template.yml

AWSTemplateFormatVersion: "2010-09-09"
Transform: AWS::Serverless-2016-10-31

Parameters:
  Stage:
    Type: String
    Default: dev

Globals:
  Function:
    Timeout: 60

Resources:
  invokeApi:
    Type: AWS::Serverless::HttpApi

  invoke:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/
      Handler: main.main
      Runtime: python3.9
      Events:
        HttpApi:
          Type: HttpApi
          Properties:
            ApiId: !Ref invokeApi
            Path: /v1/invoke
            Method: POST
      Policies:
        - Statement:
            - Sid: SSMGetPolicy
              Effect: Allow
              Action:
                - ssm:GetParameter
              Resource: !Sub arn:aws:ssm:us-east-1:${AWS::AccountId}:parameter/${Stage}/discord/starfinder/public/key
            - Sid: EBPutEvents
              Effect: Allow
              Action:
                - events:PutEvents
              Resource:
                - !GetAtt starfinderEventBus.Arn

  lookup:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/
      Handler: lookup.main
      Runtime: python3.9

  starfinderEventBus:
    Type: AWS::Events::EventBus
    Properties:
      Name: !Sub discord-starfinder-${Stage}

  starfinderDiscoverer:
    Type: AWS::EventSchemas::Discoverer
    Properties:
      Description: Discovers starfinder eventbus events
      SourceArn: !GetAtt starfinderEventBus.Arn

  lookupEventRule:
    Type: AWS::Events::Rule
    Properties:
      Description: Forwards starfinder lookup events
      EventBusName: !Ref starfinderEventBus
      EventPattern:
        source:
          - discord.lookup
      State: ENABLED
      Targets:
        - Arn: !GetAtt lookup.Arn
          Id: lookup

  LookupEventLambdaPermission:
    Type: AWS::Lambda::Permission
    Properties:
      Action: lambda:invokeFunction
      FunctionName: !Ref lookup
      Principal: events.amazonaws.com
      SourceArn: !GetAtt lookupEventRule.Arn