name: Build One Target

on:
  workflow_dispatch:
    inputs:
      # trunk-ignore(checkov/CKV_GHA_7)
      target:
        type: string
        required: false
        description: Choose the target board, e.g. nrf52_promicro_diy_tcxo. If blank, will find available targets.
      arch:
        type: choice
        options:
          - all
          - esp32
          - esp32s3
          - esp32c3
          - esp32c6
          - nrf52840
          - rp2040
          - rp2350
          - stm32
        description: Choose an arch to limit the search, or 'all' to search all architectures.
        default: all

permissions: read-all

jobs:
  find-targets:
    strategy:
      fail-fast: false
      matrix:
        arch:
          - all
    runs-on: ubuntu-24.04
    steps:
      - uses: actions/checkout@v6
      - uses: actions/setup-python@v6
        with:
          python-version: 3.x
          cache: pip
      - run: pip install -U platformio
      - name: Generate matrix
        id: jsonStep
        env:
          BUILDTARGET: ${{ inputs.target }}
          MATRIXARCH: ${{ inputs.arch }}
        run: |
          TARGETS=$(./bin/generate_ci_matrix.py ${{matrix.arch}} --level extra)
          if [ "$BUILDTARGET" = "" ]; then
            echo "Name: $GITHUB_REF_NAME" >> $GITHUB_STEP_SUMMARY
            echo "Base: $GITHUB_BASE_REF" >> $GITHUB_STEP_SUMMARY
            echo "Arch: $MATRIXARCH" >> $GITHUB_STEP_SUMMARY
            echo "Ref: $GITHUB_REF" >> $GITHUB_STEP_SUMMARY
            echo "## 🎯 The following target boards are available to build:" >> $GITHUB_STEP_SUMMARY
            echo "| Platform | Board |" >> $GITHUB_STEP_SUMMARY
            echo "| -------- | ----- |" >> $GITHUB_STEP_SUMMARY
            echo $TARGETS | jq -r 'sort_by(.board) | sort_by(.platform) |.[] | "| " + .platform + " | " + .board + " |" ' >> $GITHUB_STEP_SUMMARY
          else
            echo "We build this one:" >> $GITHUB_STEP_SUMMARY
            ARCH=$(echo "$TARGETS" | jq --arg BUILDTARGET "$BUILDTARGET" -r '.[] | select(.board==$BUILDTARGET) | .platform')
            echo "| Platform | Board |" >> $GITHUB_STEP_SUMMARY
            echo "| -------- | ----- |" >> $GITHUB_STEP_SUMMARY
            echo "| $ARCH | "$BUILDTARGET" |" >> $GITHUB_STEP_SUMMARY
            echo "" >> $GITHUB_STEP_SUMMARY
            if [[ "$ARCH" == "" ]]; then
              echo "## ❌ Error: Target "$BUILDTARGET" not found!" >> $GITHUB_STEP_SUMMARY
            else
              echo "## ✅ Target "$BUILDTARGET" found, proceeding to build." >> $GITHUB_STEP_SUMMARY
            fi
            echo "You may need to refresh this page to make the built firmware appear below." >> $GITHUB_STEP_SUMMARY
            echo "arch=$ARCH" >> $GITHUB_OUTPUT
          fi
    outputs:
      arch: ${{ steps.jsonStep.outputs.arch }}

  version:
    if: ${{ inputs.target != '' }}
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - name: Get release version string
        run: |
          echo "long=$(./bin/buildinfo.py long)" >> $GITHUB_OUTPUT
          echo "deb=$(./bin/buildinfo.py deb)" >> $GITHUB_OUTPUT
        id: version
        env:
          BUILD_LOCATION: local
    outputs:
      long: ${{ steps.version.outputs.long }}
      deb: ${{ steps.version.outputs.deb }}

  build:
    if: ${{ inputs.target != '' && inputs.arch != 'native' }}
    needs: [version, find-targets]
    uses: ./.github/workflows/build_firmware.yml
    with:
      version: ${{ needs.version.outputs.long }}
      pio_env: ${{ inputs.target }}
      platform: ${{ needs.find-targets.outputs.arch }}

  gather-artifacts:
    permissions:
      contents: read
      pull-requests: write
    runs-on: ubuntu-latest
    needs: [version, build]
    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          ref: ${{github.event.pull_request.head.ref}}
          repository: ${{github.event.pull_request.head.repo.full_name}}

      - uses: actions/download-artifact@v8
        with:
          path: ./
          pattern: firmware-*-*
          merge-multiple: true

      - name: Display structure of downloaded files
        run: ls -R

      - name: Move files up
        run: mv -b -t ./ ./bin/device-*.sh ./bin/device-*.bat

      - name: Repackage in single firmware zip
        uses: actions/upload-artifact@v7
        with:
          name: firmware-${{inputs.target}}-${{ needs.version.outputs.long }}
          overwrite: true
          path: |
            ./firmware-*.bin
            ./firmware-*.uf2
            ./firmware-*.hex
            ./firmware-*.zip
            ./device-*.sh
            ./device-*.bat
            ./littlefs-*.bin
            ./bleota*bin
            ./Meshtastic_nRF52_factory_erase*.uf2
          retention-days: 30

      - uses: actions/download-artifact@v8
        with:
          pattern: firmware-*-${{ needs.version.outputs.long }}
          merge-multiple: true
          path: ./output

      # For diagnostics
      - name: Show artifacts
        run: ls -lR

      - name: Device scripts permissions
        run: |
          chmod +x ./output/device-install.sh || true
          chmod +x ./output/device-update.sh || true

      - name: Zip firmware
        run: zip -j -9 -r ./firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip ./output

      - name: Repackage in single elfs zip
        uses: actions/upload-artifact@v7
        with:
          name: debug-elfs-${{inputs.target}}-${{ needs.version.outputs.long }}.zip
          overwrite: true
          path: ./*.elf
          retention-days: 30

      - uses: scruplelesswizard/comment-artifact@main
        if: ${{ github.event_name == 'pull_request' }}
        with:
          name: firmware-${{inputs.target}}-${{ needs.version.outputs.long }}
          description: "Download firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip. This artifact will be available for 90 days from creation"
          github-token: ${{ secrets.GITHUB_TOKEN }}