image: docker:git

stages:
  - test
  - build
  - deploy_to_staging

variables:
  MYSQL_ROOT_PASSWORD: xxx
  MYSQL_USER: xxx
  MYSQL_PASSWORD: xxx
  MYSQL_DATABASE: xxx
  DB_HOST: mysql
# Speed up builds
cache:
  key: $CI_BUILD_REF_NAME
  paths:
    - vendor
    - node_modules
    - ~/.composer/cache/files
    - ~/.yarn-cache

variables:
  DOCKER_HOST: tcp://localhost:2375
  DOCKER_DRIVER: overlay2
  CONTAINER_BRANCH_IMAGE: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  CONTAINER_TESTING_IMAGE: $CI_REGISTRY_IMAGE:testing

before_script:
  - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY

test:
  stage: test
  before_script:
    - hostname
  only:
    - merge_requests
  services:
    - mysql:5.7
  image: edbizarro/gitlab-ci-pipeline-php:7.2
  script:
    - hostname

build:
  image: docker:dind
  stage: build
  script:
    - docker pull $CONTAINER_BRANCH_IMAGE || true
    - docker build --cache-from $CONTAINER_BRANCH_IMAGE -t $CONTAINER_BRANCH_IMAGE .
    - docker push $CONTAINER_BRANCH_IMAGE
  only:
    - merge_requests

# staging deploy
deploy to staging:
  image: linkyard/docker-helm
  before_script:
    - helm deploy
  stage: deploy_to_staging
  only:
    - merge_requests
  script:
    - docker pull $CONTAINER_BRANCH_IMAGE
    - docker tag $CONTAINER_BRANCH_IMAGE $CONTAINER_TESTING_IMAGE
    - docker push $CONTAINER_TESTING_IMAGE
    - helm init --upgrade
    - helm repo add stable https://kubernetes-charts.storage.googleapis.com
    - helm upgrade --install  php-app --namespace default --wait --set image.tag=${CI_PIPELINE_ID} --set replicaCount=2 .helm/
  environment:
    name: staging/$CI_COMMIT_REF_NAME
    url: https://staging.xxx.com.ua/
  when: manual