name: CI

on:
  push:
    branches: [main]
  pull_request:

env:
  CARGO_TERM_COLOR: always

jobs:
  fmt:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo fmt --all -- --check

  clippy:
    runs-on: windows-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo clippy --all-targets -- -D warnings

  test:
    # The test suite exercises Windows path semantics, so it runs on Windows.
    # The golden corpus (samples/) is user-managed and absent on CI; the
    # samples test is a no-op pass there by design.
    runs-on: windows-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo test --release

  check-portable:
    # Build-only portability gate: non-Windows host and the wasm target the
    # web build uses. Clippy runs here too, not just on Windows: the platform
    # `cfg` branches (the POSIX `localtime_r` path, the non-Windows stubs) are
    # invisible to the Windows clippy job, so without this they are never
    # linted at all.
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo clippy --all-targets -- -D warnings
      - run: cargo check --target wasm32-unknown-unknown

  cli:
    strategy:
      matrix:
        include:
          - os: windows-latest
            target: x86_64-pc-windows-msvc
            bin: senbei.exe
          - os: ubuntu-latest
            target: x86_64-unknown-linux-gnu
            bin: senbei
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
      - run: cargo build --release --locked
      - name: Package senbei-<version>-<target>
        shell: bash
        run: |
          set -euo pipefail
          version=$(grep -m1 '^version' Cargo.toml | cut -d'"' -f2)
          name="senbei-$version-${{ matrix.target }}"
          mkdir -p "stage/$name"
          cp "target/release/${{ matrix.bin }}" "stage/$name/"
          cp LICENSE "stage/$name/"
          awk '/^## Legal notice and intended use/{f=1} f && /^## / && !/Legal notice/{exit} f' \
            README.md > "stage/$name/LEGAL-NOTICE.md"
          echo "package=$name" >> "$GITHUB_ENV"
      # upload-artifact always wraps the upload in its own zip, so the staged
      # directory is uploaded loose — pre-compressing here would nest archives.
      # The download is already <package>.zip with the folder inside.
      - uses: actions/upload-artifact@v4
        with:
          name: ${{ env.package }}
          path: stage/
          retention-days: 14

  web:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - run: cargo install wasm-pack --locked
      # `-- --locked` forwards to cargo: web/Cargo.lock is committed on
      # purpose, so the wasm build must be pinned by it rather than silently
      # re-resolving (which is how it drifted out of sync with the manifest).
      - run: wasm-pack build --target web --release -- --locked
        working-directory: web
      - uses: actions/upload-artifact@v4
        with:
          name: senbei-web
          path: |
            web/index.html
            web/app.js
            web/worker.js
            web/style.css
            web/pkg/
          retention-days: 14