From 25c3b85e771ac7e761305a9e1c3fba4b59f0ed5f Mon Sep 17 00:00:00 2001
From: oskar-binary <oskar@binary.com>
Date: Mon, 9 Sep 2019 09:20:44 +0800
Subject: [PATCH] update lookback request params

---
 src/trade/lookback.es6    | 12 +++++++++++-
 src/trade/tradeDialog.es6 |  8 +++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/trade/lookback.es6 b/src/trade/lookback.es6
index 865f02b8c3..3fb337ea78 100644
--- a/src/trade/lookback.es6
+++ b/src/trade/lookback.es6
@@ -19,8 +19,18 @@ export const barrierLabels = (type) => {
   return barrier_map[type];
 }
 
+export const makeLookbackRequest = req => {
+  const { amount } = req;
+  const multiplier = amount ? +amount : 0;
+  delete req.amount;
+  delete req.basis;
+
+  return { ...req, multiplier }
+}
+
 export default {
   isLookback,
   formula,
-  barrierLabels
+  barrierLabels,
+  makeLookbackRequest
 }
diff --git a/src/trade/tradeDialog.es6 b/src/trade/tradeDialog.es6
index 698ba1398a..f8d7e6813c 100644
--- a/src/trade/tradeDialog.es6
+++ b/src/trade/tradeDialog.es6
@@ -891,7 +891,13 @@ function init_state(available,root, dialog, symbol, contracts_for_spot) {
       let response;
       for (let i = 0; i < times_to_retry; i++) {
         try {
-          response = await liveapi.send(request);
+          const { contract_type } = state.category_displays.selected;
+          if (Lookback.isLookback(contract_type)) {
+            const lookback_request = Lookback.makeLookbackRequest(request);
+            response = await liveapi.send(lookback_request);
+          } else {
+            response = await liveapi.send(request);
+          }
           state.proposal.error = '';
           state.proposal.id = response.proposal && response.proposal.id;
           break;