name: Publish Release Candidate

on:
  push:
    branches:
      - "release/**"

permissions:
  contents: write

jobs:
  build-release-candidate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
        with:
          submodules: recursive
          fetch-depth: 0

      - uses: actions/setup-python@v6
        with:
          python-version: "3.14"

      - name: Install uv
        uses: astral-sh/setup-uv@v7
        with:
          version: "latest"
          enable-cache: false

      - name: Install PlatformIO Core
        run: uv pip install --system -U https://github.com/pioarduino/platformio-core/archive/refs/tags/v6.1.19.zip

      - name: Extract env
        run: |
          VERSION="$(python3 - <<'PY'
          import configparser

          config = configparser.ConfigParser()
          config.read("platformio.ini")
          version = config["crosspoint"]["version"].strip()
          if version.count(".") == 1:
              version = f"{version}.0"
          print(version)
          PY
          )"

          NEXT_RC="$(python3 - "$VERSION" <<'PY'
          import re
          import subprocess
          import sys

          version = sys.argv[1]
          pattern = re.compile(rf"^{re.escape(version)}-rc\.(\d+)(?:\.\d+)?$")

          highest = 0
          tags = subprocess.check_output(
              ["git", "tag", "-l", f"{version}-rc.*"],
              text=True,
          )
          for tag in tags.splitlines():
              match = pattern.match(tag)
              if match:
                  highest = max(highest, int(match.group(1)))

          print(highest + 1)
          PY
          )"

          echo "RC_TAG=${VERSION}-rc.${NEXT_RC}" >> $GITHUB_ENV
          echo "RELEASE_NOTES_PATH=${RUNNER_TEMP}/release-notes.md" >> $GITHUB_ENV

      - name: Build CrossPoint Release Candidate
        env:
          CROSSPOINT_RC_VERSION: ${{ env.RC_TAG }}
        run: pio run -e gh_release_rc

      - name: Patch min_chip_rev_full to 0
        run: python3 scripts/patch_min_chip_rev.py .pio/build/gh_release_rc/firmware.bin

      - name: Generate release notes
        env:
          GITHUB_TOKEN: ${{ github.token }}
        run: |
          python3 scripts/generate_release_notes.py \
            --output "${RELEASE_NOTES_PATH}" \
            --target-sha "${GITHUB_SHA}" \
            --current-label "${RC_TAG}" \
            --release-scope any \
            --exclude-tag "${RC_TAG}"

      - name: Publish prerelease assets
        if: ${{ env.ACT != 'true' }}
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ env.RC_TAG }}
          target_commitish: ${{ github.sha }}
          name: CrossPoint ${{ env.RC_TAG }}
          body_path: ${{ env.RELEASE_NOTES_PATH }}
          prerelease: true
          files: |
            .pio/build/gh_release_rc/bootloader.bin
            .pio/build/gh_release_rc/firmware.bin
            .pio/build/gh_release_rc/firmware.elf
            .pio/build/gh_release_rc/firmware.map
            .pio/build/gh_release_rc/partitions.bin
          fail_on_unmatched_files: true