refactor: migrate custom fields to transactions

refactor: extract functions to api domain

refactor: strict custom field parsing

refactor: remove rundown cache utilities

refactor: directory restructure

apps/server/src/utils/__tests__/parserUtils.test.ts

@@ -1,4 +1,4 @@
-import { isEmptyObject, removeUndefined } from '../parserUtils.js';
+import { isEmptyObject, makeString, removeUndefined } from '../parserUtils.js';
 
 describe('isEmptyObject()', () => {
   test('finds an empty object', () => {
@@ -32,3 +32,39 @@ describe('removeUndefined()', () => {
     expect(removeUndefined(obj)).toStrictEqual(obj);
   });
 });
+
+describe('makeString()', () => {
+  it('converts variables to string', () => {
+    const cases = [
+      {
+        val: 2,
+        expected: '2',
+      },
+      {
+        val: 2.22222222,
+        expected: '2.22222222',
+      },
+      {
+        val: ['testing'],
+        expected: 'testing',
+      },
+      {
+        val: ' testing    ',
+        expected: 'testing',
+      },
+      {
+        val: { doing: 'testing' },
+        expected: 'fallback',
+      },
+      {
+        val: undefined,
+        expected: 'fallback',
+      },
+    ];
+
+    cases.forEach(({ val, expected }) => {
+      const converted = makeString(val, 'fallback');
+      expect(converted).toBe(expected);
+    });
+  });
+});