# App registration details
$script:graphConfig = @{
    ClientId     = "YOUR_CLIENT_ID" # Replace with your app registration client ID
    TenantId     = "YOUR_TENANT_ID" # Replace with your tenant ID
    Scopes       = @(
        "Files.ReadWrite.All"
        "Sites.ReadWrite.All"
        "Sites.Read.All"
        "Sites.Selected"
    )
}

function Connect-Graph {   
    try {
        Connect-MgGraph -ClientId $graphConfig.ClientId `
            -TenantId $graphConfig.TenantId `
            -Scopes $graphConfig.Scopes `
            -UseDeviceCode
        
        # Verify connection
        $profile = Get-MgProfile
        if ($profile) {
            return $true
        }
        return $false
    }
    catch {
        $script:txtStatus.Text += "Graph Connection Error: $($_.Exception.Message)`n"
        return $false
    }
}