.gitlab-ci.yml

stages:
  - build
  - test
  - deploy

image:
  name: docker/compose:1.24.0
  entrypoint: [""]

services:
  - docker:18.09-dind

variables:
  DOCKER_HOST: tcp://docker:2375
  APP_IMAGE: $CI_REGISTRY_IMAGE
  APP_DEV_IMAGE: ${CI_REGISTRY_IMAGE}/dev
  APP_BASE_IMAGE: ${CI_REGISTRY_IMAGE}/base
  HTTP_PROXY_IMAGE: ${CI_REGISTRY_IMAGE}/http-proxy


### BUILD

build:
  stage: build
  image: docker:18.09
  before_script:
    - docker info
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
    - apk add --no-cache parallel
  script:
    - "parallel docker pull ::: \
        ${APP_BASE_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${APP_DEV_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${APP_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${HTTP_PROXY_IMAGE}:${CI_COMMIT_REF_SLUG} \
       || true"
    - docker build . -t $APP_BASE_IMAGE:$CI_COMMIT_REF_SLUG --target base
      --cache-from $APP_BASE_IMAGE:$CI_COMMIT_REF_SLUG
    - docker build . -t $APP_DEV_IMAGE:$CI_COMMIT_REF_SLUG --target dev
      --cache-from $APP_BASE_IMAGE:$CI_COMMIT_REF_SLUG
      --cache-from $APP_DEV_IMAGE:$CI_COMMIT_REF_SLUG
    - docker build . -t $APP_IMAGE:$CI_COMMIT_REF_SLUG
      --cache-from $APP_BASE_IMAGE:$CI_COMMIT_REF_SLUG
      --cache-from $APP_DEV_IMAGE:$CI_COMMIT_REF_SLUG
      --cache-from $APP_IMAGE:$CI_COMMIT_REF_SLUG
    - docker build infra/nginx -t $HTTP_PROXY_IMAGE:$CI_COMMIT_REF_SLUG
    - "parallel docker push ::: \
        ${APP_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${APP_DEV_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${APP_BASE_IMAGE}:${CI_COMMIT_REF_SLUG} \
        ${HTTP_PROXY_IMAGE}:${CI_COMMIT_REF_SLUG} \
      "

### TEST

.template: &test
  stage: test
  before_script:
    - cp infra/docker-compose.ci.override.yml docker-compose.override.yml
    - cp .env.example .env

    # we need to resort to yaml processing, because, well... yaml.
    - apk add --no-cache curl
    - curl -sSL https://github.com/mikefarah/yq/releases/download/2.2.1/yq_linux_amd64 -o /usr/local/bin/yq
      && chmod +x /usr/local/bin/yq
    - yq d -i docker-compose.yml services.app.volumes

    - docker info
    - docker login -u gitlab-ci-token -p ${CI_JOB_TOKEN} ${CI_REGISTRY}
    - docker-compose config

test:
  <<: *test
  script:
    - docker-compose pull
    - docker-compose up -d || (docker-compose ps && docker-compose logs app && exit 1)
    - docker-compose exec -T app sh -c 'wait-for $DB_HOST:$DB_PORT -t 60 -- phpunit'

coding style:
  <<: *test
  script:
    - docker-compose pull app
    - docker-compose run --rm --no-deps -T app php-cs-fixer fix -v --dry-run
  allow_failure: true

static analysis:
  <<: *test
  script:
    - docker-compose pull app
    - docker-compose run --rm --no-deps -T app phpstan analyse src test