image: php

variables:
  DOCKER_DRIVER: overlay2
  TEST_IMAGE: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
  RELEASE_IMAGE: $CI_REGISTRY_IMAGE:latest
  MYSQL_DATABASE: engelsystem
  MYSQL_USER: engel
  MYSQL_PASSWORD: engelsystem
  MYSQL_HOST: mariadb
  MYSQL_RANDOM_ROOT_PASSWORD: "yes"
  DOCROOT: /var/www/

stages:
  - build
  - test
  - release
  - deploy

.docker_template: &docker_definition
  image: docker:latest
  services:
    - docker:dind
  tags:
    - dind
  before_script:
    - docker login -u gitlab-ci-token -p "$CI_JOB_TOKEN" "$CI_REGISTRY"

build-image:
  <<: *docker_definition
  stage: build
  script:
    - docker build --pull -t "$TEST_IMAGE" -f contrib/Dockerfile .
    - docker push "$TEST_IMAGE"

build-image.nginx:
  <<: *docker_definition
  stage: build
  script:
    - docker build --pull -t "$TEST_IMAGE.nginx" -f contrib/nginx/Dockerfile .
    - docker push "$TEST_IMAGE.nginx"

test:
  image: $TEST_IMAGE
  stage: test
  services:
    - mariadb:10.2
  artifacts:
    name: "${CI_JOB_NAME}_${CI_JOB_ID}"
    expire_in: 1 week
    paths:
      - ./coverage/
  coverage: '/^\s*Lines:\s*(\d+(?:\.\d+)?%)/'
  before_script:
    - apk add $PHPIZE_DEPS && pecl install xdebug && docker-php-ext-enable xdebug
    - apk add mariadb-client
    - mysql -h "$MYSQL_HOST" -u "$MYSQL_USER" -p"$MYSQL_PASSWORD" "$MYSQL_DATABASE" < db/install.sql
    - mysql -h "$MYSQL_HOST" -u "$MYSQL_USER" -p"$MYSQL_PASSWORD" "$MYSQL_DATABASE" < db/update.sql
    - curl -sS https://getcomposer.org/installer | php -- --no-ansi --install-dir /usr/local/bin/ --filename composer
    - cp -R tests/ phpunit.xml "${DOCROOT}"
    - HOMEDIR=$(pwd)
    - cd "${DOCROOT}"
    - composer --no-ansi install --dev
  script: vendor/bin/phpunit -v --colors=never --coverage-text --coverage-html "${HOMEDIR}/coverage/"

release-image:
  <<: *docker_definition
  stage: release
  script:
    - docker pull "$TEST_IMAGE"
    - docker tag "$TEST_IMAGE" "$RELEASE_IMAGE"
    - docker push "$RELEASE_IMAGE"
  only:
    - master

release-image.nginx:
  <<: *docker_definition
  stage: release
  script:
    - docker pull "$TEST_IMAGE.nginx"
    - docker tag "$TEST_IMAGE.nginx" "$RELEASE_IMAGE.nginx"
    - docker push "$RELEASE_IMAGE.nginx"
  only:
    - master

.deploy_template: &deploy_definition
  stage: deploy
  image: $TEST_IMAGE
  before_script:
    - apk add bash rsync openssh-client

.deploy_template_script:
  # Configure SSH
  - &deployment_ssh |-
    mkdir -p ~/.ssh
    echo "$SSH_PRIVATE_KEY" | sed -e 's/\r//g' > ~/.ssh/id_ed25519
    chmod 600 ~/.ssh/id_ed25519

  # Install project and dependencies
  - &deployment_dependencies |-
    chmod +x ./deploy.sh
    cp ./deploy.sh "${DOCROOT}/deploy.sh"
    cd "${DOCROOT}"

build-release-file:
  <<: *deploy_definition
  stage: deploy
  artifacts:
    name: "release_${CI_COMMIT_REF_SLUG}_${CI_JOB_ID}_${CI_COMMIT_SHA}"
    expire_in: 1 week
    paths:
      - ./release/
  script:
    - rsync -vAax "${DOCROOT}" release/

deploy-staging:
  <<: *deploy_definition
  environment:
    name: staging
  only:
    - master
  script:
    # Check if deployment variables where set
    - |-
      if [ -z "${SSH_PRIVATE_KEY}" ] || [ -z "${STAGING_REMOTE}" ] || [ -z "${STAGING_REMOTE_PATH}" ]; then
        echo "Skipping deployment";
        exit
      fi
    - *deployment_ssh
    - *deployment_dependencies
    # Deploy to server
    - ./deploy.sh -r "${STAGING_REMOTE}" -p "${STAGING_REMOTE_PATH}" -i "${CI_JOB_ID}-${CI_COMMIT_SHA}"

deploy-production:
  <<: *deploy_definition
  environment:
    name: production
  when: manual
  only:
    - master
  script:
    # Check if deployment variables where set
    - |-
      if [ -z "${SSH_PRIVATE_KEY}" ] || [ -z "${PRODUCTION_REMOTE}" ] || [ -z "${PRODUCTION_REMOTE_PATH}" ]; then
        echo "Skipping deployment";
        exit
      fi
    - *deployment_ssh
    - *deployment_dependencies
    # Deploy to server
    - ./deploy.sh -r "${PRODUCTION_REMOTE}" -p "${PRODUCTION_REMOTE_PATH}" -i "${CI_JOB_ID}-${CI_COMMIT_SHA}"