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50 lines
1.7 KiB
Go
50 lines
1.7 KiB
Go
// Package exchange 提供换货用例的可靠通知编排。
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package exchange
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import (
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"context"
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"gorm.io/gorm"
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"github.com/break/junhong_cmp_fiber/pkg/errors"
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)
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// ShippingCreatedEvent 是物流换货单创建后通知个人客户的稳定业务事件。
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type ShippingCreatedEvent struct {
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ExchangeID uint
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ExchangeNo string
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CustomerID uint
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AssetType string
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AssetID uint
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AssetIdentifier string
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RequestID string
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CorrelationID string
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}
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// ShippingCreatedEventWriter 将物流换货创建通知写入可靠事件基础设施。
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type ShippingCreatedEventWriter interface {
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Append(ctx context.Context, tx *gorm.DB, event ShippingCreatedEvent) error
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}
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// ShippingCreatedNotifier 在换货业务事务内编排个人客户通知事件。
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type ShippingCreatedNotifier struct {
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writer ShippingCreatedEventWriter
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}
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// NewShippingCreatedNotifier 创建物流换货通知用例。
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func NewShippingCreatedNotifier(writer ShippingCreatedEventWriter) *ShippingCreatedNotifier {
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return &ShippingCreatedNotifier{writer: writer}
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}
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// Notify 在换货单事务内追加指定个人客户的可靠通知事件。
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func (n *ShippingCreatedNotifier) Notify(ctx context.Context, tx *gorm.DB, event ShippingCreatedEvent) error {
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if n == nil || n.writer == nil {
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return errors.New(errors.CodeInternalError, "物流换货通知事件 Writer 未配置")
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}
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if tx == nil || event.ExchangeID == 0 || event.ExchangeNo == "" || event.CustomerID == 0 ||
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event.AssetType == "" || event.AssetID == 0 || event.AssetIdentifier == "" {
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return errors.New(errors.CodeInvalidParam, "物流换货通知事件参数不完整")
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}
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return n.writer.Append(ctx, tx, event)
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}
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