updates the LastAccessTime of the session

helper function to return an Ask object

helper function to return a Bid object

GetConfiguration returns the configuration loaded from config.json

Init intializes the utils package. The config is accepted as a parameter for helping with testing.

* * Helper function to check if it's a Market order */

GetTransactionRef creates and returns a reference of a Transaction

Methods getUserExclusively() gets a user by his id. u method returns a channel and a pointer to the user object. The callee is guaranteed to get exc

NewBidPQueue creates a new priority queue with the ordering type specified by PQType and comprises of Bid items

NewAskPQueue creates a new priority queue with the ordering type specified by PQType and comprises of Ask items

EXPECT returns an object that allows the caller to indicate expected use

GetManager returns a singleton instance of Manager

GetDB returns a database connection object by opening one based on the configuration

Helper function to determine what percentage the user should be taxed

will be called whenever Unsubscribe is called, or when doneChan gets closed due to network error or something returns a subscription. It'll be nil in

Init configures the models package

PlaceAskOrder places an Ask order for the user. The method is thread-safe like other exported methods of this package. Possible outcomes: 1. Ask ge

SendPushNotification sends notification to the user

NewBroadcastStream creates a BroadcastStream

PlaceBidOrder places a Bid order for the user. The method is thread-safe like other exported methods of this package. Possible outcomes: 1. Bid gets

GetMarketDay returns current marketday

GetUserCopy gets a copy of user by his id. The method returns a channel and a copy of the user object. The callee is guaranteed to get read access to

LoadOldAsk loads an old ask into the order book NOTE: 1. If it's a stoploss order it adds to the stoploss queue 2. Otherwise it adds it to the regu

LoadOldBid loads an old bid into the order book NOTE: 1. If it's a stoploss order it adds to the stoploss queue 2. Otherwise it adds it to the regu

returns available stocks to lend for a stock

getTopMatchingAsk returns a matching ask from the orderbook for an incoming bid NOTE: 1. It does NOT remove the ask from the queue 2. It does NOT upda

recordOneMinuteOHLC records one minute ohlc for each stock

Login() is used to login an existing user or register a new user Registration happens provided Pragyan API verifies the credentials and the user doesn

NewMulticastStream creates a MulticastStream

RevertToOldState restores oldCash for all benefittingUsers in User Map

TriggerStoploss will set OrderType to StopLossActive if the ordertype is StopLoss Error is returned if that wasn't done successfully.

makeTrade performs a trade between two orders NOTE: 0. incoming-ness is only used to decide whether to update depth. Non-incomers update depth. 1.

newAskPQueueImpl returns instances of askPQueue meant for testing purposes

GetDailyChallenges returns challenges as array for a given market day