Closed trades: filtration

forms.py

@@ -1,4 +1,13 @@
 from django import forms
+from .models import ClosedTrade
+
+def get_all_accounts_and_strategies():
+    all_accounts = set()
+    all_strategies = set()
+    for trade in ClosedTrade.objects.all():
+        all_accounts.add(trade.account)
+        all_strategies.add(trade.strategyId)
+    return (all_accounts, all_strategies) 
 
 class NewTradeForm(forms.Form):
     timestamp = forms.DateTimeField()
@@ -12,3 +21,11 @@ class NewTradeForm(forms.Form):
     strategyId = forms.CharField(max_length=64)
     signalId = forms.CharField(max_length=64)
 
+class ClosedTradeFilterForm(forms.Form):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+        all_accounts, all_strategies = get_all_accounts_and_strategies()
+        self.fields['accounts'] = forms.MultipleChoiceField(choices=zip(list(all_accounts), list(all_accounts)))
+        self.fields['strategies'] = forms.MultipleChoiceField(choices=zip(list(all_strategies), list(all_strategies)))
+

templates/dashboard/closed_trades.html

@@ -4,6 +4,18 @@
 {% load mathfilters %}
 
 {% block content %}
+<div class="panel panel-default">
+	<div class="panel-header">
+		<a href="#closed_trades_filter_form" role="button" data-toggle="collapse">Apply filter...</a>
+	</div>
+    <div class="panel-body panel-collapse collapse" id="closed_trades_filter_form">
+		<form action="{% url 'closed_trades_index' %}" method="GET">
+		{% csrf_token %}
+		{% bootstrap_form closed_trades_filter_form %}
+		{% bootstrap_button button_type='submit' content='Submit' %}
+		</form>
+	</div>
+</div>
 <table class="table table-condensed">
     <tr>
         <td></td>

views.py

@@ -7,7 +7,7 @@ from django.contrib import messages
 from django.db import transaction
 
 from .models import RobotInstance, Trade, ClosedTrade
-from .forms import NewTradeForm
+from .forms import NewTradeForm, ClosedTradeFilterForm
 import redis
 import json
 import datetime
@@ -160,10 +160,27 @@ def aggregate_unbalanced_trades():
 
 
 def closed_trades_index(request):
-    aggregate_unbalanced_trades()
+    form = ClosedTradeFilterForm(request.GET)
+    if form.is_valid():
+        d = form.cleaned_data
+        if len(d['accounts']) == 0:
+            if len(d['strategies']) == 0:
+                closed_trades = ClosedTrade.objects.all()
+            else:
+                closed_trades = ClosedTrade.objects.filter(strategyId__in=list(d['strategies']))
+        else:
+            if len(d['strategies']) == 0:
+                closed_trades = ClosedTrade.objects.filter(account__in=list(d['accounts']))
+            else:
+                closed_trades = ClosedTrade.objects.filter(account__in=list(d['accounts']), strategyId__in=list(d['strategies']))
+    else:
         closed_trades = ClosedTrade.objects.all()
+        form = ClosedTradeFilterForm()
+
+    aggregate_unbalanced_trades()
     template = loader.get_template('dashboard/closed_trades.html')
     context = {
-            'closed_trades' : closed_trades
+            'closed_trades' : closed_trades,
+            'closed_trades_filter_form' : form
             }
     return HttpResponse(template.render(context, request))