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(Exchange Interface) Convert Fetch & Update orderbook/ticker methods to return pointers (#398)

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* moved order and ticker fetching to return a pointer

* return nil instead of empty struct

* fixed incorrect nil

* general cleanup
This commit is contained in:
Andrew
2019-12-17 15:54:09 +11:00
committed by Adrian Gallagher
parent 44aa1e306c
commit 75ac5ee791
42 changed files with 320 additions and 348 deletions
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14
exchanges/alphapoint/alphapoint_wrapper.go
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@@ -113,8 +113,8 @@ func (a *Alphapoint) GetAccountInfo() (exchange.AccountInfo, error) {
}
// UpdateTicker updates and returns the ticker for a currency pair
func (a *Alphapoint) UpdateTicker(p currency.Pair, assetType asset.Item) (ticker.Price, error) {
var tickerPrice ticker.Price
func (a *Alphapoint) UpdateTicker(p currency.Pair, assetType asset.Item) (*ticker.Price, error) {
tickerPrice := new(ticker.Price)
tick, err := a.GetTicker(p.String())
if err != nil {
return tickerPrice, err
@@ -128,7 +128,7 @@ func (a *Alphapoint) UpdateTicker(p currency.Pair, assetType asset.Item) (ticker
tickerPrice.Volume = tick.Volume
tickerPrice.Last = tick.Last
err = ticker.ProcessTicker(a.Name, &tickerPrice, assetType)
err = ticker.ProcessTicker(a.Name, tickerPrice, assetType)
if err != nil {
return tickerPrice, err
}
@@ -137,7 +137,7 @@ func (a *Alphapoint) UpdateTicker(p currency.Pair, assetType asset.Item) (ticker
}
// FetchTicker returns the ticker for a currency pair
func (a *Alphapoint) FetchTicker(p currency.Pair, assetType asset.Item) (ticker.Price, error) {
func (a *Alphapoint) FetchTicker(p currency.Pair, assetType asset.Item) (*ticker.Price, error) {
tick, err := ticker.GetTicker(a.Name, p, assetType)
if err != nil {
return a.UpdateTicker(p, assetType)
@@ -146,8 +146,8 @@ func (a *Alphapoint) FetchTicker(p currency.Pair, assetType asset.Item) (ticker.
}
// UpdateOrderbook updates and returns the orderbook for a currency pair
func (a *Alphapoint) UpdateOrderbook(p currency.Pair, assetType asset.Item) (orderbook.Base, error) {
var orderBook orderbook.Base
func (a *Alphapoint) UpdateOrderbook(p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
orderBook := new(orderbook.Base)
orderbookNew, err := a.GetOrderbook(p.String())
if err != nil {
return orderBook, err
@@ -180,7 +180,7 @@ func (a *Alphapoint) UpdateOrderbook(p currency.Pair, assetType asset.Item) (ord
}
// FetchOrderbook returns the orderbook for a currency pair
func (a *Alphapoint) FetchOrderbook(p currency.Pair, assetType asset.Item) (orderbook.Base, error) {
func (a *Alphapoint) FetchOrderbook(p currency.Pair, assetType asset.Item) (*orderbook.Base, error) {
ob, err := orderbook.Get(a.Name, p, assetType)
if err != nil {
return a.UpdateOrderbook(p, assetType)