name: Build Rust

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - "**"
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  rust:
    name: Cargo Test
    runs-on: namespace-profile-linux-medium
    env:
      CARGO_INCREMENTAL: 0
      RUSTC_WRAPPER: sccache
      SCCACHE_CACHE_SIZE: 20G
    steps:
      - name: Checkout
        uses: https://code.forgejo.org/actions/checkout@v4
        with:
          token: ${{ github.token }}
          fetch-depth: 0

      - name: Prepare Cache Dirs
        shell: bash
        run: |
          set -euo pipefail
          cache_root="${NSC_CACHE_PATH:-${HOME}/.cache/burrow}"
          shared_root="${NSC_SHARED_CACHE_PATH:-${cache_root}/shared}"
          lane_root="${NSC_LANE_CACHE_PATH:-${cache_root}/lane/build-rust}"
          mkdir -p \
            "${shared_root}/cargo" \
            "${shared_root}/sccache" \
            "${shared_root}/xdg" \
            "${lane_root}/cargo-target"
          echo "CARGO_HOME=${shared_root}/cargo" >> "${GITHUB_ENV}"
          echo "SCCACHE_DIR=${shared_root}/sccache" >> "${GITHUB_ENV}"
          echo "XDG_CACHE_HOME=${shared_root}/xdg" >> "${GITHUB_ENV}"
          echo "CARGO_TARGET_DIR=${lane_root}/cargo-target" >> "${GITHUB_ENV}"
          df -h /nix "${shared_root}" "${lane_root}" || true

      - name: Test
        shell: bash
        run: |
          set -euo pipefail
          nix develop .#ci -c bash -lc '
            sccache --zero-stats >/dev/null 2>&1 || true
            cargo test --workspace --all-features
            sccache --show-stats || true
          '