---
AWSTemplateFormatVersion: '2010-09-09'
Transform: 'AWS::Serverless-2016-10-31'
Description: Movies
Globals:
  Function:
    Runtime: python2.7
Resources:
  # API
  ApiGatewayApi:
    Type: AWS::Serverless::Api
    Properties:
      DefinitionBody:
          'Fn::Transform':
            Name: 'AWS::Include'
            Parameters:
              Location:
                Fn::Sub: s3://aws-samples-sam-movies-example/swagger.yaml
      StageName: v1

  # IAM
  CrudLambdaIAMRole:
      Type: "AWS::IAM::Role"
      Properties:
          Path: "/"
          AssumeRolePolicyDocument:
            Version: "2012-10-17"
            Statement:
              -
                Effect: "Allow"
                Action:
                  - "sts:AssumeRole"
                Principal:
                  Service:
                    - "lambda.amazonaws.com"
                    - "apigateway.amazonaws.com"
  CrudLambdaPolicy:
    Type: "AWS::IAM::Policy"
    DependsOn: [CrudLambdaIAMRole]
    Properties:
      PolicyName: CrudLambdaPolicy
      Roles: [!Ref CrudLambdaIAMRole]
      PolicyDocument:
        Statement:
        - Effect: Allow
          Action: [
            "ec2:DescribeNetworkInterfaces",
            "ec2:CreateNetworkInterface",
            "ec2:DeleteNetworkInterface",
            "dynamodb:BatchGetItem",
            "dynamodb:BatchWriteItem",
            "dynamodb:DeleteItem",
            "dynamodb:GetItem",
            "dynamodb:PutItem",
            "dynamodb:Query",
            "dynamodb:Scan",
            "dynamodb:UpdateItem"

          ]
          Resource: ["*"]

  # Lambda

  GetRatings:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: ./build
      Handler: movies.api.ratings.get_ratings
      Role: !GetAtt CrudLambdaIAMRole.Arn
      Environment:
        Variables:
          RATINGS_TABLE: !Ref RatingsTable
      Events:
        GetRatings:
          Type: Api
          Properties:
            RestApiId: !Ref ApiGatewayApi
            Path: /ratings/{year}
            Method: GET
  CreateRating:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: ./build
      Handler: movies.api.ratings.create_rating
      Role: !GetAtt CrudLambdaIAMRole.Arn
      Environment:
        Variables:
          RATINGS_TABLE: !Ref RatingsTable
      Events:
        CreateRating:
          Type: Api
          Properties:
            RestApiId: !Ref ApiGatewayApi
            Path: /ratings/{year}
            Method: POST
  DeleteRating:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: ./build
      Handler: movies.api.ratings.delete_rating
      Role: !GetAtt CrudLambdaIAMRole.Arn
      Environment:
        Variables:
          RATINGS_TABLE: !Ref RatingsTable
      Events:
        DeleteRating:
          Type: Api
          Properties:
            RestApiId: !Ref ApiGatewayApi
            Path: /ratings/{year}/{title}
            Method: DELETE

  # Database
  RatingsTable:
    Type: "AWS::DynamoDB::Table"
    Properties:
      AttributeDefinitions:
        -
          AttributeName: "year"
          AttributeType: "S"
        -
          AttributeName: "title"
          AttributeType: "S"
      KeySchema:
        -
          AttributeName: "year"
          KeyType: "HASH"
        -
          AttributeName: "title"
          KeyType: "RANGE"
      ProvisionedThroughput:
        ReadCapacityUnits: 1
        WriteCapacityUnits: 1

Outputs:
  AwsApiId:
    Value: !Ref ApiGatewayApi