template.yaml

AWSTemplateFormatVersion: 2010-09-09
Transform: AWS::Serverless-2016-10-31
Resources:
  OriginalFiles:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Sub ${AWS::StackName}-originalf-${AWS::AccountId}
      CorsConfiguration:
        CorsRules:
        - AllowedOrigins: ['*']
          AllowedMethods: [PUT, POST, GET, DELETE]
          AllowedHeaders: ['*']
  TranslatedFiles:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Sub ${AWS::StackName}-translate-${AWS::AccountId}
  TranslateFunction:
    Type: AWS::Serverless::Function
    Properties:
      FunctionName: !Sub ${AWS::StackName}-TranslateFunction
      Description: !Sub
        - Stack ${StackTagName} Environment ${EnvironmentTagName} Function ${ResourceName}
        - ResourceName: TranslateFunction
      CodeUri: src/TranslateFunction
      Handler: index.handler
      Runtime: nodejs12.x
      MemorySize: 3008
      Timeout: 900
      Tracing: Active
      Policies:
        - AWSXrayWriteOnlyAccess
        - S3CrudPolicy:
            BucketName: !Ref TranslatedFiles
        - Version: 2012-10-17
          Statement:
            - Effect: Allow
              Resource: !Sub arn:aws:s3:::${AWS::StackName}-originalf-${AWS::AccountId}/*
              Action:
                - s3:GetObject
        - Version: 2012-10-17
          Statement:
            - Effect: Allow
              Resource: '*'
              Action:
                - translate:TranslateText
        - DynamoDBCrudPolicy:
            TableName: !Ref TranslationsTable
      Events:
        OriginalFiles:
          Type: S3
          Properties:
            Bucket: !Ref OriginalFiles
            Events:
              - s3:ObjectCreated:*
      Environment:
        Variables:
          BUCKET_NAME: !Ref TranslatedFiles
          BUCKET_ARN: !GetAtt TranslatedFiles.Arn
          TABLE_NAME: !Ref TranslationsTable
          TABLE_ARN: !GetAtt TranslationsTable.Arn
  TranslationsTable:
    Type: AWS::DynamoDB::Table
    Properties:
      AttributeDefinitions:
        - AttributeName: Key
          AttributeType: S
      BillingMode: PAY_PER_REQUEST
      KeySchema:
        - AttributeName: Key
          KeyType: HASH
      StreamSpecification:
        StreamViewType: NEW_AND_OLD_IMAGES
      TableName: !Sub ${AWS::StackName}-TranslationsTable
  Frontend:
    Type: AWS::S3::Bucket
    Properties:
      BucketName: !Sub ${AWS::StackName}-frontend-${AWS::AccountId}
      WebsiteConfiguration:
        IndexDocument: index.html
  Api:
    Type: AWS::Serverless::Api
    Properties:
      Name: !Sub
        - ${ResourceName} From Stack ${StackTagName} Environment ${EnvironmentTagName}
        - ResourceName: Api
      StageName: !Ref EnvironmentAPIGatewayStageName
      DefinitionBody:
        swagger: '2.0'
        info: {}
        paths:
          /translations:
            get:
              x-amazon-apigateway-integration:
                httpMethod: POST
                type: aws_proxy
                uri: !Sub arn:${AWS::Partition}:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${GetTranslationsFunction.Arn}/invocations
              responses: {}
      EndpointConfiguration: REGIONAL
      TracingEnabled: true
      Cors:
        AllowHeaders: '''Authorization,Content-Type'''
        AllowOrigin: '''*'''
  GetTranslationsFunction:
    Type: AWS::Serverless::Function
    Properties:
      FunctionName: !Sub ${AWS::StackName}-GetTranslationsFunction
      Description: !Sub
        - Stack ${StackTagName} Environment ${EnvironmentTagName} Function ${ResourceName}
        - ResourceName: GetTranslationsFunction
      CodeUri: src/GetTranslationsFunction
      Handler: index.handler
      Runtime: nodejs12.x
      MemorySize: 3008
      Timeout: 30
      Tracing: Active
      Policies:
        - AWSXrayWriteOnlyAccess
        - DynamoDBCrudPolicy:
            TableName: !Ref TranslationsTable
      Events:
        ApiGETtranslations:
          Type: Api
          Properties:
            Path: /translations
            Method: GET
            RestApiId: !Ref Api
      Environment:
        Variables:
          TABLE_NAME: !Ref TranslationsTable
          TABLE_ARN: !GetAtt TranslationsTable.Arn
  PopulateFrontend:
    Type: AWS::Serverless::Function
    Properties:
      FunctionName: !Sub ${AWS::StackName}-PopulateFrontend
      Description: !Sub
        - Stack ${StackTagName} Environment ${EnvironmentTagName} Function ${ResourceName}
        - ResourceName: PopulateFrontend
      CodeUri: src/PopulateFrontend
      Handler: index.handler
      Runtime: nodejs12.x
      MemorySize: 3008
      Timeout: 900
      Tracing: Active
      Policies:
        - AWSXrayWriteOnlyAccess
        - S3CrudPolicy:
            BucketName: !Ref Frontend
        - S3CrudPolicy:
            BucketName: !Ref OriginalFiles
      Environment:
        Variables:
          API_URL: !Sub https://${Api}.execute-api.${AWS::Region}.amazonaws.com/${Api.Stage}
          FRONTEND_BUCKET_NAME: !Ref Frontend
          ACCESS_KEY_ID: !Ref EnvConfigaccessKeyIdAsString
          SECRET: !Ref EnvConfigsecretAsString
          ORIGINAL_FILES_BUCKET_NAME: !Ref OriginalFiles
  PopulateFrontendDeployTrigger:
    Type: Custom::FunctionDeployTrigger
    Properties:
      ServiceToken: !GetAtt PopulateFrontend.Arn
      DeploymentTimestamp: !Ref DeploymentTimestamp
Parameters:
  StackTagName:
    Type: String
    Description: Stack Name (injected by Stackery at deployment time)
  EnvironmentTagName:
    Type: String
    Description: Environment Name (injected by Stackery at deployment time)
  EnvironmentAPIGatewayStageName:
    Type: String
    Description: Environment name used for API Gateway Stage names (injected by Stackery at deployment time)
  EnvConfigaccessKeyIdAsString:
    Type: AWS::SSM::Parameter::Value<String>
    Default: /<EnvironmentName>/accessKeyId
  EnvConfigsecretAsString:
    Type: AWS::SSM::Parameter::Value<String>
    Default: /<EnvironmentName>/secret
  DeploymentTimestamp:
    Type: Number
    Description: Deployment preparation timestamp in milliseconds Since Epoch (injected by Stackery at deployment time)
Metadata:
  EnvConfigParameters:
    EnvConfigaccessKeyIdAsString: accessKeyId
    EnvConfigsecretAsString: secret