[CmdletBinding()]
param (
    [Parameter(Mandatory=$true)]
    [String]
    $Token
)

<#
.SYNOPSIS
    Install ConnectWise RMM
.DESCRIPTION
    Download and install the ConnectWise RMM agent with the given token
.PARAMETER Token
    Agent install token (required)
.EXAMPLE
    .\Install-CWRMM.ps1 -Token '7672b2ed-c04c-477c-9d34-341762cdaeee'
#>

begin {
    $InstallerUrl = 'https://prod.setup.itsupport247.net/windows/BareboneAgent/32/ITSagent/MSI/setup'
    $InstallerPath = Join-Path -Path $env:TEMP -ChildPath 'AsioAgentInstaller.msi'
}

process {
    Write-Host "Installing ConnectWise RMM with token '$token'..."

    # Download
    try {
        Write-Host "Downloading application..."

        $ProgressPreference = 'SilentlyContinue'
        [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls12
        # Use Legacy WebClient for compatibility
        (New-Object Net.WebClient).DownloadFile($InstallerUrl, $InstallerPath)
    } catch {
        throw "Failed downloading application. $_"
    }

    # Install
    try {
        Write-Host "Installing application..."
        Start-Process "C:\Windows\System32\msiexec.exe" -ArgumentList "/i `"$InstallerPath`" TOKEN=$Token /qn /lv `"$($InstallerPath).log`"" -Wait
        Write-Host "Log saved at '$($InstallerPath).log'"
        # Get-Content "$($InstallerPath).log"
    } catch {
        throw "Failed installing application. $_"
    }
}

# Clean up
end {
    if (Test-Path $InstallerPath) {
        Write-Host "Removing package download from '$InstallerPath'"
        Remove-Item -Path $InstallerPath -Force
    }
}