woocommerce out of stock check

out-of-stock.php

$has_stock = false;
// echo $product->get_type();
if( $product->get_type() == 'variable' ){
    $available_variations = $product->get_available_variations();
    
    foreach( $available_variations as $item ){
        if($item['is_in_stock']== true){
            $has_stock = true;
        }
    }
}

if( $product->get_type() == 'simple' ){

    // if manage stock checked
    if( $product->managing_stock()  ){
        if($product->is_in_stock()){
            $has_stock = true;
        }
    }else{
        $has_stock = true;
    }
}