From ba7e3876433f6b21b52b814ed1172b75ed340d99 Mon Sep 17 00:00:00 2001
From: Andrew <andrew@disvelop.net>
Date: Thu, 12 Sep 2019 15:00:24 +1000
Subject: [PATCH] (Engine) Gate-IO Websocket subscription pairs case
 sensitivity  (#352)

* convert pairs to upper case as gateio websocket subscription is case sensative

* Update gateio_websocket.go
---
 exchanges/gateio/gateio_websocket.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/exchanges/gateio/gateio_websocket.go b/exchanges/gateio/gateio_websocket.go
index 15ebcdf0..60853d4a 100644
--- a/exchanges/gateio/gateio_websocket.go
+++ b/exchanges/gateio/gateio_websocket.go
@@ -339,7 +339,8 @@ func (g *Gateio) GenerateDefaultSubscriptions() {
 // Subscribe sends a websocket message to receive data from the channel
 func (g *Gateio) Subscribe(channelToSubscribe wshandler.WebsocketChannelSubscription) error {
 	params := []interface{}{g.FormatExchangeCurrency(channelToSubscribe.Currency,
-		asset.Spot).String()}
+		asset.Spot).Upper()}
+
 	for i := range channelToSubscribe.Params {
 		params = append(params, channelToSubscribe.Params[i])
 	}
@@ -372,7 +373,7 @@ func (g *Gateio) Unsubscribe(channelToSubscribe wshandler.WebsocketChannelSubscr
 		ID:     g.WebsocketConn.GenerateMessageID(true),
 		Method: unsbuscribeText,
 		Params: []interface{}{g.FormatExchangeCurrency(channelToSubscribe.Currency,
-			asset.Spot).String(), 1800},
+			asset.Spot).Upper(), 1800},
 	}
 	resp, err := g.WebsocketConn.SendMessageReturnResponse(subscribe.ID, subscribe)
 	if err != nil {