################################################################################
##  File:  Install-Chrome.ps1
##  Desc:  Install Google Chrome
################################################################################
function Stop-SvcWithErrHandling
{
    param (
        [Parameter(Mandatory, ValueFromPipeLine = $true)] [string] $ServiceName
    )

    Process {
        $Service = Get-Service $ServiceName -ErrorAction SilentlyContinue
        if (-not $Service) {
            Write-Error "[!] Service [$ServiceName] is not found";
            exit 1;
        }
        else {
            Write-Host "Try to stop service [$ServiceName]";
            try {
                Stop-Service -Name $ServiceName -Force;
                $Service.WaitForStatus("Stopped", "00:01:00");
                Write-Host "Service [$ServiceName] has been stopped successfuly";
            }
            catch {
                Write-Error "[!] Failed to stop service [$ServiceName] with error:"
                $_ | Out-String | Write-Error;
            }
        }
    }
}

function Set-SvcWithErrHandling 
{
    param (
        [Parameter(Mandatory, ValueFromPipeLine = $true)] [string] $ServiceName,
        [Parameter(Mandatory)] [hashtable] $Arguments
    )

    Process {
        $Service = Get-Service $ServiceName -ErrorAction SilentlyContinue
        if (-not $Service) {
            Write-Warning "[!] Service [$ServiceName] is not found";
        }
        try {
           Set-Service $ServiceName @Arguments;
        }
        catch {
            Write-Error "[!] Failed to set service [$ServiceName] arguments with error:"
            $_ | Out-String | Write-Error;
        }
    }
}

Import-Module -Name ImageHelpers -Force;

$ChromeInstallerFile = "chrome_installer.exe";
$ChromeInstallerUri = "https://dl.google.com/chrome/install/375.126/${ChromeInstallerFile}";
Install-Exe -Url $ChromeInstallerUri -Name $ChromeInstallerFile -ArgumentList ("/silent", "/install")

Write-Host "Adding the firewall rule for Google update blocking";
New-NetFirewallRule -DisplayName "BlockGoogleUpdate" -Direction Outbound -Action Block -Program "C:\Program Files (x86)\Google\Update\GoogleUpdate.exe";

$GoogleSvcs = ('gupdate','gupdatem');
$GoogleSvcs | Stop-SvcWithErrHandling;
$GoogleSvcs | Set-SvcWithErrHandling -Arguments @{StartupType = "Disabled"};

$regGoogleUpdatePath = "HKLM:\SOFTWARE\Policies\Google\Update";
$regGoogleUpdateChrome = "HKLM:\SOFTWARE\Policies\Google\Chrome";
($regGoogleUpdatePath, $regGoogleUpdateChrome) | ForEach-Object {  
    New-Item -Path $_ -Force;
}

$regGoogleParameters = @(
    @{ Name = "AutoUpdateCheckPeriodMinutes"; Value = 00000000},
    @{ Name = "UpdateDefault"; Value = 00000000 },
    @{ Name = "DisableAutoUpdateChecksCheckboxValue"; Value = 00000001 },
    @{ Name = "Update{8A69D345-D564-463C-AFF1-A69D9E530F96}"; Value = 00000000 },
    @{ Path = $regGoogleUpdateChrome; Name = "DefaultBrowserSettingEnabled"; Value = 00000000 }
)

$regGoogleParameters | ForEach-Object {
    $Arguments = $_;
    if (-not ($Arguments.Path)) {
        $Arguments.Add("Path", $regGoogleUpdatePath);
    }
    $Arguments.Add("Force", $true);
    New-ItemProperty @Arguments;
}