# Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
# SPDX-License-Identifier: MIT-0

version: 0.2

phases:
  install:
    runtime-versions:
      python: 3.8
      docker: 18
  build:
    commands:
      - echo "Gathering and Setting  Lambda Function Environment Variables"
      - export CLEANINPUT_LAMBDA_NAME=$(echo ${LAMBDA_FUNCTION_NAMES_JSON} | python -c 'import json,sys; print(json.load(sys.stdin)["Prod"][0]["CLEANINPUT_FUNCTION"])')
      - export MULTIPLY_LAMBDA_NAME=$(echo ${LAMBDA_FUNCTION_NAMES_JSON} | python -c 'import json,sys; print(json.load(sys.stdin)["Prod"][0]["MULTIPLY_FUNCTION"])')
      - export ADD_LAMBDA_NAME=$(echo ${LAMBDA_FUNCTION_NAMES_JSON} | python -c 'import json,sys; print(json.load(sys.stdin)["Prod"][0]["ADD_FUNCTION"])')
      - export SUBTRACT_LAMBDA_NAME=$(echo ${LAMBDA_FUNCTION_NAMES_JSON} | python -c 'import json,sys; print(json.load(sys.stdin)["Prod"][0]["SUBTRACT_FUNCTION"])')
      - export DIVIDE_LAMBDA_NAME=$(echo ${LAMBDA_FUNCTION_NAMES_JSON} | python -c 'import json,sys; print(json.load(sys.stdin)["Prod"][0]["DIVIDE_FUNCTION"])')

      - echo "Running a SAM Build command"
      - sam build -b ./build -s . -t cloudformation/lambda_deployer.yaml -u

      - echo "Running a SAM Package Command"
      - >
        sam package
        --template-file build/template.yaml
        --s3-bucket ${SAM_BUILD_BUCKET}
        --s3-prefix ${S3_PREFIX}
        --output-template-file build/packaged.yaml

      - echo "Running a SAM Deploy Command"
      - >
        sam deploy
        --template-file build/packaged.yaml
        --stack-name ${LAMBDA_DEPLOYER_STACK_NAME}
        --capabilities CAPABILITY_NAMED_IAM
        --s3-prefix ${S3_PREFIX}
        --parameter-overrides CleanInputFunctionName=${CLEANINPUT_LAMBDA_NAME} MultiplyFunctionName=${MULTIPLY_LAMBDA_NAME}
        AddFunctionName=${ADD_LAMBDA_NAME} SubtractFunctionName=${SUBTRACT_LAMBDA_NAME} DivideFunctionName=${DIVIDE_LAMBDA_NAME}