function Test-IsWindowsPlatform
{
    [Environment]::OSVersion.Platform -eq [System.PlatformID]::Win32NT
}

function Initialize-IntuneManagementRuntime
{
    [CmdletBinding()]
    param(
        [string]$View = "",
        [switch]$ShowConsoleWindow,
        [switch]$JSonSettings,
        [string]$JSonFile,
        [switch]$Silent,
        [string]$SilentBatchFile,
        [string]$TenantId,
        [string]$AppId,
        [string]$Secret,
        [string]$Certificate,
        [ValidateSet("AppOnly","Browser")]
        [string]$AuthMode = "AppOnly",
        [string]$RedirectUri,
        [string]$GraphEnvironment,
        [string]$GCCType
    )

    $PSModuleAutoloadingPreference = "none"
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12

    $global:hideUI = $true
    $global:SilentBatchFile = $SilentBatchFile
    $global:TenantId = $TenantId
    $global:AzureAppId = $AppId
    $global:ClientSecret = $Secret
    $global:ClientCert = $Certificate
    $global:HeadlessAuthMode = $AuthMode
    $global:MSALRedirectUri = $RedirectUri
    $global:UseGraphEnvironment = $GraphEnvironment
    $global:UseGCCType = $GCCType
    $global:UseJSonSettings = ($JSonSettings -eq $true)
    $global:JSonSettingFile = $JSonFile

    if(-not $Silent)
    {
        Write-Warning "UI support has been removed. Continuing in headless mode."
    }

    if(-not $global:TenantId)
    {
        Write-Error "Tenant Id is missing. Use -TenantId <Tenant-guid>."
        return
    }

    if($global:TenantId)
    {
        Write-Host "Using Tenant Id: $($global:TenantId)"
    }

    if($global:AzureAppId)
    {
        Write-Host "Using Azure App Id: $($global:AzureAppId)"
    }
    else
    {
        Write-Warning "Azure App Id is missing. Use -AppId <AppId>."
    }

    if($global:ClientSecret)
    {
        Write-Host "Using Azure App Secret"
    }
    elseif($global:ClientCert)
    {
        Write-Host "Using Azure App Certificate"
    }
    elseif($global:HeadlessAuthMode -eq "Browser")
    {
        Write-Host "Using browser authentication"
    }
    else
    {
        Write-Warning "Azure App Secret or Certificate is missing. Use -Secret <Secret> or -Certificate <Certificate>."
    }

    if($global:UseJSonSettings)
    {
        Write-Host "Use json settings"
    }

    Import-Module (Join-Path (Split-Path -Parent $PSScriptRoot) "Core.psm1") -Force -Global
    Start-CoreApp $View
}

Export-ModuleMember -Function Initialize-IntuneManagementRuntime, Test-IsWindowsPlatform