/// <summary>
/// 自定义消息处理函数示例
/// </summary>
/// <param name="ch"></param>
/// <param name="ea"></param>
private void MessageEventHandler(object ch, BasicDeliverEventArgs ea)
{
Messager messageBody = JsonConvert.DeserializeObject <Messager>(Encoding.UTF8.GetString(ea.Body));
}
public static void SendMessage(DBContextBase dbContext, Messager CurrentMessager)
{
//********************消息队列******************************
var entries = dbContext.ChangeTracker.Entries();
// 如果默认不发送，则启动允许列表
if (FaSongPz == 0)
{
entries = entries.Where(m => DuiXingList.Contains(m.Entity.GetType().Name, StringComparer.InvariantCultureIgnoreCase));
}
else if (FaSongPz == 1) // 如果配置默认全部发送，则启动过滤列表
{
entries = entries.Where(m => !DuiXingList.Contains(m.Entity.GetType().Name.ToUpper()));
}
// 获取新增实体
var addedEntries = entries.Where(m => m.State == EntityState.Added);
foreach (DbEntityEntry entity in addedEntries)
{
// 创建一个Messager实体
MessageEntity messageEntity = new MessageEntity();
messageEntity.EntityName = entity.Entity.GetType().Name;
messageEntity.Type = OperationType.ADDED;
messageEntity.Entity = entity.Entity;
// 反射出entity中的所有属性
var properties = entity.Entity.GetType().GetProperties();
foreach (var propertie in properties)
{
// 获取主键
if (propertie.GetCustomAttributes(true).Any(m => m.GetType() == typeof(KeyAttribute)))
{
messageEntity.KeyNameList.Add(propertie.Name);
}
}
// 记录当前值
foreach (var pName in entity.CurrentValues.PropertyNames)
{
messageEntity.CurrentValues.Add(pName, entity.CurrentValues[pName]);
}
// 保存到当前待发送队列
CurrentMessager.AddedEntityList.Add(messageEntity);
CurrentMessager.EntityNameList.Add(messageEntity.EntityName);
CurrentMessager.IsPublish = true;
}
// 获取删除实体
var deletedEntries = entries.Where(m => m.State == EntityState.Deleted);
foreach (var entity in deletedEntries)
{
// 创建一个Messager实体
MessageEntity messageEntity = new MessageEntity();
messageEntity.EntityName = entity.Entity.GetType().Name;
messageEntity.Type = OperationType.DELETED;
messageEntity.Entity = entity.Entity;
// 反射出entity中的所有属性
var properties = entity.Entity.GetType().GetProperties();
foreach (var propertie in properties)
{
// 获取主键
if (propertie.GetCustomAttributes(true).Any(m => m.GetType() == typeof(KeyAttribute)))
{
messageEntity.KeyNameList.Add(propertie.Name);
}
}
// 记录历史值
foreach (var pName in entity.OriginalValues.PropertyNames)
{
messageEntity.OriginalValues.Add(pName, entity.OriginalValues[pName]);
}
// 保存到当前待发送队列
CurrentMessager.DeletedEntityList.Add(messageEntity);
CurrentMessager.EntityNameList.Add(messageEntity.EntityName);
CurrentMessager.IsPublish = true;
}
// 获取修改实体
var modifiedEntries = entries.Where(m => m.State == EntityState.Modified);
foreach (var entity in modifiedEntries)
{
// 创建一个Messager实体
MessageEntity messageEntity = new MessageEntity();
messageEntity.EntityName = entity.Entity.GetType().Name;
messageEntity.Type = OperationType.MODIFIED;
messageEntity.Entity = entity.Entity;
// 反射出entity中的所有属性
var properties = entity.Entity.GetType().GetProperties();
foreach (var propertie in properties)
{
// 获取主键
if (propertie.GetCustomAttributes(true).Any(m => m.GetType() == typeof(KeyAttribute)))
{
messageEntity.KeyNameList.Add(propertie.Name);
}
}
// 记录当前值
foreach (var pName in entity.CurrentValues.PropertyNames)
{
messageEntity.CurrentValues.Add(pName, entity.CurrentValues[pName]);
}
// 记录历史值
foreach (var pName in entity.OriginalValues.PropertyNames)
{
messageEntity.OriginalValues.Add(pName, entity.OriginalValues[pName]);
}
// 保存到当前待发送队列
CurrentMessager.ModifiedEntityList.Add(messageEntity);
CurrentMessager.EntityNameList.Add(messageEntity.EntityName);
CurrentMessager.IsPublish = true;
}
//***********************消息队列***************************
}
