name: Lint Code

on:
  pull_request:
  push:
    branches: [main]

permissions:
  contents: read

jobs:
  changes:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: read
    outputs:
      code: ${{ steps.diff.outputs.code }}
    steps:
      - id: diff
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          if [ "${{ github.event_name }}" = "push" ]; then
            echo "code=true" >> "$GITHUB_OUTPUT"
            exit 0
          fi
          FILES=$(gh api "repos/${{ github.repository }}/pulls/${{ github.event.number }}/files" \
            --paginate --jq '.[].filename')
          CODE=$(echo "$FILES" | grep -vcE '\.md$|^docs/|^src-tauri/|^CHANGELOG\.md$|^LICENSE$|\.github/workflows/(build-desktop|docker-publish)\.yml$' || echo 0)
          echo "code=$( [ "$CODE" -gt 0 ] && echo true || echo false )" >> "$GITHUB_OUTPUT"

  biome:
    needs: changes
    if: needs.changes.outputs.code == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'npm'
      - run: npm ci
      - run: npm run lint:unicode
      - run: npm run lint
      - run: npm run lint:boundaries
      - run: npm run lint:api-contract
      - name: Markdown lint
        run: npm run lint:md
      - name: Version sync check
        run: npm run version:check