# .\build_lws_with_bssl.ps1

# Prerequisite Tools Can Be Passed In As Command-Line Arguments ####################################

param (
    [Parameter(Mandatory = $true)]
    [string] $WorkDir,              # Work directory, will be created then used for downloading and building the sources
    [Parameter(Mandatory = $true)]
    [string] $NasmExe,              # The nasm.exe binary name if it's in your PATH. Otherwise, fill in the full path to the nasm.exe binary
    [Parameter(Mandatory = $true)]
    [string] $GoExe,                # The go.exe binary name if it's in your PATH. Otherwise, fill in the full path to the go.exe binary
    [Parameter(Mandatory = $true)]
    [string] $CMakeExe,             # The cmake.exe binary name if it's in your PATH. Otherwise, fill in the full path to the cmake.exe binary
    [Parameter(Mandatory = $true)]
    [string] $GitExe                # The git.exe binary name if it's in your PATH. Otherwise, fill in the full path to the git.exe binary
)

if ($PSVersionTable.PSVersion -lt [version]"7.5") {
    throw "This script requires PowerShell >= v7.5. Remove this test if you want to try on PowerShell 5"
}

if (Test-Path "$WorkDir") {
    throw "WorkDir [$WorkDir] already exists. Either remove it, remove this check or specify a new WorkDir"
}

#$scriptDir = Split-Path -Path $MyInvocation.MyCommand.Definition -Parent
#$WorkDir = Join-Path "$scriptDir" "WorkDir"
New-Item -ItemType Directory -Path "$WorkDir"

$WorkDir = $WorkDir | Resolve-Path
Write-Host "WorkDir: $WorkDir"

# BoringSSL ########################################################################################

$bsslSrcDir     = (Join-Path "$WorkDir" "boringssl-src")  -replace "\\","/"
$bsslBuildDir   = (Join-Path "$WorkDir" "boringssl-build")  -replace "\\","/"
$bsslInstallDir = (Join-Path "$WorkDir" "boringssl-install")  -replace "\\","/"

& "$GitExe" clone --depth 1 --branch "0.20250818.0" "https://boringssl.googlesource.com/boringssl" "$bsslSrcDir"

& "$CMakeExe" -G"Visual Studio 17 2022" -Ax64 `
    "-S$bsslSrcDir" `
    "-B$bsslBuildDir" `
    "-DCMAKE_INSTALL_PREFIX=$bsslInstallDir" `
    "-DCMAKE_BUILD_TYPE=Release" `
    "-DCMAKE_ASM_NASM_COMPILER=$NasmExe" `
    "-DGO_EXECUTABLE=$GoExe" `
    "-DBUILD_TESTING=OFF"

& "$CMakeExe" --build "$bsslBuildDir" --config Release --target install

# LWS ##############################################################################################

$lwsSrcDir     = (Join-Path "$WorkDir" "libwebsockets-src")  -replace "\\","/"
$lwsBuildDir   = (Join-Path "$WorkDir" "libwebsockets-build")  -replace "\\","/"
$lwsInstallDir = (Join-Path "$WorkDir" "libwebsockets-install")  -replace "\\","/"

& "$GitExe" clone --depth 1 --branch "v4.4.1" "https://github.com/warmcat/libwebsockets.git" "$lwsSrcDir"

& "$CMakeExe" -G"Visual Studio 17 2022" -Ax64 `
    "-S$lwsSrcDir" `
    "-B$lwsBuildDir" `
    "-DCMAKE_INSTALL_PREFIX=$lwsInstallDir" `
    "-DCMAKE_BUILD_TYPE=Release" `
    "-DLWS_WITH_BORINGSSL=ON" `
    "-DOPENSSL_ROOT_DIR=$bsslInstallDir" `
    "-DOPENSSL_INCLUDE_DIRS=$bsslInstallDir/include" `
    "-DOPENSSL_LIBRARIES=$bsslInstallDir/lib/ssl.lib;$bsslInstallDir/lib/crypto.lib" `
    "-DLWS_WITH_MINIMAL_EXAMPLES=OFF" `
    "-DBUILD_TESTING=OFF" `
    "-DLWS_STATIC_PIC=ON" `
    "-DLWS_WITHOUT_CLIENT=OFF" `
    "-DLWS_WITHOUT_SERVER=OFF" `
    "-DLWS_WITH_HTTP2=ON" `
    "-DLWS_WITH_SECURE_STREAMS=ON" `
    "-DLWS_WITH_SECURE_STREAMS_CPP=OFF" `
    "-DLWS_WITH_STATIC=ON"

& "$CMakeExe" --build "$lwsBuildDir" --config Release --target install