Function LoginUser

internal/users/users.go:239–319

First time creating a user.

(user *UserRecord, connectionId connections.ConnectionId)

// First time creating a user.
func LoginUser(user *UserRecord, connectionId connections.ConnectionId) (*UserRecord, string, error) {

	mudlog.Info("LoginUser()", "username", user.Username, "connectionId", connectionId)

	user.Character.SetAdjective(`zombie`, false)

	userManagerMu.Lock()

	// If they're already logged in
	if userId, ok := userManager.Usernames[user.Username]; ok {

		// Do they have a connection tracked?
		if otherConnId, ok := userManager.UserConnections[userId]; ok {

			// Is it a link-dead connection? If so, lets make this new connection the owner
			if isLinkDeadConnectionLocked(otherConnId) {

				mudlog.Info("LoginUser()", "LinkDead", true)

				if linkDeadUser, ok := userManager.Users[user.UserId]; ok {
					user = linkDeadUser
				}

				removeLinkDeadConnectionLocked(otherConnId)

				user.connectionId = connectionId

				userManager.Users[user.UserId] = user
				userManager.Usernames[user.Username] = user.UserId
				userManager.Connections[user.connectionId] = user.UserId
				userManager.UserConnections[user.UserId] = user.connectionId

				userManagerMu.Unlock()

				for _, mobInstId := range user.Character.GetCharmIds() {
					if !mobs.MobInstanceExists(mobInstId) {
						user.Character.TrackCharmed(mobInstId, false)
					}
				}

				// Set their input round to current to track idle time fresh
				user.SetLastInputRound(util.GetRoundCount())

				user.EventLog.Add(`conn`, `Reconnected`)

				return user, "Reconnecting...", nil
			}

		}

		userManagerMu.Unlock()
		// Otherwise, someone else is logged in, can't double-login!
		return nil, "That user is already logged in.", errors.New("user is already logged in")
	}

	mudlog.Info("LoginUser()", "LinkDead", false)

	// Set their input round to current to track idle time fresh