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);
}
