variables:
  # Application id of the app, should be same as id used in flatpak manifest and MetaInfo
  APP_ID: org.suyu_emu.suyu
  # Location of the flatpak manifest, root of git repository
  MANIFEST_PATH: $CI_PROJECT_DIR/${APP_ID}.json
  # Name of flatpak bundle
  BUNDLE: "${APP_ID}.flatpak"
  # Docker image to use
  DOCKER_REGISTRY: "docker.io/bilelmoussaoui/flatpak-github-actions"
  # Runtime to use, https://github.com/flatpak/flatpak-github-actions#docker-image
  RUNTIME_NAME: "freedesktop"
  # Runtime version to use
  RUNTIME_VRESION: "23.08"
  DOCKER_IMAGE: ${DOCKER_REGISTRY}:${RUNTIME_NAME}-${RUNTIME_VRESION}
  SCHEDULE_TASK: default

stages:
  - setup
  - build
  - deploy

# This will check for updates using external data checker and send PRs to the repo
update-sources:
  stage: setup
  image:
    # https://github.com/flathub/flatpak-external-data-checker
    name: ghcr.io/flathub/flatpak-external-data-checker
    # Open shell rather than the bin
    entrypoint: [""]
  before_script:
    - git config --global user.name "${GITLAB_USER_LOGIN}"
    - git config --global user.email "${GITLAB_USER_EMAIL}"
  script:
    - /app/flatpak-external-data-checker --update --commit-only $MANIFEST_PATH

    # Creates a merge request targetting the default repo branch and sets up auto merge when pipeline succeeds
    - git push -o merge_request.create -o merge_request.target=${CI_DEFAULT_BRANCH} -o merge_request.merge_when_pipeline_succeeds
      "https://${GITLAB_USER_NAME}:${CI_GIT_TOKEN}@${CI_REPOSITORY_URL#*@}" || true
  artifacts:
    paths:
      - $MANIFEST_PATH
    expire_in: 1 week
  rules:
    # Set up a pipeline schedule for this https://docs.gitlab.com/ee/ci/pipelines/schedules.html
    - if: $CI_PIPELINE_SOURCE == "schedule" || $CI_PIPELINE_SOURCE == "trigger"
      when: always
    - when: never

flatpak:
  stage: build
  image: ${DOCKER_IMAGE}
  variables:
    # Stable Flathub repo
    RUNTIME_REPO: "https://flathub.org/repo/flathub.flatpakrepo"
  before_script:
    # Sets up the stable Flathub repository for dependencies
    - flatpak remote-add --user --if-not-exists flathub ${RUNTIME_REPO}
  script:
    # Sets up GPG signing
    - gpg --list-keys --with-keygrip
    - echo "allow-preset-passphrase" >> ~/.gnupg/gpg-agent.conf
    - gpg-connect-agent reloadagent /bye
    - cat $GPG_PASSPHRASE | /usr/libexec/gpg-preset-passphrase --preset $GPG_KEY_GREP
    - gpg --import --batch ${GPG_PRIVATE_KEY}

    # Build & install build dependencies
    - flatpak-builder build --user --install-deps-from=flathub --gpg-sign=${GPG_KEY_ID} --disable-rofiles-fuse --disable-updates --force-clean --repo=repo ${BRANCH:+--default-branch=$BRANCH} ${MANIFEST_PATH}
    # Generate a Flatpak bundle
    - flatpak build-bundle --gpg-sign=${GPG_KEY_ID} repo ${BUNDLE} --runtime-repo=${RUNTIME_REPO} ${APP_ID} ${BRANCH}

    - flatpak build-update-repo --gpg-sign=${GPG_KEY_ID} --generate-static-deltas --prune repo/
  artifacts:
    paths:
      - repo
    expire_in: 1 week
  tags: [""]
  rules:
    - if: $CI_PIPELINE_SOURCE == "schedule"
      when: never
    - when: always
    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
      when: always
    - if: $CI_COMMIT_BRANCH != $CI_DEFAULT_BRANCH
      when: manual

# Deploys the generated package to Gitlab pages name.gitlab.io/repo_name
pages:
  variables:
    BUILD_OUTPUT_PATH: ${CI_PROJECT_DIR}/repo
  stage: deploy
  image: alpine:latest
  before_script:
    - apk add rsync
    # replace html assets relative path with pages absolute path
    - find $BUILD_OUTPUT_PATH \( -type d -name .git -prune \) -o -type f -print0 | xargs -0 sed -i -e "s#href=\"\/#href=\"$CI_PAGES_URL/#g" -e "s#src=\"\/#src=\"$CI_PAGES_URL/#g"
  script:
    - mkdir public || true
    - rsync -av --exclude='public' --exclude='.git' $BUILD_OUTPUT_PATH/ public
  artifacts:
    paths:
      - public
    expire_in: 1 week
  rules:
    - if: $CI_PIPELINE_SOURCE == "schedule"
      when: never
    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
      when: always