/// <summary>数据库模型创建库表
/// </summary>
protected virtual Data_Table <T> OnDBModelCreating <T>(Data_Table <T> objDataModel) where T : Data_Models, IData
{
string pathRevise = objDataModel._isSysTable ? "/_DbSys" : "";
string path = this.DirBase + pathRevise + "/" + objDataModel._dtName + ".zxcdb";
path = Path.GetFullPath(path);
//反序列化
Data_Table <T> Data_Table = new Data_Table <T>("");
string strJson = "";
if (File.Exists(path))
{
strJson = File.ReadAllText(path);
Data_Table = Newtonsoft.Json.JsonConvert.DeserializeObject <Data_Table <T> >(strJson);
}
//创建实时缓存文件夹
if (_useCache_Realtime)
{
string dirDB = this.DirBase + pathRevise + "/_DbCache/" + objDataModel._dtName;
if (!System.IO.Directory.Exists(dirDB))
{
System.IO.Directory.CreateDirectory(dirDB);
}
Data_Table._dbPathCache = dirDB;
}
Data_Table._dbPath = path;
Data_Table._dbContext = this;
return(Data_Table);
}
/// <summary>初始库表对象
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="objDataModel"></param>
/// <returns></returns>
public virtual bool InitDBModel <T>(Data_Table <T> objDataModel) where T : Data_Models, IData
{
objDataModel.SetDB(this);
Data_Table <T> dtTemp = this.OnDBModelCreating <T>(objDataModel);
foreach (var item in dtTemp)
{
item.Init(); //主动调用初始操作，避免初始不完全
objDataModel.Add(item, false, false, true);
}
objDataModel._dbPath = dtTemp._dbPath;
objDataModel._dbPathCache = dtTemp._dbPathCache;
//同步缓存数据
if (_useCache_Realtime)
{
string[] files = objDataModel.SyncChanges(true);
objDataModel.SaveChanges(true);
//清理缓存数据
objDataModel.SyncChanges_Clean(files);
}
return(true);
}
/// <summary>同步数据
/// </summary>
/// <param name="isForce">是否强制同步</param>
/// <returns></returns>
public virtual string[] SyncChanges(bool isForce = false, bool asynClean = true)
{
//读取所有缓存文件
string[] files = Directory.GetFiles(_dbPathCache);
List <T> lstTemp = new List <T>();
foreach (var file in files)
{
//读取文件信息生成表对象
Data_Table <T> Data_Table = new Data_Table <T>("");
string strJson = File.ReadAllText(file);
Data_Table = Newtonsoft.Json.JsonConvert.DeserializeObject <Data_Table <T> >(strJson);
//记录缓存
foreach (var rowItem in Data_Table)
{
lstTemp.Add((T)rowItem.Clone());
}
}
//同步成功，删除缓存文件
if (this.SyncChanges(lstTemp))
{
if (asynClean)
{
return(files);
}
this.SyncChanges_Clean(files);
}
return(new string[] { });
}
