template.yaml

# This is the SAM template that represents the architecture of your serverless application
# https://docs.aws.amazon.com/serverless-application-model/latest/developerguide/serverless-sam-template-basics.html

# The AWSTemplateFormatVersion identifies the capabilities of the template
# https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/format-version-structure.html
AWSTemplateFormatVersion: 2010-09-09
Description: >-
  tokyopickup-v2

# Transform section specifies one or more macros that AWS CloudFormation uses to process your template
# https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/transform-section-structure.html
Transform:
- AWS::Serverless-2016-10-31

# Resources declares the AWS resources that you want to include in the stack
# https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/resources-section-structure.html
Resources:
  # Each Lambda function is defined by properties:
  # https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlessfunction

  # This is a Lambda function config associated with the source code: get-all-items.js
  getAllItemsFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/get-all-items.getAllItemsHandler
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: A simple example includes a HTTP get method to get all items from a DynamoDB table.
      Policies:
        # Give Create/Read/Update/Delete Permissions to the SampleTable
        - DynamoDBCrudPolicy:
            TableName: !Ref SampleTable
      Environment:
        Variables:
          # Make table name accessible as environment variable from function code during execution
          SAMPLE_TABLE: !Ref SampleTable
      Events:
        Api:
          Type: Api
          Properties:
            Path: /
            Method: GET
  # Each Lambda function is defined by properties:
  # https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlessfunction

  # This is a Lambda function config associated with the source code: get-by-id.js
  getByIdFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/get-by-id.getByIdHandler
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: A simple example includes a HTTP get method to get one item by id from a DynamoDB table.
      Policies:
        # Give Create/Read/Update/Delete Permissions to the SampleTable
        - DynamoDBCrudPolicy:
            TableName: !Ref SampleTable
      Environment:
        Variables:
          # Make table name accessible as environment variable from function code during execution
          SAMPLE_TABLE: !Ref SampleTable
      Events:
        Api:
          Type: Api
          Properties:
            Path: /{id}
            Method: GET
  # Each Lambda function is defined by properties:
  # https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlessfunction

  # This is a Lambda function config associated with the source code: put-item.js
  putItemFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/put-item.putItemHandler
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: A simple example includes a HTTP post method to add one item to a DynamoDB table.
      Policies:
        # Give Create/Read/Update/Delete Permissions to the SampleTable
        - DynamoDBCrudPolicy:
            TableName: !Ref SampleTable
      Environment:
        Variables:
          # Make table name accessible as environment variable from function code during execution
          SAMPLE_TABLE: !Ref SampleTable
      Events:
        Api:
          Type: Api
          Properties:
            Path: /
            Method: POST

  # This is a Lambda function config associated with the source code: weekly-post.js
  weeklyPickupPostFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/weekly-post.generateWeeklyPost
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: Return weekly pickup post text
      Events:
        Api:
          Type: Api
          Properties:
            Path: /generate-post/weekly
            Method: GET

  # This is a Lambda function config associated with the source code: monthly-post.js
  monthlyPickupPostFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/monthly-post.generateMonthlyPost
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: Return monthly pickup post text
      Events:
        Api:
          Type: Api
          Properties:
            Path: /generate-post/monthly
            Method: GET

  # This is a Lambda function config associated with the source code: calendar-input.js
  getPickupDatesUiFunction:
    Type: AWS::Serverless::Function
    Properties:
      Handler: src/handlers/calendar-input.renderCalendarInput
      Runtime: nodejs14.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: Return HTML page for monthly post calendar input
      Events:
        Api:
          Type: Api
          Properties:
            Path: /input-dates
            Method: GET

  # Simple syntax to create a DynamoDB table with a single attribute primary key, more in
  # https://github.com/awslabs/serverless-application-model/blob/master/versions/2016-10-31.md#awsserverlesssimpletable

  # DynamoDB table to store item: {id: <ID>, name: <NAME>}
  SampleTable:
    Type: AWS::Serverless::SimpleTable
    Properties:
      PrimaryKey:
        Name: id
        Type: String
      ProvisionedThroughput:
        ReadCapacityUnits: 2
        WriteCapacityUnits: 2

Outputs:
  WebEndpoint:
    Description: "API Gateway endpoint URL for Prod stage"
    Value: !Sub "https://${ServerlessRestApi}.execute-api.${AWS::Region}.amazonaws.com/Prod/"

# Allow CORS: https://stackoverflow.com/questions/67065130/how-to-enable-cors-with-aws-sam
Globals:
  Api:
    Cors:
      AllowMethods: "'GET,POST,OPTIONS'"
      AllowHeaders: "'content-type'"
      AllowOrigin: "'*'"