koi_pay_kit_alipay

Alipay (支付宝) SDK adapter for koi_pay_kit. Wraps the tobias package.

Installation

Add the package to your pubspec.yaml:

dependencies:
  koi_pay_kit: ^0.1.0
  koi_pay_kit_alipay: ^0.1.0

Then install dependencies:

flutter pub get

Usage

import 'package:koi_pay_kit/koi_pay_kit.dart';
import 'package:koi_pay_kit_alipay/koi_pay_kit_alipay.dart';

final engine = PaymentEngine(
  backend: MyOrderBackend(),
  sdks: {'alipay': AlipaySdk()},
  cache: SharedPrefsCache(prefs),
);

final sn = await engine.pay(
  sdkId: 'alipay',
  title: '充值',
  amountInCents: 10000, // 100.00 元
  channel: 2,
);

iOS Configuration

Add URL Scheme in your Info.plist or configure via pubspec.yaml:

tobias:
  url_scheme: your_app_scheme  # e.g. tobiastms

This enables the Alipay app to redirect back to your app after payment.

Android Configuration

No additional configuration required. The tobias package handles everything.

Status Code Mapping

Alipay Code	koi_pay_kit Status	Description
9000	success	Payment succeeded
8000	processing	Payment in progress
6004	processing	Payment result unknown
6001	cancelled	User cancelled
6002	networkError	Network connection error
4000	failed	Payment failed
5000	failed	Duplicate request

Public APIs

• AlipaySdk — implements PaymentSdk for Alipay via tobias

Documentation

• koi_pay_kit docs
• tobias package
• Changelog

License

MIT. See LICENSE.