feat(formatter): add extract number transform to text action (#1255)

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

@@ -4,6 +4,7 @@ import htmlToMarkdown from './transformers/html-to-markdown';
 import markdownToHtml from './transformers/markdown-to-html';
 import useDefaultValue from './transformers/use-default-value';
 import extractEmailAddress from './transformers/extract-email-address';
+import extractNumber from './transformers/extract-number';
 
 const transformers = {
   capitalize,
@@ -11,6 +12,7 @@ const transformers = {
   markdownToHtml,
   useDefaultValue,
   extractEmailAddress,
+  extractNumber,
 };
 
 export default defineAction({
@@ -32,6 +34,7 @@ export default defineAction({
         { label: 'Convert Markdown to HTML', value: 'markdownToHtml' },
         { label: 'Use Default Value', value: 'useDefaultValue' },
         { label: 'Extract Email Address', value: 'extractEmailAddress' },
+        { label: 'Extract Number', value: 'extractNumber' },
       ],
       additionalFields: {
         type: 'query',

packages/backend/src/apps/formatter/actions/text/transformers/extract-number.ts

@@ -0,0 +1,26 @@
+import { IGlobalVariable } from '@automatisch/types';
+
+const extractNumber = ($: IGlobalVariable) => {
+  const input = $.step.parameters.input as string;
+
+  //  Example numbers that's supported:
+  //  123
+  //  -123
+  //  123456
+  //  -123456
+  //  121,234
+  //  -121,234
+  //  121.234
+  //  -121.234
+  //  1,234,567.89
+  //  -1,234,567.89
+  //  1.234.567,89
+  //  -1.234.567,89
+
+  const numberRegexp = /-?((\d{1,3})+\.?,?)+/g;
+
+  const numbers = input.match(numberRegexp);
+  return numbers ? numbers[0] : '';
+};
+
+export default extractNumber;

packages/backend/src/apps/formatter/dynamic-fields/list-transform-options/index.ts

@@ -4,6 +4,7 @@ import htmlToMarkdown from './options/html-to-markdown';
 import markdownToHtml from './options/markdown-to-html';
 import useDefaultValue from './options/use-default-value';
 import extractEmailAddress from './options/extract-email-address';
+import extractNumber from './options/extract-number';
 
 const options: IJSONObject = {
   capitalize,
@@ -11,6 +12,7 @@ const options: IJSONObject = {
   markdownToHtml,
   useDefaultValue,
   extractEmailAddress,
+  extractNumber,
 };
 
 export default {

packages/backend/src/apps/formatter/dynamic-fields/list-transform-options/options/extract-number.ts

@@ -0,0 +1,12 @@
+const extractNumber = [
+  {
+    label: 'Input',
+    key: 'input',
+    type: 'string' as const,
+    required: true,
+    description: 'Text that will be searched for a number.',
+    variables: true,
+  },
+];
+
+export default extractNumber;