name: Rust Quality Checks

on:
  push:
    branches: [main, dev]
    paths:
      - 'bridge/**'
      - '.github/workflows/rust-quality.yml'
  pull_request:
    branches: [main]
    paths:
      - 'bridge/**'

jobs:
  rust-checks:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install Rust nightly
        uses: dtolnay/rust-toolchain@nightly
        with:
          components: rustfmt, clippy

      - name: Cache Rust dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/bin/
            ~/.cargo/registry/index/
            ~/.cargo/registry/cache/
            ~/.cargo/git/db/
            bridge/target/
          key: ${{ runner.os }}-cargo-${{ hashFiles('bridge/Cargo.lock', 'bridge/Cargo.toml') }}
          restore-keys: |
            ${{ runner.os }}-cargo-

      - name: Check formatting
        run: |
          cd bridge
          cargo fmt -- --check

      - name: Run clippy
        run: |
          cd bridge
          cargo clippy --all-targets --all-features -- -D warnings

      - name: Check for unused dependencies
        run: |
          cd bridge
          cargo install cargo-udeps --locked || true
          cargo +nightly udeps || true

      - name: Security audit
        run: |
          cd bridge
          cargo install cargo-audit --locked || true
          cargo audit || true

      - name: Build documentation
        run: |
          cd bridge
          cargo doc --no-deps --document-private-items