aws lex cloudformation

AWSTemplateFormatVersion: "2010-09-09"
Transform: AWS::Serverless-2016-10-31
Description: >
  ReHub Bot - Work in progress

Resources:
  BotRuntimeRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Version: "2012-10-17"
        Statement:
          - Effect: Allow
            Principal:
              Service:
                - lexv2.amazonaws.com
            Action:
              - "sts:AssumeRole"
      Path: "/"
      Policies:
        - PolicyName: LexRuntimeRolePolicy
          PolicyDocument:
            Version: 2012-10-17
            Statement:
              - Effect: Allow
                Action:
                  - "polly:SynthesizeSpeech"
                  - "comprehend:DetectSentiment"
                Resource: "*"
        - PolicyName: LexRunLambdaPolicy
          PolicyDocument:
            Version: 2012-10-17
            Statement:
              - Effect: Allow
                Action:
                  - "lambda:InvokeFunction"
                Resource: "*"

  ReHubBot:
    DependsOn: BotRuntimeRole
    Type: AWS::Lex::Bot
    Properties:
      Name: "ReHubBot"
      RoleArn: !GetAtt BotRuntimeRole.Arn
      DataPrivacy:
        ChildDirected: false
      IdleSessionTTLInSeconds: 300
      Description: "Provides voice control to the ReHub app."
      AutoBuildBotLocales: true
      BotLocales:
        - LocaleId: "es_ES"
          Description: "¿Qué quieres hacer?"
          NluConfidenceThreshold: 0.40
          VoiceSettings:
            VoiceId: "Lucia"
          SlotTypes:
            - Name: "ExerciceValues"
              Description: "Nombres de ejercicio"
              SlotTypeValues:
                - SampleValue:
                    Value: "hombro"
                - SampleValue:
                    Value: "brazo"
                - SampleValue:
                    Value: "mano"
              ValueSelectionSetting:
                ResolutionStrategy: ORIGINAL_VALUE
          Intents:
            - Name: "Iniciar"
              Description: "Iniciar"
              SampleUtterances:
                - Utterance: "Iniciar"
                - Utterance: "Iniciar el ejercicio"
                - Utterance: "Quiero iniciar el ejercicio"
              Slots:
                - Name: "ExerciceId"
                  Description: "something"
                  SlotTypeName: "ExerciceValues"
                  ValueElicitationSetting:
                    SlotConstraint: "Required"
                    PromptSpecification:
                      MessageGroupsList:
                        - Message:
                            PlainTextMessage:
                              Value: "Indica el ejercicio"
                      MaxRetries: 3
                      AllowInterrupt: false
              SlotPriorities:
                - Priority: 1
                  SlotName: ExerciceId
              IntentConfirmationSetting:
                PromptSpecification:
                  MessageGroupsList:
                    - Message:
                        PlainTextMessage:
                          Value: "Ok, quieres iniciar el ejercicio {ExerciceId}. ¿Es correcto?"
                  MaxRetries: 3
                  AllowInterrupt: false
                DeclinationResponse:
                  MessageGroupsList:
                    - Message:
                        PlainTextMessage:
                          Value: "Ok, He cancelado la acción."
                  AllowInterrupt: false
              FulfillmentCodeHook:
                Enabled: true
                PostFulfillmentStatusSpecification:
                  FailureResponse:
                    MessageGroupsList:
                      - Message:
                          PlainTextMessage:
                            Value: "Esto es FailureResponse"
                    AllowInterrupt: false
                  SuccessResponse:
                    MessageGroupsList:
                      - Message:
                          PlainTextMessage:
                            Value: "Esto es SuccessResponse"
                    AllowInterrupt: false
                  TimeoutResponse:
                    MessageGroupsList:
                      - Message:
                          PlainTextMessage:
                            Value: "Esto es TimeoutResponse"
                    AllowInterrupt: false
            - Name: "FallbackIntent"
              Description: "Default intent when no other intent matches"
              ParentIntentSignature: "AMAZON.FallbackIntent"

  ReHubBotVersion:
    DependsOn: ReHubBot
    Type: AWS::Lex::BotVersion
    Properties:
      BotId: !Ref ReHubBot
      BotVersionLocaleSpecification:
        - LocaleId: es_ES
          BotVersionLocaleDetails:
            SourceBotVersion: DRAFT
      Description: ReHubBot Version

  ReHubBotAlias:
    DependsOn: ReHubBotVersion
    Type: AWS::Lex::BotAlias
    Properties:
      BotId: !Ref ReHubBot
      BotAliasName: "Prod"
      BotVersion: !GetAtt ReHubBotVersion.BotVersion
      SentimentAnalysisSettings:
        DetectSentiment: false
      BotAliasLocaleSettings:
        - LocaleId: es_ES
          BotAliasLocaleSetting:
            Enabled: true
            CodeHookSpecification:
              LambdaCodeHook:
                CodeHookInterfaceVersion: "1.0"
                LambdaArn: !GetAtt TestLexFunction.Arn

  LexInvokeLambdaPermission:
    Type: AWS::Lambda::Permission
    Properties:
      Action: "lambda:InvokeFunction"
      FunctionName: !GetAtt TestLexFunction.Arn
      Principal: "lexv2.amazonaws.com"
      SourceArn: !GetAtt ReHubBotAlias.Arn

  TestLexFunction:
    Type: AWS::Lambda::Function
    Properties:
      FunctionName: !Sub ${AWS::StackName}-TestLex
      Code:
        ZipFile: |
          import logging

          logger = logging.getLogger()
          logger.setLevel(logging.DEBUG)


          def lambda_handler(event, context):
            logger.debug(event)
      Handler: index.lambda_handler
      Role: !GetAtt LambdaRole.Arn
      Runtime: python3.9
      MemorySize: 128
      Timeout: 300

  LambdaRole:
    Type: "AWS::IAM::Role"
    Properties:
      AssumeRolePolicyDocument:
        Version: 2012-10-17
        Statement:
          - Effect: Allow
            Principal:
              Service:
                - lambda.amazonaws.com
            Action:
              - "sts:AssumeRole"
      ManagedPolicyArns:
        - arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
      Path: /