container:
  image: termux/package-builder:latest
  cpu: 8
  memory: 16

# Build packages.
build_task:
  # 2 hours is a maximal timeout for free use.
  timeout_in: 120m

  environment:
    matrix:
      TERMUX_ARCH: aarch64
      TERMUX_ARCH: arm
      TERMUX_ARCH: i686
      TERMUX_ARCH: x86_64

  # Do not use built-in git client provided by Cirrus as it
  # causes problems when determining changed files.
  clone_script: |
    if [[ -z "$CIRRUS_PR" ]]; then
      git clone --recursive --branch="$CIRRUS_BRANCH" "https://x-access-token:${CIRRUS_REPO_CLONE_TOKEN}@github.com/${CIRRUS_REPO_FULL_NAME}.git" "$CIRRUS_WORKING_DIR"
      git reset --hard "$CIRRUS_CHANGE_IN_REPO"
    else
      git clone --recursive "https://x-access-token:${CIRRUS_REPO_CLONE_TOKEN}@github.com/${CIRRUS_REPO_FULL_NAME}.git" "$CIRRUS_WORKING_DIR"
      git fetch origin "pull/$CIRRUS_PR/head:pull/$CIRRUS_PR"
      git reset --hard "$CIRRUS_CHANGE_IN_REPO"
    fi

  # Determine changes in repository and build modified packages.
  build_script: |
    if grep -qiP '^%ci:reset-backlog$' <(echo "$CIRRUS_CHANGE_MESSAGE"); then
        # If commit message contains line '%ci:reset-backlog', no builds
        # should be done and CI should stop with "green" status.
        MODIFIED_PACKAGES=""
    else
        MODIFIED_PACKAGES=$(./scripts/build/ci/determine_git_changes.sh)
    fi
    for package in $MODIFIED_PACKAGES; do
        if [ -n "$CIRRUS_PR" ]; then
            # Perform full builds for PR.
            ./build-package.sh -a "$TERMUX_ARCH" "$package"
        else
            ./build-package.sh -I -a "$TERMUX_ARCH" "$package"
        fi
    done
    if [ -d ./debs ]; then
        # Upload packages to cache.
        tar zcf "debs-${TERMUX_ARCH}.tar.gz" debs
        curl -s --upload-file "debs-${TERMUX_ARCH}.tar.gz" "http://$CIRRUS_HTTP_CACHE_HOST/debs-${TERMUX_ARCH}"
    fi

  # Also make them downloadable from the UI.
  output_artifacts:
    path: "./debs/*.deb"

# Publish packages to Bintray.
publish_task:
  only_if: $CIRRUS_BRANCH == 'master'

  timeout_in: 60m

  depends_on:
    - build

  environment:
    BINTRAY_USERNAME: ENCRYPTED[5f767b4b9d6437b98e81c7a9c510363be8c71458efe17b73692898f5bd2720b359a962677b68930e298febf440bea75b]
    BINTRAY_API_KEY: ENCRYPTED[c056d345d7a15f90b818dd9382129c27ce4ce2b802831ec890786414fc214c4203714c353a8fef3a6b9b1b1d68e4685e]
    BINTRAY_GPG_SUBJECT: ENCRYPTED[adefd71182b37f4cfe2ef734bb400f5d273c562d45536edce46fd63d260a0c0717df7e73f2bb492afb4f5c0ef6d0460d]
    BINTRAY_GPG_PASSPHRASE: ENCRYPTED[854c09c78b3318a30d3c9094b1010dfebd4c71ad9173b64479eaafaa7e941b050afaa936ad635af3709382492828316f]

  # Publish.
  upload_to_bintray_script: |
    if grep -qiP '^%ci:reset-backlog$' <(echo "$CIRRUS_CHANGE_MESSAGE"); then
        # If commit message contains line '%ci:reset-backlog', no builds
        # should be done and CI should stop with "green" status.
        MODIFIED_PACKAGES=""
    else
        MODIFIED_PACKAGES=$(./scripts/build/ci/determine_git_changes.sh)
    fi
    if [ -n "$MODIFIED_PACKAGES" ]; then
        for arch in aarch64 arm i686 x86_64; do
            curl -s -o "/tmp/debs-${arch}.tar.gz" "http://$CIRRUS_HTTP_CACHE_HOST/debs-${arch}"
            tar xvf "/tmp/debs-${arch}.tar.gz"
            rm -f "/tmp/debs-${arch}.tar.gz"
        done
        ./scripts/package_uploader.sh $MODIFIED_PACKAGES
    fi