Classes implemented in python and javascript. UML class diagram. Rough sequence uml. TODO: local file getting dirty from refresh. Signals implemented. Strategies implemented. Trades are mostly implemented.

Signals.py

@@ -95,6 +95,12 @@ class Signals:
     def get_signals(self):
         return self.signals
 
+    def get_signal_by_name(self, name):
+        for signal in self.signals:
+            if signal.name == name:
+                return signal
+        return None
+
     def new_signal(self, data):
         self.signals.append(Signal(**data))
 

Strategies.py

@@ -1,15 +1,160 @@
+import json
+
+
 class Strategies:
-    def __init__(self, loaded_strats):
+    def __init__(self, loaded_strats, trades):
         self.strat_list = loaded_strats
+        self.trades = trades
 
     def new_strategy(self, data):
         self.strat_list.append(data)
 
     def delete_strategy(self, name):
-        for obj in self.strat_list:
-            if obj['name'] == name:
-                self.strat_list.remove(obj)
-                break
+        obj = self.get_strategy_by_name(name)
+        if obj:
+            self.strat_list.remove(obj)
 
     def get_strategies(self):
         return self.strat_list
+
+    def get_strategy_by_name(self, name):
+        for obj in self.strat_list:
+            if obj['name'] == name:
+                return obj
+        return False
+
+    def execute_cmd(self, strategy, action, cmd):
+        order_type = 'LIMIT'
+        if action == 'open_position':
+            # Attempt to create the trade.
+            trade_id = self.trades.new_trade(strategy['symbol'], cmd, order_type, strategy['trade_amount'])
+            # If the trade didn't fail.
+            if trade_id is not False:
+                # Set the active flag in strategy.
+                strategy['active'] = True
+                strategy['current_position'] += strategy['trade_amount']
+                strategy['trades'].append(trade_id)
+                return 'position_opened'
+            else:
+                print('Failed to place trade')
+                return 'failed'
+
+        if (action == 'stop_loss') or (action == 'take_profit'):
+            if action == 'stop_loss':
+                order_type = 'MARKET'
+            # Attempt to create the trade.
+            trade = self.trades.new_trade(strategy['symbol'], cmd, order_type, strategy['current_position'])
+            # If the trade didn't fail.
+            if trade is not False:
+                # Set the active flag in strategy.
+                strategy['active'] = False
+                strategy['current_position'] = 0
+                return 'position_closed'
+            else:
+                print('Failed to place trade')
+                return 'failed'
+        print('Strategies.execute_cmd: Invalid action received.')
+        return 'failed'
+
+    def update(self, signals):
+        """
+        Receives a reference to updated signal data. Loops through all
+        published strategies and evaluates conditions against the data.
+        This function returns a list of strategies and action commands.
+        """
+        # Object containing data to return to function caller.
+        actions = {}
+        # Loop through all the published strategies.
+        for strategy in self.strat_list:
+            # Process any take_profit strategy.
+            if strategy['type'] == 'take_profit':
+                action, cmd = self.eval_tp_stg(strategy, signals)
+                if action == 'do_nothing':
+                    return False
+                else:
+                    # Execute the command.
+                    actions[strategy['name']] = self.execute_cmd(strategy, action, cmd)
+            else:
+                print(f"Strategy.update: Strategy of type {strategy['type']} - not yet implemented.")
+        if len(actions) != 0:
+            return actions
+        else:
+            return False
+
+    def eval_tp_stg(self, strategy, signals):
+        """
+        :param strategy: str: The strategy to evaluate.
+        :param signals: Signals: A reference to an object that handles current signal states.
+        :return action: Action required based on evaluation. format{cmd:str, amount:real, margin:int}
+        """
+
+        def condition_satisfied(sig_name, vlue):
+            signal = signals.get_signal_by_name(sig_name)
+            if vlue == json.dumps(signal.state):
+                return True
+            else:
+                return False
+
+        def all_conditions_met(conditions):
+            if len(conditions) < 1:
+                print(f"no trade-in conditions supplied: {strategy['name']}")
+                return False
+            # Evaluate all conditions and return false if any are un-met.
+            for trigger_signal in conditions.keys():
+                trigger_value = conditions[trigger_signal]
+                # Compare this signal's state with the trigger_value
+                if not condition_satisfied(trigger_signal, trigger_value):
+                    return False
+            return True
+
+        def trade_out_condition_met(condition_type):
+            if strategy[condition_type]['typ'] == 'conditional':
+                signal_name = strategy[condition_type]['trig']
+                signal_value = strategy[condition_type]['val']
+                if condition_satisfied(signal_name, signal_value):
+                    # If the condition is met trade-out.
+                    return True
+                else:
+                    return False
+            else:
+                if strategy[condition_type]['typ'] != 'value':
+                    raise ValueError('trade_out_condition_met: invalid condition_type')
+                if condition_type == 'take_profit':
+                    # If the profit condition is met send command to take profit.
+                    if strategy['gross_profit'] > strategy['take_profit']['val']:
+                        return True
+                    else:
+                        return False
+                else:
+                    # If the loss condition is met, return a trade-out command.
+                    if strategy['gross_loss'] < strategy['stop_loss']['val']:
+                        return True
+                    else:
+                        return False
+
+        trade_in_cmd = strategy['side']
+        if strategy['side'] == 'buy':
+            trade_out_cmd = 'sell'
+        else:
+            trade_out_cmd = 'buy'
+
+        # If trade-in conditions are met.
+        if all_conditions_met(strategy['trd_in_conds']):
+            # If the new trade wouldn't exceed max_position. Return a trade-in command.
+            proposed_position_size = strategy['current_position'] + strategy['trade_amount']
+            if proposed_position_size < strategy['max_position']:
+                return 'enter_position', trade_in_cmd
+
+        # If strategy is active test the take-profit or stop-loss conditions.
+        if strategy['active']:
+            # Conditional take-profit trades-out if a signals equals a set value.
+            if trade_out_condition_met('take_profit'):
+                return 'take_profit', trade_out_cmd
+
+            # Conditional stop-loss trades-outs if a signals value equals a set value.
+            if trade_out_condition_met('stop_loss'):
+                return 'stop_loss', trade_out_cmd
+
+        # No conditions were met.
+        print('Strategies were updated and nothing to do.')
+        return 'do_nothing', 'nothing'

app.py

@@ -4,15 +4,17 @@ from flask import Flask, render_template, request, redirect, jsonify
 from flask_cors import cross_origin
 from binance.enums import *
 from flask_sock import Sock
-# Handles all server side data
-import data as bt
-# *NOT DONE YET*
-import trade
+
+# Handles all server side data and interactions.
+from data import BrighterData
 
 # Define app
 app = Flask(__name__)
 sock = Sock(app)
 
+# This object maintains all the application and historical data.
+# Access to server, local storage, other classes go through here.
+app_data = BrighterData()
 
 # app.config['SECRET_KEY'] = 'The quick brown fox jumps over the lazy dog'
 # app.config['CORS_HEADERS'] = 'Content-Type'
@@ -21,8 +23,8 @@ sock = Sock(app)
 @app.route('/')
 def index():
     # Passes data into an HTML template and serves it to a locally hosted server
-    rendered_data = bt.app_data.get_rendered_data()
-    js_data = bt.app_data.get_js_init_data()
+    rendered_data = app_data.get_rendered_data()
+    js_data = app_data.get_js_init_data()
     return render_template('index.html',
                            title=rendered_data['title'],
                            my_balances=rendered_data['my_balances'],
@@ -43,7 +45,7 @@ def ws(sock):
             if msg_obj['message_type'] == 'candle_data':
                 # Send the candle to the BrighterData_obj
                 # and forward any returned data to the client.
-                r_data = bt.app_data.received_cdata(msg_obj['data'])
+                r_data = app_data.received_cdata(msg_obj['data'])
                 if r_data:
                     resp = {
                         "reply": "updates",
@@ -53,7 +55,7 @@ def ws(sock):
 
             if msg_obj['message_type'] == 'request':
                 if msg_obj['data'] == 'signals':
-                    signals = bt.app_data.get_signals()
+                    signals = app_data.get_signals()
                     if signals:
                         resp = {
                             "reply": "signals",
@@ -62,7 +64,7 @@ def ws(sock):
                         resp = json.dumps(resp)
                         sock.send(resp)
                 elif msg_obj['data'] == 'strategies':
-                    strategies = bt.app_data.get_strategies()
+                    strategies = app_data.get_strategies()
                     if strategies:
                         resp = {
                             "reply": "strategies",
@@ -75,10 +77,10 @@ def ws(sock):
                     print(msg_obj['data'])
 
             if msg_obj['message_type'] == 'delete_signal':
-                bt.app_data.delete_signal(msg_obj['data'])
+                app_data.delete_signal(msg_obj['data'])
 
             if msg_obj['message_type'] == 'delete_strategy':
-                bt.app_data.delete_strategy(msg_obj['data'])
+                app_data.delete_strategy(msg_obj['data'])
 
             if msg_obj['message_type'] == 'reply':
                 print(msg_obj['rep'])
@@ -87,7 +89,7 @@ def ws(sock):
             if msg_obj['message_type'] == 'new_signal':
                 # Send the data to the BrighterData_obj
                 # and forward any returned data to the client.
-                r_data = bt.app_data.received_new_signal(msg_obj['data'])
+                r_data = app_data.received_new_signal(msg_obj['data'])
                 if r_data:
                     resp = {
                         "reply": "signal_created",
@@ -99,7 +101,7 @@ def ws(sock):
             if msg_obj['message_type'] == 'new_strategy':
                 # Send the data to the BrighterData_obj
                 # and forward any returned data to the client.
-                r_data = bt.app_data.received_new_strategy(msg_obj['data'])
+                r_data = app_data.received_new_strategy(msg_obj['data'])
                 if r_data:
                     resp = {
                         "reply": "strategy_created",
@@ -126,19 +128,20 @@ def ws(sock):
 @app.route('/buy', methods=['POST'])
 @cross_origin(origin='localhost', headers=['Content- Type', 'Authorization'])
 def buy():
-    print(request.form)  # Debug ******
-    trade.order(
-        symbol=request.form['symbol'], side=SIDE_BUY,
-        type=ORDER_TYPE_MARKET, quantity=request.form['quantity'])
+    print('This buy route is currently not being used.')
+    # app_data.trades.new_trade(
+    #     symbol=request.form['symbol'], side=SIDE_BUY,
+    #     type=ORDER_TYPE_MARKET, quantity=request.form['quantity'])
     return redirect('/')
 
 
 @app.route('/sell', methods=['POST'])
 @cross_origin(origin='localhost', headers=['Content- Type', 'Authorization'])
 def sell():
-    trade.order(
-        symbol=request.form['symbol'], side=SIDE_SELL,
-        type=ORDER_TYPE_MARKET, quantity=request.form['quantity'])
+    print('This sell route is currently not being used.')
+    # app_data.trades.new_trade(
+    #     symbol=request.form['symbol'], side=SIDE_SELL,
+    #     type=ORDER_TYPE_MARKET, quantity=request.form['quantity'])
     return redirect('/')
 
 
@@ -148,10 +151,10 @@ def settings():
     setting = request.form['setting']
     if setting == 'interval':
         interval_state = request.form['timeframe']
-        bt.app_data.config.chart_interval = interval_state
+        app_data.config.chart_interval = interval_state
     elif setting == 'trading_pair':
         trading_pair = request.form['trading_pair']
-        bt.app_data.config.trading_pair = trading_pair
+        app_data.config.trading_pair = trading_pair
     elif setting == 'toggle_indicator':
         # Get a list of indicators to enable
         enabled_indicators = []
@@ -159,13 +162,13 @@ def settings():
             if request.form[i] == 'indicator':
                 enabled_indicators.append(i)
         # Set visibility for all indicators according to <enabled_indicators>
-        for indctr in bt.app_data.indicators.indicator_list:
+        for indctr in app_data.indicators.indicator_list:
             if indctr in enabled_indicators:
-                bt.app_data.indicators.indicator_list[indctr]['visible'] = True
+                app_data.indicators.indicator_list[indctr]['visible'] = True
             else:
-                bt.app_data.indicators.indicator_list[indctr]['visible'] = False
+                app_data.indicators.indicator_list[indctr]['visible'] = False
         # Redirect without reloading history
-        bt.app_data.config.config_and_states('save')
+        app_data.config.config_and_states('save')
         return redirect('/')
 
     elif setting == 'edit_indicator':
@@ -182,14 +185,14 @@ def settings():
             if 'visible' not in attributes:
                 attributes.update({'visible': False})
             # Set the data in indicators according to <attributes>
-            bt.app_data.indicators.indicator_list[indicator] = attributes
+            app_data.indicators.indicator_list[indicator] = attributes
 
         if 'delete' in request.form:
             indicator = request.form['delete']
             # This will delete in both indicators and config.
-            bt.app_data.indicators.delete_indicator(indicator)
+            app_data.indicators.delete_indicator(indicator)
         # Redirect without reloading history
-        bt.app_data.config.config_and_states('save')
+        app_data.config.config_and_states('save')
         return redirect('/')
 
     elif setting == 'new_indicator':
@@ -210,35 +213,35 @@ def settings():
                         value = int(value)
                     properties[key] = value
             # Should create in indicators and update the list in config.
-            bt.app_data.indicators.create_indicator(name=indcr, itype=indtyp, properties=properties)
+            app_data.indicators.create_indicator(name=indcr, itype=indtyp, properties=properties)
 
 
     else:
         print('ERROR SETTING VALUE')
         print(f'The string received by the server was: /n{request.form}')
-    bt.app_data.config.config_and_states('save')
-    bt.app_data.candles.set_candle_history()
+    app_data.config.config_and_states('save')
+    app_data.candles.set_candle_history()
     return redirect('/')
 
 
 @app.route('/history')
 @cross_origin(origin='localhost', headers=['Content- Type', 'Authorization'])
 def history():
-    symbol = bt.app_data.config.trading_pair
-    interval = bt.app_data.config.chart_interval
-    return jsonify(bt.app_data.candles.get_candle_history(symbol, interval, 1000))
+    symbol = app_data.config.trading_pair
+    interval = app_data.config.chart_interval
+    return jsonify(app_data.candles.get_candle_history(symbol, interval, 1000))
 
 
 @app.route('/saved_data')
 @cross_origin(origin='localhost', headers=['Content- Type', 'Authorization'])
 def saved_data():
-    return jsonify(bt.app_data.indicators.indicator_list)
+    return jsonify(app_data.indicators.indicator_list)
 
 
 @app.route('/indicator_init')
 @cross_origin(origin='localhost', headers=['Content- Type', 'Authorization'])
 def indicator_init():
-    symbol = bt.app_data.config.trading_pair
-    interval = bt.app_data.config.chart_interval
-    d = bt.app_data.indicators.get_indicator_data(symbol, interval, 800)
+    symbol = app_data.config.trading_pair
+    interval = app_data.config.chart_interval
+    d = app_data.indicators.get_indicator_data(symbol, interval, 800)
     return jsonify(d)

data.py

@@ -7,6 +7,7 @@ from Configuration import Configuration
 from exchange_info import ExchangeInfo
 from indicators import Indicators
 from Signals import Signals
+from trade import Trades
 import json
 
 
@@ -38,7 +39,10 @@ class BrighterData:
         self.exchange_info = ExchangeInfo(self.client)
 
         # Object that maintains the strategies data
-        self.strategies = Strategies(self.config.strategies_list)
+        self.trades = Trades(self.client)
+
+        # Object that maintains the strategies data
+        self.strategies = Strategies(self.config.strategies_list, self.trades)
 
     def get_js_init_data(self):
         """Returns a JSON object of initialization data
@@ -80,10 +84,24 @@ class BrighterData:
         i_updates = self.indicators.update_indicators()
         # Process the signals based on the last indicator updates.
         state_changes = self.signals.process_all_signals(self.indicators)
+        # Update the trades instance.
+        trade_updates = self.trades.update(cdata)
+        # Update the strategies instance.
+        stg_updates = self.strategies.update(self.signals)
+
+        # Format and return an update object.
         updates = {'i_updates': i_updates}
         if state_changes:
             print(state_changes)
             updates.update({'s_updates': state_changes})
+        if stg_updates:
+            print(stg_updates)
+            updates.update({'stg_updts': stg_updates})
+
+        if trade_updates:
+            print(trade_updates)
+            updates.update({'trade_updts': trade_updates})
+
         return updates
 
     def received_new_signal(self, data):
@@ -136,5 +154,3 @@ class BrighterData:
         # Delete the signal from the configuration file.
         self.config.remove('signals', signal_name)
 
-
-app_data = BrighterData()

static/Alerts.js

@@ -7,7 +7,12 @@ class Alert{
         // Other info in the alert.
         this.state = state;
         // The alert messages.
-        this.msg = 'Signal state change: ' + this.source + ' = ' + this.state;
+        if (alert_type=='signal'){
+            this.msg = 'Signal state change: ' + this.source + ' = ' + this.state;
+        }
+        if (alert_type=='strategy'){
+            this.msg = 'Strategy alert: ' + this.source + ' = ' + this.state;
+        }
     }
     alert_source(){
         return this.source;
@@ -44,6 +49,14 @@ class Alerts {
             this.update_html();
 
         }
+        if (alert_type == 'strategy'){
+            // If the alert_type is strategy then data will
+            // contain a list of objects with format: { name: str, state: bool }
+            console.log('publishing strategy alerts')
+            this.alerts.push( new Alert('strategy', 'source', data) );
+            this.update_html();
+
+        }
     }
 
     update_html(){

static/Strategies.js

@@ -61,6 +61,18 @@ class Strategies {
         strat.type = document.getElementById('strat_type').value;
         strat.side = document.getElementById('trade_in_side').value;
         strat.margin = document.getElementById('margin_select').value;
+        strat.trade_amount = document.getElementById('trade_amount').value;
+        strat.max_position = document.getElementById('strgy_total').value;
+        strat.trading_fee = document.getElementById('fee').value;
+        strat.max_loss = document.getElementById('max_loss').value;
+        strat.symbol = window.UI.data.trading_pair;
+        strat.net_profit = 0;
+        strat.gross_profit = 0;
+        strat.net_loss = 0;
+        strat.gross_loss = 0;
+        strat.current_position = 0;
+        strat.current_value = 0;
+        strat.active = false;
         strat.trd_in_conds = {};
         let conds = Array.from(document.querySelectorAll('#trade_in_cond>li'));
         for (let cond of conds){
@@ -93,6 +105,15 @@ class Strategies {
         window.UI.data.comms.send_to_app( "new_strategy", strat);
         this.close_form();
     }
+    update_received(stg_updts){
+        if ( 'cmd' in stg_updts) {
+            let alert =
+            window.UI.alerts.publish_alerts('strategy', stg_updts);
+            this.executeCmd(stg_updts.cmd);
+        }
+        console.log('recieved stategy update.');
+        console.log(stg_updts);
+    }
     set_data(strats){
         for (let strat of strats){
             // Add the strategy to the instance list.
@@ -128,7 +149,7 @@ class Strategies {
         parent.appendChild(lbl);
         parent.appendChild(select);
     }
-    val_input(name, label, parent, min, max, i_val){
+    val_input(name, label, parent, min, max, i_val, style = null){
         /*  Create an input element.
            name: name and id of the element.
            label: text displayed beside the element.
@@ -144,8 +165,11 @@ class Strategies {
         input.id = name;
         input.type = 'number';
         input.min = min;
-        input.max = max;
+        if (max) {input.max = max;}
         input.value = i_val;
+        if (style){
+            input.style = style;
+        }
         parent.appendChild(lbl);
         parent.appendChild(input);
 
@@ -170,12 +194,30 @@ class Strategies {
                 // Clear previous content.
                 this.clear_innerHTML(options);
 
+                // Add a horizontal rule.
+                options.appendChild(document.createElement('hr'));
+
                 //Create a drop down for buy/sell option
                 this.dropDown('trade_in_side','Side:', options, ['buy','sell']);
 
-                //Create an input for margin trading value. (1-100)
+                //Create an input for the margin. (1-100)
                 this.val_input('margin_select', 'Margin:', options, 1,100, 50);
 
+               // Add a line break.
+                options.appendChild( document.createElement('br') );
+
+                //Create an input for the amount. (1-*)
+                this.val_input('trade_amount', 'Trade amount:', options, 1, 0, 1,'width: 54px;');
+
+                //Create an input for the amount. (1-*)
+                this.val_input('strgy_total', 'Strategy total:', options, 1, 0, 10, 'width: 54px;');
+
+               // Add a line break.
+                options.appendChild( document.createElement('br') );
+
+                //Create an input for the fee. (0.01-1)
+                this.val_input('fee', 'Trading Fee:', options, 0.001, 1, 0.025);
+
                 // Create a un ordered list to hold the conditions of trading in.
                 let ul_in_cond = document.createElement('ul');
                 ul_in_cond.id ='trade_in_cond';
@@ -251,6 +293,11 @@ class Strategies {
                 // Add a horizontal rule.
                 options.appendChild(document.createElement('hr'));
 
+                // Create an input for tolerable loss.
+                this.val_input('max_loss', 'Max loss :', options, 1,100, 50);
+                // Add a line break.
+                options.appendChild(document.createElement('br'));
+
                 //Create a drop down for Stop Loss type.
                 this.dropDown('loss_typ','Stop-Loss type:', options, ['value', 'conditional']);
                 // Add and onchange function to show and hide some options.
@@ -268,7 +315,7 @@ class Strategies {
                 // Add a line break.
                 options.appendChild( document.createElement('br') );
 
-                // Create an input for take profit value.
+                // Create an input for stop loss value.
                 this.val_input('loss_val', 'Loss %:', options, 1,100, 50);
                 // Set display to visible.
                 this.hideShowTags(['loss_val_lbl','loss_val'], 'show');

static/communication.js

@@ -80,6 +80,13 @@ class Comms {
                             window.UI.signals.update_signal_states(updates);
                             window.UI.alerts.publish_alerts('signal_changes', updates);
                         }
+                        if ('stg_updts' in msg.data){
+                            /* If the received message contains signal updates.
+                               Forward them to the signals instance. These messages
+                               only arrive if a signal state changes. */
+                            let stg_updts = msg.data['stg_updts'];
+                            window.UI.strats.update_received(stg_updts);
+                        }
                     }else if (msg.reply == 'signals'){
                     /* On initialization the server will send a list of signals loaded from file.
                        Forward this to the signals instance.*/

trade.py

@@ -1,9 +1,200 @@
-import data as bt_data
+import json
+import requests
+from datetime import datetime
 
 
-def order(symbol, side, type, quantity):
-    try:
-        order = bt_data.client.create_order(symbol, side, type, quantity)
-        # Report error if order fails
-    except Exception as e:
-        flash(e.message, "error")
+class Trade:
+    def __init__(self, symbol, side, order_type, position_size, price):
+        """
+        :param symbol: The symbol of the trading pair.
+        :param side: BUY|SELL
+        :param order_type: LIMIT|MARKET
+        :param position_size: Value in USD
+        :param price: Asking price for LIMIT orders.
+        """
+        # Returns a datetime object containing the local date and time
+        self.timestamp = datetime.now()
+        self.symbol = symbol
+        self.side = side
+        self.order_type = order_type
+        self.position_size = position_size
+        # Flag set once order is placed successfully.
+        self.order_placed = False
+        # Order info returned when order is placed.
+        self.order = None
+        # Flag set once order is filled
+        self.order_filled = False
+        # This flag is set when the trade is closed out.
+        self.trade_closed = False
+        # Opening value of the asset.
+        self.opening_price = price
+        # Current value
+        self.value = 0
+        # Profit or Loss
+        self.profit_loss = 0
+        # Profit or Loss in percentage.
+        self.pl_percentage = 0
+
+    def update(self, current_price):
+        # Utility function.
+        def percent(part, whole):
+            if whole == 0:
+                return 0
+            pct = 100 * float(part) / float(whole)
+            return pct
+
+        # Set the current value and profit/loss
+        initial_value = self.position_size * self.opening_price
+        self.value = self.position_size * current_price
+        if self.side == 'buy':
+            self.profit_loss = self.value - initial_value
+        else:
+            self.profit_loss = initial_value - self.value
+        self.pl_percentage = percent(self.profit_loss, initial_value)
+
+        return self.profit_loss
+
+
+class Trades:
+    def __init__(self, client):
+        """
+        :param client: The socket connection to the exchange.
+        """
+        # Socket connection to the exchange.
+        self.client = client
+        # For automating limit orders offset the current price by 1/100 percent.
+        self.offset_amount = 0.0001
+        # Exchange fees. Maybe these can be fetched from the server?
+        self.exchange_fees = {'maker': 0.01, 'taker': 0.05}
+        # Hedge mode allows long and shorts to be placed simultaneously.
+        self.hedge_mode = False
+        # If hedge mode is disabled this is either {'buy','sell'}.
+        self.side = None
+        # A list of unfilled trades.
+        self.unfilled_trades = []
+        # A list of filled trades.
+        self.filled_trades = []
+        # A completed trades.
+        self.closed_trades = []
+        # Number of open trades.
+        self.num_trades = 0
+        # The quantity sum of all open trades.
+        self.total_position = 0
+        # The value of all open trades in USD.
+        self.total_position_value = 0
+        # Info on all futures symbols
+        self.info = client.futures_exchange_info()
+        # Dictionary of places the exchange requires after the decimal for all symbols.
+        self.symbols_n_precision = {}
+        for item in self.info['symbols']:
+            self.symbols_n_precision[item['symbol']] = item['quantityPrecision']
+
+    def update(self, cdata):
+        r_update = []
+        # Check if any unfilled orders are now filled.
+        for trade in self.unfilled_trades:
+            if not trade.order_filled:
+                order = self.client.get_order(symbol=trade.symbol, orderId=trade.order['orderId'])
+                if order['status'] == 'FILLED':
+                    trade.order_filled = True
+                    self.filled_trades.append(trade)
+                    r_update.append({trade.timestamp: 'filled'})
+        # Delete filled trades from unfilled_trades
+        self.unfilled_trades[:] = (t for t in self.unfilled_trades if t.order_filled is False)
+
+        for trade in self.filled_trades:
+            # Update the open trades.
+            ret = trade.update(cdata['close'])
+            r_update.append({trade.timestamp: {'pl': ret}})
+            # If a trade has been closed...
+            if trade.trade_closed:
+                self.closed_trades.append(trade)
+                # Notify caller
+                r_update.append({trade.timestamp: 'closed'})
+        # Delete closed trades from filled_trades
+        self.filled_trades[:] = (t for t in self.filled_trades if t.trade_closed is False)
+
+        return r_update
+
+    def new_trade(self, symbol, side, order_type, usd, price=None):
+        # If hedge mode is disabled return False if trade is on opposite side.
+        if self.hedge_mode is False:
+            if self.side is None:
+                self.side = side
+            if self.side != side:
+                return False
+
+        # If no price is given, set the asking price to be offset by a small amount.
+        if price is None:
+            offset = self.get_price(symbol) * self.offset_amount
+            if side == 'buy':
+                price = f'-{offset}'
+            else:
+                price = f'+{offset}'
+
+        # A relative limit order may be set by passing a string preceded with a +/-
+        if type(price) == str:
+            if ('+' in price) or ('-' in price):
+                price = self.get_price(symbol) + float(price)
+            else:
+                price = float(price)
+
+        position_size = usd / price
+        # The required level of precision for this trading pair.
+        precision = self.symbols_n_precision[symbol]
+        # String representing the order amount formatted to the level of precision defined above.
+        order_amount = "{:0.0{}f}".format(position_size, precision)
+        # Create a trade and place the order.
+        trade = Trade(symbol, side, order_type, order_amount, price)
+        order = self.place_order(trade)
+        # If the order successfully placed store the trade.
+        if order:
+            # Set th order placed flag.
+            trade.order_placed = True
+            # Save the order info in the trade object.
+            trade.order = order
+
+            # Update the trades instance.
+            self.num_trades += 1
+            self.unfilled_trades.append(trade)
+            print(order)
+            return trade
+        else:
+            return False
+
+    @staticmethod
+    def get_price(symbol):
+        # Todo: Make sure im getting the correct market price for futures.
+        request = requests.get(f'https://api.binance.com/api/v3/ticker/price?symbol={symbol}')
+        json_obj = json.loads(request.text)
+        return json_obj['price']
+
+    def place_order(self, trade):
+        if trade.order_type == 'MARKET':
+            try:
+                order = self.client.create_test_order(symbol=trade.symbol,
+                                                      side=trade.side,
+                                                      type=trade.order_type,
+                                                      quantity=trade.position_size)
+                print('!!!Order created!!!')
+                return order
+            # Report error if order fails
+            except Exception as e:
+                print(e, "error")
+                return None
+
+        elif trade.order_type == 'LIMIT':
+            try:
+                order = self.client.create_test_order(
+                    symbol=trade.symbol, side=trade.side, type=trade.order_type,
+                    timeInForce='GTC', quantity=trade.position_size,
+                    price=trade.opening_price)
+                return order
+            # If order fails
+            except Exception as e:
+                print(e, "error")
+                return None
+
+        else:
+            print(f'Trade: No Implementation for trade.order: {trade.order_type}')
+            return None