fix(engine): 🐛 Multi-line var parsing for webhook

apps/viewer/pages/api/typebots/[typebotId]/blocks/[blockId]/executeWebhook.ts

@@ -142,11 +142,15 @@ export const executeWebhook =
       ...basicAuth,
       json:
         contentType !== 'x-www-form-urlencoded' && body
-          ? safeJsonParse(parseVariables(variables)(body))
+          ? safeJsonParse(
+              parseVariables(variables, { escapeLineBreaks: true })(body)
+            )
           : undefined,
       form:
         contentType === 'x-www-form-urlencoded' && body
-          ? safeJsonParse(parseVariables(variables)(body))
+          ? safeJsonParse(
+              parseVariables(variables, { escapeLineBreaks: true })(body)
+            )
           : undefined,
     }
     try {

packages/bot-engine/src/services/variable.ts

@@ -7,7 +7,10 @@ export const stringContainsVariable = (str: string): boolean =>
 export const parseVariables =
   (
     variables: Variable[],
-    options: { fieldToParse: 'value' | 'id' } = { fieldToParse: 'value' }
+    options: { fieldToParse?: 'value' | 'id'; escapeLineBreaks?: boolean } = {
+      fieldToParse: 'value',
+      escapeLineBreaks: false,
+    }
   ) =>
   (text: string | undefined): string => {
     if (!text || text === '') return ''
@@ -17,11 +20,12 @@ export const parseVariables =
         return matchedVarName === v.name && isDefined(v.value)
       })
       if (!variable) return ''
-      return (
+      if (options.fieldToParse === 'id') return variable.id
-        (options.fieldToParse === 'value'
+      const { value } = variable
-          ? variable.value?.toString()
+      if (!value) return ''
-          : variable.id) || ''
+      if (options.escapeLineBreaks)
-      )
+        return value.toString().replace(/\n/g, '\\n')
+      return value.toString()
     })
   }