name: validate dataset

on:
  push:
  pull_request:

jobs:
  validate:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Syntax check of all scripts
        run: |
          set -e
          for f in scripts/*.py; do
            echo "checking $f"
            python -m py_compile "$f"
          done

      - name: Validate dataset integrity
        run: python scripts/check_corpus.py --repo-root .

      - name: Recompute summary tables and compare with committed docs/tables.md
        run: python scripts/recompute_tables.py --repo-root .

      - name: Fail if generated tables differ from committed ones
        run: |
          set -e
          python scripts/recompute_tables.py --repo-root . --write
          if ! git diff --quiet -- docs/tables.md; then
            echo "::error::docs/tables.md is stale: run scripts/recompute_tables.py --write and commit the result"
            git --no-pager diff -- docs/tables.md
            exit 1
          fi