name: CI

on:
  push:
    branches: [master]
  pull_request:
    branches: [master]
  workflow_dispatch:

jobs:
  validate:
    runs-on: dotfiles
    container:
      image: python:3-slim
    steps:
      - name: Checkout
        run: |
          apt-get update -qq && apt-get install -y -qq git >/dev/null
          git clone --depth 1 --branch "${GITHUB_REF_NAME}" \
            "https://oauth2:${{ github.token }}@${GITHUB_SERVER_URL#https://}/${GITHUB_REPOSITORY}.git" .

      - name: Python syntax check
        run: |
          echo "Checking Python syntax..."
          failed=0
          for f in *.py; do
            if python3 -m py_compile "$f" 2>&1; then
              echo "OK $f"
            else
              echo "FAIL $f"
              failed=1
            fi
          done
          exit $failed

      - name: Import validation
        run: |
          echo "Verifying module imports..."
          failed=0
          for mod in comboparse config dbs job misc mysqlite network_stats stats translations; do
            if python3 -c "import sys; sys.path.insert(0,'.'); import $mod; print('OK $mod')"; then
              :
            else
              echo "FAIL $mod"
              failed=1
            fi
          done
          exit $failed

      - name: YAML lint
        run: |
          echo "Checking YAML files for tabs..."
          failed=0
          for f in compose.master.yml compose.worker.yml .gitea/workflows/ci.yml; do
            if grep -qP '\t' "$f"; then
              echo "FAIL $f: contains tabs"
              failed=1
            else
              echo "OK $f"
            fi
          done
          exit $failed