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exchanges: Change wrapper function FetchTradablePairs to return currency.Pairs (#1093)

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* exchanges: FetchTradablePairs currency pair slice return (1)

* exchanges: finish conversion

* thrasher: nits + linter

* exchanges: shift var dec into for loop

* exchanges: Apply changes thanks @thrasher-

* Update exchanges/alphapoint/alphapoint_wrapper.go

Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>

* thrasher: nitters

* Update exchanges/bitflyer/bitflyer_wrapper.go

Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>

* thrasher: fix more nitters

Co-authored-by: Ryan O'Hara-Reid <ryan.oharareid@thrasher.io>
Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>
This commit is contained in:
Ryan O'Hara-Reid
2022-12-09 15:40:34 +11:00
committed by GitHub
parent 2ac165a477
commit e4d487e586
43 changed files with 488 additions and 579 deletions
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39
exchanges/bitmex/bitmex_wrapper.go
View File

@@ -244,22 +244,27 @@ func (b *Bitmex) Run() {
}
// FetchTradablePairs returns a list of the exchanges tradable pairs
func (b *Bitmex) FetchTradablePairs(ctx context.Context, a asset.Item) ([]string, error) {
func (b *Bitmex) FetchTradablePairs(ctx context.Context, a asset.Item) (currency.Pairs, error) {
marketInfo, err := b.GetActiveAndIndexInstruments(ctx)
if err != nil {
return nil, err
}
products := make([]string, 0, len(marketInfo))
pairs := make([]currency.Pair, 0, len(marketInfo))
for x := range marketInfo {
if marketInfo[x].State != "Open" && a != asset.Index {
continue
}
var pair currency.Pair
switch a {
case asset.Spot:
if marketInfo[x].Typ == spotID {
products = append(products, marketInfo[x].Symbol)
pair, err = currency.NewPairFromString(marketInfo[x].Symbol)
if err != nil {
return nil, err
}
pairs = append(pairs, pair)
}
case asset.PerpetualContract:
if marketInfo[x].Typ == perpetualContractID {
@@ -276,9 +281,12 @@ func (b *Bitmex) FetchTradablePairs(ctx context.Context, a asset.Item) ([]string
}
settleTrail = currency.UnderscoreDelimiter + settlement[1]
}
products = append(products, marketInfo[x].Underlying+
currency.DashDelimiter+
pair, err = currency.NewPairFromStrings(marketInfo[x].Underlying,
marketInfo[x].QuoteCurrency+settleTrail)
if err != nil {
return nil, err
}
pairs = append(pairs, pair)
}
case asset.Futures:
if marketInfo[x].Typ == futuresID {
@@ -299,7 +307,11 @@ func (b *Bitmex) FetchTradablePairs(ctx context.Context, a asset.Item) ([]string
root := isolate[0][:len(isolate[0])-3]
contract := isolate[0][len(isolate[0])-3:]
products = append(products, root+currency.DashDelimiter+contract+settleTrail)
pair, err = currency.NewPairFromStrings(root, contract+settleTrail)
if err != nil {
return nil, err
}
pairs = append(pairs, pair)
}
case asset.Index:
// TODO: This can be expanded into individual assets later.
@@ -307,13 +319,17 @@ func (b *Bitmex) FetchTradablePairs(ctx context.Context, a asset.Item) ([]string
marketInfo[x].Typ == bitMEXPriceIndexID ||
marketInfo[x].Typ == bitMEXLendingPremiumIndexID ||
marketInfo[x].Typ == bitMEXVolatilityIndexID {
products = append(products, marketInfo[x].Symbol)
pair, err = currency.NewPairFromString(marketInfo[x].Symbol)
if err != nil {
return nil, err
}
pairs = append(pairs, pair)
}
default:
return nil, errors.New("unhandled asset type")
}
}
return products, nil
return pairs, nil
}
// UpdateTradablePairs updates the exchanges available pairs and stores
@@ -322,12 +338,7 @@ func (b *Bitmex) UpdateTradablePairs(ctx context.Context, forceUpdate bool) erro
assets := b.GetAssetTypes(false)
for x := range assets {
pairsStr, err := b.FetchTradablePairs(ctx, assets[x])
if err != nil {
return err
}
pairs, err := currency.NewPairsFromStrings(pairsStr)
pairs, err := b.FetchTradablePairs(ctx, assets[x])
if err != nil {
return err
}