stages:
  - check
  - test

.before_script: &before_script
  before_script:
    - eval $(ssh-agent -s)
    - echo "$SSH_PRIVATE_KEY_GITLAB" | tr -d '\r' | ssh-add -
    #  Our self-hosted runners have persistent home directories, so here we store
    #  the known_hosts file in the temporary project dir and tell git to use a ssh
    #  command that uses this hosts file during operations
    - export GIT_SSH_COMMAND="ssh -o UserKnownHostsFile=$CI_PROJECT_DIR/.ssh/known_hosts"
    - mkdir -p $CI_PROJECT_DIR/.ssh
    - chmod 700 $CI_PROJECT_DIR/.ssh
    - ssh-keyscan -p 10022 git.xfel.eu > $CI_PROJECT_DIR/.ssh/known_hosts
    - ls  $CI_PROJECT_DIR/.ssh
    - echo $GIT_SSH_COMMAND
    - python3 -m venv .venv
    - source .venv/bin/activate
    - python3 -m pip install --upgrade pip

checks:
  stage: check
  only: [merge_requests]
  allow_failure: true
  <<: *before_script
  script:
    - export PATH=/home/gitlab-runner/.local/bin:$PATH
    #  We'd like to run the pre-commit hooks only on files that are being
    #  modified by this merge request, however
    #  `CI_MERGE_REQUEST_TARGET_BRANCH_SHA` is a 'premium' feature according to
    #  GitLab... so this is a workaround for extracting the hash
    - export CI_MERGE_REQUEST_TARGET_BRANCH_SHA=$(git ls-remote origin $CI_MERGE_REQUEST_TARGET_BRANCH_NAME | cut -d$'\t' -f1)
    - export FILES=$(git diff $CI_COMMIT_SHA $CI_MERGE_REQUEST_TARGET_BRANCH_SHA --name-only | tr '\n' ' ')
    - python3 -m pip install ".[test,dev]"
    - echo "Running pre-commit on diff from $CI_COMMIT_SHA to $CI_MERGE_REQUEST_TARGET_BRANCH_SHA ($CI_MERGE_REQUEST_TARGET_BRANCH_NAME)"
    #  Pass list of modified files to pre-commit so that it only checks them
    - echo $FILES | xargs pre-commit run --color=always --files

pytest:
  stage: test
  only: [merge_requests]
  <<: *before_script
  script:
    - python3 -m pip install ".[test]"
    - python3 -m pytest --cov=cal_tools --cov=xfel_calibrate  --ignore=tests/legacy
