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[经验分享] 基于官方驱动封装mongodb

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发表于 2017-12-15 11:20:07 | 显示全部楼层 |阅读模式
using KuRuMi.Mio.DoMain.MongoDbCache.MongoDbCommon;  

using MongoDB.Bson;  

using MongoDB.Driver;  

using System;  

using System.Collections.Generic;  

using System.Linq;  

using System.Linq.Expressions;  

using System.Text;  

using System.Threading.Tasks;  

  

namespace KuRuMi.Mio.DoMain.MongoDbCache.MongoDbCache  
{
/// <summary>  /// MongoDb缓存
  /// </summary>

  public sealed>  {
  #region 同步
  #region 增加
  /// <summary>
  /// 保存单个对象
  /// </summary>
  /// <param name="Root"></param>
  /// <returns></returns>
  public bool AddSignleObject<TAggregateRoot>(TAggregateRoot Root)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  collection.InsertOne(Root);
  return true;
  }
  catch (Exception)
  {
  return false;
  }
  

  }
  /// <summary>
  /// 批量保存多个对象
  /// </summary>
  /// <param name="Root"></param>
  /// <returns></returns>
  public bool AddManyObject<TAggregateRoot>(List<TAggregateRoot> Root)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  collection.InsertMany(Root);
  return true;
  }
  catch (Exception)
  {
  return false;
  }
  

  }
  #endregion
  

  #region 删除
  /// <summary>
  /// 删除单个记录
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public int DeleteSingleIndex<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return (int)collection.DeleteOne(filter).DeletedCount;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  

  #region 查询
  /// <summary>
  /// 查询单条记录
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public TAggregateRoot FindSingleIndex<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return collection.Find(filter).FirstOrDefault();
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  /// <summary>
  /// 查询整个集合
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <returns></returns>
  public List<TAggregateRoot> FindMany<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return collection.Find(filter).ToList();
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  

  #region 更新
  /// <summary>
  /// 更新单个值
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <param name="field"></param>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public int UpdateSingle<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter, string name, string parameter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  var set = Builders<TAggregateRoot>.Update.Set(name, parameter);
  return (int)collection.UpdateOne(filter, set).ModifiedCount;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  /// <summary>
  /// 更新多个值
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <param name="Root"></param>
  /// <param name="property"></param>
  /// <param name="replace"></param>
  public int UpdateMany<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter, TAggregateRoot Root, List<string> property = null, bool replace = false)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  var type = Root.GetType();
  //修改集合
  var list = new List<UpdateDefinition<TAggregateRoot>>();
  foreach (var propert in type.GetProperties())
  {
  if (propert.Name.ToLower() != "id")
  {
  try
  {
  if (property == null && property.Count < 1 || property.Any(o => o.ToLower() == propert.Name.ToLower()))
  {
  var replaceValue = propert.GetValue(Root);
  if (replaceValue != null)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  else if (replace)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  }
  }
  catch (Exception)
  {
  if (property == null)
  {
  var replaceValue = propert.GetValue(Root);
  if (replaceValue != null)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  else if (replace)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  }
  }
  }
  }
  if (list.Count > 0)
  {
  var builders = Builders<TAggregateRoot>.Update.Combine(list);
  return (int)collection.UpdateOne(filter, builders).ModifiedCount;
  }
  return 0;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  #endregion
  

  #region 异步
  #region 增加
  /// <summary>
  /// 异步保存单个对象
  /// </summary>
  /// <param name="Root"></param>
  /// <returns></returns>
  public bool AddSignleObjectAsync<TAggregateRoot>(TAggregateRoot Root)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  collection.InsertOneAsync(Root);
  return true;
  }
  catch (Exception)
  {
  return false;
  }
  

  }
  /// <summary>
  /// 批量保存多个对象
  /// </summary>
  /// <param name="Root"></param>
  /// <returns></returns>
  public bool AddManyObjectAsync<TAggregateRoot>(List<TAggregateRoot> Root)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  collection.InsertManyAsync(Root);
  return true;
  }
  catch (Exception)
  {
  return false;
  }
  

  }
  #endregion
  

  #region 删除
  /// <summary>
  /// 异步删除单个记录
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public int DeleteSingleIndexAsync<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return (int)collection.DeleteOneAsync(filter).Result.DeletedCount;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  

  #region 查询
  /// <summary>
  /// 异步查询单条记录
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public TAggregateRoot FindSingleIndexAsync<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return collection.FindAsync(filter).Result.FirstOrDefault();
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  /// <summary>
  /// 异步查询整个集合
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <returns></returns>
  public List<TAggregateRoot> FindManyAsync<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  return collection.FindAsync(filter).Result.ToList();
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  

  #region 更新
  /// <summary>
  /// 异步更新单个值
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <param name="field"></param>
  /// <param name="parameter"></param>
  /// <returns></returns>
  public int UpdateSingleAsync<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter, string name, string parameter)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  var set = Builders<TAggregateRoot>.Update.Set(name, parameter);
  return (int)collection.UpdateOneAsync(filter, set).Result.ModifiedCount;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  /// <summary>
  ///异步更新多个值
  /// </summary>
  /// <typeparam name="TAggregateRoot"></typeparam>
  /// <param name="filter"></param>
  /// <param name="Root"></param>
  /// <param name="property"></param>
  /// <param name="replace"></param>
  public int UpdateManyAsync<TAggregateRoot>(Expression<Func<TAggregateRoot, bool>> filter, TAggregateRoot Root, List<string> property = null, bool replace = false)
  {
  try
  {
  var collection = Db.GetCollection<TAggregateRoot>(typeof(TAggregateRoot).Name);
  var type = Root.GetType();
  //修改集合
  var list = new List<UpdateDefinition<TAggregateRoot>>();
  foreach (var propert in type.GetProperties())
  {
  if (propert.Name.ToLower() != "id")
  {
  try
  {
  if (property == null && property.Count < 1 || property.Any(o => o.ToLower() == propert.Name.ToLower()))
  {
  var replaceValue = propert.GetValue(Root);
  if (replaceValue != null)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  else if (replace)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  }
  }
  catch (Exception)
  {
  if (property == null)
  {
  var replaceValue = propert.GetValue(Root);
  if (replaceValue != null)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  else if (replace)
  list.Add(Builders<TAggregateRoot>.Update.Set(propert.Name, replaceValue));
  }
  }
  

  }
  }
  if (list.Count > 0)
  {
  var builders = Builders<TAggregateRoot>.Update.Combine(list);
  return (int)collection.UpdateOneAsync(filter, builders).Result.ModifiedCount;
  }
  return 0;
  }
  catch (Exception e)
  {
  throw e;
  }
  }
  #endregion
  #endregion
  }
  
}

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