feat(editor): ✨ Code step

apps/builder/components/editor/StepsSideBar/StepIcon.tsx

@@ -3,6 +3,7 @@ import {
   CalendarIcon,
   ChatIcon,
   CheckSquareIcon,
+  CodeIcon,
   EditIcon,
   EmailIcon,
   ExternalLinkIcon,
@@ -57,6 +58,8 @@ export const StepIcon = ({ type, ...props }: StepIconProps) => {
       return <FilterIcon color="purple.500" {...props} />
     case LogicStepType.REDIRECT:
       return <ExternalLinkIcon color="purple.500" {...props} />
+    case LogicStepType.CODE:
+      return <CodeIcon color="purple.500" {...props} />
     case IntegrationStepType.GOOGLE_SHEETS:
       return <GoogleSheetsLogo {...props} />
     case IntegrationStepType.GOOGLE_ANALYTICS:

apps/builder/components/editor/StepsSideBar/StepTypeLabel.tsx

@@ -37,6 +37,12 @@ export const StepTypeLabel = ({ type }: Props) => {
       return <Text>Condition</Text>
     case LogicStepType.REDIRECT:
       return <Text>Redirect</Text>
+    case LogicStepType.CODE:
+      return (
+        <Tooltip label="Run Javascript code">
+          <Text>Code</Text>
+        </Tooltip>
+      )
     case IntegrationStepType.GOOGLE_SHEETS:
       return (
         <Tooltip label="Google Sheets">

apps/builder/components/shared/Graph/Nodes/StepNode/SettingsPopoverContent/SettingsPopoverContent.tsx

@@ -27,6 +27,7 @@ import {
   DateInputSettingsBody,
 } from './bodies'
 import { ChoiceInputSettingsBody } from './bodies/ChoiceInputSettingsBody'
+import { CodeSettings } from './bodies/CodeSettings'
 import { ConditionSettingsBody } from './bodies/ConditionSettingsBody'
 import { GoogleAnalyticsSettings } from './bodies/GoogleAnalyticsSettings'
 import { GoogleSheetsSettingsBody } from './bodies/GoogleSheetsSettingsBody'
@@ -177,6 +178,14 @@ export const StepSettings = ({
         />
       )
     }
+    case LogicStepType.CODE: {
+      return (
+        <CodeSettings
+          options={step.options}
+          onOptionsChange={handleOptionsChange}
+        />
+      )
+    }
     case IntegrationStepType.GOOGLE_SHEETS: {
       return (
         <GoogleSheetsSettingsBody

apps/builder/components/shared/Graph/Nodes/StepNode/SettingsPopoverContent/bodies/CodeSettings.tsx

@@ -0,0 +1,39 @@
+import { FormLabel, Stack, Text } from '@chakra-ui/react'
+import { CodeEditor } from 'components/shared/CodeEditor'
+import { DebouncedInput } from 'components/shared/DebouncedInput'
+import { CodeOptions } from 'models'
+import React from 'react'
+
+type Props = {
+  options: CodeOptions
+  onOptionsChange: (options: CodeOptions) => void
+}
+
+export const CodeSettings = ({ options, onOptionsChange }: Props) => {
+  const handleNameChange = (name: string) =>
+    onOptionsChange({ ...options, name })
+  const handleCodeChange = (content: string) =>
+    onOptionsChange({ ...options, content })
+  return (
+    <Stack spacing={4}>
+      <Stack>
+        <FormLabel mb="0" htmlFor="name">
+          Name:
+        </FormLabel>
+        <DebouncedInput
+          id="name"
+          initialValue={options.name}
+          onChange={handleNameChange}
+        />
+      </Stack>
+      <Stack>
+        <Text>Code:</Text>
+        <CodeEditor
+          value={options.content ?? ''}
+          lang="js"
+          onChange={handleCodeChange}
+        />
+      </Stack>
+    </Stack>
+  )
+}

apps/builder/components/shared/Graph/Nodes/StepNode/StepNodeContent/StepNodeContent.tsx

@@ -78,6 +78,16 @@ export const StepNodeContent = ({ step, indices }: Props) => {
         />
       )
     }
+    case LogicStepType.CODE: {
+      return (
+        <ConfigureContent
+          label={
+            step.options?.content ? `Run ${step.options?.name}` : undefined
+          }
+        />
+      )
+    }
+
     case IntegrationStepType.GOOGLE_SHEETS: {
       return (
         <ConfigureContent

apps/builder/playwright/fixtures/typebots/logic/code.json

@@ -0,0 +1,101 @@
+{
+  "id": "ckz8hnw7m10833no1ar12eov20",
+  "createdAt": "2022-02-04T14:14:21.394Z",
+  "updatedAt": "2022-02-04T14:14:21.394Z",
+  "name": "My typebot",
+  "ownerId": "ckz6t9iep0006k31a22j05fwq",
+  "publishedTypebotId": null,
+  "folderId": null,
+  "blocks": [
+    {
+      "id": "tdN9VXcdBWpuh6Gpaz3w4u",
+      "steps": [
+        {
+          "id": "cVRL5EuVruTK31SAaVCvNE",
+          "type": "start",
+          "label": "Start",
+          "blockId": "tdN9VXcdBWpuh6Gpaz3w4u",
+          "outgoingEdgeId": "jqZYCYGxaL8svJbM2h1QAn"
+        }
+      ],
+      "title": "Start",
+      "graphCoordinates": { "x": 0, "y": 0 }
+    },
+    {
+      "id": "vymPUjL9AcWpkg9PkUXovk",
+      "graphCoordinates": { "x": 685, "y": 194 },
+      "title": "Block #1",
+      "steps": [
+        {
+          "id": "sa8WhnrMyMjYCBMeozfYRoi",
+          "blockId": "vymPUjL9AcWpkg9PkUXovk",
+          "type": "Code",
+          "options": { "name": "Code snippet" }
+        }
+      ]
+    },
+    {
+      "id": "rEJ3PhFQc7diJ23jdoF6w7",
+      "graphCoordinates": { "x": 294, "y": 201 },
+      "title": "Block #2",
+      "steps": [
+        {
+          "id": "s7QRApVZmVFZgS53CNruBRz",
+          "blockId": "rEJ3PhFQc7diJ23jdoF6w7",
+          "type": "choice input",
+          "options": { "buttonLabel": "Send", "isMultipleChoice": false },
+          "items": [
+            {
+              "id": "5rWR3enRg6jZyFhtmgbPYo",
+              "stepId": "s7QRApVZmVFZgS53CNruBRz",
+              "type": 0,
+              "content": "Trigger code",
+              "outgoingEdgeId": "6aVDkPMEsadze2vf4mLiYt"
+            }
+          ]
+        }
+      ]
+    }
+  ],
+  "variables": [],
+  "edges": [
+    {
+      "from": {
+        "blockId": "tdN9VXcdBWpuh6Gpaz3w4u",
+        "stepId": "cVRL5EuVruTK31SAaVCvNE"
+      },
+      "to": { "blockId": "rEJ3PhFQc7diJ23jdoF6w7" },
+      "id": "jqZYCYGxaL8svJbM2h1QAn"
+    },
+    {
+      "from": {
+        "blockId": "rEJ3PhFQc7diJ23jdoF6w7",
+        "stepId": "s7QRApVZmVFZgS53CNruBRz",
+        "itemId": "5rWR3enRg6jZyFhtmgbPYo"
+      },
+      "to": { "blockId": "vymPUjL9AcWpkg9PkUXovk" },
+      "id": "6aVDkPMEsadze2vf4mLiYt"
+    }
+  ],
+  "theme": {
+    "chat": {
+      "inputs": {
+        "color": "#303235",
+        "backgroundColor": "#FFFFFF",
+        "placeholderColor": "#9095A0"
+      },
+      "buttons": { "color": "#FFFFFF", "backgroundColor": "#0042DA" },
+      "hostBubbles": { "color": "#303235", "backgroundColor": "#F7F8FF" },
+      "guestBubbles": { "color": "#FFFFFF", "backgroundColor": "#FF8E21" }
+    },
+    "general": { "font": "Open Sans", "background": { "type": "None" } }
+  },
+  "settings": {
+    "general": { "isBrandingEnabled": true },
+    "metadata": {
+      "description": "Build beautiful conversational forms and embed them directly in your applications without a line of code. Triple your response rate and collect answers that has more value compared to a traditional form."
+    },
+    "typingEmulation": { "speed": 300, "enabled": true, "maxDelay": 1.5 }
+  },
+  "publicId": null
+}

apps/builder/playwright/tests/logic/code.spec.ts

@@ -0,0 +1,29 @@
+import test, { expect } from '@playwright/test'
+import path from 'path'
+import { typebotViewer } from '../../services/selectorUtils'
+import { importTypebotInDatabase } from '../../services/database'
+import { generate } from 'short-uuid'
+
+const typebotId = generate()
+
+test.describe('Code step', () => {
+  test('code should trigger', async ({ page }) => {
+    await importTypebotInDatabase(
+      path.join(__dirname, '../../fixtures/typebots/logic/code.json'),
+      {
+        id: typebotId,
+      }
+    )
+
+    await page.goto(`/typebots/${typebotId}/edit`)
+    await page.click('text=Configure...')
+    await page.fill(
+      'div[role="textbox"]',
+      'window.location.href = "https://www.google.com"'
+    )
+
+    await page.click('text=Preview')
+    await typebotViewer(page).locator('text=Trigger code').click()
+    await expect(page).toHaveURL('https://www.google.com')
+  })
+})

apps/builder/services/typebots/typebots.ts

@@ -27,6 +27,7 @@ import {
   defaultRedirectOptions,
   defaultGoogleSheetsOptions,
   defaultGoogleAnalyticsOptions,
+  defaultCodeOptions,
   defaultWebhookOptions,
   StepWithOptionsType,
   Item,
@@ -226,6 +227,8 @@ const parseDefaultStepOptions = (type: StepWithOptionsType): StepOptions => {
       return defaultSetVariablesOptions
     case LogicStepType.REDIRECT:
       return defaultRedirectOptions
+    case LogicStepType.CODE:
+      return defaultCodeOptions
     case IntegrationStepType.GOOGLE_SHEETS:
       return defaultGoogleSheetsOptions
     case IntegrationStepType.GOOGLE_ANALYTICS:

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

@@ -21,8 +21,6 @@ import { sendRequest } from 'utils'
 import { sendGaEvent } from '../../lib/gtag'
 import { parseVariables, parseVariablesInObject } from './variable'
 
-const safeEval = eval
-
 type IntegrationContext = {
   apiHost: string
   typebotId: string
@@ -222,7 +220,9 @@ const executeWebhook = async (
   })
   step.options.responseVariableMapping.forEach((varMapping) => {
     if (!varMapping?.bodyPath || !varMapping.variableId) return
-    const value = safeEval(`(${JSON.stringify(data)}).${varMapping?.bodyPath}`)
+    const value = Function(
+      `return (${JSON.stringify(data)}).${varMapping?.bodyPath}`
+    )()
     updateVariableValue(varMapping.variableId, value)
   })
   return step.outgoingEdgeId

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

@@ -8,6 +8,7 @@ import {
   SetVariableStep,
   RedirectStep,
   Comparison,
+  CodeStep,
 } from 'models'
 import { isDefined, isNotDefined } from 'utils'
 import { sanitizeUrl } from './utils'
@@ -27,6 +28,8 @@ export const executeLogic = (
       return executeCondition(step, variables)
     case LogicStepType.REDIRECT:
       return executeRedirect(step, variables)
+    case LogicStepType.CODE:
+      return executeCode(step)
   }
 }
 
@@ -97,3 +100,9 @@ const executeRedirect = (
   )
   return step.outgoingEdgeId
 }
+
+const executeCode = (step: CodeStep) => {
+  if (!step.options.content) return
+  Function(step.options.content)()
+  return step.outgoingEdgeId
+}

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

@@ -1,8 +1,6 @@
 import { Variable } from 'models'
 import { isDefined, isNotDefined } from 'utils'
 
-const safeEval = eval
-
 export const stringContainsVariable = (str: string): boolean =>
   /\{\{(.*?)\}\}/g.test(str)
 
@@ -22,7 +20,7 @@ export const parseVariables =
 
 export const evaluateExpression = (str: string) => {
   try {
-    const evaluatedResult = safeEval(str)
+    const evaluatedResult = Function('return' + str)()
     return isNotDefined(evaluatedResult) ? '' : evaluatedResult.toString()
   } catch (err) {
     console.log(err)

packages/models/src/typebot/steps/logic.ts

@@ -1,16 +1,24 @@
 import { ItemType, StepBase } from '.'
 import { ItemBase } from './item'
 
-export type LogicStep = SetVariableStep | ConditionStep | RedirectStep
+export type LogicStep =
+  | SetVariableStep
+  | ConditionStep
+  | RedirectStep
+  | CodeStep
+
+export type LogicStepOptions =
+  | SetVariableOptions
+  | RedirectOptions
+  | CodeOptions
 
 export enum LogicStepType {
   SET_VARIABLE = 'Set variable',
   CONDITION = 'Condition',
   REDIRECT = 'Redirect',
+  CODE = 'Code',
 }
 
-export type LogicStepOptions = SetVariableOptions | RedirectOptions
-
 export type SetVariableStep = StepBase & {
   type: LogicStepType.SET_VARIABLE
   options: SetVariableOptions
@@ -31,6 +39,11 @@ export type RedirectStep = StepBase & {
   options: RedirectOptions
 }
 
+export type CodeStep = StepBase & {
+  type: LogicStepType.CODE
+  options: CodeOptions
+}
+
 export enum LogicalOperator {
   OR = 'OR',
   AND = 'AND',
@@ -67,6 +80,11 @@ export type RedirectOptions = {
   isNewTab: boolean
 }
 
+export type CodeOptions = {
+  name: string
+  content?: string
+}
+
 export const defaultSetVariablesOptions: SetVariableOptions = {}
 
 export const defaultConditionContent: ConditionContent = {
@@ -75,3 +93,5 @@ export const defaultConditionContent: ConditionContent = {
 }
 
 export const defaultRedirectOptions: RedirectOptions = { isNewTab: false }
+
+export const defaultCodeOptions: CodeOptions = { name: 'Code snippet' }