param([string]$Configuration = "Release")

$ErrorActionPreference = "Stop"
$Root = $PSScriptRoot
$Build = Join-Path -Path $Root -ChildPath "build"
$PackageName = "海宁读卡助手_1.0.0"
$DistRoot = Join-Path -Path $Root -ChildPath "dist"
$Dist = Join-Path -Path $DistRoot -ChildPath $PackageName
$MSBuild = "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\MSBuild\15.0\Bin\MSBuild.exe"
$VCVars = "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\VC\Auxiliary\Build\vcvarsall.bat"

$CMakeCommand = Get-Command cmake -ErrorAction SilentlyContinue
if ($CMakeCommand) {
  $CMake = $CMakeCommand.Source
} else {
  $VsCMake = "C:\Program Files (x86)\Microsoft Visual Studio\2017\BuildTools\Common7\IDE\CommonExtensions\Microsoft\CMake\CMake\bin\cmake.exe"
  if (-not (Test-Path -LiteralPath $VsCMake)) {
    throw "CMake was not found. Install Visual Studio C++ Desktop Development and CMake."
  }
  $CMake = $VsCMake
}
if (-not (Test-Path -LiteralPath $MSBuild)) {
  throw "Visual Studio 2017 MSBuild was not found. Install the Visual C++ Build Tools workload."
}
$env:Path = (Split-Path -Parent $MSBuild) + ";" + $env:Path
if (-not (Test-Path -LiteralPath $VCVars)) {
  throw "Visual Studio 2017 C++ environment setup was not found. Install the Visual C++ Build Tools workload."
}
# Import the x86 compiler, SDK, include, and library paths into this PowerShell process.
$VCVarsCommand = 'call "' + $VCVars + '" x86 >nul && set'
cmd.exe /c $VCVarsCommand | ForEach-Object {
  if ($_ -match '^([^=]+)=(.*)$') {
    Set-Item -Path ("env:" + $matches[1]) -Value $matches[2]
  }
}
$UcrtLib = "C:\Program Files (x86)\Windows Kits\10\Lib\10.0.26100.0\ucrt\x86"
if (Test-Path -LiteralPath $UcrtLib) {
  $env:LIB = $env:LIB + ";" + $UcrtLib
}

# VS2017's bundled CMake predates the -S/-B flags, so configure from build/.
# Build a 32-bit v141 application.  v141 is the appropriate target for
# Windows 7; the optional v141_xp toolset requires an obsolete XP SDK and
# prevents CMake's compiler probe from locating the modern UCRT libraries.
New-Item -ItemType Directory -Force -Path $Build | Out-Null
$Cache = Join-Path -Path $Build -ChildPath "CMakeCache.txt"
if ((Test-Path -LiteralPath $Cache) -and ((Select-String -LiteralPath $Cache -Pattern 'CMAKE_CXX_COMPILER:FILEPATH=CMAKE_CXX_COMPILER-NOTFOUND' -Quiet) -or (Test-Path -LiteralPath (Join-Path -Path $Build -ChildPath "CMakeFiles\CMakeError.log")))) {
  Remove-Item -LiteralPath $Cache -Force
  $CMakeFiles = Join-Path -Path $Build -ChildPath "CMakeFiles"
  if (Test-Path -LiteralPath $CMakeFiles) { Remove-Item -LiteralPath $CMakeFiles -Recurse -Force }
}
Push-Location $Build
try {
  # Force static CRT even for CMake's Debug compiler probe.
  & $CMake -G "Visual Studio 15 2017" -A Win32 -T v141 ("-DCMAKE_MAKE_PROGRAM=" + $MSBuild) "-DCMAKE_C_FLAGS_DEBUG=/MTd" "-DCMAKE_CXX_FLAGS_DEBUG=/MTd" $Root
  if ($LASTEXITCODE -ne 0) { throw "CMake configuration failed." }
  & $CMake --build . --config $Configuration
  if ($LASTEXITCODE -ne 0) { throw "CMake build failed." }
} finally {
  Pop-Location
}

New-Item -ItemType Directory -Force -Path $Dist | Out-Null
$ConfigurationDir = Join-Path -Path $Build -ChildPath $Configuration
$Binary = Join-Path -Path $ConfigurationDir -ChildPath "HainingCardReader.exe"
if (-not (Test-Path -LiteralPath $Binary)) {
  throw "Build output was not found: $Binary"
}
$ExeDestination = Join-Path -Path $Dist -ChildPath "HainingCardReader.exe"
$ConfigDestination = Join-Path -Path $Dist -ChildPath "config.json"
$PackageSource = Join-Path -Path $Root -ChildPath "package"
$PackageDestination = Join-Path -Path $Dist -ChildPath "package"
try {
  Copy-Item -LiteralPath $Binary -Destination $ExeDestination -Force
} catch {
  throw "Cannot replace $ExeDestination. Close the running HainingCardReader.exe, then run 一键打包.bat again."
}
# Runtime defaults are compiled into readcard-c.exe. Remove a stale config
# from older packages so users do not accidentally override the embedded values.
if (Test-Path -LiteralPath $ConfigDestination) { Remove-Item -LiteralPath $ConfigDestination -Force }
Copy-Item -LiteralPath $PackageSource -Destination $PackageDestination -Recurse -Force
Write-Host "Build completed: $Dist"