.gitlab-ci.yml

image: python:3.8-slim

stages:
  - build
  - build_dev
  - deploy
  - deploy_dev
  - clean_dev

.installs: &installs
  before_script:
    - apt-get update
    - apt-get install -y python3-pip
    - pip3 install awscli --upgrade
    - pip3 install aws-sam-cli --upgrade

.dev_only: &dev_only
  except:
    - main

variables:
  PIP_CACHE_DIR: $CI_PROJECT_DIR/.cache/pip
  BUCKET: lambda-deploy-gitlab

cache:
  key:
    files:
      - .gitlab-ci.yml
      - .template.yaml
    prefix: ${CI_JOB_NAME}
  paths:
    - .cache/pip

build:
  stage: build
  <<: *installs
  script:
    - sam build
  artifacts:
    paths:
      - .aws-sam
  only:
    - main

build_dev:
  stage: build_dev
  <<: *installs
  script:
    - sam build
  artifacts:
    paths:
      - .aws-sam
  <<: *dev_only

deploy:
  stage: deploy
  <<: *installs
  script:
    - sam package --output-template-file packaged.yaml --s3-bucket $BUCKET --region us-east-1
    - sam deploy --template-file packaged.yaml --stack-name $CI_PROJECT_NAME --s3-bucket $BUCKET --capabilities CAPABILITY_IAM --region us-east-1  --no-fail-on-empty-changeset
  allow_failure: true
  only:
    - main

deploy_dev:
  stage: deploy_dev
  <<: *installs
  script:
    - sam package --output-template-file packaged.yaml --s3-bucket $BUCKET-dev --region us-east-1
    - sam deploy --template-file packaged.yaml --stack-name $CI_PROJECT_NAME-$CI_COMMIT_REF_SLUG  --s3-bucket $BUCKET-dev --capabilities CAPABILITY_IAM --region us-east-1  --no-fail-on-empty-changeset
  allow_failure: true
  <<: *dev_only

clean_dev:
  stage: clean_dev
  <<: *installs
  script:
    - sam delete --stack-name lambda-deploy-gitlab-dev --no-prompts --region us-east-1
  when: manual
  <<: *dev_only