bazel_build_x86.yml

# yamllint disable rule:line-length
---
name: Bazel
on:  # yamllint disable-line rule:truthy
  pull_request:
    branches: ['*']

jobs:
  build_x86:
    runs-on: ubuntu-latest
    container:
      image: t4seame/app:latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Configure Git Safe Directory
        run: |
          git config --global --add safe.directory $(pwd)

      - name: Find affected files
        id: affected_files
        run: |
          git fetch origin ${{ github.base_ref }} --depth=1
          git diff --diff-filter=ACM --name-only origin/${{ github.base_ref }} > affected_files.txt
          echo "Affected files:"
          cat affected_files.txt

      - name: Find affected Bazel files
        run: |
          > affected_bazel_files.txt

          while read file; do
            if [[ "$file" == *BUILD || "$file" == *WORKSPACE || "$file" == *MODULE.bazel || "$file" == *.bazelrc ]]; then
              echo "$file" >> affected_bazel_files.txt
            fi
          done < affected_files.txt

          sort -u affected_bazel_files.txt -o affected_bazel_files.txt
          echo "Affected Bazel files:"
          cat affected_bazel_files.txt

          echo "bazel_files=$(cat affected_bazel_files.txt | tr -s '\n' ' ' | sed 's/^[ \t]*//;s/[ \t]*$//')" >> $GITHUB_ENV
        shell: bash

      - name: Find affected Bazel targets
        if: ${{ env.bazel_files == '' }}
        run: |
          > affected_targets.txt

          while read file; do
            if [[ "$file" == *.c || "$file" == *.cc || "$file" == *.cpp || "$file" == *.cxx || "$file" == *.h || "$file" == *.hpp || "$file" == *.hxx ]]; then
              echo "Finding targets for: $file"
              targets=$(bazelisk query --output=package "$file")/...
              echo "$targets" >> affected_targets.txt
            fi
          done < affected_files.txt

          sort -u affected_targets.txt -o affected_targets.txt
          echo "Affected targets:"
          cat affected_targets.txt

          echo "targets=$(cat affected_targets.txt | tr -s '\n' ' ' | sed 's/^[ \t]*//;s/[ \t]*$//')" >> $GITHUB_ENV
        shell: bash

      - name: Setup bazel cache
        if: env.targets != ''
        uses: actions/cache@v4
        env:
          cache-name: bazel-cache
        with:
          path: |
            ~/.cache/bazelisk
            ~/.cache/bazel
          key: ${{ runner.os }}-${{ env.cache-name }}-${{ github.ref }}
          restore-keys: |
            ${{ runner.os }}-${{ env.cache-name }}-development

      - name: Build affected targets
        run: |
          if [ -n "$BAZEL_FILES" ]; then
            echo "Building all targets for x86_64"
            bazelisk build //... --platforms=//bazel/platforms:x86_64_linux
          elif [ -n "$targets" ]; then
            echo "Building targets for aarch64: $targets"
            bazelisk build $targets --platforms=//bazel/platforms:x86_64_linux
          else
            echo "No targets to build"
          fi
        shell: bash