stages:
  - prepare
  - build
  - test
  - update
  - deploy

variables:
  TIMEZONE: "America/New_York" # For the system in general
  DATE_TIMEZONE: ${TIMEZONE} # For PHP

  GIT_DEPTH: 1
  GITLAB_API_URL: ${CI_API_V4_URL}
  TARGET_BRANCH: ${CI_COMMIT_REF_NAME} # This is the branch chosen in the `Pipeline Schedule`
  TARGET_REMOTE: "https://${GITLAB_USERNAME}:${GITLAB_ACCESS_TOKEN}@${CI_SERVER_HOST}/${CI_PROJECT_NAMESPACE}/${CI_PROJECT_NAME}.git"

  # These could/should be overridden in an extending job:
  UPDATE_BRANCH_PREFIX: "update_PHP_deps_" # Used for the update branch name, it will be followed by the datetime
  GIT_USER: "DependBot" # Used for the update commit
  GIT_EMAIL: "webmaster@thetempusproject.com" # Used for the update commit
  GITLAB_USERNAME: "root" # Used for pushing the new branch and opening the MR
  GITLAB_ACCESS_TOKEN: "glpat-PKEmivGtBfbz4DVPdhzk" # Used for pushing the new branch and opening the MR
  MERGE_IF_SUCCESSFUL: "true" # Set to true, to merge automatically if the pipeline succeeds
  SECONDS_BETWEEN_POOLING: 10 # Nbr of seconds between checking if the MR pipeline is successful, so then it will merge
  JOB_GIT_FLAGS: ""
  JOB_CURL_FLAGS: ""
  JOB_COMPOSER_FLAGS: ""

composer_update:
  stage: update
  rules:
    - if: '$CI_COMMIT_BRANCH == "main"'
  image: composer:latest
  interruptible: true # allows to stop the job if a newer pipeline starts, saving resources and allowing new jobs to start because job concurrency is limited
  script:
    - git ${JOB_GIT_FLAGS} fetch origin ${TARGET_BRANCH}
    - git ${JOB_GIT_FLAGS} checkout ${TARGET_BRANCH}
    - git reset --hard origin/main
    - git pull --allow-unrelated-histories
    - export DATE_TIME="$(date '+%Y%m%d%H%M%S')"
    - export MR_BRANCH="${UPDATE_BRANCH_PREFIX}${DATE_TIME}"
    - git ${JOB_GIT_FLAGS} checkout -b "${MR_BRANCH}"
    - composer update ${JOB_COMPOSER_FLAGS}
    - if [ "$(git diff)" == "" ]; then echo "No updates needed!"; exit 0; fi
    - export TITLE="Update PHP dependencies [${DATE_TIME}]"
    - git ${JOB_GIT_FLAGS} commit -a -m "${TITLE}"
    - git ${JOB_GIT_FLAGS} push "${TARGET_REMOTE}" "${MR_BRANCH}"
  artifacts:
    paths:
      - vendor/
  cache:
    key: ${CI_COMMIT_REF_SLUG}
    paths:
      - vendor/

prepare:
  stage: prepare
  script:
    - echo "Preparing environment..."

build:
  stage: build
  script:
    - echo "Building the project..."

test:
  stage: test
  script:
    - echo "Running tests..."

deploy:
  stage: deploy
  script:
    - echo "Deploying the project..."