优化结构

2026-08-20 23:02:06 +08:00
parent 63dbb4cfbc
commit e65cf0b1d0
338 changed files with 622 additions and 481 deletions
@@ -1,269 +0,0 @@
-package payment
-
-import (
-	"context"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"math"
-	"strings"
-
-	"kra/internal/biz"
-
-	gopayApple "github.com/go-pay/gopay/apple"
-	"github.com/google/uuid"
-)
-
-type appleAdapter struct{}
-
-func (a *appleAdapter) Create(_ context.Context, req *biz.PaymentRequest, _ map[string]any) (*biz.PaymentResult, error) {
-	if req == nil {
-		return nil, errors.New("Apple 内购下单参数为空")
-	}
-	productID := ""
-	if req.Extra != nil {
-		productID, _ = req.Extra["product_id"].(string)
-	}
-	if productID == "" {
-		return nil, errors.New("Apple 内购缺少 extra.product_id")
-	}
-	if _, err := uuid.Parse(req.TradeNo); err != nil {
-		return nil, errors.New("Apple 内购 tradeNo 必须是用于 appAccountToken 的 UUID")
-	}
-	payload, _ := json.Marshal(map[string]any{"product_id": productID, "app_account_token": req.TradeNo, "client_only": true, "trade_no": req.TradeNo})
-	return &biz.PaymentResult{Provider: biz.PaymentApple, Status: "client_pending", TradeNo: req.TradeNo, Payload: payload}, nil
-}
-func (a *appleAdapter) Query(ctx context.Context, transactionID string, c map[string]any) (*biz.PaymentResult, error) {
-	transactionID = strings.TrimSpace(transactionID)
-	if transactionID == "" {
-		return nil, errors.New("Apple 查询缺少 transactionId")
-	}
-	client, err := gopayApple.NewClient(
-		text(c, "issuer_id"),
-		text(c, "bundle_id"),
-		text(c, "key_id"),
-		text(c, "private_key"),
-		!strings.EqualFold(text(c, "environment"), "sandbox"),
-	)
-	if err != nil {
-		return nil, err
-	}
-	response, err := client.GetTransactionInfo(ctx, transactionID)
-	if err != nil {
-		return nil, err
-	}
-	if response == nil || response.SignedTransactionInfo == "" {
-		return nil, errors.New("Apple 查询响应缺少 signedTransactionInfo")
-	}
-	if err = validateAppleJWSChain(response.SignedTransactionInfo); err != nil {
-		return nil, err
-	}
-	transaction, err := response.DecodeSignedTransaction()
-	if err != nil {
-		return nil, err
-	}
-	claims, err := appleClaims(transaction)
-	if err != nil {
-		return nil, err
-	}
-	if bundleID := text(c, "bundle_id"); bundleID != "" && fmt.Sprint(claims["bundleId"]) != bundleID {
-		return nil, errors.New("Apple 交易 bundleId 不匹配")
-	}
-	if err = validateAppleEnvironment(claims, c); err != nil {
-		return nil, err
-	}
-	payload, _ := json.Marshal(claims)
-	result, err := applePaymentResult(transactionID, claims, payload, c)
-	if err != nil {
-		return nil, err
-	}
-	if result.ProviderTradeNo == "" {
-		return nil, errors.New("Apple 交易缺少 transactionId")
-	}
-	return result, nil
-}
-func (a *appleAdapter) Refund(context.Context, *biz.PaymentRefundRequest, map[string]any) (*biz.PaymentResult, error) {
-	return nil, errors.New("Apple 内购退款由 App Store 管理，服务端不提供主动退款接口")
-}
-func (a *appleAdapter) Callback(_ context.Context, callback *biz.PaymentCallback, c map[string]any) (*biz.PaymentResult, error) {
-	if callback == nil {
-		return nil, errors.New("Apple 回调为空")
-	}
-	var body struct {
-		SignedPayload string `json:"signedPayload"`
-	}
-	if err := json.Unmarshal(callback.Body, &body); err != nil {
-		return nil, err
-	}
-	if body.SignedPayload == "" {
-		return nil, errors.New("Apple 回调缺少 signedPayload")
-	}
-	if err := validateAppleJWSChain(body.SignedPayload); err != nil {
-		return nil, err
-	}
-	notification, err := gopayApple.DecodeSignedPayload(body.SignedPayload)
-	if err != nil {
-		return nil, err
-	}
-	if notificationID := strings.TrimSpace(notification.NotificationUUID); notificationID != "" {
-		if callback.Query == nil {
-			callback.Query = map[string]string{}
-		}
-		callback.Query["event_id"] = notificationID
-	}
-	if notification.Data == nil {
-		return nil, errors.New("Apple 回调缺少 data")
-	}
-	if err = validateAppleJWSChain(notification.Data.SignedTransactionInfo); err != nil {
-		return nil, err
-	}
-	transaction, err := notification.DecodeTransactionInfo()
-	if err != nil {
-		return nil, err
-	}
-	claims, err := appleClaims(transaction)
-	if err != nil {
-		return nil, err
-	}
-	if bundleID := text(c, "bundle_id"); bundleID != "" && fmt.Sprint(claims["bundleId"]) != bundleID {
-		return nil, errors.New("Apple 回调 bundleId 不匹配")
-	}
-	if err = validateAppleEnvironment(claims, c); err != nil {
-		return nil, err
-	}
-	payload, _ := json.Marshal(claims)
-	tradeNo := strings.TrimSpace(fmt.Sprint(claims["appAccountToken"]))
-	transactionID := strings.TrimSpace(fmt.Sprint(claims["transactionId"]))
-	if tradeNo == "" || tradeNo == "<nil>" || transactionID == "" || transactionID == "<nil>" {
-		return nil, errors.New("Apple 回调缺少 appAccountToken 或 transactionId")
-	}
-	if _, parseErr := uuid.Parse(tradeNo); parseErr != nil {
-		return nil, errors.New("Apple 回调 appAccountToken 不是有效 UUID")
-	}
-	return &biz.PaymentResult{Provider: biz.PaymentApple, Status: "pending", TradeNo: tradeNo, ProviderTradeNo: transactionID, QueryID: transactionID, Payload: payload}, nil
-}
-
-func appleClaims(value any) (map[string]any, error) {
-	payload, err := json.Marshal(value)
-	if err != nil {
-		return nil, err
-	}
-	claims := map[string]any{}
-	if err := json.Unmarshal(payload, &claims); err != nil {
-		return nil, err
-	}
-	return claims, nil
-}
-
-func applePaymentResult(transactionID string, claims map[string]any, payload []byte, c map[string]any) (*biz.PaymentResult, error) {
-	revoked, err := appleRevoked(claims)
-	if err != nil {
-		return nil, err
-	}
-	status := "success"
-	if revoked {
-		status = "failed"
-	}
-	providerTradeNo := strings.TrimSpace(fmt.Sprint(claims["transactionId"]))
-	if providerTradeNo == "" || providerTradeNo == "<nil>" || providerTradeNo != transactionID {
-		return nil, errors.New("Apple 查询返回的 transactionId 不匹配")
-	}
-	tradeNo := strings.TrimSpace(fmt.Sprint(claims["appAccountToken"]))
-	if tradeNo == "" || tradeNo == "<nil>" {
-		return nil, errors.New("Apple 交易缺少 appAccountToken")
-	}
-	if _, err := uuid.Parse(tradeNo); err != nil {
-		return nil, errors.New("Apple 交易 appAccountToken 不是有效 UUID")
-	}
-	result := &biz.PaymentResult{Provider: biz.PaymentApple, Status: status, TradeNo: tradeNo, ProviderTradeNo: providerTradeNo, QueryID: providerTradeNo, Payload: payload}
-	if status != "success" {
-		return result, nil
-	}
-	result.Currency = strings.ToUpper(strings.TrimSpace(fmt.Sprint(claims["currency"])))
-	if result.Currency == "<nil>" {
-		result.Currency = ""
-	}
-	if result.Currency == "" {
-		return nil, errors.New("Apple 交易缺少 currency")
-	}
-	price, err := parseIntegerAmount(strings.TrimSpace(fmt.Sprint(claims["price"])))
-	if err != nil {
-		return nil, fmt.Errorf("解析 Apple 交易 price: %w", err)
-	}
-	divisor := applePriceDivisor(c, result.Currency)
-	if divisor <= 0 || price%divisor != 0 {
-		return nil, errors.New("Apple price_divisor 未配置或交易金额无法精确换算到最小货币单位")
-	}
-	result.Amount = price / divisor
-	result.PayerPaidAmount = result.Amount
-	result.CashPaidAmount = result.Amount
-	result.SettlementAmount = result.Amount
-	result.PayerCurrency = result.Currency
-	result.AmountBreakdownKnown = true
-	return result, nil
-}
-
-func appleRevoked(claims map[string]any) (bool, error) {
-	value, exists := claims["revocationDate"]
-	if !exists || value == nil {
-		return false, nil
-	}
-	switch number := value.(type) {
-	case float64:
-		if math.IsNaN(number) || math.IsInf(number, 0) || number < 0 || math.Trunc(number) != number {
-			return false, errors.New("Apple revocationDate 无效")
-		}
-		return number > 0, nil
-	case json.Number:
-		parsed, err := number.Int64()
-		if err != nil || parsed < 0 {
-			return false, errors.New("Apple revocationDate 无效")
-		}
-		return parsed > 0, nil
-	case int64:
-		if number < 0 {
-			return false, errors.New("Apple revocationDate 无效")
-		}
-		return number > 0, nil
-	case int:
-		if number < 0 {
-			return false, errors.New("Apple revocationDate 无效")
-		}
-		return number > 0, nil
-	}
-	textValue := strings.TrimSpace(fmt.Sprint(value))
-	if textValue == "" || textValue == "<nil>" || textValue == "0" {
-		return false, nil
-	}
-	parsed, err := parseIntegerAmount(textValue)
-	if err != nil {
-		return false, fmt.Errorf("解析 Apple revocationDate: %w", err)
-	}
-	return parsed > 0, nil
-}
-
-func applePriceDivisor(c map[string]any, currency string) int64 {
-	if values, ok := c["price_divisors"].(map[string]any); ok {
-		for key, value := range values {
-			if strings.EqualFold(strings.TrimSpace(key), currency) {
-				return configuredInt64(map[string]any{"value": value}, "value", 0)
-			}
-		}
-	}
-	return configuredInt64(c, "price_divisor", 0)
-}
-
-func validateAppleEnvironment(claims map[string]any, c map[string]any) error {
-	actual := strings.ToLower(strings.TrimSpace(fmt.Sprint(claims["environment"])))
-	if actual == "" || actual == "<nil>" {
-		return errors.New("Apple 交易缺少 environment")
-	}
-	expected := "production"
-	if strings.EqualFold(text(c, "environment"), "sandbox") {
-		expected = "sandbox"
-	}
-	if actual != expected {
-		return errors.New("Apple 交易 environment 不匹配")
-	}
-	return nil
-}