重构通道管理逻辑，支持通过任务删除不同类型通道；引入 Asynq 处理异步任务；更新数据库结构以支持通道类型区分

web/queries/bill.gen.go

@@ -155,11 +155,20 @@ func (b *bill) fillFieldMap() {
 
 func (b bill) clone(db *gorm.DB) bill {
 	b.billDo.ReplaceConnPool(db.Statement.ConnPool)
+	b.Trade.db = db.Session(&gorm.Session{Initialized: true})
+	b.Trade.db.Statement.ConnPool = db.Statement.ConnPool
+	b.Refund.db = db.Session(&gorm.Session{Initialized: true})
+	b.Refund.db.Statement.ConnPool = db.Statement.ConnPool
+	b.Resource.db = db.Session(&gorm.Session{Initialized: true})
+	b.Resource.db.Statement.ConnPool = db.Statement.ConnPool
 	return b
 }
 
 func (b bill) replaceDB(db *gorm.DB) bill {
 	b.billDo.ReplaceDB(db)
+	b.Trade.db = db.Session(&gorm.Session{})
+	b.Refund.db = db.Session(&gorm.Session{})
+	b.Resource.db = db.Session(&gorm.Session{})
 	return b
 }
 
@@ -196,6 +205,11 @@ func (a billBelongsToTrade) Model(m *models.Bill) *billBelongsToTradeTx {
 	return &billBelongsToTradeTx{a.db.Model(m).Association(a.Name())}
 }
 
+func (a billBelongsToTrade) Unscoped() *billBelongsToTrade {
+	a.db = a.db.Unscoped()
+	return &a
+}
+
 type billBelongsToTradeTx struct{ tx *gorm.Association }
 
 func (a billBelongsToTradeTx) Find() (result *models.Trade, err error) {
@@ -234,6 +248,11 @@ func (a billBelongsToTradeTx) Count() int64 {
 	return a.tx.Count()
 }
 
+func (a billBelongsToTradeTx) Unscoped() *billBelongsToTradeTx {
+	a.tx = a.tx.Unscoped()
+	return &a
+}
+
 type billBelongsToRefund struct {
 	db *gorm.DB
 
@@ -267,6 +286,11 @@ func (a billBelongsToRefund) Model(m *models.Bill) *billBelongsToRefundTx {
 	return &billBelongsToRefundTx{a.db.Model(m).Association(a.Name())}
 }
 
+func (a billBelongsToRefund) Unscoped() *billBelongsToRefund {
+	a.db = a.db.Unscoped()
+	return &a
+}
+
 type billBelongsToRefundTx struct{ tx *gorm.Association }
 
 func (a billBelongsToRefundTx) Find() (result *models.Refund, err error) {
@@ -305,6 +329,11 @@ func (a billBelongsToRefundTx) Count() int64 {
 	return a.tx.Count()
 }
 
+func (a billBelongsToRefundTx) Unscoped() *billBelongsToRefundTx {
+	a.tx = a.tx.Unscoped()
+	return &a
+}
+
 type billBelongsToResource struct {
 	db *gorm.DB
 
@@ -345,6 +374,11 @@ func (a billBelongsToResource) Model(m *models.Bill) *billBelongsToResourceTx {
 	return &billBelongsToResourceTx{a.db.Model(m).Association(a.Name())}
 }
 
+func (a billBelongsToResource) Unscoped() *billBelongsToResource {
+	a.db = a.db.Unscoped()
+	return &a
+}
+
 type billBelongsToResourceTx struct{ tx *gorm.Association }
 
 func (a billBelongsToResourceTx) Find() (result *models.Resource, err error) {
@@ -383,6 +417,11 @@ func (a billBelongsToResourceTx) Count() int64 {
 	return a.tx.Count()
 }
 
+func (a billBelongsToResourceTx) Unscoped() *billBelongsToResourceTx {
+	a.tx = a.tx.Unscoped()
+	return &a
+}
+
 type billDo struct{ gen.DO }
 
 func (b billDo) Debug() *billDo {