public async Task <IActionResult> Apply(ApplyFormInputModel input)
{
if (!ModelState.IsValid)
{
return(this.Redirect(this.Request.GetDisplayUrl()));
}
var chatId = await this.chatService.CreateChatAsync(input);
return(this.RedirectToAction("ChatById", "Chat", new { id = chatId }));
}
public async Task <int> CreateChatAsync(ApplyFormInputModel input)
{
var groupName = this.Hash(input.TaskCreatorUsername + input.OthersideUsername + input.About);
var existingChatId = this.chatRepo.AllAsNoTracking()
.Where(c => c.ChatGroupName == groupName)
.Select(c => c.Id)
.FirstOrDefault();
if (existingChatId != 0)
{
return(existingChatId);
}
var chat = new Chat
{
HelpTaskId = input.HelpTaskId,
About = input.About,
TaskCreatorUsername = input.TaskCreatorUsername,
OthersideUsername = input.OthersideUsername,
ChatGroupName = groupName,
};
chat.Messages.Add(new Message
{
SenderUsername = chat.OthersideUsername,
Text = input.MessageText,
});
await this.chatRepo.AddAsync(chat);
await this.chatRepo.SaveChangesAsync();
chat = this.chatRepo.AllAsNoTracking().OrderBy(x => x.CreatedOn).LastOrDefault();
var bothUsersInChat = this.userRepo.All()
.Where(x => x.UserName == input.OthersideUsername || x.UserName == input.TaskCreatorUsername)
.ToList();
foreach (var user in bothUsersInChat)
{
var userChat = new UserChat
{
UserId = user.Id,
ChatId = chat.Id,
};
chat.Users.Add(userChat);
user.Chats.Add(userChat);
}
await this.userRepo.SaveChangesAsync();
await this.chatRepo.SaveChangesAsync();
return(chat.Id);
}
public IActionResult Apply(int id)
{
var titleAndCreatorUsernameDTO = this.helpTaskService.GetTitleAndCreatorUsernameById(id);
var viewModel = new ApplyFormInputModel
{
HelpTaskId = id,
About = titleAndCreatorUsernameDTO.Title,
TaskCreatorUsername = titleAndCreatorUsernameDTO.Username,
OthersideUsername = this.User.Identity.Name,
};
return(this.View(viewModel));
}