ci.yml

name: "Build manufacturing files"

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches:
      - "**"
    paths:
      - '**.kicad_sch'
      - '**.kicad_pcb'
      - 'footprints.pretty/*'
      - 'footprints_project_specific.pretty/*'
      - 'libraries/*'
      - '.github/workflows/ci.yml'
      - 'config.kibot.yaml'
      - 'bom.ini'
    # Ignore the push event when creating tags
    tags-ignore:
      - 'v?[0-9]+.[0-9]+.[0-9]+'
  release:
    types:
      - published

env:
  SCHEMATIC_FILE: backplane.kicad_sch
  PCB_FILE: backplane.kicad_pcb
  KIBOT_CONFIG: config.kibot.yaml

jobs:
  tests:
    name: Run tests
    runs-on: ubuntu-latest
    outputs:
      revision: ${{ steps.extract_sch_revision.outputs.value }}
      basename: ${{ steps.repo-basename.outputs.value }}

    steps:
      - name: Download repository
        uses: actions/checkout@v4

      - name: Parse repository name
        id: repo-basename
        run: |
          echo "value=$(basename ${{ github.repository }})" >> $GITHUB_OUTPUT
        shell: bash

      - name: Extract schematic revision
        id: extract_sch_revision
        run: |
          echo "value=$(perl -0777 -ne "print /\(title_block.+\(rev \"(.+?)\"\)/sg" ${{ env.SCHEMATIC_FILE }})" >>${GITHUB_OUTPUT}
        shell: bash

      - name: Extract PCB revision
        id: extract_pcb_revision
        run: |
          echo "value=$(perl -0777 -ne "print /\(title_block.+\(rev \"(.+?)\"\)/sg" ${{ env.PCB_FILE }})" >>${GITHUB_OUTPUT}
        shell: bash

      - name: Test if the revision number was extracted
        if: steps.extract_sch_revision.outputs.value == ''
        run: |
          echo "::error::Failed to extract revision number from schematic file: ${{ env.SCHEMATIC_FILE }}"
          exit 1
        shell: bash

      - name: Test schematic revision == pcb revision
        if: steps.extract_sch_revision.outputs.value != steps.extract_pcb_revision.outputs.value
        run: |
          echo "::error::Revision number of the schematic (${{ steps.extract_sch_revision.outputs.value }}) does not match PCB (${{ steps.extract_pcb_revision.outputs.value }}) revision."
          exit 1
        shell: bash

  ERC:
    name: Run ERC
    runs-on: ubuntu-latest
    needs: tests

    steps:
      - name: Download repository
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Run ERC
        uses: INTI-CMNB/KiBot@v2_k7
        with:
          config: ${{ env.KIBOT_CONFIG }}
          schema: ${{ env.SCHEMATIC_FILE }}
          dir: generated
          skip: run_drc
          targets: __NONE__  # Only run preflights

      - name: Retrieve results
        uses: actions/upload-artifact@v4
        with:
          name: ERC_Output
          path: generated

  DRC:
    name: Run DRC
    runs-on: ubuntu-latest
    needs: ERC

    steps:
      - name: Download repository
        uses: actions/checkout@v4
        with:
          submodules: true

      - name: Run DRC
        uses: INTI-CMNB/KiBot@v2_k7
        with:
          config: ${{ env.KIBOT_CONFIG }}
          board: ${{ env.PCB_FILE }}
          dir: generated
          skip: run_erc
          targets: __NONE__  # Only run preflights

      - name: Retrieve results
        uses: actions/upload-artifact@v4
        with:
          name: DRC_Output
          path: generated

  fabrication_output:
    name: 'Produce fabrication outputs'
    runs-on: ubuntu-latest
    needs: [ERC, DRC]
    strategy:
      matrix:
        variant: [ 'default', 'HBME', 'TFP' ]
    steps:
      - name: Download repository
        uses: actions/checkout@v4
        with:
          submodules: true

      - uses: INTI-CMNB/KiBot@v2_k7
        with:
          config: ${{ env.KIBOT_CONFIG }}
          schema: ${{ env.SCHEMATIC_FILE }}
          board: ${{ env.PCB_FILE }}
          skip: run_erc,run_drc
          variant: ${{ matrix.variant }}
          verbose: 0  # use 3 for debugging

      - name: Upload bill of materials files as artifact
        uses: actions/upload-artifact@v4
        with:
          name: bom-${{ matrix.variant }}
          path: bom_files_compressed

      - name: Upload schematic files as artifact
        uses: actions/upload-artifact@v4
        with:
          name: schematics-${{ matrix.variant }}
          path: schematics

      - name: Upload schematic files as artifact
        uses: actions/upload-artifact@v4
        with:
          name: gerber_files-${{ matrix.variant }}
          path: gerber_files_compressed

  release:
    name: 'Upload manufacturing files to release'
    runs-on: ubuntu-latest
    needs: [tests, fabrication_output]
    if: github.event.action == 'published'
    strategy:
      matrix:
        variant: [ 'default', 'HBME', 'TFP' ]
    steps:
      - name: Download manufacturing files artifact
        uses: actions/download-artifact@v4
        with:
          path: artifacts

      - name: Merge artifacts
        run: |
          mkdir ./manufacturing_files
          mv artifacts/*/* ./manufacturing_files
        shell: bash

      - name: Display structure of downloaded files
        run: ls -R
        working-directory: ./manufacturing_files
        shell: bash

      - name: Append BOM (bill of materials) as asset
        if: github.event.action == 'published'
        run: |
          mv "./manufacturing_files/bom/bom_(${{ matrix.variant }}).zip" ${{ needs.tests.outputs.basename }}_bom_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.zip
          gh release upload ${{ github.ref_name }} ${{ needs.tests.outputs.basename }}_bom_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.zip#"Bill of materials for the ${{ matrix.variant }} variant (zip)" --repo ${{ github.repository }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash

      - name: Append schematics as asset
        if: github.event.action == 'published'
        run: |
          mv "./manufacturing_files/schematics/schematics_(${{ matrix.variant }}).pdf" ${{ needs.tests.outputs.basename }}_schematics_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.pdf
          gh release upload ${{ github.ref_name }} ${{ needs.tests.outputs.basename }}_schematics_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.pdf#"Schematics for the ${{ matrix.variant }} variant (pdf)" --repo ${{ github.repository }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash

      - name: Append position files as asset
        if: github.event.action == 'published'
        run: |
          mv "./manufacturing_files/gerber_files/pos_(${{ matrix.variant }}).zip" ${{ needs.tests.outputs.basename }}_position_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.zip
          gh release upload ${{ github.ref_name }} ${{ needs.tests.outputs.basename }}_position_${{ needs.tests.outputs.revision }}_${{ matrix.variant }}.zip#"Pick & Place position files for the ${{ matrix.variant }} variant (zip)" --repo ${{ github.repository }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash

      - name: Append Gerber files as asset
        if: github.event.action == 'published' && matrix.variant == 'default'
        run: |
          mv "./manufacturing_files/gerber_files/gerbers.zip" ${{ needs.tests.outputs.basename }}_gerber_${{ needs.tests.outputs.revision }}_all.zip
          gh release upload ${{ github.ref_name }} ${{ needs.tests.outputs.basename }}_gerber_${{ needs.tests.outputs.revision }}_all.zip#"Gerber files for all variants (zip)" --repo ${{ github.repository }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        shell: bash