feat(ynab): add low account balance trigger

packages/backend/src/apps/you-need-a-budget/index.js

@@ -1,6 +1,7 @@
 import defineApp from '../../helpers/define-app.js';
 import addAuthHeader from './common/add-auth-header.js';
 import auth from './auth/index.js';
+import triggers from './triggers/index.js';
 
 export default defineApp({
   name: 'You Need A Budget',
@@ -13,4 +14,5 @@ export default defineApp({
   supportsConnections: true,
   beforeRequest: [addAuthHeader],
   auth,
+  triggers,
 });

packages/backend/src/apps/you-need-a-budget/triggers/index.js

@@ -0,0 +1,3 @@
+import lowAccountBalance from './low-account-balance/index.js';
+
+export default [lowAccountBalance];

packages/backend/src/apps/you-need-a-budget/triggers/low-account-balance/index.js

@@ -0,0 +1,39 @@
+import defineTrigger from '../../../../helpers/define-trigger.js';
+
+export default defineTrigger({
+  name: 'Low account balance',
+  key: 'lowAccountBalance',
+  pollInterval: 15,
+  description:
+    'Triggers when the balance of a Checking or Savings account falls below a specified amount within a given month.',
+  arguments: [
+    {
+      label: 'Balance Below Amount',
+      key: 'balanceBelowAmount',
+      type: 'string',
+      required: true,
+      description: 'Account balance falls below this amount (e.g. "250.00")',
+      variables: true,
+    },
+  ],
+
+  async run($) {
+    const balanceBelowAmount = $.step.parameters.balanceBelowAmount;
+    const formattedBalance = balanceBelowAmount * 1000;
+
+    const response = await $.http.get('/budgets/last-used/accounts');
+
+    if (response.data?.data?.accounts?.length) {
+      for (const account of response.data.data.accounts) {
+        if (account.balance < formattedBalance) {
+          $.pushTriggerItem({
+            raw: account,
+            meta: {
+              internalId: account.id,
+            },
+          });
+        }
+      }
+    }
+  },
+});