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微信按当前 v2/v3 配置分别生成 MWEB/H5 链接，支付宝复用 C 端 WAP 链接，并让可用支付方式基于生效配置判断。 Constraint: 支付链接统一通过 qr_content 返回，由前端渲染二维码；按要求不运行测试 Rejected: 微信 Native 与支付宝当面付 | 会引入非当前商户配置所需的额外产品开通 Confidence: high Scope-risk: moderate Directive: 微信 H5/MWEB 二维码仅承诺系统相机或外部浏览器扫码链路 Tested: 相关 Go 包编译通过；gofmt 与 git diff --check 通过 Not-tested: 按用户要求未运行自动化测试及真实支付联调
201 lines
7.8 KiB
Go
201 lines
7.8 KiB
Go
package agentrecharge
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import (
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"context"
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"time"
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"gorm.io/gorm"
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"github.com/break/junhong_cmp_fiber/internal/model"
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"github.com/break/junhong_cmp_fiber/pkg/constants"
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"github.com/break/junhong_cmp_fiber/pkg/errors"
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)
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// RecoverOnlinePaymentService 批量收敛长期缺少支付链接或待支付的代理在线充值。
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type RecoverOnlinePaymentService struct {
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db *gorm.DB
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wechat OnlinePaymentPort
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alipay OnlinePaymentPort
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confirm *ConfirmOnlinePaymentService
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now func() time.Time
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}
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// NewRecoverOnlinePaymentService 创建代理在线充值支付恢复用例。
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func NewRecoverOnlinePaymentService(db *gorm.DB, wechat, alipay OnlinePaymentPort, confirm *ConfirmOnlinePaymentService) *RecoverOnlinePaymentService {
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return &RecoverOnlinePaymentService{db: db, wechat: wechat, alipay: alipay, confirm: confirm, now: time.Now}
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}
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// ProcessBatch 按固定批次读取本地待处理事实并调用对应渠道收敛状态。
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func (s *RecoverOnlinePaymentService) ProcessBatch(ctx context.Context) (int, error) {
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if s == nil || s.db == nil || s.wechat == nil || s.alipay == nil || s.confirm == nil {
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return 0, errors.New(errors.CodeServiceUnavailable, "代理在线充值支付恢复能力未配置")
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}
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now := s.now().UTC()
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var payments []model.Payment
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if err := s.db.WithContext(ctx).
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Where("order_type = ? AND status = ? AND created_at <= ?", model.PaymentOrderTypeAgentRecharge, model.PaymentRecordStatusPending, now.Add(-constants.AgentRechargeRecoveryMinimumAge)).
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Order("created_at ASC, id ASC").Limit(constants.AgentRechargeRecoveryBatchSize).
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Find(&payments).Error; err != nil {
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return 0, errors.Wrap(errors.CodeDatabaseError, err, "扫描待恢复代理充值支付单失败")
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}
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if len(payments) == 0 {
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return 0, nil
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}
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recharges, configs, err := s.loadRecoveryFacts(ctx, payments)
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if err != nil {
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return 0, err
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}
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processed := 0
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var firstErr error
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for index := range payments {
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payment := &payments[index]
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recharge := recharges[payment.OrderID]
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config := recoveryConfig(payment, configs)
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if recharge == nil || config == nil {
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if firstErr == nil {
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firstErr = errors.New(errors.CodeConflict, "待恢复支付单缺少充值单或创建配置")
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}
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continue
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}
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if err := s.recoverOne(ctx, payment, recharge, config, now); err != nil {
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if firstErr == nil {
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firstErr = err
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}
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continue
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}
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processed++
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}
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return processed, firstErr
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}
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func (s *RecoverOnlinePaymentService) recoverOne(ctx context.Context, payment *model.Payment, recharge *model.AgentRechargeRecord, config *model.WechatConfig, now time.Time) error {
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adapter := s.adapter(payment.PaymentMethod)
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if adapter == nil {
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return errors.New(errors.CodeNoPaymentConfig, "代理充值创建时支付配置不可用")
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}
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if payment.QRContent == "" {
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if !adapter.Available(config) {
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return errors.New(errors.CodeNoPaymentConfig, "代理充值支付配置不可用")
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}
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// 支付宝 WAP 链接由本地签名生成，可以安全重建；微信 H5 下单结果未知时只允许查单。
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if payment.PaymentMethod != constants.RechargeMethodAlipay {
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return s.queryPayment(ctx, adapter, payment, recharge, config)
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}
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expireAt := now.Add(30 * time.Minute)
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if payment.ExpireAt != nil && payment.ExpireAt.After(now) {
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expireAt = *payment.ExpireAt
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}
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result, err := adapter.CreatePaymentURL(ctx, OnlinePaymentRequest{
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PaymentID: payment.ID, PaymentNo: payment.PaymentNo, CorrelationID: payment.PaymentNo,
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Description: "代理主钱包充值", Amount: payment.Amount,
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ExpireAt: expireAt, Config: config,
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})
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if err != nil {
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// 恢复阶段不能仅凭链接生成错误推断未收款，保留本地状态等待下次查单。
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return nil
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}
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if result.QRContent == "" {
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return nil
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}
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update := s.db.WithContext(ctx).Model(&model.Payment{}).
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Where("id = ? AND status = ? AND qr_content = ''", payment.ID, model.PaymentRecordStatusPending).
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Update("qr_content", result.QRContent)
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if update.Error != nil {
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return errors.Wrap(errors.CodeDatabaseError, update.Error, "恢复代理充值支付链接失败")
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}
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return nil
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}
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return s.queryPayment(ctx, adapter, payment, recharge, config)
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}
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func (s *RecoverOnlinePaymentService) queryPayment(ctx context.Context, adapter OnlinePaymentPort, payment *model.Payment, recharge *model.AgentRechargeRecord, config *model.WechatConfig) error {
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queryResult, err := adapter.Query(ctx, OnlinePaymentRequest{
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PaymentID: payment.ID, PaymentNo: payment.PaymentNo, CorrelationID: payment.PaymentNo, Config: config,
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})
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if err != nil {
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return nil
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}
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switch queryResult.State {
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case OnlinePaymentStatePaid:
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if queryResult.PaidAt == nil {
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return errors.New(errors.CodeConflict, "支付渠道成功结果缺少支付时间")
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}
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_, err = s.confirm.Execute(ctx, ConfirmOnlinePaymentCommand{
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PaymentNo: payment.PaymentNo, PaymentMethod: payment.PaymentMethod, ConfigID: config.ID,
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MerchantIdentity: paymentMerchantIdentity(payment.PaymentMethod, config),
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ThirdPartyTradeNo: queryResult.ThirdPartyTradeNo, Amount: queryResult.Amount, PaidAt: *queryResult.PaidAt,
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CorrelationID: payment.PaymentNo,
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})
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return err
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case OnlinePaymentStateClosed:
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return s.closePending(ctx, payment.ID, recharge.ID)
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default:
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return nil
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}
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}
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func (s *RecoverOnlinePaymentService) loadRecoveryFacts(ctx context.Context, payments []model.Payment) (map[uint]*model.AgentRechargeRecord, map[uint]*model.WechatConfig, error) {
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rechargeIDs := make([]uint, 0, len(payments))
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configIDs := make([]uint, 0, len(payments))
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for index := range payments {
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rechargeIDs = append(rechargeIDs, payments[index].OrderID)
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if payments[index].PaymentConfigID != nil {
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configIDs = append(configIDs, *payments[index].PaymentConfigID)
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}
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}
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var rechargeRows []model.AgentRechargeRecord
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if err := s.db.WithContext(ctx).Where("id IN ?", rechargeIDs).Find(&rechargeRows).Error; err != nil {
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return nil, nil, errors.Wrap(errors.CodeDatabaseError, err, "批量查询待恢复代理充值单失败")
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}
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var configRows []model.WechatConfig
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if len(configIDs) > 0 {
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if err := s.db.WithContext(ctx).Where("id IN ?", configIDs).Find(&configRows).Error; err != nil {
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return nil, nil, errors.Wrap(errors.CodeDatabaseError, err, "批量查询代理充值创建配置失败")
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}
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}
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recharges := make(map[uint]*model.AgentRechargeRecord, len(rechargeRows))
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for index := range rechargeRows {
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recharges[rechargeRows[index].ID] = &rechargeRows[index]
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}
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configs := make(map[uint]*model.WechatConfig, len(configRows))
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for index := range configRows {
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configs[configRows[index].ID] = &configRows[index]
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}
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return recharges, configs, nil
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}
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func recoveryConfig(payment *model.Payment, configs map[uint]*model.WechatConfig) *model.WechatConfig {
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if payment.PaymentConfigID == nil {
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return nil
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}
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return configs[*payment.PaymentConfigID]
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}
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func (s *RecoverOnlinePaymentService) closePending(ctx context.Context, paymentID, rechargeID uint) error {
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return s.db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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paymentUpdate := tx.Model(&model.Payment{}).
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Where("id = ? AND status = ?", paymentID, model.PaymentRecordStatusPending).
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Update("status", model.PaymentRecordStatusFailed)
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if paymentUpdate.Error != nil {
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return errors.Wrap(errors.CodeDatabaseError, paymentUpdate.Error, "关闭失效代理充值支付单失败")
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}
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rechargeUpdate := tx.Model(&model.AgentRechargeRecord{}).
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Where("id = ? AND status = ?", rechargeID, constants.RechargeStatusPending).
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Update("status", constants.RechargeStatusClosed)
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if rechargeUpdate.Error != nil {
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return errors.Wrap(errors.CodeDatabaseError, rechargeUpdate.Error, "关闭失效代理充值单失败")
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}
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return nil
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})
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}
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func (s *RecoverOnlinePaymentService) adapter(paymentMethod string) OnlinePaymentPort {
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if paymentMethod == constants.RechargeMethodWechat {
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return s.wechat
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}
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if paymentMethod == constants.RechargeMethodAlipay {
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return s.alipay
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}
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return nil
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}
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