86 lines
3.4 KiB
Dart
86 lines
3.4 KiB
Dart
import 'dart:io';
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import 'package:flutter/cupertino.dart';
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import 'package:in_app_purchase/in_app_purchase.dart';
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import 'package:in_app_purchase_android/billing_client_wrappers.dart';
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import 'package:in_app_purchase_android/in_app_purchase_android.dart';
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import 'package:in_app_purchase_storekit/in_app_purchase_storekit.dart';
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class KtUtils {
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static String getTimeZoneOffset(DateTime dateTime) {
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Duration offset = dateTime.timeZoneOffset;
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String sign = offset.isNegative ? '-' : '+';
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int hours = offset.inHours.abs();
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int minutes = (offset.inMinutes.abs() % 60);
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return 'GMT$sign${hours.toString().padLeft(2, '0')}:${minutes.toString().padLeft(2, '0')}';
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}
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static bool isEmpty(dynamic value) {
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return value == null ||
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(value is Map && value.isEmpty) ||
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(value is String && value.isEmpty) ||
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(value is Iterable && value.isEmpty);
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}
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static bool isNotEmpty(dynamic value) {
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return !isEmpty(value);
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}
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static String getDiscountPrice(ProductDetails? product, {bool showDiscount = false}) {
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String price = product?.price ?? '';
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if (product == null) return price;
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if (Platform.isIOS) {
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if (product is AppStoreProductDetails) {
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debugPrint("skProduct优惠价格: ${product.skProduct.price}");
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for (final discount in product.skProduct.discounts) {
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debugPrint("优惠ID: ${discount.identifier}");
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debugPrint("优惠价格: ${discount.price}");
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debugPrint("priceLocale: ${discount.priceLocale.currencySymbol}-${discount.priceLocale.currencyCode}");
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debugPrint("优惠周期: ${discount.subscriptionPeriod.numberOfUnits}");
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debugPrint("支付模式: ${discount.paymentMode}"); // freeTrial, payAsYouGo, payUpFront
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if (isNotEmpty(discount.price)) price = discount.priceLocale.currencySymbol + discount.price;
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break;
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}
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}
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} else if (Platform.isAndroid) {
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if (product is GooglePlayProductDetails) {
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for (SubscriptionOfferDetailsWrapper? offer in product.productDetails.subscriptionOfferDetails ?? []) {
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debugPrint('Base plan ID: ${offer?.basePlanId}');
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debugPrint('Offer ID: ${offer?.offerId}');
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if (offer?.pricingPhases.isEmpty ?? true) continue;
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for (PricingPhaseWrapper phase in offer!.pricingPhases) {
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debugPrint('价格: ${phase.formattedPrice}');
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debugPrint('周期: ${phase.billingPeriod}');
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debugPrint('周期内收费次数: ${phase.recurrenceMode}');
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if (isNotEmpty(phase.formattedPrice)) {
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price = phase.formattedPrice;
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if (showDiscount) return price;
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}
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}
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}
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}
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}
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return price;
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}
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static Map<String, dynamic> filterVipType(String? type) {
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if (isEmpty(type)) {
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return {};
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}
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List<Map<String, dynamic>> vipTypes = [
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{'type': 'week', 'name': 'Weekly', 'shortName': 'week'},
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{'type': 'month', 'name': 'Monthly', 'shortName': 'month'},
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{'type': 'three_months', 'name': 'Quarterly', 'shortName': 'quarter'},
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{'type': 'yearly', 'name': 'Yearly', 'shortName': 'year'},
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{'type': 'year', 'name': 'Yearly', 'shortName': 'year'},
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];
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final filterType = vipTypes.where((item) => item['type'] == type).cast<Map<String, dynamic>?>().firstOrNull;
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if (filterType != null) {
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return filterType;
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}
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return {};
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}
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}
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