#Requires -Version 5.1
param()
$ErrorActionPreference = 'Stop'
$CacheDir = Join-Path $env:LOCALAPPDATA "vulcast-build"
$PluginDir = Join-Path $CacheDir "vulcast-vertical"
$PluginBuild = Join-Path $PluginDir "build"

Write-Host "=== Vulcast Vertical Build ===" -ForegroundColor Cyan

# 1. Find VS Build Tools
$vswhere = "${env:ProgramFiles(x86)}\Microsoft Visual Studio\Installer\vswhere.exe"
if (!(Test-Path $vswhere)) { throw "VS Build Tools not found. Install from https://visualstudio.microsoft.com/downloads/#build-tools-for-visual-studio-2022" }
$installPath = & $vswhere -latest -products * -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath 2>$null
if (!$installPath) { throw "VS Build Tools not found" }
$vcvarsall = Join-Path $installPath "VC\Auxiliary\Build\vcvarsall.bat"
if (!(Test-Path $vcvarsall)) { throw "vcvarsall.bat not found" }

# 2. Clone or update plugin source (deps live in .deps/ inside source - persists)
if (!(Test-Path (Join-Path $PluginDir ".git"))) {
    Write-Host "[1/3] Cloning source..." -ForegroundColor Cyan
    if (Test-Path $PluginDir) { Remove-Item $PluginDir -Recurse -Force }
    git clone --depth 1 "ssh://git@git.216-75-142-55.sslip.io:2222/wawadmin/vulcast-vertical.git" $PluginDir
} else {
    Write-Host "[1/3] Pulling updates..." -ForegroundColor Cyan
    git -C $PluginDir pull
}

# 3. Build plugin (incremental - cmake caches deps in .deps/)
Write-Host "[2/3] Configuring cmake..." -ForegroundColor Cyan
New-Item -ItemType Directory -Path $PluginBuild -Force | Out-Null

cmd /c "call `"$vcvarsall`" x64 && cmake -S `"$PluginDir`" -B `"$PluginBuild`" -G `"Visual Studio 17 2022`" -A x64 -DCMAKE_BUILD_TYPE=Release"
if ($LASTEXITCODE -ne 0) { throw "cmake configure failed" }

Write-Host "[3/3] Building DLL..." -ForegroundColor Cyan
cmd /c "call `"$vcvarsall`" x64 && cmake --build `"$PluginBuild`" --config Release -- /p:BuildInParallel=true"
if ($LASTEXITCODE -ne 0) { throw "Build failed" }

# Find and install DLL
$dll = Get-ChildItem -Path $PluginBuild -Recurse -Filter "vulcast-vertical.dll" -ErrorAction SilentlyContinue | Select-Object -First 1
if (!$dll) { $dll = Get-ChildItem -Path $PluginBuild -Recurse -Filter "vertical-canvas.dll" -ErrorAction SilentlyContinue | Select-Object -First 1 }
if (!$dll) { $dll = Get-ChildItem -Path $PluginBuild -Recurse -Filter "*.dll" -ErrorAction SilentlyContinue | Where-Object { $_.FullName -notmatch "Qt6|obs" } | Select-Object -First 1 }

if ($dll) {
    $pluginsDir = Join-Path $env:ProgramFiles "obs-studio\obs-plugins\64bit"
    if (!(Test-Path $pluginsDir)) { $pluginsDir = Join-Path $CacheDir "obs-plugins"; New-Item -ItemType Directory -Path $pluginsDir -Force | Out-Null }
    Copy-Item $dll.FullName $pluginsDir -Force
    Write-Host "`nDone! DLL: $pluginsDir\$($dll.Name)" -ForegroundColor Green
} else {
    throw "DLL not found"
}