.as-if-foss-variables:
  variables:
    AS_IF_FOSS_BRANCH: "as-if-foss/${CI_COMMIT_REF_NAME}"
    FOSS_REPOSITORY: "https://dummy:${AS_IF_FOSS_TOKEN}@gitlab.com/${CI_PROJECT_NAMESPACE}/gitlab-foss.git"

prepare-as-if-foss-branch:
  extends:
    - .as-if-foss:rules:start-as-if-foss
    - .as-if-foss-variables
  stage: prepare
  needs: []
  timeout: 10m
  environment:
    name: "as-if-foss/${CI_MERGE_REQUEST_IID}"
    on_stop: delete-as-if-foss-branch
  before_script:
    - git clone --single-branch --branch master "${FOSS_REPOSITORY}" gitlab-foss
    - git -C gitlab-foss checkout -b "${AS_IF_FOSS_BRANCH}" master
    - git -C gitlab-foss rev-parse HEAD
    - rm -r .git/
    - mv gitlab-foss/.git .
    - rm -r gitlab-foss
  script:
    # See: https://gitlab.com/gitlab-org/merge-train/-/blob/041d942ae1b5615703b7a786982340b61620e7c5/bin/merge-train#L228-239
    - git checkout VERSION
    - rm -rf ee
    - rm -rf qa/spec/ee
    - rm -rf qa/qa/specs/features/ee
    - rm -rf qa/qa/ee
    - rm -f qa/qa/ee.rb
    - rm -f CHANGELOG-EE.md
    - rm -f changelogs/*-ee.md
    - git add -A
    # --allow-empty accounts for the edge case where FOSS matchess EE repository
    # and a merge request only contains EE related changes.
    - git commit -m 'Update from merge request' --allow-empty  # TODO: Mark which SHA we add
    - git push -f "${FOSS_REPOSITORY}" "${AS_IF_FOSS_BRANCH}"

prepare-as-if-foss-env:
  extends:
    - .as-if-foss:rules:start-as-if-foss
    - .fast-no-clone-job
  stage: prepare
  needs: []
  variables:
    BUILD_ENV: build.env
    FILES_TO_DOWNLOAD: >
      scripts/setup/generate-as-if-foss-env.rb
  script:
    - install_gitlab_gem
    - ruby scripts/setup/generate-as-if-foss-env.rb | tee "${BUILD_ENV}"
  artifacts:
    expire_in: 3 days
    reports:
      dotenv: $BUILD_ENV
    paths:
      - $BUILD_ENV

start-as-if-foss:
  extends:
    - .as-if-foss:rules:start-as-if-foss
  stage: prepare
  needs:
    - prepare-as-if-foss-branch
    - prepare-as-if-foss-env
  inherit:
    variables: false  # Otherwise variables will be messed up
  variables:
    START_AS_IF_FOSS: $START_AS_IF_FOSS
    RUBY_VERSION: $RUBY_VERSION
    # Variables for `detect-tests` to work in FOSS
    FIND_CHANGES_MERGE_REQUEST_PROJECT_PATH: $FIND_CHANGES_MERGE_REQUEST_PROJECT_PATH
    FIND_CHANGES_MERGE_REQUEST_IID: $FIND_CHANGES_MERGE_REQUEST_IID
    # Enabling each individual jobs
    ENABLE_RSPEC: $ENABLE_RSPEC
    ENABLE_RSPEC_FAST_SPEC_HELPER: $ENABLE_RSPEC_FAST_SPEC_HELPER
    ENABLE_RSPEC_PRAEFECT: $ENABLE_RSPEC_PRAEFECT
    ENABLE_RSPEC_SINGLE_DB: $ENABLE_RSPEC_SINGLE_DB
    ENABLE_RSPEC_SINGLE_DB_CI_CONNECTION: $ENABLE_RSPEC_SINGLE_DB_CI_CONNECTION
    ENABLE_RSPEC_SINGLE_REDIS: $ENABLE_RSPEC_SINGLE_REDIS
    ENABLE_RSPEC_UNIT: $ENABLE_RSPEC_UNIT
    ENABLE_RSPEC_INTEGRATION: $ENABLE_RSPEC_INTEGRATION
    ENABLE_RSPEC_SYSTEM: $ENABLE_RSPEC_SYSTEM
    ENABLE_RSPEC_MIGRATION: $ENABLE_RSPEC_MIGRATION
    ENABLE_RSPEC_BACKGROUND_MIGRATION: $ENABLE_RSPEC_BACKGROUND_MIGRATION
    ENABLE_RSPEC_FRONTEND_FIXTURE: $ENABLE_RSPEC_FRONTEND_FIXTURE
    ENABLE_BUILD_ASSETS_IMAGE: $ENABLE_BUILD_ASSETS_IMAGE
    ENABLE_BUILD_QA_IMAGE: $ENABLE_BUILD_QA_IMAGE
    ENABLE_COMPILE_PRODUCTION_ASSETS: $ENABLE_COMPILE_PRODUCTION_ASSETS
    ENABLE_COMPILE_STORYBOOK: $ENABLE_COMPILE_STORYBOOK
    ENABLE_COMPILE_TEST_ASSETS: $ENABLE_COMPILE_TEST_ASSETS
    ENABLE_CACHE_ASSETS: $ENABLE_CACHE_ASSETS
    ENABLE_DETECT_TESTS: $ENABLE_DETECT_TESTS
    ENABLE_ESLINT: $ENABLE_ESLINT
    ENABLE_GENERATE_APOLLO_GRAPHQL_SCHEMA: $ENABLE_GENERATE_APOLLO_GRAPHQL_SCHEMA
    ENABLE_GRAPHQL_SCHEMA_DUMP: $ENABLE_GRAPHQL_SCHEMA_DUMP
    ENABLE_JEST: $ENABLE_JEST
    ENABLE_JEST_INTEGRATION: $ENABLE_JEST_INTEGRATION
    ENABLE_JEST_PREDICTIVE: $ENABLE_JEST_PREDICTIVE
    ENABLE_RSPEC_PREDICTIVE_PIPELINE_GENERATE: $ENABLE_RSPEC_PREDICTIVE_PIPELINE_GENERATE
    ENABLE_RSPEC_PREDICTIVE_TRIGGER: $ENABLE_RSPEC_PREDICTIVE_TRIGGER
    ENABLE_RSPEC_PREDICTIVE_TRIGGER_SINGLE_DB: $ENABLE_RSPEC_PREDICTIVE_TRIGGER_SINGLE_DB
    ENABLE_RSPEC_PREDICTIVE_TRIGGER_SINGLE_DB_CI_CONNECTION: $ENABLE_RSPEC_PREDICTIVE_TRIGGER_SINGLE_DB_CI_CONNECTION
    ENABLE_RUBOCOP: $ENABLE_RUBOCOP
    ENABLE_QA_INTERNAL: $ENABLE_QA_INTERNAL
    ENABLE_QA_SELECTORS: $ENABLE_QA_SELECTORS
    ENABLE_STATIC_ANALYSIS: $ENABLE_STATIC_ANALYSIS
  trigger:
    project: ${CI_PROJECT_NAMESPACE}/gitlab-foss
    branch: as-if-foss/${CI_COMMIT_REF_NAME}
    strategy: depend

delete-as-if-foss-branch:
  extends:
    - .as-if-foss:rules:start-as-if-foss:allow-failure:manual
    - .as-if-foss-variables
  image:
    name: alpine/git
    entrypoint: [""]
  stage: prepare
  timeout: 10m
  needs:
    - prepare-as-if-foss-branch
  environment:
    name: "as-if-foss/${CI_MERGE_REQUEST_IID}"
    action: stop
  variables:
    GIT_STRATEGY: "none"
  script:
    - |
      git init
      git push -d "${FOSS_REPOSITORY}" "${AS_IF_FOSS_BRANCH}"

# We can only delete the environment after it's stopped, therefore
# we need to use another job to delete the environment, not in the
# job where it's stopping the environment. See:
# https://docs.gitlab.com/ee/ci/environments/#delete-an-environment
delete-as-if-foss-environment:
  extends:
    - .as-if-foss:rules:start-as-if-foss:allow-failure
  image: alpine:latest
  stage: prepare
  needs:
    - delete-as-if-foss-branch
  variables:
    GIT_STRATEGY: "none"
    ESCAPED_ENVIRONMENT_NAME: "as-if-foss%2f${CI_MERGE_REQUEST_IID}"
    ENVIRONMENT_API_URL: "${CI_API_V4_URL}/projects/${CI_PROJECT_ID}/environments"
  before_script:
    - apk add jq curl
  script:
    - |
      ENV_ID=$(curl --silent --fail --request GET --header "Private-Token: ${PROJECT_TOKEN_FOR_CI_SCRIPTS_API_USAGE}" "${ENVIRONMENT_API_URL}?name=${ESCAPED_ENVIRONMENT_NAME}" | jq '.[0].id')
      curl --silent --request DELETE --header "Private-Token: $PROJECT_TOKEN_FOR_CI_SCRIPTS_API_USAGE" "${ENVIRONMENT_API_URL}/${ENV_ID}"