install node&pm2 and make app as service

install.ps1

write-host "check administator rights"
if (-NOT ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
   write-Warning "This setup needs admin permissions. Please run this file as admin."
   exit
}


write-host "check os and powershell"
if (-NOT ([Environment]::Is64BitProcess))
{
	write-Warning "windows is not 64 bit"
	exit
}
if ([Environment]::Is64BitProcess -ne [Environment]::Is64BitOperatingSystem)
{
	write-Warning "PowerShell process does not match the OS"
	exit
}

write-host "install .net"
Start-Process -Wait -FilePath dotNetFx40_Full_setup

$node_msi = "node-v12.13.0-x64.msi"
if (Get-Command node -errorAction SilentlyContinue) {
	write-host "node already installed,check version requirement"
	$node_ver=(Get-Command node | Select-Object -ExpandProperty Version).toString()
	if ([System.Version]$node_ver -lt [System.Version]"10.17.0") {
		write-Warning "node installed but version too old,please upgrade or reinstall"
		exit
	}
}else{
	write-host "start install $node_msi"
    #Start-Process -Wait -FilePath $node_msi
    msiexec.exe /n /i $node_msi /quiet
    $env:Path += ";C:\Program Files\nodejs\"
	$env:Path += ";$Env:USERPROFILE\AppData\Roaming\npm\"
	refreshenv
	while (-not (Get-Command npm -errorAction SilentlyContinue)) {
    	Start-Sleep -Seconds 1
	}
	write-host "node install finished!"
}

write-host "install pm2"
npm install pm2-4.1.2.tgz -g
npm install pm2-windows-startup-1.0.3.tgz -g

write-host "install echo-agent as service"
cd ..
npm run install_as_service

write-host "done!"