WOOCS - WooCommerce Currency Switcher

Plugin link: https://woocommerce.com/products/composite-products/

• in file wp-content\plugins\woocommerce-composite-products\includes\class-wc-cp-display.php add next code: $suffix='';
  
  
• in file wp-content\plugins\woocommerce-composite-products\assets\js\frontend\add-to-cart-composite.js add next code:
  
  JavaScript

  if (woocs_current_currency != undefined && woocs_current_currency['rate'] != undefined) { price_data.base_price = price_data.base_price * woocs_current_currency['rate']; price_data.base_regular_price   = price_data.base_regular_price * woocs_current_currency['rate']; composite_totals.price   = composite_totals.price   * woocs_current_currency['rate']; composite_totals.regular_price = composite_totals.regular_price * woocs_current_currency['rate']; }

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  if (woocs_current_currency != undefined && woocs_current_currency['rate'] != undefined) {     price_data.base_price = price_data.base_price * woocs_current_currency['rate'];     price_data.base_regular_price   = price_data.base_regular_price * woocs_current_currency['rate'];     composite_totals.price   = composite_totals.price   * woocs_current_currency['rate'];     composite_totals.regular_price = composite_totals.regular_price * woocs_current_currency['rate']; }

  
  
  
• in file functions.php add next code:
  
  add_filter('woocs_fixed_raw_woocommerce_price', function($tmp_val, $product, $price) { if ($price == 0) { return $price; } return $tmp_val; }, 999, 3);

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  add_filter('woocs_fixed_raw_woocommerce_price', function($tmp_val, $product, $price) {     if ($price == 0) {         return $price;     }     return $tmp_val; }, 999, 3);