include:
- template: 'Workflows/MergeRequest-Pipelines.gitlab-ci.yml'

stages:
- prepare
- build

build:
  stage: build
  script:
  - env | sort

changelog:
  stage: prepare
  image:
    name: orhunp/git-cliff:latest
    entrypoint: [ "" ]
  variables:
    GIT_STRATEGY: clone # clone entire repo instead of reusing workspace
    GIT_DEPTH: 0 # avoid shallow clone to give cliff all the info it needs
  script:
  - 'git-cliff --bump --unreleased > CHANGES.md'
  - 'git-cliff --bump > CHANGELOG.md'
  - 'git-cliff --bumped-version 2>/dev/null > VERSION'
  artifacts:
    paths:
    - CHANGES.md
    - CHANGELOG.md
    - VERSION
  rules:
  - if: $CI_DEFAULT_BRANCH == $CI_COMMIT_BRANCH

handle_mr:
  stage: prepare
  image: alpine:latest
  needs:
  - changelog
  variables:
    GIT_STRATEGY: clone # clone entire repo instead of reusing workspace
    GIT_DEPTH: 0 # avoid shallow clone to give cliff all the info it needs
  before_script:
  - 'apk add --no-cache jq curl'
  script: |
    echo "Project: ${CI_PROJECT_ID}"
    echo "Token: ${CI_JOB_TOKEN}"
    MRS=$(curl -s -H "JOB-TOKEN: $CI_JOB_TOKEN" "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/merge_requests?state=opened&source_branch=next-release")
    echo "${MRS}"
    MR=$(echo "${MRS} | jq ".[].id")
    if [ -n "${MR}" ]; then
      curl -s -X POST -H "JOB-TOKEN: $CI_JOB_TOKEN" "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/repository/branches?branch=next-release&ref=${CI_DEFAULT_BRANCH}"
    fi
    BODY="$(jq --null-input -c --arg title "ci: prepare release $(cat VERSION)" --arg content "$(cat CHANGES.md | base64 -w0)" '{"branch": "next-release", "author_email": "releaser@unbound.se", "author_name": "Releaser", "content": $content, "commit_message": $title, "encoding": "base64"}')"
    curl -X PUT \
      -H "JOB-TOKEN: $CI_JOB_TOKEN" \
      -H "Content-Type: application/json" \
      --data "${BODY}" \
        "https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/repository/files/CHANGELOG%2Emd"
  rules:
  - if: $CI_DEFAULT_BRANCH == $CI_COMMIT_BRANCH