serverless.yml

service: sls-booking-system

plugins:
  - serverless-pseudo-parameters

provider:
  name: aws
  runtime: dotnetcore3.1
  stage: ${opt:stage, 'stage'}
  region: eu-west-2
  timeout: 30
  memorySize: 512
  logRetentionInDays: 14
  versionFunctions: false
  profile: sandbox
  feature: booking-system
  stackTags:
    FEATURE: ${self:provider.feature}
    ENVIRONMENT: ${self:provider.stage}
  tags:
    FEATURE: ${self:provider.feature}
    ENVIRONMENT: ${self:provider.stage}
    VERSION: ${env:VERSION}
  environment:
    ENVIRONMENT: ${self:provider.stage}
    VERSION: ${env:VERSION}
    DEPLOYED_DATE: ${env:DEPLOYED_DATE}
    TABLE_NAME: ${self:custom.tableName}
    BOOKING_CREATED_TOPIC: !Ref BookingCreatedTopic
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:PutItem
        - dynamodb:DescribeTable
        - dynamodb:Query
      Resource: arn:aws:dynamodb:${aws:region}:${aws:accountId}:table/${self:custom.tableName}
    - Effect: Allow
      Action:
        - sns:Publish
      Resource: !Ref BookingCreatedTopic

package:
  artifact: package.zip

functions:
  create:
    handler: booking-system::LambdaHandlers::createBooking
    events:
      - http:
          method: post
          path: create
  list:
    handler: booking-system::LambdaHandlers::listBookings
    events:
      - http:
          method: post
          path: list
#  bookingCreatedNotification:
#    handler: booking-system::LambdaHandlers::bookingCreatedNotification
#    events:
#      - sns:
#          arn: !Ref BookingCreatedTopic

custom:
  tableName: bookings-table
  topics:
    bookingCreated: booking-created

resources:
  Resources:
    BookingsTable:
      Type: AWS::DynamoDB::Table
      Properties: 
        TableName: ${self:custom.tableName}
        AttributeDefinitions:
          - AttributeName: CustomerId
            AttributeType: S
          - AttributeName: Id
            AttributeType: S
        KeySchema:
          - AttributeName: CustomerId
            KeyType: HASH
          - AttributeName: Id
            KeyType: RANGE
        BillingMode: PAY_PER_REQUEST
    BookingCreatedTopic:
      Type: AWS::SNS::Topic
      Properties:
        TopicName: ${self:custom.topics.bookingCreated}