Resources:
  LambdaRole:
    Type: AWS::IAM::Role
    Properties:
      AssumeRolePolicyDocument:
        Statement:
        - Effect: Allow
          Action: sts:AssumeRole
          Principal:
            Service: lambda.amazonaws.com
      ManagedPolicyArns:
      - !Sub arn:${AWS::Partition}:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole

  TriggerFunction:
    Type: AWS::Lambda::Function
    Properties:
      Role: !GetAtt LambdaRole.Arn
      Runtime: nodejs14.x
      Handler: index.handler
      Code:
        ZipFile: |
          const AWS = require('aws-sdk');
          var put_params = {
            Bucket: process.env.BUCKET,
            Key: "TestKey",
            Body: "Hello, world!"
          }
          exports.handler = async (event) => {
            console.log('REQUEST RECEIVED:', JSON.stringify(event));
            var s3 = new AWS.S3();
            await s3.putObject(put_params).promise();
          };
      Environment:
        Variables:
          BUCKET: !Ref Bucket

  Bucket:
    Type: AWS::S3::Bucket

  Connector:
    Type: AWS::Serverless::Connector
    Properties:
      Source:
        Id: TriggerFunction
      Destination:
        Id: Bucket
      Permissions:
      - Write
Metadata:
  SamTransformTest: true