public static async Task <string[]> LoadMessages(string peerId, string userId, int maxMessages, bool dialog)
        {
            var svc    = new MembershipPlusServiceProxy();
            var usvc   = new UserServiceProxy();
            var msgsvc = new ShortMessageServiceProxy();
            var cntx   = Cntx;
            var peer   = await usvc.LoadEntityByKeyAsync(cntx, peerId);

            DateTime dt   = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
            var      cond = new ShortMessageSetConstraints
            {
                ApplicationIDWrap = new ForeignKeyData <string> {
                    KeyValue = AppId
                },
                TypeIDWrap = new ForeignKeyData <int> {
                    KeyValue = 1
                },
                GroupIDWrap = new ForeignKeyData <string> {
                    KeyValue = null
                }
            };
            var qexpr = new QueryExpresion();

            qexpr.OrderTks = new List <QToken>(new QToken[] {
                new QToken {
                    TkName = "CreatedDate"
                },
                new QToken {
                    TkName = "desc"
                }
            });
            //                ToIDWrap = new ForeignKeyData<string> { KeyValue = peerId },

            qexpr.FilterTks = new List <QToken>(new QToken[] {
                new QToken {
                    TkName = "( FromID ==  \"" + peerId + "\" && ToID == \"" + userId + "\" || FromID ==  \"" + userId + "\" && ToID == \"" + peerId + "\" ) && CreatedDate > " + svc.FormatRepoDateTime(dt)
                }
            });
            if (dialog)
            {
                qexpr.FilterTks.Add(new QToken {
                    TkName = " && ReplyToID is null"
                });
            }
            var           msgs     = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
            List <string> jsonMsgs = new List <string>();

            if (msgs.Length > 0)
            {
                for (int i = msgs.Length - 1; i >= 0; i--)
                {
                    EntitySetType[] excludes;
                    if (dialog)
                    {
                        excludes = new EntitySetType[]
                        {
                            EntitySetType.UserGroup,
                            //EntitySetType.ShortMessageAudience,
                            EntitySetType.ShortMessageAttachment
                        };
                    }
                    else
                    {
                        excludes = new EntitySetType[]
                        {
                            EntitySetType.UserGroup,
                            //EntitySetType.ShortMessageAudience,
                            EntitySetType.ShortMessageAttachment,
                            EntitySetType.ShortMessage
                        };
                    }
                    msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);

                    jsonMsgs.Add(GetJsonMessage(msgs[i], userId, peer, dialog));
                }
            }
            return(jsonMsgs.ToArray());
        }
Esempio n. 2
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        public static async Task <ChatRoomVM> LoadChatRoom(string hubId, string groupId, string userId, int maxMessages, bool dialog = false)
        {
            UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
            var        cntx            = Cntx;
            ChatRoomVM m = new ChatRoomVM()
            {
                RoomExists = false, DialogMode = dialog
            };

            if (!string.IsNullOrEmpty(groupId))
            {
                var g = await gsvc.LoadEntityByKeyAsync(cntx, groupId);

                if (g != null)
                {
                    m.RoomExists = true;
                    m.ID         = groupId;
                    m.RoomPath   = g.DistinctString.Split('/');
                    m.RoomInfo   = await gsvc.LoadEntityGroupDescriptionAsync(cntx, g.ID);

                    UserGroupMemberServiceProxy gmsvc = new UserGroupMemberServiceProxy();
                    UserGroupMember             uig   = await gmsvc.LoadEntityByKeyAsync(cntx, groupId, userId);

                    if (uig == null)
                    {
                        uig = new UserGroupMember
                        {
                            UserID               = userId,
                            UserGroupID          = groupId,
                            SubscribedTo         = false,
                            ActivityNotification = false
                        };
                        await gmsvc.AddOrUpdateEntitiesAsync(cntx, new UserGroupMemberSet(), new UserGroupMember[] { uig });
                    }
                    cntx.DirectDataAccess = true;
                    MemberCallbackServiceProxy cbsv = new MemberCallbackServiceProxy();
                    var           qexpr             = getConnectedGroupMemberFilter(hubId, g.ID);
                    var           peers             = (await cbsv.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).ToArray();
                    List <string> jsonPeers         = new List <string>();
                    if (peers.Length > 0)
                    {
                        for (int i = 0; i < peers.Length; i++)
                        {
                            // retrieve the related entity graph
                            peers[i] = await cbsv.LoadEntityGraphRecursAsync(cntx, groupId, hubId, AppId, peers[i].UserID, null, null);

                            jsonPeers.Add(GetJsonPeer(peers[i]));
                        }
                    }
                    m.ActivePeers         = jsonPeers.ToArray();
                    cntx.DirectDataAccess = false;
                    ShortMessageServiceProxy msgsvc = new ShortMessageServiceProxy();
                    var cond = new ShortMessageSetConstraints
                    {
                        ApplicationIDWrap = new ForeignKeyData <string> {
                            KeyValue = AppId
                        },
                        TypeIDWrap = new ForeignKeyData <int> {
                            KeyValue = ApplicationContext.ChatShortMsgTypeId
                        },
                        GroupIDWrap = new ForeignKeyData <string> {
                            KeyValue = groupId
                        }
                    };
                    UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
                    qexpr          = new QueryExpresion();
                    qexpr.OrderTks = new List <QToken>(new QToken[] {
                        new QToken {
                            TkName = "UserID"
                        }
                    });
                    qexpr.FilterTks = new List <QToken>(new QToken[] {
                        new QToken {
                            TkName = "UserGroupID == \"" + g.ID + "\" && SubscribedTo is not null && SubscribedTo == true"
                        }
                    });
                    m.Subscribers = (int)(await uigsvc.QueryEntityCountAsync(cntx, new UserGroupMemberSet(), qexpr));
                    var      svc = new MembershipPlusServiceProxy();
                    DateTime dt  = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
                    qexpr          = new QueryExpresion();
                    qexpr.OrderTks = new List <QToken>(new QToken[] {
                        new QToken {
                            TkName = "CreatedDate"
                        },
                        new QToken {
                            TkName = "desc"
                        }
                    });
                    qexpr.FilterTks = new List <QToken>(new QToken[] {
                        new QToken {
                            TkName = "ToID is null && CreatedDate > " + svc.FormatRepoDateTime(dt)
                        }
                    });
                    if (dialog)
                    {
                        qexpr.FilterTks.Add(new QToken {
                            TkName = " && ReplyToID is null"
                        });
                    }
                    var           msgs     = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
                    List <string> jsonMsgs = new List <string>();
                    if (msgs.Length > 0)
                    {
                        for (int i = msgs.Length - 1; i >= 0; i--)
                        {
                            EntitySetType[] excludes;
                            if (dialog)
                            {
                                excludes = new EntitySetType[]
                                {
                                    EntitySetType.UserGroup,
                                    //EntitySetType.ShortMessageAudience,
                                    EntitySetType.ShortMessageAttachment
                                };
                            }
                            else
                            {
                                excludes = new EntitySetType[]
                                {
                                    EntitySetType.UserGroup,
                                    //EntitySetType.ShortMessageAudience,
                                    EntitySetType.ShortMessageAttachment,
                                    EntitySetType.ShortMessage
                                };
                            }
                            msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);

                            jsonMsgs.Add(GetJsonMessage(msgs[i], userId, g, dialog));
                        }
                    }
                    m.RecentMsgs = jsonMsgs.ToArray();
                }
            }
            return(m);
        }
        public static async Task<string[]> LoadMessages(string peerId, string userId, int maxMessages, bool dialog)
        {
            var svc = new MembershipPlusServiceProxy();
            var usvc = new UserServiceProxy();
            var msgsvc = new ShortMessageServiceProxy();
            var cntx = Cntx;
            var peer = await usvc.LoadEntityByKeyAsync(cntx, peerId);
            DateTime dt = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
            var cond = new ShortMessageSetConstraints
            {
                ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = AppId },
                TypeIDWrap = new ForeignKeyData<int> { KeyValue = 1 },
                GroupIDWrap = new ForeignKeyData<string> { KeyValue = null }
            };
            var qexpr = new QueryExpresion();
            qexpr.OrderTks = new List<QToken>(new QToken[] { 
                new QToken { TkName = "CreatedDate" },
                new QToken { TkName = "desc" }
            });
            //                ToIDWrap = new ForeignKeyData<string> { KeyValue = peerId },

            qexpr.FilterTks = new List<QToken>(new QToken[] {
                new QToken { TkName = "( FromID ==  \"" + peerId + "\" && ToID == \"" + userId + "\" || FromID ==  \"" + userId + "\" && ToID == \"" + peerId + "\" ) && CreatedDate > " + svc.FormatRepoDateTime(dt) }
            });
            if (dialog)
            {
                qexpr.FilterTks.Add(new QToken { TkName = " && ReplyToID is null" });
            }
            var msgs = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
            List<string> jsonMsgs = new List<string>();
            if (msgs.Length > 0)
            {
                for (int i = msgs.Length - 1; i >= 0; i--)
                {
                    EntitySetType[] excludes;
                    if (dialog)
                    {
                        excludes = new EntitySetType[]
                                {
                                    EntitySetType.UserGroup,
                                    //EntitySetType.ShortMessageAudience,
                                    EntitySetType.ShortMessageAttachment
                                };
                    }
                    else
                    {
                        excludes = new EntitySetType[]
                                {
                                    EntitySetType.UserGroup,
                                    //EntitySetType.ShortMessageAudience,
                                    EntitySetType.ShortMessageAttachment,
                                    EntitySetType.ShortMessage
                                };
                    }
                    msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);
                    jsonMsgs.Add(GetJsonMessage(msgs[i], userId, peer, dialog));
                }
            }
            return jsonMsgs.ToArray();
        }
 public static async Task<ChatRoomVM> LoadChatRoom(string hubId, string groupId, string userId, int maxMessages, bool dialog = false)
 {
     UserGroupServiceProxy gsvc = new UserGroupServiceProxy();
     var cntx = Cntx;
     ChatRoomVM m = new ChatRoomVM() { RoomExists = false, DialogMode = dialog };
     if (!string.IsNullOrEmpty(groupId))
     {
         var g = await gsvc.LoadEntityByKeyAsync(cntx, groupId);
         if (g != null)
         {
             m.RoomExists = true;
             m.ID = groupId;
             m.RoomPath = g.DistinctString.Split('/');
             m.RoomInfo = await gsvc.LoadEntityGroupDescriptionAsync(cntx, g.ID);
             UserGroupMemberServiceProxy gmsvc = new UserGroupMemberServiceProxy();
             UserGroupMember uig = await gmsvc.LoadEntityByKeyAsync(cntx, groupId, userId);
             if (uig == null)
             {
                 uig = new UserGroupMember
                 {
                     UserID = userId,
                     UserGroupID = groupId,
                     SubscribedTo = false,
                     ActivityNotification = false
                 };
                 await gmsvc.AddOrUpdateEntitiesAsync(cntx, new UserGroupMemberSet(), new UserGroupMember[] { uig });
             }
             cntx.DirectDataAccess = true;
             MemberCallbackServiceProxy cbsv = new MemberCallbackServiceProxy();
             var qexpr = getConnectedGroupMemberFilter(hubId, g.ID);
             var peers = (await cbsv.QueryDatabaseAsync(cntx, new MemberCallbackSet(), qexpr)).ToArray();
             List<string> jsonPeers = new List<string>();
             if (peers.Length > 0)
             {
                 for (int i = 0; i < peers.Length; i++)
                 {
                     // retrieve the related entity graph
                     peers[i] = await cbsv.LoadEntityGraphRecursAsync(cntx, groupId, hubId, AppId, peers[i].UserID, null, null);
                     jsonPeers.Add(GetJsonPeer(peers[i]));
                 }
             }
             m.ActivePeers = jsonPeers.ToArray();
             cntx.DirectDataAccess = false;
             ShortMessageServiceProxy msgsvc = new ShortMessageServiceProxy();
             var cond = new ShortMessageSetConstraints
             {
                 ApplicationIDWrap = new ForeignKeyData<string> { KeyValue = AppId },
                 TypeIDWrap = new ForeignKeyData<int> { KeyValue = ApplicationContext.ChatShortMsgTypeId },
                 GroupIDWrap = new ForeignKeyData<string> { KeyValue = groupId }
             };
             UserGroupMemberServiceProxy uigsvc = new UserGroupMemberServiceProxy();
             qexpr = new QueryExpresion();
             qexpr.OrderTks = new List<QToken>(new QToken[] { 
                 new QToken { TkName = "UserID" }
             });
             qexpr.FilterTks = new List<QToken>(new QToken[] { 
                 new QToken { TkName = "UserGroupID == \"" + g.ID + "\" && SubscribedTo is not null && SubscribedTo == true"  }
             });
             m.Subscribers = (int)(await uigsvc.QueryEntityCountAsync(cntx, new UserGroupMemberSet(), qexpr));
             var svc = new MembershipPlusServiceProxy();
             DateTime dt = DateTime.UtcNow.AddMinutes(-InitMsgTimeWindow);
             qexpr = new QueryExpresion();
             qexpr.OrderTks = new List<QToken>(new QToken[] { 
                 new QToken { TkName = "CreatedDate" },
                 new QToken { TkName = "desc" }
             });
             qexpr.FilterTks = new List<QToken>(new QToken[] {
                 new QToken { TkName = "ToID is null && CreatedDate > " + svc.FormatRepoDateTime(dt) }
             });
             if (dialog)
             {
                 qexpr.FilterTks.Add(new QToken { TkName = " && ReplyToID is null" });
             }
             var msgs = (await msgsvc.ConstraintQueryLimitedAsync(cntx, new ShortMessageSet(), cond, qexpr, maxMessages)).ToArray();
             List<string> jsonMsgs = new List<string>();
             if (msgs.Length > 0)
             {
                 for (int i = msgs.Length - 1; i >= 0; i--)
                 {
                     EntitySetType[] excludes;
                     if (dialog)
                     {
                         excludes = new EntitySetType[]
                         {
                             EntitySetType.UserGroup,
                             //EntitySetType.ShortMessageAudience,
                             EntitySetType.ShortMessageAttachment
                         };
                     }
                     else
                     {
                         excludes = new EntitySetType[]
                         {
                             EntitySetType.UserGroup,
                             //EntitySetType.ShortMessageAudience,
                             EntitySetType.ShortMessageAttachment,
                             EntitySetType.ShortMessage
                         };
                     }
                     msgs[i] = await msgsvc.LoadEntityGraphRecursAsync(cntx, msgs[i].ID, excludes, null);
                     jsonMsgs.Add(GetJsonMessage(msgs[i], userId, g, dialog));
                 }
             }
             m.RecentMsgs = jsonMsgs.ToArray();
         }
     }
     return m;
 }