Opening the default wix-members login lightbox by the JS code

Here’s the default wix-members login modal


I have a public page, with button. If user is logged in, clicking on button will open the modal with subscription. If user is not logged in, I want to open the default login modal, that is shown above.

Here’s the code example:
$w . onReady ( async () => {
wixMembers . currentMember
. getMember ()
. then (( member ) => {
$w ( ‘#repeater1’ ). data = [
{
_id : uuidv4 (),
openSubscriptionModal : buyOneMonthSubscription ,
sum : 300 ,
title : ‘monthlySubscription’ ,
},
{
_id : uuidv4 (),
openSubscriptionModal : buySeasonSubscription ,
sum : 800 ,
title : ‘seasonSubscription’ ,
},
]

        $w ( '#repeater1' ) 
            . onItemReady (( $item ,  itemData ) => { 
         // Here's the handler, I'm talking about 
                if  ( member ) { 
                    $item ( '#payBtn' ). onClick (() =>  itemData . openSubscriptionModal ( member )) 
                } 
                // if member is undefined (user os not logged in) open the default wix-members login modal 
                // $item('#payBtn').onClick(() => { somehow open login modal }) 
            }) 
    }) 

})