on:
  workflow_call:

env:
  DEFAULT_SV_REPO: https://github.com/OISF/suricata-verify
  DEFAULT_SV_BRANCH: master

jobs:

  prepare-deps:
    name: Prepare dependencies
    runs-on: ubuntu-latest
    steps:
      - name: Dumping github context for debugging
        run: echo $JSON
        env:
          JSON: ${{ toJSON(github) }}
      - run: sudo apt update && sudo apt -y install jq curl
      - name: Parse repo and branch information
        env:
          # We fetch the actual pull request to get the latest body as
          # github.event.pull_request.body has the body from the
          # initial pull request.
          PR_HREF: ${{ github.event.pull_request._links.self.href }}
        run: |
          if test "${PR_HREF}"; then
              body=$(curl -s "${PR_HREF}" | jq -r .body | tr -d '\r')

              echo "Parsing branch and PR info from:"
              echo "${body}"

              LIBHTP_REPO=$(echo "${body}" | awk -F = '/^LIBHTP_REPO=/ { print $2 }')
              LIBHTP_BRANCH=$(echo "${body}" | awk -F = '/^LIBHTP_BRANCH=/ { print $2 }')

              SU_REPO=$(echo "${body}" | awk -F = '/^SU_REPO=/ { print $2 }')
              SU_BRANCH=$(echo "${body}" | awk -F = '/^SU_BRANCH=/ { print $2 }')

              SV_REPO=$(echo "${body}" | awk -F = '/^SV_REPO=/ { print $2 }')
              SV_BRANCH=$(echo "${body}" | awk -F = '/^SV_BRANCH=/ { print $2 }')
          else
              echo "No pull request body, will use inputs or defaults."
              LIBHTP_REPO=${{ inputs.LIBHTP_REPO }}
              LIBHTP_BRANCH=${{ inputs.LIBHTP_BRANCH }}
              SU_REPO=${{ inputs.SU_REPO }}
              SU_BRANCH=${{ inputs.SU_BRANCH }}
              SV_REPO=${{ inputs.SV_REPO }}
              SV_BRANCH=${{ inputs.SV_BRANCH }}
          fi

          # If the _REPO variables don't contain a full URL, add GitHub.
          if [ "${LIBHTP_REPO}" ] && ! echo "${LIBHTP_REPO}" | grep -q '^https://'; then
              LIBHTP_REPO="https://github.com/${LIBHTP_REPO}"
          fi
          if [ "${SU_REPO}" ] && ! echo "${SU_REPO}" | grep -q '^https://'; then
              SU_REPO="https://github.com/${SU_REPO}"
          fi
          if [ "${SV_REPO}" ] && ! echo "${SV_REPO}" | grep -q '^https://'; then
              SV_REPO="https://github.com/${SV_REPO}"
          fi

          echo LIBHTP_REPO=${LIBHTP_REPO} | tee -a ${GITHUB_ENV}
          echo LIBHTP_BRANCH=${LIBHTP_BRANCH} | tee -a ${GITHUB_ENV}

          echo SU_REPO=${SU_REPO} | tee -a ${GITHUB_ENV}
          echo SU_BRANCH=${SU_BRANCH} | tee -a ${GITHUB_ENV}

          echo SV_REPO=${SV_REPO:-${DEFAULT_SV_REPO}} | tee -a ${GITHUB_ENV}
          echo SV_BRANCH=${SV_BRANCH:-${DEFAULT_SV_BRANCH}} | tee -a ${GITHUB_ENV}

      - name: Annotate output
        run: |
          echo "::notice:: LIBHTP_REPO=${LIBHTP_REPO}"
          echo "::notice:: LIBHTP_BRANCH=${LIBHTP_BRANCH}"
          echo "::notice:: SU_REPO=${SU_REPO}"
          echo "::notice:: SU_BRANCH=${SU_BRANCH}"
          echo "::notice:: SV_REPO=${SV_REPO}"
          echo "::notice:: SV_BRANCH=${SV_BRANCH}"

      # Now checkout Suricata for the bundle script.
      - name: Checking out Suricata
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683
      - run: git config --global --add safe.directory /__w/suricata/suricata

      - name: Fetching libhtp
        run: |
          DESTDIR=./bundle ./scripts/bundle.sh libhtp
          tar zcf libhtp.tar.gz -C bundle libhtp
      - name: Fetching suricata-update
        run: |
          DESTDIR=./bundle ./scripts/bundle.sh suricata-update
          tar zcf suricata-update.tar.gz -C bundle suricata-update

      - name: Fetching suricata-verify
        run: |
          # Looking for a pull request number. in the SV_BRANCH
          # value. This could be "pr/NNN", "pull/NNN" or a link to an
          # OISF/suricata-verify pull request.
          pr=$(echo "${SV_BRANCH}" | sed -n \
              -e 's/^https:\/\/github.com\/OISF\/suricata-verify\/pull\/\([0-9]*\)$/\1/p' \
              -e 's/^pull\/\([0-9]*\)$/\1/p' \
              -e 's/^pr\/\([0-9]*\)$/\1/p')
          if [ "${pr}" ]; then
              SV_BRANCH="refs/pull/${pr}/head"
              echo "Using suricata-verify pull-request ${SV_BRANCH}"
          else
              echo "Using suricata-verify branch ${SV_BRANCH}"
          fi
          git clone --depth 1 ${SV_REPO} suricata-verify
          cd suricata-verify
          git fetch --depth 1 origin ${SV_BRANCH}
          git -c advice.detachedHead=false checkout FETCH_HEAD
          cd ..
          tar zcf suricata-verify.tar.gz suricata-verify
      - name: Uploading prep archive
        uses: actions/upload-artifact@65c4c4a1ddee5b72f698fdd19549f0f0fb45cf08
        with:
          name: prep
          path: |
            libhtp.tar.gz
            suricata-update.tar.gz
            suricata-verify.tar.gz