优化结构
This commit is contained in:
Yvan
@@ -1,323 +0,0 @@
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package payment
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"strings"
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"kra/internal/biz"
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"github.com/go-pay/gopay"
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gopayQQ "github.com/go-pay/gopay/qq"
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)
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type qqAdapter struct{}
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func (a *qqAdapter) client(c map[string]any) (*gopayQQ.Client, error) {
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mch := firstAny(c, "merchant_id", "mch_id")
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if mch == "" || text(c, "api_key") == "" {
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return nil, errors.New("QQ 支付缺少 merchant_id 或 api_key")
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}
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client := gopayQQ.NewClient(mch, text(c, "api_key"))
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return client, nil
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}
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// qqSignType resolves the algorithm used both for request signing and for
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// validating synchronous API responses. QQ defaults to MD5 when sign_type is
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// omitted, but an explicit unsupported value must never silently downgrade to
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// a weaker or different algorithm.
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func qqSignType(extra, config map[string]any) (string, error) {
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value := firstAny(extra, "sign_type", "signature_type", "signType")
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if value == "" {
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value = firstAny(config, "sign_type", "signature_type", "signType")
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}
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if value == "" {
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return gopayQQ.SignType_MD5, nil
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}
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normalized := strings.ToUpper(strings.ReplaceAll(strings.TrimSpace(value), "_", "-"))
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switch normalized {
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case gopayQQ.SignType_MD5:
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return gopayQQ.SignType_MD5, nil
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case gopayQQ.SignType_HMAC_SHA256:
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return gopayQQ.SignType_HMAC_SHA256, nil
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default:
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return "", fmt.Errorf("QQ 支付不支持的签名类型: %s", value)
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}
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}
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func verifyQQResponse(apiKey, signType string, response any) error {
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if strings.TrimSpace(apiKey) == "" {
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return errors.New("QQ 支付响应验签缺少 api_key")
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}
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ok, err := gopayQQ.VerifySign(apiKey, signType, response)
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if err != nil {
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return fmt.Errorf("QQ 支付响应签名校验失败: %w", err)
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}
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if !ok {
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return errors.New("QQ 支付响应签名校验失败")
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}
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return nil
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}
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func (a *qqAdapter) Create(ctx context.Context, req *biz.PaymentRequest, c map[string]any) (*biz.PaymentResult, error) {
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if req == nil {
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return nil, errors.New("QQ 支付下单请求为空")
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}
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client, err := a.client(c)
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if err != nil {
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return nil, err
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}
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signType, err := qqSignType(req.Extra, c)
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if err != nil {
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return nil, err
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}
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bm := gopay.BodyMap{}
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bm.Set("nonce_str", nonce()).Set("body", req.Subject).Set("out_trade_no", req.TradeNo).Set("total_fee", req.Amount).Set("spbill_create_ip", req.ClientIP).Set("notify_url", req.NotifyURL).Set("sign_type", signType)
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tradeType, err := qqCreateMethod(req.Extra, c)
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if err != nil {
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return nil, err
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}
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if tradeType == gopayQQ.TradeType_MicroPay {
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bm.Set("device_info", firstAnyOr(req.Extra, firstAnyOr(c, "WEB", "device_info"), "device_info"))
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authCode := firstAny(req.Extra, "auth_code", "authcode", "barcode", "pay_code")
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if strings.TrimSpace(authCode) == "" {
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return nil, errors.New("QQ 付款码支付缺少 auth_code")
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}
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bm.Set("auth_code", strings.TrimSpace(authCode))
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mergeGoPayExtras(bm, req.Extra, "nonce_str", "body", "out_trade_no", "total_fee", "spbill_create_ip", "notify_url", "trade_type", "device_info", "auth_code", "authcode", "mch_id", "sign_type")
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rsp, callErr := client.MicroPay(ctx, bm)
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if callErr != nil {
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return nil, callErr
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}
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if callErr = verifyQQResponse(text(c, "api_key"), signType, rsp); callErr != nil {
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return nil, callErr
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}
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if rsp == nil || !qqOK(rsp.ReturnCode, rsp.ResultCode) {
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return nil, fmt.Errorf("QQ 付款码支付失败: %s", first(rspMap(rsp), "return_msg", "ret_msg", "err_code_des"))
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}
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if returnedTradeNo := strings.TrimSpace(rsp.OutTradeNo); returnedTradeNo != "" && returnedTradeNo != req.TradeNo {
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return nil, errors.New("QQ 付款码支付响应的 out_trade_no 不匹配")
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}
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status := normalizeQQState(rsp.TradeState)
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if status == "pending" && strings.EqualFold(rsp.ResultCode, "SUCCESS") && strings.TrimSpace(rsp.TransactionId) != "" {
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status = "success"
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}
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return &biz.PaymentResult{Provider: biz.PaymentQQ, Status: status, TradeNo: firstNonEmptyQQ(rsp.OutTradeNo, req.TradeNo), ProviderTradeNo: strings.TrimSpace(rsp.TransactionId), Payload: mustJSON(rsp)}, nil
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}
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bm.Set("trade_type", tradeType)
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mergeGoPayExtras(bm, req.Extra, "nonce_str", "body", "out_trade_no", "total_fee", "spbill_create_ip", "notify_url", "trade_type", "mch_id", "sign_type")
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rsp, err := client.UnifiedOrder(ctx, bm)
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if err != nil {
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return nil, err
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}
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if err = verifyQQResponse(text(c, "api_key"), signType, rsp); err != nil {
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return nil, err
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}
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if rsp == nil || !qqOK(rsp.ReturnCode, rsp.ResultCode) {
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return nil, fmt.Errorf("QQ 支付下单失败: %s", first(rspMap(rsp), "return_msg", "ret_msg", "err_code_des"))
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}
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result := &biz.PaymentResult{Provider: biz.PaymentQQ, Status: "created", TradeNo: req.TradeNo, Payload: mustJSON(rsp)}
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return result, nil
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}
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func qqCreateMethod(extra, config map[string]any) (string, error) {
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value := firstAny(extra, "trade_type", "pay_type", "method", "pay_method")
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if value == "" {
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value = firstAny(config, "trade_type", "pay_type", "method", "pay_method")
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}
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normalized := strings.ToUpper(strings.ReplaceAll(strings.TrimSpace(value), "-", "_"))
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switch normalized {
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case "", "NATIVE", "QR", "QRCODE":
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return gopayQQ.TradeType_Native, nil
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case "MICROPAY", "MICRO_PAY", "BARCODE", "BARCODE_PAY":
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return gopayQQ.TradeType_MicroPay, nil
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case "JSAPI", "JS_API":
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return gopayQQ.TradeType_JsApi, nil
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case "MINIAPP", "MINI_APP", "MINI_PROGRAM", "MINIPROGRAM", "MINI":
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return gopayQQ.TradeType_Mini, nil
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case "APP", "APP_PAY":
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return gopayQQ.TradeType_App, nil
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default:
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return "", fmt.Errorf("QQ 支付不支持的下单方式: %s", value)
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}
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}
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func firstNonEmptyQQ(values ...string) string {
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for _, value := range values {
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if strings.TrimSpace(value) != "" {
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return strings.TrimSpace(value)
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}
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}
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return ""
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}
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func (a *qqAdapter) Query(ctx context.Context, tradeNo string, c map[string]any) (*biz.PaymentResult, error) {
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tradeNo = strings.TrimSpace(tradeNo)
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if tradeNo == "" {
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return nil, errors.New("QQ 支付查单缺少 out_trade_no")
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}
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client, err := a.client(c)
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if err != nil {
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return nil, err
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}
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signType, err := qqSignType(nil, c)
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if err != nil {
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return nil, err
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}
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bm := gopay.BodyMap{"nonce_str": nonce(), "out_trade_no": tradeNo, "sign_type": signType}
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mergeGoPayConfigExtras(bm, c, "query_extra", "nonce_str", "out_trade_no", "mch_id", "sign_type")
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rsp, err := client.OrderQuery(ctx, bm)
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if err != nil {
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return nil, err
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}
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if err = verifyQQResponse(text(c, "api_key"), signType, rsp); err != nil {
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return nil, err
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}
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if rsp == nil || !qqOK(rsp.ReturnCode, rsp.ResultCode) {
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return nil, fmt.Errorf("QQ 支付查单失败: %s", first(rspMap(rsp), "return_msg", "ret_msg", "err_code_des"))
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}
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result := &biz.PaymentResult{Provider: biz.PaymentQQ, Status: normalizeQQState(rsp.TradeState), TradeNo: rsp.OutTradeNo, ProviderTradeNo: rsp.TransactionId, Payload: mustJSON(rsp)}
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if result.TradeNo == "" {
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result.TradeNo = tradeNo
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} else if strings.TrimSpace(result.TradeNo) != tradeNo {
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return nil, errors.New("QQ 支付查单响应的 out_trade_no 不匹配")
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}
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result.Currency = strings.ToUpper(rsp.FeeType)
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if result.Currency == "" {
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result.Currency = "CNY"
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}
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if rsp.TotalFee != "" {
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result.Amount, err = parseIntegerAmount(rsp.TotalFee)
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if err != nil {
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return nil, err
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}
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}
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if rsp.CashFee != "" {
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result.PayerPaidAmount, err = parseIntegerAmount(rsp.CashFee)
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if err != nil {
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return nil, fmt.Errorf("解析 QQ 支付实付金额: %w", err)
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}
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result.CashPaidAmount = result.PayerPaidAmount
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result.AmountBreakdownKnown = true
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}
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return result, nil
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}
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func (a *qqAdapter) Refund(ctx context.Context, req *biz.PaymentRefundRequest, c map[string]any) (*biz.PaymentResult, error) {
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if req == nil {
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return nil, errors.New("QQ 支付退款请求为空")
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}
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tradeNo := strings.TrimSpace(req.TradeNo)
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refundNo := strings.TrimSpace(req.RefundNo)
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if tradeNo == "" || refundNo == "" {
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return nil, errors.New("QQ 支付退款缺少 out_trade_no 或 out_refund_no")
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}
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if req.Amount <= 0 || req.TotalAmount < 0 || req.TotalAmount > 0 && req.Amount > req.TotalAmount {
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return nil, errors.New("QQ 支付退款金额无效")
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}
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client, err := a.client(c)
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if err != nil {
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return nil, err
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}
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signType, err := qqSignType(nil, c)
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if err != nil {
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return nil, err
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}
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bm := gopay.BodyMap{"nonce_str": nonce(), "out_trade_no": tradeNo, "out_refund_no": refundNo, "refund_fee": req.Amount, "op_user_id": firstAny(c, "op_user_id", "merchant_id", "mch_id"), "op_user_passwd": text(c, "op_user_passwd"), "sign_type": signType}
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if req.TotalAmount > 0 {
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bm.Set("total_fee", req.TotalAmount)
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}
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if req.Currency != "" {
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bm.Set("refund_fee_type", strings.ToUpper(req.Currency))
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}
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mergeGoPayConfigExtras(bm, c, "refund_extra", "nonce_str", "out_trade_no", "out_refund_no", "refund_fee", "total_fee", "op_user_id", "op_user_passwd", "mch_id", "sign_type")
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cert, key, p12 := anyConfig(c, "cert_file", "cert_path"), anyConfig(c, "key_file", "key_path"), anyConfig(c, "pkcs12_file", "p12_file")
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if (cert == nil || key == nil) && p12 == nil {
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if text(c, "cert_content") != "" || text(c, "key_content") != "" || text(c, "pkcs12_content") != "" {
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cert, key, p12 = []byte(text(c, "cert_content")), []byte(text(c, "key_content")), []byte(text(c, "pkcs12_content"))
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}
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}
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if (cert == nil || key == nil) && p12 == nil {
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return nil, errors.New("QQ 支付退款缺少 cert_file、key_file、pkcs12_file（或 *_content）")
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}
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rsp, err := client.Refund(ctx, bm, cert, key, p12)
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if err != nil {
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return nil, err
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}
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if err = verifyQQResponse(text(c, "api_key"), signType, rsp); err != nil {
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return nil, err
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}
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if rsp == nil || !qqOK(rsp.ReturnCode, rsp.ResultCode) {
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return nil, fmt.Errorf("QQ 支付退款失败: %s", first(rspMap(rsp), "return_msg", "ret_msg", "err_code_des"))
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}
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if err = validateQQRefundIdentity(tradeNo, refundNo, rsp); err != nil {
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return nil, err
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}
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refundAmount := req.Amount
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if strings.TrimSpace(rsp.RefundFee) != "" {
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refundAmount, err = parseIntegerAmount(rsp.RefundFee)
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if err != nil {
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return nil, fmt.Errorf("解析 QQ 支付退款金额: %w", err)
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}
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if refundAmount != req.Amount {
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return nil, errors.New("QQ 支付退款响应金额不匹配")
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}
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}
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returnedTradeNo := strings.TrimSpace(rsp.OutTradeNo)
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if returnedTradeNo == "" {
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returnedTradeNo = tradeNo
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}
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return &biz.PaymentResult{Provider: biz.PaymentQQ, Status: "pending", TradeNo: returnedTradeNo, ProviderTradeNo: strings.TrimSpace(rsp.RefundId), Amount: refundAmount, Currency: strings.ToUpper(req.Currency), Payload: mustJSON(rsp)}, nil
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}
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func validateQQRefundIdentity(tradeNo, refundNo string, rsp *gopayQQ.RefundResponse) error {
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if rsp == nil {
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return errors.New("QQ 支付退款响应为空")
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}
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if returnedTradeNo := strings.TrimSpace(rsp.OutTradeNo); returnedTradeNo != "" && returnedTradeNo != tradeNo {
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return errors.New("QQ 支付退款响应的 out_trade_no 不匹配")
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}
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if returnedRefundNo := strings.TrimSpace(rsp.OutRefundNo); returnedRefundNo == "" {
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return errors.New("QQ 支付退款响应缺少 out_refund_no")
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} else if returnedRefundNo != refundNo {
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return errors.New("QQ 支付退款响应的 out_refund_no 不匹配")
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}
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if strings.TrimSpace(rsp.RefundId) == "" {
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return errors.New("QQ 支付退款响应缺少 refund_id")
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}
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return nil
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}
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func (a *qqAdapter) Callback(_ context.Context, callback *biz.PaymentCallback, c map[string]any) (*biz.PaymentResult, error) {
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if callback == nil {
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return nil, errors.New("QQ 支付回调为空")
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}
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request, err := callbackRequest(callback)
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if err != nil {
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return nil, err
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}
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bm, err := gopayQQ.ParseNotifyToBodyMap(request)
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if err != nil {
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return nil, err
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}
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signType, err := qqSignType(nil, c)
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if err != nil {
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return nil, err
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}
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ok, err := gopayQQ.VerifySign(text(c, "api_key"), signType, cloneGoPayBodyMap(bm))
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if err != nil {
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return nil, err
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}
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if !ok {
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return nil, errors.New("QQ 支付回调签名校验失败")
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}
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values := fromGoPayBodyMap(bm)
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status := "pending"
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if strings.EqualFold(values["return_code"], "SUCCESS") && strings.EqualFold(values["result_code"], "SUCCESS") && strings.EqualFold(values["trade_state"], "SUCCESS") {
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status = "success"
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}
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payload, _ := json.Marshal(values)
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return &biz.PaymentResult{Provider: biz.PaymentQQ, Status: status, TradeNo: values["out_trade_no"], ProviderTradeNo: values["transaction_id"], Payload: payload}, nil
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}
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Block a user