🚑 (results) Fix results display when variable has null value

packages/bot-engine/src/features/variables/utils.ts

@@ -19,7 +19,7 @@ export const parseVariables =
       const variable = variables.find((v) => {
         return matchedVarName === v.name && isDefined(v.value)
       }) as VariableWithValue | undefined
-      if (!variable) return ''
+      if (!variable || variable.value === null) return ''
       if (options.fieldToParse === 'id') return variable.id
       const { value } = variable
       if (options.escapeForJson) return jsonParse(value)

packages/models/src/features/typebot/variable.ts

@@ -12,7 +12,7 @@ export const variableSchema = z.object({
 export const variableWithValueSchema = z.object({
   id: z.string(),
   name: z.string(),
-  value: z.string(),
+  value: z.string().nullable(),
 })
 
 /**

packages/utils/results.ts

@@ -3,7 +3,6 @@ import {
   Variable,
   InputBlock,
   ResultHeaderCell,
-  ResultWithAnswers,
   Answer,
   VariableWithValue,
   Typebot,
@@ -209,7 +208,7 @@ export const parseAnswers =
           }
         }
         const variable = answerOrVariable as VariableWithValue
-        if (isDefined(o[variable.name])) return o
+        if (isDefined(o[variable.name]) || variable.value === null) return o
         return { ...o, [variable.name]: variable.value }
       }, {}),
     }