$ErrorActionPreference = 'SilentlyContinue'
$TCPIP_PORT = 5555
$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
$root = (Get-Item (Join-Path $scriptDir '..\..')).FullName
$adb = Join-Path $root 'lib\scrcpy-adb\adb.exe'
if (-not (Test-Path $adb)) { Write-Host '[ERROR] ADB not found'; exit 1 }
$lines = & $adb devices 2>$null
$devices = $lines | ForEach-Object { $t = $_.Trim(); if ($t -match '^(\S+)\s+device') { $Matches[1] } } | Where-Object { $_ }
$dev = $devices | Select-Object -First 1
if (-not $dev) { Write-Host 'No devices found. Please connect a device via USB.'; exit 1 }
if ($devices.Count -gt 1) { Write-Host "Multiple devices. Using: $dev" }
& $adb -s $dev shell 'settings put global adb_wifi_enabled 1' 2>$null | Out-Null
$wireless = (& $adb -s $dev shell 'settings get global adb_wifi_enabled' 2>$null).Trim()
if ($wireless -eq '1') { Write-Host 'Wireless debugging enabled.' } else { Write-Host 'Wireless setting may not be supported. Enable it in Settings > Developer options.' }
$wlanIp = (& $adb -s $dev shell 'getprop dhcp.wlan0.ipaddress' 2>$null).Trim()
if ($wlanIp -notmatch '^\d+\.\d+\.\d+\.\d+$') {
  $out = & $adb -s $dev shell 'ip -4 addr show wlan0' 2>$null
  if ($out -match 'inet\s+(\d+\.\d+\.\d+\.\d+)') { $wlanIp = $Matches[1] }
}
$tcpipOut = & $adb -s $dev tcpip $TCPIP_PORT 2>$null
Write-Host $tcpipOut
if ($wlanIp) { Write-Host "Wireless: adb connect ${wlanIp}:${TCPIP_PORT}" }