AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: Throttling example
Globals:
  Function:
    Timeout: 3
    MemorySize: 128
    Tracing: Active
    Runtime: python3.9
    Handler: app.lambda_handler
  Api:
    TracingEnabled: true

Resources:
  ThrottlingApi:
    Type: AWS::Serverless::Api
    Properties:
      StageName: Prod
      MethodSettings:
        - HttpMethod: "*"
          ResourcePath: "/*"
          LoggingLevel: INFO
          MetricsEnabled: true
          ThrottlingRateLimit: 2000
          ThrottlingBurstLimit: 1000
        - HttpMethod: "POST"
          ResourcePath: "/"
          ThrottlingRateLimit: 50
          ThrottlingBurstLimit: 25

  ThrottlingGetFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: get-function/
      Architectures:
      - arm64
      Events:
        Throttling:
          Type: Api
          Properties:
            RestApiId: !Ref ThrottlingApi
            Path: /
            Method: get
  
  ThrottlingPostFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: post-function/
      Architectures:
      - arm64
      Events:
        Throttling:
          Type: Api
          Properties:
            RestApiId: !Ref ThrottlingApi
            Path: /
            Method: post

  ApplicationResourceGroup:
    Type: AWS::ResourceGroups::Group
    Properties:
      Name:
        Fn::Join:
        - ''
        - - ApplicationInsights-SAM-
          - Ref: AWS::StackName
      ResourceQuery:
        Type: CLOUDFORMATION_STACK_1_0
  ApplicationInsightsMonitoring:
    Type: AWS::ApplicationInsights::Application
    Properties:
      ResourceGroupName:
        Fn::Join:
        - ''
        - - ApplicationInsights-SAM-
          - Ref: AWS::StackName
      AutoConfigurationEnabled: 'true'
    DependsOn: ApplicationResourceGroup
Outputs:
  ThrottlingApiUrl:
    Description: API Gateway endpoint URL for Prod stage for Hello World function
    Value: !Sub "https://${ThrottlingApi}.execute-api.${AWS::Region}.amazonaws.com/Prod/"