name: Thrift Syntax Validation

on:
  push:
    branches: ['main']
    paths:
      - 'idl/**'
      - '.github/workflows/idl.yaml'
  pull_request:
    branches: ['main']
    paths:
      - 'idl/**'
      - '.github/workflows/idl.yaml'

permissions:
  contents: read

jobs:
  validate-thrift:
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: '1.21'

      - name: Install kitex tools
        run: |
          go install github.com/cloudwego/thriftgo@v0.4.1
          go install github.com/cloudwego/kitex/tool/cmd/kitex@v0.13.1
          go install github.com/cloudwego/thrift-gen-validator@v0.2.6

      - name: Validate Thrift Files via kitex
        run: |
          # Initialize error flag
          ERROR_FOUND=0

          # Create temporary working directory
          TEMP_DIR=$(mktemp -d)
          echo "Created temporary working directory: $TEMP_DIR"

          # Initialize go mod in temp directory
          cd "$TEMP_DIR"
          go mod init dummy

          # Find all thrift files and validate them
          while IFS= read -r -d '' thrift_file; do
            echo "Validating $thrift_file..."
            if ! kitex -streamx -thrift ignore_initialisms=false -module=dummy "$thrift_file" 2>&1; then
              echo "IDL gen code error in file: $thrift_file"
              ERROR_FOUND=1
            fi
          done < <(find "$GITHUB_WORKSPACE/idl" -name '*.thrift' -print0)

          # Clean up temporary directory
          cd "$GITHUB_WORKSPACE"
          rm -rf "$TEMP_DIR"
          echo "Cleaned up temporary working directory"

          # Exit with appropriate status
          if [ $ERROR_FOUND -eq 1 ]; then
            echo "Thrift validation failed. Please check the errors above."
            exit 1
          else
            echo "All Thrift files validated successfully!"
            exit 0
          fi