param(
    [string]$MSBuildPath,
    [switch]$Test
)

$ErrorActionPreference = 'Stop'
Set-StrictMode -Version Latest
Push-Location $PSScriptRoot
try {
    if (!$MSBuildPath) {
        $command = Get-Command MSBuild.exe -ErrorAction SilentlyContinue
        if ($command) { $MSBuildPath = $command.Source }
        else {
            $rider = Get-ChildItem "${env:ProgramFiles}/JetBrains" -Filter 'JetBrains Rider *' -Directory -ErrorAction SilentlyContinue |
                Sort-Object Name -Descending | Select-Object -First 1
            if ($rider) { $MSBuildPath = Join-Path $rider.FullName 'tools/MSBuild/Current/Bin/MSBuild.exe' }
        }
    }
    if (!$MSBuildPath -or !(Test-Path -LiteralPath $MSBuildPath)) {
        throw 'Pass -MSBuildPath with Visual Studio or Rider MSBuild.exe.'
    }

    if (!(Test-Path -LiteralPath 'packages/net48/build/.NETFramework/v4.8/mscorlib.dll')) {
        New-Item -ItemType Directory -Force -Path 'packages/net48' | Out-Null
        $archive = Join-Path $PSScriptRoot 'packages/net48/package.zip'
        Invoke-WebRequest 'https://api.nuget.org/v3-flatcontainer/microsoft.netframework.referenceassemblies.net48/1.0.3/microsoft.netframework.referenceassemblies.net48.1.0.3.nupkg' -OutFile $archive
        Expand-Archive -LiteralPath $archive -DestinationPath 'packages/net48' -Force
        Remove-Item -LiteralPath $archive
    }

    & $MSBuildPath BlockMelonLoader.csproj /restore '/t:Rebuild,Pack' /p:Configuration=Release /v:minimal /nologo
    if ($LASTEXITCODE -ne 0) { throw 'Library build failed.' }
    if ($Test) {
        & $MSBuildPath Tests/BlockMelonLoader.Tests.csproj /t:Rebuild /v:minimal /nologo
        if ($LASTEXITCODE -ne 0) { throw 'Test build failed.' }
        & ./Tests/bin/Release/BlockMelonLoader.Tests.exe
        if ($LASTEXITCODE -ne 0) { throw 'Tests failed.' }
    }
    Write-Host "Library output: $PSScriptRoot/bin/Release/BlockMelonLoader.dll"
    Write-Host "NuGet output: $PSScriptRoot/artifacts/BlockMelonLoader.1.0.0.nupkg"
}
finally { Pop-Location }