From c98e4b8f8b4b646ec3f92618f9f74fd35cabbde1 Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam.soltys@pwgsc-tpsgc.gc.ca>
Date: Wed, 18 Nov 2015 17:15:19 -0800
Subject: Currency toggle

---
 public/js/wallet.coffee | 30 ++++++++++++++++++++++++++----
 views/users/wallet.html |  5 +++--
 2 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/public/js/wallet.coffee b/public/js/wallet.coffee
index c2cc5041..7399973d 100644
--- a/public/js/wallet.coffee
+++ b/public/js/wallet.coffee
@@ -30,8 +30,24 @@ $(->
       $('.has-error').effect('shake', 500)
       return false
   )
+
+  $('#currency_toggle').click(->
+    if $(this).html() is 'BTC'
+      g.amount = $('#amount').val()
+      $('#amount').val((g.amount * g.exchange).toFixed(2))
+      $(this).html(g.user.currency)
+    else
+      amount = $('#amount').val() / g.exchange
+      if Math.abs(g.amount - amount) > 0.00001
+        $('#amount').val(parseFloat(amount).toFixed(8))
+      else
+        $('#amount').val(parseFloat(g.amount).toFixed(8))
+
+      $(this).html('BTC')
+  )
 )
 
+
 getToken = ->
   $.get("/token", (token) -> 
     g.token = token
@@ -45,9 +61,14 @@ getUser = ->
     $('#address').val(user.address)
     $('form').fadeIn()
 
-    createWallet()
+    getExchangeRate()
   )
 
+getExchangeRate = ->
+  $.get("/ticker?currency=#{g.user.currency}&symbol=#{g.user.symbol}&type=bid", (exchange) -> 
+    g.exchange = exchange
+    createWallet()
+  )
 
 createWallet = ->
   if localStorage.getItem(g.user.username) is null
@@ -102,9 +123,10 @@ getAddresses = ->
 calculateBalance = ->
   balances = JSON.parse(localStorage.getItem(g.user.username)).balances
   balance = balances.reduce (t,s) -> t + s
-  val = (balance / 100000000).toFixed(8)
-  $('#balance').html(val)
-  $('#amount').val(val)
+  g.balance = (balance / 100000000).toFixed(8)
+  $('#balance').html(g.balance)
+  $('#fiat').html("#{(g.balance * g.exchange).toFixed(2)} #{g.user.currency}")
+  $('#amount').val(g.balance)
 
 check_address = (address) ->
   try
diff --git a/views/users/wallet.html b/views/users/wallet.html
index 592aec3b..0ea2d187 100644
--- a/views/users/wallet.html
+++ b/views/users/wallet.html
@@ -10,7 +10,8 @@
 
   <div class="form-group">
     <label>Available Balance:</label>
-    <b id="balance" class="lead">0</b> BTC
+    <b id="balance" class="lead">0 BTC</b> /
+    <b id="fiat" class="lead">0</b>
   </div>
 
   <div>
@@ -26,7 +27,7 @@
           <div class="input-group">
             <input type="number" id="amount" name="amount" class="form-control" />
             <span class="input-group-btn">
-              <button type="button" class="btn">BTC</button>
+              <button id="currency_toggle" type="button" class="btn">BTC</button>
             </span>
             <span class="input-group-btn">
               <button type="button" class="btn">Max</button>
-- 
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