variables:
  DOCKER_BUILDKIT: 1
  IMAGE_DEPENDANCY: registry.nickbland.dev/nickbland/website-2/dependancy:latest
  IMAGE_BUILD: registry.nickbland.dev/nickbland/website-2/builder:latest
  IMAGE_FINAL: registry.nickbland.dev/nickbland/website-2/website:latest
  DOCKER_TLS_CERTDIR: "/certs"

stages:
  - build
  - test
  - deploy

# Run docker stuff before each stage to log into built in container registry and confirm version
.base:
  image: docker:latest
  services:
    - docker:dind
  before_script:
    - docker --version
    - docker login -u "$CI_REGISTRY_USER" -p "$CI_JOB_TOKEN" "$CI_REGISTRY/$CI_PROJECT_PATH"

# Create initial test cases below
build:builder:
  extends: .base
  stage: build
  script:
    - docker build --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from "$IMAGE_DEPENDANCY" --target dependancies -t "$IMAGE_DEPENDANCY" .
    - docker push "$IMAGE_DEPENDANCY"

build:sourceCode:
  extends: .base
  stage: build
  script:
    - docker build --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from "$IMAGE_DEPENDANCY" --cache-from "$IMAGE_BUILD" --target builder -t "$IMAGE_BUILD" .
    - docker push "$IMAGE_BUILD"   

## ADD TEST CASES BELOW ##
test:linter:
  extends: .base
  stage: test
  needs: ["build:builder"]
  script:
    - docker run "$IMAGE_BUILD" npm run lint

# Create final minified image of production code
deploy: 
  extends: .base
  stage: deploy
  needs: ["test:linter"]
  script:
    - docker build --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from "$IMAGE_DEPENDANCY" --cache-from "$IMAGE_BUILD" -t "$IMAGE_FINAL" .
    - docker push "$IMAGE_FINAL"