public IActionResult AddUsers(NewGroupStep2ViewModel model)
{
//group
Group group = repository.Groups
.FirstOrDefault(g => g.GroupId == model.GroupId);
//Created by
AppUser user = userManager.Users.FirstOrDefault(u => u.Id == group.CreatedBy.Id);
if (model.UsersIdString != null)
{
//list of users id
string userIdList = model.UsersIdString.Trim();
while (userIdList.Trim().Length > 0)
{
int index = userIdList.IndexOf(";");
if (index != -1)
{
string newUserId = userIdList.Substring(0, index);
repository.AddUserToGroup(newUserId, group.GroupId);
//notification
if (group.Status == "Public")
{
repository.NewNotification(group.CreatedBy.Id, "AddUserToGroup", "Group", group.GroupId, newUserId);
}
//group chat exists
if (group.GroupChatId != 0)
{
repository.AddUserToGroupChat(group.GroupChatId, newUserId);
GroupChat groupChat = repository.GroupChats
.FirstOrDefault(g => g.ChatId == group.GroupChatId);
AppUser addedUser = userManager.Users.FirstOrDefault(u => u.Id == newUserId);
string userName = (user.FirstName == null && user.LastName == null) ?
user.UserName : user.FirstName + user.LastName;
string content = $"{userName} added {addedUser}";
GroupChatMessage newMsg = new GroupChatMessage
{
GroupChatId = group.GroupChatId,
UserId = user.Id,
MessageContent = content,
MessageType = "SystemMsg"
};
repository.NewGroupChatMessage(newMsg, groupChat);
}
userIdList = userIdList.Replace(newUserId + ";", "");
}
}
}
return(RedirectToAction("GroupDetails", new
{
id = group.CreatedBy.Id,
groupId = group.GroupId
}));
}
public async Task <IActionResult> NewGroupStep2(NewGroupStep2ViewModel model)
{
ViewData["Id"] = model.UserId;
AppUser user = await userManager.FindByIdAsync(model.UserId);
if (user != null)
{
//group
Group group = repository.Groups
.FirstOrDefault(g => g.GroupId == model.GroupId);
if (model.UsersIdString != null)
{
//list of users id
string userIdList = model.UsersIdString.Trim();
while (userIdList.Trim().Length > 0)
{
int index = userIdList.IndexOf(";");
if (index != -1)
{
string newUserId = userIdList.Substring(0, index);
repository.AddUserToGroup(newUserId, group.GroupId);
//group chat exists
if (group.GroupChatId != 0)
{
repository.AddUserToGroupChat(group.GroupChatId, newUserId);
}
userIdList = userIdList.Replace(newUserId + ";", "");
}
}
return(RedirectToAction("NewGroupStep3",
new { id = model.UserId, groupId = group.GroupId }));
}
else
{
return(RedirectToAction("NewGroupStep3",
new { id = model.UserId, groupId = group.GroupId }));
}
}
return(RedirectToAction("Error", "UserNotFound"));
}