetResumeBookOptions<Selection> = {
   where: Partial<{
     hidden: false;
     id: string;
+    name: string;
     status: 'active';
   }>;
 };
@@ -61,6 +62,9 @@ export async function getResumeBook<
     .$if(!!where.id, (eb) => {
       return eb.where('id', '=', where.id!);
     })
+    .$if(!!where.name, (eb) => {
+      return eb.where('name', 'ilike', where.name!);
+    })
     .$if(where.status === 'active', (eb) => {
       return eb
         .where('startDate', '<', new Date())
@@ -147,6 +151,19 @@ export async function createResumeBook({
   sponsors,
   startDate,
 }: CreateResumeBookInput) {
+  const existingResumeBook = await getResumeBook({
+    select: ['id'],
+    where: { name },
+  });
+
+  if (existingResumeBook) {
+    return fail({
+      code: 409,
+      context: { name },
+      error: 'A resume book with this name already exists.',
+    });
+  }
+
   const [airtableTableId, googleDriveFolderId] = await Promise.all([
     createAirtableTable({
       baseId: AIRTABLE_RESUME_BOOKS_BASE_ID,