auto-pr-rebuild-script.yml

name: Rebuild ACIR artifacts

on:
  pull_request:
  push:
    branches:
      - master

jobs:
  check-artifacts-requested:
    name: Check if artifacts should be published
    runs-on: ubuntu-22.04
    outputs:
      publish: ${{ steps.check.outputs.result }}
    
    steps:
      - name: Check if artifacts should be published
        id: check
        uses: actions/github-script@v6
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const { REF_NAME } = process.env;
            if (REF_NAME == "master") {
              console.log(`publish = true`)
              return true;
            }

            const labels = context.payload.pull_request.labels.map(label => label.name);
            const publish = labels.includes('publish-acir');

            console.log(`publish = ${publish}`)
            return publish;
          result-encoding: string
        env:
          REF_NAME: ${{ github.ref_name }}
          
  build-nargo:
    name: Build nargo binary
    if:  ${{ needs.check-artifacts-requested.outputs.publish == 'true' }}
    runs-on: ubuntu-22.04
    needs: [check-artifacts-requested]
    strategy:
      matrix:
        target: [x86_64-unknown-linux-gnu]
        
    steps:
      - name: Checkout Noir repo
        uses: actions/checkout@v4

      - name: Setup toolchain
        uses: dtolnay/rust-toolchain@1.71.1

      - uses: Swatinem/rust-cache@v2
        with:
          key: ${{ matrix.target }}
          cache-on-failure: true
          save-if: ${{ github.event_name != 'merge_group' }}

      - name: Build Nargo
        run: cargo build --package nargo_cli --release

      - name: Package artifacts
        run: |
          mkdir dist
          cp ./target/release/nargo ./dist/nargo
          7z a -ttar -so -an ./dist/* | 7z a -si ./nargo-x86_64-unknown-linux-gnu.tar.gz

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: nargo
          path: ./dist/*
          retention-days: 3

  auto-pr-rebuild-script:
    name: Rebuild ACIR artifacts
    needs: [build-nargo]
    runs-on: ubuntu-latest

    steps:
      - name: Check out code
        uses: actions/checkout@v4

      - name: Download nargo binary
        uses: actions/download-artifact@v3
        with:
          name: nargo
          path: ./nargo

      - name: Add Nargo to $PATH
        run: |
          chmod +x ${{ github.workspace }}/nargo/nargo
          echo "${{ github.workspace }}/nargo" >> $GITHUB_PATH

      - name: Set up Git user (Github Action)
        run: |
          git config --local user.name kevaundray
          git config --local user.email kevtheappdev@gmail.com

      - name: Run rebuild script
        working-directory: tooling/nargo_cli/tests
        run: |
          chmod +x ./rebuild.sh
          ./rebuild.sh

      - name: Upload ACIR artifacts
        uses: actions/upload-artifact@v3
        with:
          name: acir-artifacts
          path: ./tooling/nargo_cli/tests/acir_artifacts
          retention-days: 10

      - name: Check for changes in acir_artifacts directory
        id: check_changes
        if: ${{ github.ref_name }} == "master"
        run: |
          git diff --quiet tooling/nargo_cli/tests/acir_artifacts/ || echo "::set-output name=changes::true"
          
      - name: Create or Update PR
        if: steps.check_changes.outputs.changes == 'true'
        uses: peter-evans/create-pull-request@v3
        with:
          token: ${{ secrets.NOIR_REPO_TOKEN }}
          commit-message: "chore: update acir artifacts"
          title: "chore: Update ACIR artifacts"
          body: "Automatic PR to update acir artifacts"
          add-paths: tooling/nargo_cli/tests/acir_artifacts/*.gz
          labels: "auto-pr"
          branch: "auto-pr-rebuild-script-branch"