feat(formatter): Add format number transformer to numbers action

packages/backend/src/apps/formatter/actions/numbers/index.ts

@@ -2,10 +2,12 @@ import defineAction from '../../../../helpers/define-action';
 
 import performMathOperation from './transformers/perform-math-operation';
 import randomNumber from './transformers/random-number';
+import formatNumber from './transformers/format-number';
 
 const transformers = {
   performMathOperation,
   randomNumber,
+  formatNumber,
 };
 
 export default defineAction({
@@ -23,6 +25,7 @@ export default defineAction({
       options: [
         { label: 'Perform Math Operation', value: 'performMathOperation' },
         { label: 'Random Number', value: 'randomNumber' },
+        { label: 'Format Number', value: 'formatNumber' },
       ],
       additionalFields: {
         type: 'query',

packages/backend/src/apps/formatter/actions/numbers/transformers/format-number.ts

@@ -0,0 +1,28 @@
+import { IGlobalVariable } from '@automatisch/types';
+import accounting from 'accounting';
+
+const formatNumber = ($: IGlobalVariable) => {
+  const input = $.step.parameters.input as string;
+  const inputDecimalMark = $.step.parameters.inputDecimalMark as string;
+  const toFormat = $.step.parameters.toFormat as string;
+
+  const normalizedNumber = accounting.unformat(input, inputDecimalMark);
+  const decimalPart = normalizedNumber.toString().split('.')[1];
+  const precision = decimalPart ? decimalPart.length : 0;
+
+  if (toFormat === '0') {
+    // Comma for grouping & period for decimal
+    return accounting.formatNumber(normalizedNumber, precision, ',', '.');
+  } else if (toFormat === '1') {
+    // Period for grouping & comma for decimal
+    return accounting.formatNumber(normalizedNumber, precision, '.', ',');
+  } else if (toFormat === '2') {
+    // Space for grouping & period for decimal
+    return accounting.formatNumber(normalizedNumber, precision, ' ', '.');
+  } else if (toFormat === '3') {
+    // Space for grouping & comma for decimal
+    return accounting.formatNumber(normalizedNumber, precision, ' ', ',');
+  }
+};
+
+export default formatNumber;