name: PR for aur-bin repo

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      src-tag:
        description: 'Source or Release tag'
        required: false

jobs:
  get-version:
    uses: ./.github/workflows/get-version.yml
    with:
      version: ${{ inputs.src-tag }}

  create-aur-bin-pr:
    name: Create PR for aur-bin repo
    if: (github.event_name == 'workflow_dispatch') || (github.event_name == 'release' && needs.get-version.outputs.versionType == 'stable')
    runs-on: ubuntu-latest
    needs: [get-version]
    container:
      image: archlinux:base-devel
    env:
      SEMVER_STR: ${{ needs.get-version.outputs.semVerStr }}
      PKGDEST: ${{ github.workspace }}/pkgdest
      SRCDEST: ${{ github.workspace }}/srcdest
    steps:
      - name: Prepare pacman
        run: |
          pacman-key --init
          pacman-key --populate archlinux
          pacman -Syu --noconfirm --needed git base-devel sudo gnupg maven unzip github-cli curl pacman-contrib
      - name: Checkout cryptomator/aur-bin
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          repository: 'cryptomator/aur-bin'
          token: ${{ secrets.CRYPTOBOT_PR_TOKEN }}
      - name: Create build user
        run: |
          useradd -m builder
          echo 'builder ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers.d/builder
          chown -R builder:builder "$GITHUB_WORKSPACE"
          install -d -m 0755 -o builder -g builder "$PKGDEST" "$SRCDEST"
      - name: Import Cryptomator release signing key
        # try first ubuntu. on failure try openpgp keyservers
        run: >
          sudo -u builder gpg --batch --keyserver hkps://keyserver.ubuntu.com --recv-keys 58117AFA1F85B3EEC154677D615D449FE6E6A235
          || sudo -u builder gpg --batch --keyserver hkps://keys.openpgp.org --recv-keys 58117AFA1F85B3EEC154677D615D449FE6E6A235
      - name: Checkout release branch
        run: |
          git config --global safe.directory '*'
          git checkout -b "release/${SEMVER_STR}"
      - name: Determine pkgrel
        id: pkgrel
        run: |
          CURRENT_VERSION="$(sed -nE 's/^pkgver=(.*)$/\1/p' PKGBUILD | head -n1)"
          CURRENT_REL="$(sed -nE 's/^pkgrel=([0-9]+).*$/\1/p' PKGBUILD | head -n1)"

          if [[ "$CURRENT_VERSION" == "$TARGET_VERSION" && "$CURRENT_REL" =~ ^[0-9]+$ ]]; then
            NEXT_REL=$((CURRENT_REL + 1))
          else
            NEXT_REL=1
          fi

          echo "value=${NEXT_REL}" >> "$GITHUB_OUTPUT"
          echo "dist-version=${TARGET_VERSION}-${NEXT_REL}" >> "$GITHUB_OUTPUT"
        env:
          TARGET_VERSION: ${{ needs.get-version.outputs.semVerStr }}
      - name: Update build file
        run: |
          sed -i -e "s|^pkgver=.*$|pkgver=${PKG_VERSION}|" PKGBUILD
          sed -i -e "s|^pkgrel=.*$|pkgrel=${PKG_RELEASE}|" PKGBUILD
          sudo -u builder updpkgsums
          sudo -u builder makepkg --printsrcinfo > .SRCINFO
        env:
          PKG_VERSION: ${{ needs.get-version.outputs.semVerNum }}
          PKG_RELEASE: ${{ steps.pkgrel.outputs.value }}
      - name: Build package with makepkg
        run: >
          sudo -u builder
          env PKGDEST="$PKGDEST" SRCDEST="$SRCDEST"
          makepkg --syncdeps --cleanbuild --noconfirm --log
      - name: Commit and push
        run: |
          git config user.name "cryptobot"
          git config user.email "cryptobot@users.noreply.github.com"
          git config push.autoSetupRemote true
          git stage PKGBUILD .SRCINFO
          git commit -m "Prepare release ${DIST_VERSION}"
          git push
        env:
          DIST_VERSION: ${{ steps.pkgrel.outputs.dist-version }}
      - name: Create pull request
        id: create-pr
        run: |
          printf "Created by $GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" > pr_body.md
          PR_URL=$(gh pr create --title "Release ${DIST_VERSION}" --body-file pr_body.md)
          echo "url=$PR_URL" >> "$GITHUB_OUTPUT"
        env:
          DIST_VERSION: ${{ steps.pkgrel.outputs.dist-version }}
          GH_TOKEN: ${{ secrets.CRYPTOBOT_PR_TOKEN }}
      - name: Slack Notification
        uses: rtCamp/action-slack-notify@e31e87e03dd19038e411e38ae27cbad084a90661 # v2.3.3
        env:
          SLACK_WEBHOOK: ${{ secrets.SLACK_WEBHOOK_CRYPTOMATOR_DESKTOP }}
          SLACK_USERNAME: 'Cryptobot'
          SLACK_ICON: ''
          SLACK_ICON_EMOJI: ':bot:'
          SLACK_CHANNEL: 'cryptomator-desktop'
          SLACK_TITLE: "AUR-bin release PR for ${{ github.event.repository.name }} ${{ needs.get-version.outputs.semVerStr }} created."
          SLACK_MESSAGE: "See <${{ steps.create-pr.outputs.url }}|PR> on how to proceed."
          SLACK_FOOTER: ''
          MSG_MINIMAL: true