name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

permissions:
  contents: write

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

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Cache cargo registry & build
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Build
        run: cargo build --verbose

      - name: Run tests
        run: cargo test --verbose

  enrich:
    runs-on: ubuntu-latest
    if: github.event_name == 'pull_request'
    timeout-minutes: 30
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ github.head_ref }}
          fetch-depth: 0

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Cache cargo registry & build
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Build
        run: cargo build --release

      - name: Re-enrich vuln_db.json with updated code
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          cargo run --release -- enrich \
            --existing-db vuln_db.json \
            --re-enrich \
            --limit 999999 \
            --timeout-secs 1500 \
            --output vuln_db.json

      - name: Commit updated vuln_db.json if changed
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add vuln_db.json
          if git diff --cached --quiet; then
            echo "No changes to vuln_db.json, skipping commit."
          else
            TOTAL=$(jq '.entries | length' vuln_db.json)
            WITH_SYMBOLS=$(jq '[.entries[] | select(.vulnerable_symbols | length > 0)] | length' vuln_db.json)
            git commit -m "chore: enrich vuln db from CI (${TOTAL} entries, ${WITH_SYMBOLS} with symbols)"
            git push
          fi

      - name: Upload enriched DB artifact
        uses: actions/upload-artifact@v4
        with:
          name: vuln-db
          path: vuln_db.json