public ICommandHandlerResult Execute(ICommandContext context, DistributeGroupResourceCommand command)
{
var group = this.groupRepository.Rebuild(command.GroupId);
if (group == null)
{
return(context.CreateResult(CommandHandlerStatus.NotExists));
}
var department = this.departmentRepository.Rebuild(group.DepartmentId);
if (department == null)
{
return(context.CreateResult(CommandHandlerStatus.NotExists));
}
var groupResources = this.groupResourceRepository.RebuildRootUsingGroupId(command.GroupId);
if (groupResources.IsNullOrEmpty())
{
var list = new List <GroupResourceAggregateRoot>(100);
foreach (var r in command.ResourceId)
{
var cmd = new CreateGroupResourceCommand(NewId.GenerateNumber(NewId.StringLength.L24))
{
GroupId = command.GroupId,
ResourceId = r,
};
var root = context.GetAggregateRoot(cmd.AggregateId, () => GroupResourceAggregateRoot.Register(context, cmd, department));
if (root.CanCommit())
{
list.Add(root);
}
}
this.groupResourceRepository.Save(list);
return(context.CreateResult(CommandHandlerStatus.Success));
}
//表明这些是新增的，在新加的记录中删除已经存在的
var news = new List <GroupResourceAggregateRoot>(100);
foreach (var r in command.ResourceId)
{
if (groupResources.Any(t => t.ResourceId == r))
{
continue;
}
var cmd = new CreateGroupResourceCommand(NewId.GenerateNumber(NewId.StringLength.L24))
{
GroupId = command.GroupId,
ResourceId = r,
};
var root = context.GetAggregateRoot(cmd.AggregateId, () => GroupResourceAggregateRoot.Register(context, cmd, department));
if (root.CanCommit())
{
news.Add(root);
}
}
if (news.Any())
{
this.groupResourceRepository.Save(news);
}
//表明这些是已经存在，在已经存在的记录中删除不是新的记录中
var deletes = new List <GroupResourceAggregateRoot>(100);
foreach (var r in groupResources)
{
if (command.ResourceId.Any(t => t == r.ResourceId))
{
continue;
}
r.Remove(context);
if (r.CanCommit())
{
deletes.Add(r);
}
}
if (deletes.Any())
{
this.groupResourceRepository.Remove(deletes);
}
return(context.CreateResult(CommandHandlerStatus.Success));
}
