From e0a3846848c27c755fb6d41debea890d0006accb Mon Sep 17 00:00:00 2001
From: Pan Xiong <xp0729@gmail.com>
Date: Thu, 30 Nov 2023 21:26:21 +1100
Subject: [PATCH] Add current price to open spot orders

---
 app/jobs/get_binance_open_orders_job.rb  | 22 +++++++++++++++++++++-
 app/models/open_spot_order.rb            |  7 +++++++
 app/views/page/open_spot_orders.html.erb |  4 ++++
 3 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/app/jobs/get_binance_open_orders_job.rb b/app/jobs/get_binance_open_orders_job.rb
index 7cdbee1..aed713c 100644
--- a/app/jobs/get_binance_open_orders_job.rb
+++ b/app/jobs/get_binance_open_orders_job.rb
@@ -41,7 +41,10 @@ def get_spot_orders
         price = open_order[:price].to_f
         qty = open_order[:origQty].to_f
         amount = price * qty
-        order = OpenSpotOrder.where(order_id: open_order[:orderId], symbol: open_order[:symbol]).first_or_initialize
+        symbol = open_order[:symbol]
+        from_symbol = symbol.split('USDT')[0]
+        get_current_price(symbol, from_symbol)
+        order = OpenSpotOrder.where(order_id: open_order[:orderId], symbol: symbol).first_or_initialize
         order.update(
           status: open_order[:status],
           price: price,
@@ -59,4 +62,21 @@ def get_spot_orders
       OpenSpotOrder.where.not(symbol: symbols).delete_all
     end
   end
+
+  def get_current_price(symbol, from_symbol)
+    price = $redis.get("binance_spot_price_#{symbol}").to_f
+    if price == 0
+      price = BinanceSpotsService.new(user_id: user_id).get_price(symbol)[:price].to_f rescue 0
+      price = get_coin_price(from_symbol) if price.zero?
+      $redis.set("binance_spot_price_#{symbol}", price, ex: 2.hours)
+    end
+  end
+
+  def get_coin_price(symbol)
+    date = Date.yesterday
+    url = ENV['COIN_ELITE_URL'] + "/api/coins/history_price?symbol=#{symbol}&from_date=#{date}&to_date=#{date}"
+    response = RestClient.get(url)
+    data = JSON.parse(response.body)
+    data['result'].values[0].to_f rescue nil
+  end
 end
\ No newline at end of file
diff --git a/app/models/open_spot_order.rb b/app/models/open_spot_order.rb
index e0968c6..d083125 100644
--- a/app/models/open_spot_order.rb
+++ b/app/models/open_spot_order.rb
@@ -1,2 +1,9 @@
 class OpenSpotOrder < ApplicationRecord
+  def current_price
+    $redis.get("binance_spot_price_#{symbol}").to_f
+  end
+
+  def margin_rate
+    current_price.zero? ? 0 : ((price - current_price) / current_price) * 100
+  end
 end
diff --git a/app/views/page/open_spot_orders.html.erb b/app/views/page/open_spot_orders.html.erb
index c20e9fd..0f37da1 100644
--- a/app/views/page/open_spot_orders.html.erb
+++ b/app/views/page/open_spot_orders.html.erb
@@ -21,6 +21,8 @@
             <th>币种</th>
             <th>买卖类别</th>
             <th>委托价</th>
+            <th>当前价</th>
+            <th>委托家和当前价的比例</th>
             <th>委托数量</th>
             <th>成交数量</th>
             <th>委托金额</th>
@@ -35,6 +37,8 @@
                 <td><%= order.symbol %></td>
                 <td class="<%= trade_type_style(order.trade_type) %>"><%= I18n.t("views.trading.#{order.trade_type}") %></td>
                 <td><%= order.price.round(4) %></td>
+                <td><%= order.current_price.round(4) %></td>
+                <td><%= order.margin_rate.round(2) %>%</td>
                 <td><%= order.orig_qty.round(4) %></td>
                 <td><%= order.executed_qty.round(4) %></td>
                 <td><%= order.amount.round(4) %></td>