优化表结构，重构模型，重新实现基于白银网关的提取节点流程

web/queries/announcement.gen.go

@@ -28,15 +28,15 @@ func newAnnouncement(db *gorm.DB, opts ...gen.DOOption) announcement {
 	tableName := _announcement.announcementDo.TableName()
 	_announcement.ALL = field.NewAsterisk(tableName)
 	_announcement.ID = field.NewInt32(tableName, "id")
+	_announcement.CreatedAt = field.NewTime(tableName, "created_at")
+	_announcement.UpdatedAt = field.NewTime(tableName, "updated_at")
+	_announcement.DeletedAt = field.NewField(tableName, "deleted_at")
 	_announcement.Title = field.NewString(tableName, "title")
 	_announcement.Content = field.NewString(tableName, "content")
-	_announcement.Type = field.NewInt32(tableName, "type")
+	_announcement.Type = field.NewInt(tableName, "type")
 	_announcement.Pin = field.NewBool(tableName, "pin")
-	_announcement.Status = field.NewInt32(tableName, "status")
+	_announcement.Status = field.NewInt(tableName, "status")
 	_announcement.Sort = field.NewInt32(tableName, "sort")
-	_announcement.CreatedAt = field.NewField(tableName, "created_at")
-	_announcement.UpdatedAt = field.NewField(tableName, "updated_at")
-	_announcement.DeletedAt = field.NewField(tableName, "deleted_at")
 
 	_announcement.fillFieldMap()
 
@@ -47,16 +47,16 @@ type announcement struct {
 	announcementDo
 
 	ALL       field.Asterisk
-	ID        field.Int32  // 公告ID
-	Title     field.String // 公告标题
-	Content   field.String // 公告内容
-	Type      field.Int32  // 公告类型：1-普通公告
-	Pin       field.Bool   // 是否置顶
-	Status    field.Int32  // 公告状态：0-禁用，1-正常
-	Sort      field.Int32  // 公告排序
-	CreatedAt field.Field  // 创建时间
-	UpdatedAt field.Field  // 更新时间
-	DeletedAt field.Field  // 删除时间
+	ID        field.Int32
+	CreatedAt field.Time
+	UpdatedAt field.Time
+	DeletedAt field.Field
+	Title     field.String
+	Content   field.String
+	Type      field.Int
+	Pin       field.Bool
+	Status    field.Int
+	Sort      field.Int32
 
 	fieldMap map[string]field.Expr
 }
@@ -74,15 +74,15 @@ func (a announcement) As(alias string) *announcement {
 func (a *announcement) updateTableName(table string) *announcement {
 	a.ALL = field.NewAsterisk(table)
 	a.ID = field.NewInt32(table, "id")
+	a.CreatedAt = field.NewTime(table, "created_at")
+	a.UpdatedAt = field.NewTime(table, "updated_at")
+	a.DeletedAt = field.NewField(table, "deleted_at")
 	a.Title = field.NewString(table, "title")
 	a.Content = field.NewString(table, "content")
-	a.Type = field.NewInt32(table, "type")
+	a.Type = field.NewInt(table, "type")
 	a.Pin = field.NewBool(table, "pin")
-	a.Status = field.NewInt32(table, "status")
+	a.Status = field.NewInt(table, "status")
 	a.Sort = field.NewInt32(table, "sort")
-	a.CreatedAt = field.NewField(table, "created_at")
-	a.UpdatedAt = field.NewField(table, "updated_at")
-	a.DeletedAt = field.NewField(table, "deleted_at")
 
 	a.fillFieldMap()
 
@@ -101,15 +101,15 @@ func (a *announcement) GetFieldByName(fieldName string) (field.OrderExpr, bool)
 func (a *announcement) fillFieldMap() {
 	a.fieldMap = make(map[string]field.Expr, 10)
 	a.fieldMap["id"] = a.ID
+	a.fieldMap["created_at"] = a.CreatedAt
+	a.fieldMap["updated_at"] = a.UpdatedAt
+	a.fieldMap["deleted_at"] = a.DeletedAt
 	a.fieldMap["title"] = a.Title
 	a.fieldMap["content"] = a.Content
 	a.fieldMap["type"] = a.Type
 	a.fieldMap["pin"] = a.Pin
 	a.fieldMap["status"] = a.Status
 	a.fieldMap["sort"] = a.Sort
-	a.fieldMap["created_at"] = a.CreatedAt
-	a.fieldMap["updated_at"] = a.UpdatedAt
-	a.fieldMap["deleted_at"] = a.DeletedAt
 }
 
 func (a announcement) clone(db *gorm.DB) announcement {