/// <summary>
/// 初始化一个<see cref="FunctionHandlerBase{TFunction, TFunctionHandler}"/>类型的新实例
/// </summary>
protected FunctionHandlerBase(IServiceProvider applicationServiceProvider)
{
_scope = applicationServiceProvider.CreateScope();
ScopedServiceProvider = _scope.ServiceProvider;
AllAssemblyFinder = ScopedServiceProvider.GetService <IAllAssemblyFinder>();
_logger = ScopedServiceProvider.GetService <ILogger <TFunctionHandler> >();
}
/// <summary>
/// 将从程序集获取的功能信息同步到数据库中
/// </summary>
/// <param name="functions">程序集获取的功能信息</param>
protected virtual void SyncToDatabase(TFunction[] functions)
{
Check.NotNull(functions, nameof(functions));
if (functions.Length == 0)
{
return;
}
IRepository <TFunction, Guid> repository = ScopedServiceProvider.GetService <IRepository <TFunction, Guid> >();
if (repository == null)
{
throw new OsharpException("IRepository<,>的服务未找到，请初始化 EntityFrameworkCoreModule 模块");
}
TFunction[] dbItems = repository.TrackQuery().ToArray();
//删除的功能
TFunction[] removeItems = dbItems.Except(functions,
EqualityHelper <TFunction> .CreateComparer(m => m.Area + m.Controller + m.Action)).ToArray();
int removeCount = removeItems.Length;
//todo：由于外键关联不能物理删除的实体，需要实现逻辑删除
repository.Delete(removeItems);
//新增的功能
TFunction[] addItems = functions.Except(dbItems,
EqualityHelper <TFunction> .CreateComparer(m => m.Area + m.Controller + m.Action)).ToArray();
int addCount = addItems.Length;
repository.Insert(addItems);
//更新的功能信息
int updateCount = 0;
foreach (TFunction item in dbItems.Except(removeItems))
{
bool isUpdate = false;
TFunction function = functions.Single(m =>
string.Equals(m.Area, item.Area, StringComparison.OrdinalIgnoreCase) &&
string.Equals(m.Controller, item.Controller, StringComparison.OrdinalIgnoreCase) &&
string.Equals(m.Action, item.Action, StringComparison.OrdinalIgnoreCase));
if (function == null)
{
continue;
}
if (!string.Equals(item.Name, function.Name, StringComparison.OrdinalIgnoreCase))
{
item.Name = function.Name;
isUpdate = true;
}
if (item.IsAjax != function.IsAjax)
{
item.IsAjax = function.IsAjax;
isUpdate = true;
}
if (!item.IsAccessTypeChanged && item.AccessType != function.AccessType)
{
item.AccessType = function.AccessType;
isUpdate = true;
}
if (isUpdate)
{
repository.Update(item);
updateCount++;
}
}
repository.UnitOfWork.Commit();
if (removeCount + addCount + updateCount > 0)
{
string msg = "刷新功能信息";
if (addCount > 0)
{
msg += "，添加功能信息 " + addCount + " 个";
}
if (updateCount > 0)
{
msg += "，更新功能信息 " + updateCount + " 个";
}
if (removeCount > 0)
{
msg += "，移除功能信息 " + removeCount + " 个";
}
_logger.LogInformation(msg);
}
}
/// <summary>
/// 从数据库获取最新功能信息
/// </summary>
/// <returns></returns>
protected virtual TFunction[] GetFromDatabase()
{
IRepository <TFunction, Guid> repository = ScopedServiceProvider.GetService <IRepository <TFunction, Guid> >();
return(repository.Query().ToArray());
}
private IWarrantyService GetWarrantyService()
{
return(ScopedServiceProvider.GetRequiredService <IWarrantyService>());
}
