serverless.yml

# NOTES
# StateMachine Execution ARN's are stored in the user object so
# the state of long running tasks can be polled by the client side.
# E.G.; Onboarding can show a status component for the soundcloud import.

service: jamout-api

plugins:
  - serverless-webpack
  - serverless-offline
  - serverless-step-functions
  - serverless-external-s3-event

custom:
  webpackIncludeModules: true
  awsAccountId: 533183579694

provider:
  name: aws
  runtime: nodejs6.10
  region: us-west-2
  memorySize: 128
  profile: jamout # Used on Gabe's machine
  # Env vars are set in the console, bro.
  environment:
    SC_CLIENT_ID: ${file(./serverless.env.yml):${opt:stage}.SC_CLIENT_ID}
    STRIPE_PUBLISHABLE: ${file(./serverless.env.yml):${opt:stage}.STRIPE_PUBLISHABLE}
    STRIPE_SECRET: ${file(./serverless.env.yml):${opt:stage}.STRIPE_SECRET}
    USER_TABLE: ${file(./serverless.env.yml):${opt:stage}.USER_TABLE}
    
functions:
  gql:
    handler: gql/index.handler
    events:
    - http:
        path: gql
        method: post
        cors: true
        integration: lambda-proxy
    environment:
      JWT_SECRET: b5c0b187fe309af-d1sn3yl4ndf0rever-0f4d35982fd961d7e
      soundcloudImporterStateMachineArn: ${self:resources.Outputs.SoundCloudImporter.Value}
  soundcloudTrackMetadata:
    handler: soundcloud/trackMetadata.default
  soundcloudTrackFiles:
    handler: soundcloud/trackFiles.default
    timeout: 60
  music-triggerReleaseReadinessChecker:
    handler: music/triggerReleaseReadinessChecker.default
    events:
      - existingS3:
          bucket: jamout.music
          events: 
            - s3:ObjectCreated:*
          rules:
            - suffix: "/audio"
    environment:
      musicReleaseReadinessCheckerArn: ${self:resources.Outputs.ReleaseReadinessChecker.Value}
  music-metadataCheck:
    handler: music/metadataCheck.default
  music-objectCheck:
    handler: music/objectCheck.default
    timeout: 60
  music-objectCopy:
    handler: music/objectCopy.default

stepFunctions:
  stateMachines:
    SoundCloudImporter:
      name: SoundCloudImporter
      definition:
        Comment: "Imports a track's metdata and files from SoundCloud."
        StartAt: Metadata
        States:
          Metadata:
            Type: Task
            Resource: arn:aws:lambda:${self:provider.region}:${self:custom.awsAccountId}:function:${self:service}-${opt:stage}-soundcloudTrackMetadata
            Next: Files
            Catch:
              - ErrorEquals:
                - States.ALL
                Next: Panic
          Files:
            Type: Task
            Resource: arn:aws:lambda:${self:provider.region}:${self:custom.awsAccountId}:function:${self:service}-${opt:stage}-soundcloudTrackFiles
            End: true
            Catch:
              - ErrorEquals:
                - States.ALL
                Next: Panic
          Panic:
            Type: Pass
            Result: "Panic, Panic, Panic!."
            End: true
    ReleaseReadinessChecker:
      name: ReleaseReadinessChecker
      definition:
        Comment: "Checks if the audio is release ready when a new audio object is created."
        StartAt: MetadataCheck
        States:
          MetadataCheck:
            Type: Task
            Resource: arn:aws:lambda:${self:provider.region}:${self:custom.awsAccountId}:function:${self:service}-${opt:stage}-music-metadataCheck
            ResultPath: "$.latest"
            Next: DidReleaseReady
            Catch:
              - ErrorEquals:
                - States.ALL
                Next: Panic
          DidReleaseReady:
            Type: Choice
            Choices:
            - Variable: "$.latest.didReleaseReadyCheck"
              BooleanEquals: true
              Next: Success
            - Variable: "$.latest.didReleaseReadyCheck"
              BooleanEquals: false
              Next: ObjectCheck
            Default: Panic
          ObjectCheck:
            Type: Task
            Resource: arn:aws:lambda:${self:provider.region}:${self:custom.awsAccountId}:function:${self:service}-${opt:stage}-music-objectCheck
            ResultPath: "$.releaseReadyCheck"
            Next: ObjectCopy
            Catch:
              - ErrorEquals:
                - States.ALL
                Next: Panic
          ObjectCopy:
            Type: Task
            Resource: arn:aws:lambda:${self:provider.region}:${self:custom.awsAccountId}:function:${self:service}-${opt:stage}-music-objectCopy
            End: true
            Catch:
              - ErrorEquals:
                - States.ALL
                Next: Panic
          Success:
            Type: Succeed
          Panic:
            Type: Pass
            Result: "Panic, Panic, Panic!."
            End: true

resources:
  Outputs:
    SoundCloudImporter:
      Description: The ARN of the Soundcloud Importer state machine
      Value:
        Ref: SoundCloudImporter
    ReleaseReadinessChecker:
      Description: The ARN of the Release Readiness Checker state machine
      Value:
        Ref: ReleaseReadinessChecker