public Page <Sys_Role> GetList(int pageIndex, int pageSize, string keyWord)
{
var condition = FreeSql.Select <Sys_Role>()
.Where(t => t.DeleteMark == false)
.WhereIf(!string.IsNullOrEmpty(keyWord), t => t.Name.Contains(keyWord) || t.EnCode.Contains(keyWord))
.From <Sys_Organize>((r, o) => r.LeftJoin(a => a.OrganizeId == o.Id))
.LeftJoin <Sys_Organize>((r, o) => r.OrganizeId == o.Id);
var total = condition.Count();
var items = condition.OrderBy((a, b) => a.SortCode)
.ToList((a, b) => new Sys_Role
{
AllowEdit = a.AllowEdit,
CreateTime = a.CreateTime,
CreateUser = a.CreateUser,
DeleteMark = a.DeleteMark,
EnCode = a.EnCode,
Id = a.Id,
IsEnabled = a.IsEnabled,
ModifyTime = a.ModifyTime,
ModifyUser = a.ModifyUser,
Name = a.Name,
OrganizeId = a.OrganizeId,
Remark = a.Remark,
SortCode = a.SortCode,
Type = a.Type,
DeptName = b.FullName
});
return(new Page <Sys_Role> {
Items = items, TotalItems = total
});
}
public async Task <long> GetMessageSessionById(long messageId)
{
return(await FreeSql.Select <im_chat_message>().Where(x => x.MessageId == messageId)
.ToOneAsync(x => x.SessionId));
;
}
/// <summary>
/// 获取包含用户Id列表的群组信息
/// </summary>
/// <param name="sessionId"></param>
/// <returns></returns>
public async Task <DTO_UserSession> GetSessionInfoById(long sessionId)
{
var s = await FreeSql.Select <im_chat_session>().Where(x => x.SessionId == sessionId).ToOneAsync <DTO_UserSession>();
s.SessionUserIds = await GetSessionUserIds(sessionId);
return(s);
}
/// <summary>
/// 获取用户相关连的会话列表
/// </summary>
/// <param name="userId"></param>
/// <param name="pageIndex"></param>
/// <param name="pageSize"></param>
/// <returns></returns>
public async Task <IPagedList <DTO_UserSession> > GetUserSessions(string userId, int pageIndex = 1,
int pageSize = 20)
{
var query = FreeSql.Select <im_chat_session, im_chat_userInSession, im_chat_message>()
.InnerJoin((x1, x2, x3) => x1.SessionId == x2.SessionId)
.LeftJoin((x1, x2, x3) => x1.LastMessageId == x3.MessageId)
.Where((x1, x2, x3) => x2.UserId == userId);
var count = await query.CountAsync();
if (count <= 0)
{
return(VM_PagedList <DTO_UserSession> .Empty(pageIndex, pageSize));
}
var t = await query
.OrderBy((x1, x2, x3) => x2.Order)
.OrderByDescending((x1, x2, x3) => x1.LastActivityDt)
.Skip((pageIndex - 1) * pageSize)
.Take(pageSize)
.ToListAsync <DTO_UserSession>((x1, x2, x3) => new DTO_UserSession()
{
SessionId = x1.SessionId,
Name = x1.Name,
ContentType = x3 == null?null:(int?)x3.ContentType,
LastMessageContent = x3 == null?"":x3.Content,
CreateDt = x1.CreateDt,
CreateUserId = x1.CreateUserId,
ExtData = x1.ExtData,
HeaderImageUrl = x1.HeaderImageUrl,
IsPublic = x1.IsPublic,
LastMessageId = x1.LastMessageId,
Type = x1.Type
});
if (t.HasData())
{
var sessionIds = t.Select(x => x.SessionId).ToArrayEx();
var mappingIDs = await FreeSql.Select <im_chat_userInSession>()
.Where(x => sessionIds.Contains(x.SessionId)).ToListAsync(x => new { x.SessionId, x.UserId });
foreach (var session in t)
{
session.SessionUserIds = mappingIDs.Where(x => x.SessionId == session.SessionId)
.Select(x => x.UserId);
}
//FreeSql.Select<im_chat_userMessageStatus,im_chat_message>()
// .InnerJoin((x1,x2)=>x1.SessionId==x2.SessionId)
// .Where((x1,x2)=>x1.UserId==userId)
// .GroupBy((x1,x2)=>x2.SessionId)
// .Having((x1,x2)=> x1.Value.Item2.MessageId> x1.Value.Item1.LastReadMessageId)
}
return(new VM_PagedList <DTO_UserSession>(t, pageIndex, pageSize, (int)count));
}
public void GetComments()
{
dynamic comments = FreeSql.Select <Comment>().Include(r => r.UserInfo).From <UserLike>(
(z, zzc) =>
z.LeftJoin(u => u.Id == zzc.SubjectId) //&& zzc.CreateUserId == _currentUser.Id
)
.ToList((s, za) => new
{
comment = s,
za.SubjectId
});
}
/// <summary>
/// 指定用户Id加入session会话中
/// </summary>
/// <param name="userId"></param>
/// <param name="sessionId"></param>
/// <returns></returns>
public async Task <ResultReturn> JoinToSession(string userId, long sessionId)
{
if (!await FreeSql.Select <im_chat_session>().Where(x => x.SessionId == sessionId && x.Type == SessionTypeEnum.Group).AnyAsync())
{
return(new FailResultReturn("指定会话不是群组会话,无法加入"));
}
if (await FreeSql.Select <im_chat_userInSession>().AnyAsync(x => x.SessionId == sessionId && x.UserId == userId))
{
return(SuccessResultReturn.Default);
}
await FreeSql.Insert <im_chat_userInSession>(new im_chat_userInSession()
{
JoinDt = DateTime.Now,
SessionId = sessionId,
UserId = userId
}).ExecuteInsertedAsync();
return(SuccessResultReturn.Default);
}
public Page <Sys_User> GetList(int pageIndex, int pageSize, string keyWord)
{
var condition = FreeSql.Select <Sys_User>()
.Where(t => t.DeleteMark == false)
.WhereIf(!string.IsNullOrEmpty(keyWord), t => t.Account.Contains(keyWord) || t.RealName.Contains(keyWord))
.From <Sys_Organize>((u, o) => u.LeftJoin(a => a.DepartmentId == o.Id));
var total = condition.Count();
var items = condition.OrderBy((a, b) => a.SortCode).ToList((a, b) =>
new Sys_User
{
Account = a.Account,
Address = a.Address,
Avatar = a.Avatar,
Birthday = a.Birthday,
CompanyId = a.CompanyId,
CreateTime = a.CreateTime,
CreateUser = a.CreateUser,
DeleteMark = a.DeleteMark,
DepartmentId = a.DepartmentId,
Email = a.Email,
Gender = a.Gender,
Id = a.Id,
IsEnabled = a.IsEnabled,
MobilePhone = a.MobilePhone,
ModifyTime = a.ModifyTime,
ModifyUser = a.ModifyUser,
NickName = a.NickName,
RealName = a.RealName,
//RoleId = a.RoleId,
Signature = a.Signature,
SortCode = a.SortCode,
DeptName = b.FullName
}
);
return(new Page <Sys_User> {
Items = items, TotalItems = total
});
}
/// <summary>
/// 添加一条信息
/// </summary>
/// <param name="fromUserId"></param>
/// <param name="toSessionId"></param>
/// <param name="content"></param>
/// <param name="type"></param>
/// <param name="contentType"></param>
/// <returns></returns>
public async Task <long> AddMessage(
string fromUserId,
long toSessionId,
string content,
MessageTypeEnum type,
MessageContentTypeEnum contentType)
{
if (!await FreeSql.Select <im_chat_session>().Where(x => x.SessionId == toSessionId).AnyAsync())
{
return(-1);
}
if (!await FreeSql.Select <im_chat_userInSession>().Where(x => x.SessionId == toSessionId && x.UserId == fromUserId).AnyAsync())
{
return(-1);
}
var item = new im_chat_message()
{
SessionId = toSessionId,
SenderId = fromUserId,
Content = content,
ContentType = contentType,
SendDt = DateTime.Now,
Type = type
};
var messageId = await FreeSql.Insert(item).ExecuteIdentityAsync();
await FreeSql.Update <im_chat_session>()
.Where(x => x.SessionId == toSessionId)
.Set(x => x.LastActivityDt, DateTime.Now)
.Set(x => x.LastMessageId, messageId)
.ExecuteUpdatedAsync();
return(messageId);
}
/// <summary>
/// 拉取历史记录
/// </summary>
/// <param name="sessionId">会话Id</param>
/// <param name="lastMessageId">上一次拉取的消息Id,如果为-1,则为从最新开始拉取,如果>0,则为最后一条消息id,并从这条消息开始往前拉取</param>
/// <returns></returns>
public async Task <IReadOnlyList <DTO_SessionMessage> > GetSessionMessage(long sessionId, string userId, long lastMessageId = -1, int takeCount = 20)
{
if (sessionId == -1 && userId != "")
{
return(await FreeSql.Select <im_chat_userInSession, im_chat_message, im_chat_session>()
.InnerJoin((s, m, se) => s.SessionId == m.SessionId)
.Where((s, m, se) => s.UserId == userId)
.Where((s, m, se) => m.MessageId > lastMessageId && m.State == 0)
.OrderBy((s, m, se) => m.MessageId)
.Take(takeCount)
.ToListAsync((s, m, se) => new DTO_SessionMessage()
{
Content = m.State == 99 ? "已撤回的消息" : m.Content,
ContentType = m.ContentType,
SendDt = m.SendDt,
SendUserId = m.SenderId,
MessageType = m.Type,
State = m.State
}));
}
else
{
return(await FreeSql.Select <im_chat_message>()
.Where(x => x.SessionId == sessionId && x.State == 0)
.WhereIf(lastMessageId > 0, x => x.MessageId > lastMessageId)
.OrderBy(x => x.MessageId)
.Take(takeCount)
.ToListAsync(x => new DTO_SessionMessage()
{
Content = x.State == 99?"已撤回的消息":x.Content,
ContentType = x.ContentType,
SendDt = x.SendDt,
SendUserId = x.SenderId,
MessageType = x.Type,
State = x.State
}));
}
}
/// <summary>
/// 判断指定用户是否在指定会话中
/// </summary>
/// <param name="sessionId"></param>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <bool> IsUserExistsInSession(long sessionId, string userId)
{
return(await FreeSql.Select <im_chat_userInSession>()
.Where(x => x.SessionId == sessionId && x.UserId == userId).AnyAsync());
}
/// <summary>
/// 获取指定用户的群组Id
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <IReadOnlyList <long> > GetUserGroupIDs(string userId)
{
return(await FreeSql.Select <im_chat_userInSession>().Where(x => x.UserId == userId && x.QuitDt == null)
.ToListAsync(x => x.SessionId));
}
/// <summary>
/// 获取指定Id会话信息
/// </summary>
/// <param name="sessionId"></param>
/// <returns></returns>
public async Task <im_chat_session> GetSessionById(long sessionId)
{
return(await FreeSql.Select <im_chat_session>().Where(x => x.SessionId == sessionId).ToOneAsync());
}
/// <summary>
/// 获取两个用户的私聊会话id
/// </summary>
/// <param name="fromUserId"></param>
/// <param name="toUserId"></param>
/// <returns></returns>
public async Task <long> GetToUseIdSessionIdByFromUseId(string fromUserId, string toUserId)
{
return(await FreeSql.Select <im_chat_session>()
.Where(x => x.ExtData.Contains($"{fromUserId},") && x.ExtData.Contains($"{toUserId},"))
.ToOneAsync(x => x.SessionId));
}