name: reuse-copr-build@TF

on:
  workflow_call:
    secrets:
      FEDORA_COPR_LOGIN:
        required: true
      FEDORA_COPR_TOKEN:
        required: true
    outputs:
      artifacts:
        description: "A string with test artifacts to install in tft test env"
        value: ${{ jobs.reusable_workflow_copr_build_job.outputs.artifacts }}

jobs:
  reusable_workflow_copr_build_job:
    # This job only runs for '/rerun' pull request comments by owner, member, or collaborator of the repo/organization.
    name: Build copr builds for tft tests
    runs-on: ubuntu-20.04
    outputs:
      artifacts: ${{ steps.gen_artifacts.outputs.artifacts }}
    if: |
      github.event.issue.pull_request
      && startsWith(github.event.comment.body, '/rerun')
      && contains(fromJson('["OWNER", "MEMBER", "COLLABORATOR"]'), github.event.comment.author_association)
    steps:
      - name: Update repository
        id: repo_update
        run: sudo apt-get update

      - name: Install necessary deps
        id: deps_install
        run: sudo apt-get install -y libkrb5-dev

      - name: Get pull request number
        id: pr_nr
        run: |
          PR_URL="${{ github.event.comment.issue_url }}"
          echo "::set-output name=pr_nr::${PR_URL##*/}"

      - name: Checkout
        # TODO: The correct way to checkout would be to use similar approach as in get_commit_by_timestamp function of
        #       the github gluetool module (i.e. do not use HEAD but the last commit before comment).
        id: checkout
        uses: actions/checkout@v2
        with:
          ref: "refs/pull/${{ steps.pr_nr.outputs.pr_nr }}/head"

      - name: Get ref and sha
        id: ref_sha
        run: |
          echo "::set-output name=sha::$(git rev-parse --short HEAD)"
          echo "::set-output name=ref::refs/pull/${{ steps.pr_nr.outputs.pr_nr }}/head"

      - name: Trigger copr build
        id: copr_build
        env:
          COPR_CONFIG: "copr_fedora.conf"
          COPR_CHROOT: "epel-7-x86_64,epel-8-x86_64"
          COPR_REPO: "@oamg/leapp"
        run: |
          cat << EOF > $COPR_CONFIG
          [copr-cli]
          login = ${{ secrets.FEDORA_COPR_LOGIN }}
          username = oamgbot
          token = ${{ secrets.FEDORA_COPR_TOKEN }}
          copr_url = https://copr.fedorainfracloud.org
          # expiration date: 2030-07-04
          EOF

          pip install copr-cli
          PR=${{ steps.pr_nr.outputs.pr_nr }} COPR_CONFIG=$COPR_CONFIG COPR_REPO="$COPR_REPO" COPR_CHROOT=$COPR_CHROOT make copr_build | tee copr.log

          COPR_URL=$(grep -Po 'https://copr.fedorainfracloud.org/coprs/build/\d+' copr.log)
          echo "::set-output name=copr_url::${COPR_URL}"
          echo "::set-output name=copr_id::${COPR_URL##*/}"

      - name: Add comment with copr build url
        # TODO: Create comment when copr build fails.
        id: link_copr
        uses: actions/github-script@v4
        with:
          script: |
            github.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: 'Copr build succeeded: ${{ steps.copr_build.outputs.copr_url }}'
            })

      - name: Get dependent leapp pr number from rerun comment
        uses: actions-ecosystem/action-regex-match@v2
        id: leapp_pr_regex_match
        with:
          text: ${{ github.event.comment.body }}
          regex: '^/(rerun|rerun-sst)\s+([0-9]+)\s*$'

      - name: If leapp_pr was specified in the comment - trigger copr build
        # TODO: XXX FIXME This should schedule copr build for leapp but for now it will be just setting an env var
        id: leapp_pr
        if: ${{ steps.leapp_pr_regex_match.outputs.match != '' }}
        run: |
          echo "::set-output name=leapp_pr::${{ steps.leapp_pr_regex_match.outputs.group2 }}"

      - name: Checkout leapp
        id: checkout_leapp
        if: ${{ steps.leapp_pr_regex_match.outputs.match != '' }}
        uses: actions/checkout@v2
        with:
          repository: "oamg/leapp"
          ref: "refs/pull/${{ steps.leapp_pr.outputs.leapp_pr }}/head"

      - name: Get ref and sha for leapp
        id: ref_sha_leapp
        if: ${{ steps.leapp_pr_regex_match.outputs.match != '' }}
        run: |
          echo "::set-output name=sha::$(git rev-parse --short HEAD)"
          echo "::set-output name=ref::refs/pull/${{ steps.leapp_pr.outputs.leapp_pr }}/head"

      - name: Trigger copr build for leapp
        id: copr_build_leapp
        if: ${{ steps.leapp_pr_regex_match.outputs.match != '' }}
        env:
          COPR_CONFIG: "copr_fedora.conf"
          COPR_CHROOT: "epel-7-x86_64,epel-8-x86_64"
          COPR_REPO: "@oamg/leapp"
        run: |
          cat << EOF > $COPR_CONFIG
          [copr-cli]
          login = ${{ secrets.FEDORA_COPR_LOGIN }}
          username = oamgbot
          token = ${{ secrets.FEDORA_COPR_TOKEN }}
          copr_url = https://copr.fedorainfracloud.org
          # expiration date: 2030-07-04
          EOF

          pip install copr-cli
          PR=${{ steps.leapp_pr.outputs.leapp_pr }} COPR_CONFIG=$COPR_CONFIG COPR_REPO="$COPR_REPO" COPR_CHROOT=$COPR_CHROOT make copr_build | tee copr.log

          COPR_URL=$(grep -Po 'https://copr.fedorainfracloud.org/coprs/build/\d+' copr.log)
          echo "::set-output name=copr_url::${COPR_URL}"
          echo "::set-output name=copr_id::${COPR_URL##*/}"

      - name: Add comment with copr build url for leapp
        # TODO: Create comment when copr build fails.
        id: link_copr_leapp
        if: ${{ steps.leapp_pr_regex_match.outputs.match != '' }}
        uses: actions/github-script@v4
        with:
          script: |
            github.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: 'Copr build succeeded: ${{ steps.copr_build_leapp.outputs.copr_url }}'
            })

      - name: Generate artifacts output
        id: gen_artifacts
        env:
          ARTIFACTS: ${{ steps.leapp_pr_regex_match.outputs.match != '' && format('{0};{1}', steps.copr_build_leapp.outputs.copr_id, steps.copr_build.outputs.copr_id) || steps.copr_build.outputs.copr_id }}
        run: |
          echo "::set-output name=artifacts::${{ env.ARTIFACTS }}"