public IActionResult JoinChannel(string id)
{
var channel = _service.GetChannel(id).Result;
if (channel == null)
{
return(NotFound());
}
var user = _userManager.GetUserAsync(User).Result;
_service.AddMember(channel, user);
return(RedirectToAction("Main", "Channel", new { id = channel.Title }));
}
public bool TryAddMemberToChannel(Guid user, Guid channelId, Guid member, out string message)
{
message = string.Empty;
IChannel channel = _db.Channels.FirstOrDefault(c => c.ID == channelId);
if (channel == null)
{
message = $"Channel({channelId}) does not exist.";
return(false);
}
if (channel.CurrentMembers.Any(c => c.Member == user) == false)
{
message = $"User {user} is not a member of channel {channelId}. Adding member to this channel is not allowed.";
return(false);
}
if (channel.CurrentMembers.Any(c => c.Member == member) == true)
{
message = $"User {member} is already a member of channel {channelId}.";
return(false);
}
channel.AddMember(member);
_dataFileService.SaveDB(_db);
return(true);
}
public bool TryAddConverserToConversation(Guid user, Guid conversationid, Guid converser, out string message)
{
message = string.Empty;
Conversation conv = _db.Conversations?.FirstOrDefault(c => c.ID == conversationid);
if (conv == null)
{
message = $"Conversation {conversationid} not found.";
return(false);
}
if (conv.TerminatedOn != DateTime.MinValue)
{
message = $"Conversation {conversationid} is closed.";
}
IChannel channel = _db.Channels.FirstOrDefault(c => c.ID == conv.Channel);
if (channel == null)
{
message = $"Channel({conv.Channel}) does not exist or is not associated with conversation {conversationid}.";
return(false);
}
if (channel.CurrentMembers.Any(c => c.Member == user) == false)
{
message = $"User {user} is not a member of channel {conv.Channel} of conversations {conversationid}. Adding member {converser} is not allowed.";
return(false);
}
if (channel.CurrentMembers.Any(c => c.Member == converser) == true)
{
message = $"User {converser} is already a member of channel {conv.Channel} of conversations {conversationid}.";
return(false);
}
channel.AddMember(converser);
_dataFileService.SaveDB(_db);
return(true);
}