public override AddGroupResponseBody ExecuteCore()
{
AddGroupResponseBody res = new AddGroupResponseBody()
{
Status = ResultStatus.Failed
};
string groupGuid = Guid.NewGuid().ToString();
using (HWLEntities db = new HWLEntities())
{
t_group group = new t_group()
{
build_user_id = this.request.BuildUserId,
group_guid = groupGuid,
group_name = this.request.GroupName,
group_user_count = this.request.GroupUserIds.Count,
build_date = DateTime.Now,
update_date = DateTime.Now,
group_note = ""
};
db.t_group.Add(group);
int groupId = db.SaveChanges();
if (groupId <= 0)
{
throw new Exception("组创建失败");
}
List <t_group_user> users = this.request.GroupUserIds.ConvertAll(f => new t_group_user
{
group_guid = group.group_guid,
user_id = f,
add_date = DateTime.Now
});
db.t_group_user.AddRange(users);
db.SaveChanges();
res.Status = ResultStatus.Success;
res.GroupGuid = groupGuid;
res.BuildTime = GenericUtility.FormatDate2(group.build_date);
//不能在这里发送创建成功的消息，因为创建群组是客户端的行为，应由客户端来决定MQ消息的发送规则
//往redis中添加数据
new Redis.GroupAction().SaveGroupUser(groupGuid, this.request.GroupUserIds.ToArray());
}
return(res);
}
public override GetGroupAndUsersResponseBody ExecuteCore()
{
GetGroupAndUsersResponseBody res = new GetGroupAndUsersResponseBody();
using (HWLEntities db = new HWLEntities())
{
t_group group = db.t_group.Where(g => g.group_guid == this.request.GroupGuid).FirstOrDefault();
if (group == null)
{
//如果组不存在，则删除下面所有用户信息
DeleteGroupUsers(db);
return(res);
}
var groupUsers = db.t_group_user.Where(g => g.group_guid == this.request.GroupGuid).ToList();
if (!groupUsers.Exists(g => g.user_id == this.request.UserId))
{
return(res);
}
List <int> userIds = groupUsers.Select(u => u.user_id).ToList();
var users = db.t_user.Where(u => userIds.Contains(u.id)).Select(u => new { u.id, u.name, u.head_image }).ToList();
res.GroupInfo = new GroupInfo()
{
GroupGuid = group.group_guid,
BuildUserId = group.build_user_id,
GroupName = group.group_name,
GroupNote = group.group_note,
GroupUserCount = group.group_user_count,
GroupUsers = groupUsers.Select(u =>
{
return(new GroupUserInfo()
{
UserId = u.user_id,
GroupGuid = u.group_guid,
UserHeadImage = users.Where(i => i.id == u.user_id).Select(i => i.head_image).FirstOrDefault(),
UserName = users.Where(i => i.id == u.user_id).Select(i => i.name).FirstOrDefault()
});
}).ToList(),
BuildDate = GenericUtility.FormatDate2(group.build_date),
UpdateDate = GenericUtility.FormatDate2(group.update_date),
};
res.GroupInfo.GroupUserImages = res.GroupInfo.GroupUsers.Select(u => u.UserHeadImage).Take(ConfigManager.GROUP_USER_IMAGE_COUNT).ToList();
}
return(res);
}
public IHttpActionResult CreateGroup(GroupViewModels create)
{
using (var transaction = db.Database.BeginTransaction())
{
try
{
// add group
var group = new t_group()
{
GroupName = create.GroupName,
GroupType = create.GroupType,
Description = create.Description,
Members = create.Members
};
db.t_group.Add(group);
db.SaveChanges();
// add members
int groupId = group.GroupId;
foreach (var item in create.TagList)
{
var member = new t_memeber
{
Name = item,
Email = item,
GroupId = groupId,
Status = "1"
};
db.t_memeber.Add(member);
}
db.SaveChanges();
transaction.Commit();
}
catch (Exception)
{
transaction.Rollback();
return(NotFound());
}
}
return(Ok());
}