version: 1.0.{build}
clone_depth: 50

branches:
  only:
    - master
    - merge
    - appveyor

# Operating system (build VM template)
os: Visual Studio 2019

# Build platform, i.e. x86, x64, AnyCPU. This setting is optional.
platform:
  - x86
  - x64

# build Configuration, i.e. Debug, Release, etc.
configuration:
  - Debug
  - Release

matrix:
  # The build fail immediately once one of the job fails
  fast_finish: true

# Scripts that are called at very beginning, before repo cloning
init:
  - cmake --version
  - msbuild /version

before_build:
  - ps: |
      # Get sources
      $src = get-childitem -Path *.cpp -Recurse -Exclude pyffish.cpp,ffishjs.cpp | select -ExpandProperty FullName
      $src = $src -join ' '
      $src = $src.Replace("\", "/")

      # Build CMakeLists.txt
      $t = 'cmake_minimum_required(VERSION 3.17)',
           'project(Stockfish)',
           'set(CMAKE_CXX_STANDARD 17)',
           'set(CMAKE_CXX_STANDARD_REQUIRED ON)',
           'set (CMAKE_CXX_EXTENSIONS OFF)',
           'set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/src)',
           'set(source_files', $src, ')',
           'add_compile_definitions(NNUE_EMBEDDING_OFF)',
           'add_executable(stockfish ${source_files})'

      # Write CMakeLists.txt withouth BOM
      $MyPath = (Get-Item -Path "." -Verbose).FullName + '\CMakeLists.txt'
      $Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False
      [System.IO.File]::WriteAllLines($MyPath, $t, $Utf8NoBomEncoding)

      # Obtain bench reference from git log
      $b = git log HEAD | sls "\b[Bb]ench[ :]+[0-9]{7}" | select -first 1
      $bench = $b -match '\D+(\d+)' | % { $matches[1] }
      Write-Host "Reference bench:" $bench
      $g = "Visual Studio 16 2019"
      If (${env:PLATFORM} -eq 'x64') { $a = "x64" }
      If (${env:PLATFORM} -eq 'x86') { $a = "Win32" }
      cmake -G "${g}" -A ${a} .
      Write-Host "Generated files for: " $g $a

build_script:
  - cmake --build . --config %CONFIGURATION% -- /verbosity:minimal
  - ps: |
      # Download default NNUE net from fishtest
      $nnuenet = Get-Content -Path src\evaluate.h | Select-String -CaseSensitive -Pattern "EvalFileDefaultName" | Select-String -CaseSensitive -Pattern "nn-[a-z0-9]{12}.nnue"
      $dummy = $nnuenet -match "(?<nnuenet>nn-[a-z0-9]{12}.nnue)"
      $nnuenet = $Matches.nnuenet
      Write-Host "Default net:" $nnuenet
      $nnuedownloadurl = "https://tests.stockfishchess.org/api/nn/$nnuenet"
      $nnuefilepath = "src\${env:CONFIGURATION}\$nnuenet"
      if (Test-Path -Path $nnuefilepath) {
            Write-Host "Already available."
      } else {
            Write-Host "Downloading $nnuedownloadurl to $nnuefilepath"
            Invoke-WebRequest -Uri $nnuedownloadurl -OutFile $nnuefilepath
      }

before_test:
  - cd src/%CONFIGURATION%
  - stockfish bench 2> out.txt >NUL
  - ps: |
      # Verify bench number
      $s = (gc "./out.txt" | out-string)
      $r = ($s -match 'Nodes searched \D+(\d+)' | % { $matches[1] })
      Write-Host "Engine bench:" $r
      Write-Host "Reference bench:" $bench
      If ($r -ne $bench) { exit 1 }