fix: 選擇最小運費，運送方法消失

admin/class-woomp-shipping-flat-rate.php

@@ -184,70 +184,6 @@ public function init() {
 		add_action( 'admin_footer', [ $this, 'enqueue_admin_js' ], 10 );
 	}
 
-	/**
-	 * 檢查運送方式是否可用
-	 *
-	 * @param array $package 運送包裹資訊.
-	 * @return bool
-	 */
-	public function is_available( $package ) {
-		$has_coupon         = false;
-		$has_met_min_amount = false;
-
-		$requires = $this->requires ?? $this->cost_requires ?? '';
-
-		if ( in_array( $requires, [ 'coupon', 'either', 'both' ], true ) ) {
-			$coupons = WC()->cart->get_coupons();
-
-			if ( $coupons ) {
-				foreach ( $coupons as $code => $coupon ) {
-					if ( $coupon->is_valid() && $coupon->get_free_shipping() ) {
-						$has_coupon = true;
-						break;
-					}
-				}
-			}
-		}
-
-		if ( in_array( $requires, [ 'min_amount', 'either', 'both' ], true ) ) {
-			$total = WC()->cart->get_displayed_subtotal();
-
-			if ( WC()->cart->display_prices_including_tax() ) {
-				$total = $total - WC()->cart->get_discount_tax();
-			}
-
-			if ( 'no' === $this->ignore_discounts ) {
-				$total = $total - WC()->cart->get_discount_total();
-			}
-
-			$total = NumberUtil::round( $total, wc_get_price_decimals() );
-
-			if ( $total >= $this->min_amount ) {
-				$has_met_min_amount = true;
-			}
-		}
-
-		switch ( $requires ) {
-			case 'min_amount':
-				$is_available = $has_met_min_amount;
-				break;
-			case 'coupon':
-				$is_available = $has_coupon;
-				break;
-			case 'both':
-				$is_available = $has_met_min_amount && $has_coupon;
-				break;
-			case 'either':
-				$is_available = $has_met_min_amount || $has_coupon;
-				break;
-			default:
-				$is_available = true;
-				break;
-		}
-
-		return apply_filters( 'woocommerce_shipping_' . $this->id . '_is_available', $is_available, $package, $this );
-	}
-
 	/**
 	 * 計算運費金額
 	 *

public/class-woomp-checkout.php

@@ -425,7 +425,7 @@ public static function get_diff_amount( $method, $check_requires_list, $original
 		 */
 		public static function get_diff_amount_by_settings( $settings, $check_requires_list, $original = false ): float|null {
 
-			$requires         = $settings['cost_requires'] ?? ( $settings['requires'] ?? '' );
+			$requires         = @$settings['cost_requires'] ?: @$settings['requires'];
 			$ignore_discounts = $settings['ignore_discounts'] ?? 'no';
 			$min_amount       = $settings['min_amount'] ?? 0;
 

woomp.php

@@ -4,7 +4,7 @@
  * Plugin Name:       好用版擴充 MorePower Addon for WooCommerce
  * Plugin URI:        https://morepower.club/morepower-addon/
  * Description:       WooCommerce 好用版擴充，改善結帳流程與可變商品等區塊，並整合多項金流，讓 WooCommerce 更符合亞洲人使用習慣。
- * Version:           3.4.53
+ * Version:           3.4.54
  * Author:            MorePower
  * Author URI:        https://morepower.club
  * License:           GPL-2.0+