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: >-
  sam-serverless-api

# 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

Parameters:
  DbConnUri:
    Type: String
    Description: Mongo DB Connection String
  DbName:
    Type: String
    Description: Mongo DB database name
    Default: "setu_db"

Globals:
  Function:
    Layers:
      - !Ref FunctionLayer
      - !Ref DependencyLayer
    Runtime: nodejs18.x
    Environment:
      Variables:
        DB_CONN_URI: !Ref DbConnUri
        DB_NAME: !Ref DbName

# 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:
  RunoArogyamApi:
    Type: AWS::Serverless::Api
    Properties:
      StageName: Prod
      Auth:
        # AddDefaultAuthorizerToCorsPreflight: false
        DefaultAuthorizer: RunoLambdaRequestAuthorizer
        Authorizers:
          RunoLambdaRequestAuthorizer:
            FunctionPayloadType: REQUEST
            FunctionArn: !GetAtt AuthorizeHandlerFunction.Arn
            Identity:
              Headers:
                - Authorization
              ReauthorizeEvery: 0

  DependencyLayer:
    Type: AWS::Serverless::LayerVersion
    Properties:
      LayerName: dependency-layer
      ContentUri: layers/dependencies/
      CompatibleRuntimes:
        - nodejs18.x
      RetentionPolicy: Retain

  FunctionLayer:
    Type: AWS::Serverless::LayerVersion
    Properties:
      LayerName: FunctionLayer
      ContentUri: layers/functions
      CompatibleRuntimes:
        - nodejs18.x
      RetentionPolicy: Retain

  # 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

  AuthorizeHandlerFunction:
    Type: AWS::Serverless::Function
    Properties:
      Description: API lambda authorizer.
      Handler: src/auth/authorizer/app.authorizeHandler
      Runtime: nodejs18.x
      Timeout: 100

  registerUserFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/auth/
      Handler: register/app.registerUserHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to register a user.
      Events:
        RegisterUserEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/auth/register
            Method: POST
            Auth:
              Authorizer: NONE

  loginUserFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/auth/
      Handler: login/app.loginUserHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to login a user.
      Events:
        LogUserEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/auth/login
            Method: POST
            Auth:
              Authorizer: NONE

  manageSlotFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/user/
      Handler: manageSlot/app.manageSlotHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to create, update, delete a slot for particular user.
      Events:
        CancelSlotEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/user/manageSlot
            Method: DELETE
        UpsertSlotEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/user/manageSlot
            Method: POST

  getAllUserSlotsFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/user/
      Handler: getAllSlots/app.getAllUserSlotsHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to create, update, delete a slot for particular user.
      Events:
        GetUserSlotsEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/user/getAllSlots
            Method: GET

  getAllSlotsDetailsFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/slots/
      Handler: listAllSlots/app.listAllSlotsHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to list all available slots on a day.
      Events:
        GetAllSlotsByDateEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/slots/getAllSlots/{date}
            Method: GET
            Auth:
              Authorizer: NONE

  getAllSlotsForAdminFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/admin/
      Handler: listSlots/app.adminDataHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to list all filterable admin priviliged data.
      Events:
        GetAllSlotsByDateEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/admin/listSlots/{date}
            Method: GET

  getAllUserListForAdminFunction:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: src/admin/
      Handler: listUsers/app.adminDataHandler
      Runtime: nodejs18.x
      Architectures:
        - x86_64
      MemorySize: 128
      Timeout: 100
      Description: API to list all filterable admin priviliged data.
      Events:
        GetAllUsersByFiltersEvent:
          Type: Api
          Properties:
            RestApiId: !Ref RunoArogyamApi
            Path: /api/v1/admin/listUsers
            Method: GET

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