serverless.yml

service: sublease-lambda

plugins:
  - serverless-step-functions
  - serverless-webpack
  - serverless-offline

provider:
  name: aws
  runtime: nodejs8.10

  stage: ${ opt:stage, 'development'}
  region: ${ self:custom.globalConfig.AwsRegion }
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:Query
        - dynamodb:Scan
        - dynamodb:GetItem
        - dynamodb:PutItem
        - dynamodb:UpdateItem
        - dynamodb:DeleteItem
        - dynamodb:BatchGetItem
      Resource:
        - "Fn::GetAtt":
          - PostTable
          - Arn

    - Effect: Allow
      Action:
        - cognito-idp:AdminCreateUser
      Resource:
        ${ self:custom.envConfig.arns.UserPool }
        
    - Effect: Allow
      Action:
        - s3:PutObject
        - s3:PutObjectAcl
      Resource:
        - arn:aws:s3:::${ self:custom.envConfig.AppBucket }/*

  environment:
    NODE_ENV: ${ self:provider.stage }

custom:
  # Setup serverless plugins
  webpackIncludeModules: true
  serverless-offline:
    port: 3000
    babelOptions:
      plugins: ["transform-es2015-modules-commonjs", "transform-object-rest-spread"]
  
  # Define configs
  globalConfig: ${ file(./configs/config.global.json) }
  envConfig: ${ file(./configs/config.env.json):${ self:provider.stage } }

functions:
  GraphQL:
    handler: handler.graphqlHandler
    events:
      - http:
          path: graphql
          method: GET
          cors: true
      - http: 
          path: graphql
          method: POST
          cors: true

  PreRender:
    handler: handler.preRenderHandler

  SavePage:
    handler: handler.savePageHandler
  
stepFunctions:
  stateMachines:
    checkout:
      name: ${ self:provider.stage }-publish
      definition:
        Comment: Prerender post into static html and save on s3
        StartAt: PreRender
        States:
          PreRender:
            Type: Task
            Resource: arn:aws:lambda:us-east-1:336626025201:function:${ self:service }-${ self:provider.stage }-PreRender
            Next: SavePage
            ResultPath: "$.html"
            OutputPath: "$"
          SavePage:
            Type: Task
            Resource: arn:aws:lambda:us-east-1:336626025201:function:${ self:service }-${ self:provider.stage }-SavePage
            End: true

resources:
  Resources:
    PostTable:
      Type: AWS::DynamoDB::Table
      Properties:
        AttributeDefinitions:
          -
            AttributeName: id
            AttributeType: S
        KeySchema:
          -
            AttributeName: id
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 5
          WriteCapacityUnits: 5
        TableName: ${ self:provider.stage }-${ self:custom.globalConfig.ResourceNames.PostTable }
    
    PostImagePool:
      Type: AWS::S3::Bucket
      Properties:
        AccessControl: PublicRead
        BucketName: ${ self:provider.stage }-${ self:custom.globalConfig.ResourceNames.PostImagePool }