name: CI

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

# A newer push to the same branch makes the running build irrelevant.
concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: windows-2025
    timeout-minutes: 30

    steps:
      - uses: actions/checkout@v7

      - uses: actions/setup-dotnet@v6
        with:
          global-json-file: global.json

      # ILCompiler shells out to vswhere by bare name to find the MSVC toolchain, and blames
      # link.exe when it is missing. See notes/aot-link-step-needs-vswhere-on-path.md.
      - name: Put vswhere on PATH
        shell: pwsh
        run: Add-Content $env:GITHUB_PATH 'C:\Program Files (x86)\Microsoft Visual Studio\Installer'

      - name: Build
        run: dotnet build ForceAutoHDR.Net.slnx -c Release

      - name: Test
        run: dotnet test tests/ForceAutoHDR.Core.Tests -c Release --no-build

      # The AOT link and the payload trim are the fragile part of this stack, and they only run
      # on publish -- so publish on every push rather than finding out at tag time.
      - name: Publish (Native AOT)
        run: dotnet publish src/ForceAutoHDR.App -c Release -o "${{ github.workspace }}\publish"

      - name: Check the published payload
        shell: pwsh
        run: |
          $files = Get-ChildItem "${{ github.workspace }}\publish" -Recurse -File
          $size = [math]::Round(($files | Measure-Object Length -Sum).Sum / 1MB, 1)
          Write-Host "$($files.Count) files, $size MB"
          if (-not (Test-Path "${{ github.workspace }}\publish\ForceAutoHDR.exe")) { throw 'ForceAutoHDR.exe is missing' }
          # The trim target is a deny-list: a Windows App SDK update that renames files would
          # quietly stop trimming them, and a payload back near the stock 131 MB is the signal.
          if ($size -gt 80) { throw "Payload is $size MB -- the trim target is no longer catching what it used to" }

      - uses: actions/upload-artifact@v7
        with:
          name: ForceAutoHDR-win-x64-${{ github.sha }}
          path: publish/
          retention-days: 14