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* add V5 WS Liquidation * update README.md * add var Intervals * milliseconds -> int64 * milliseconds -> int64 add * milliseconds -> int64 add
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,115 @@ | ||
| package bybit | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "errors" | ||
| "fmt" | ||
| "strings" | ||
|
|
||
| "github.com/gorilla/websocket" | ||
| ) | ||
|
|
||
| // SubscribeLiquidation : | ||
| func (s *V5WebsocketPublicService) SubscribeLiquidation( | ||
| key V5WebsocketPublicLiquidationParamKey, | ||
| f func(V5WebsocketPublicLiquidationResponse) error, | ||
| ) (func() error, error) { | ||
| if err := s.addParamLiquidationFunc(key, f); err != nil { | ||
| return nil, err | ||
| } | ||
| param := struct { | ||
| Op string `json:"op"` | ||
| Args []interface{} `json:"args"` | ||
| }{ | ||
| Op: "subscribe", | ||
| Args: []interface{}{key.Topic()}, | ||
| } | ||
| buf, err := json.Marshal(param) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if err := s.writeMessage(websocket.TextMessage, buf); err != nil { | ||
| return nil, err | ||
| } | ||
| return func() error { | ||
| param := struct { | ||
| Op string `json:"op"` | ||
| Args []interface{} `json:"args"` | ||
| }{ | ||
| Op: "unsubscribe", | ||
| Args: []interface{}{key.Topic()}, | ||
| } | ||
| buf, err := json.Marshal(param) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if err := s.writeMessage(websocket.TextMessage, []byte(buf)); err != nil { | ||
| return err | ||
| } | ||
| s.removeParamLiquidationFunc(key) | ||
| return nil | ||
| }, nil | ||
| } | ||
|
|
||
| // V5WebsocketPublicLiquidationParamKey : | ||
| type V5WebsocketPublicLiquidationParamKey struct { | ||
| Symbol SymbolV5 | ||
| } | ||
|
|
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| // Topic : | ||
| func (k *V5WebsocketPublicLiquidationParamKey) Topic() string { | ||
| return fmt.Sprintf("%s.%s", V5WebsocketPublicTopicLiquidation, k.Symbol) | ||
| } | ||
|
|
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| // V5WebsocketPublicLiquidationResponse : | ||
| type V5WebsocketPublicLiquidationResponse struct { | ||
| Topic string `json:"topic"` | ||
| Type string `json:"type"` | ||
| TimeStamp int64 `json:"ts"` | ||
| Data []V5WebsocketPublicLiquidationData `json:"data"` | ||
| } | ||
|
|
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| // V5WebsocketPublicLiquidationData : | ||
| type V5WebsocketPublicLiquidationData struct { | ||
| UpdatedTime uint64 `json:"updatedTime"` // The updated timestamp (ms) | ||
| Symbol SymbolV5 `json:"symbol"` // Symbol name | ||
| Side Side `json:"side"` // Position side. Buy,Sell. When you receive a Buy update, this means that a long position has been liquidated | ||
| Size string `json:"size"` // Executed size | ||
| Price string `json:"price"` // Bankruptcy price | ||
| } | ||
|
|
||
| // Key : | ||
| func (r *V5WebsocketPublicLiquidationResponse) Key() V5WebsocketPublicLiquidationParamKey { | ||
| topic := r.Topic | ||
| arr := strings.Split(topic, ".") | ||
| if arr[0] != V5WebsocketPublicTopicLiquidation.String() || len(arr) != 2 { | ||
| return V5WebsocketPublicLiquidationParamKey{} | ||
| } | ||
|
|
||
| return V5WebsocketPublicLiquidationParamKey{ | ||
| Symbol: SymbolV5(arr[1]), | ||
| } | ||
| } | ||
|
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| // addParamLiquidationFunc : | ||
| func (s *V5WebsocketPublicService) addParamLiquidationFunc(key V5WebsocketPublicLiquidationParamKey, f func(V5WebsocketPublicLiquidationResponse) error) error { | ||
| if _, exist := s.paramLiquidationMap[key]; exist { | ||
| return errors.New("already registered for this key") | ||
| } | ||
| s.paramLiquidationMap[key] = f | ||
| return nil | ||
| } | ||
|
|
||
| // removeParamLiquidationFunc : | ||
| func (s *V5WebsocketPublicService) removeParamLiquidationFunc(key V5WebsocketPublicLiquidationParamKey) { | ||
| delete(s.paramLiquidationMap, key) | ||
| } | ||
|
|
||
| // retrievePositionFunc : | ||
| func (s *V5WebsocketPublicService) retrieveLiquidationFunc(key V5WebsocketPublicLiquidationParamKey) (func(V5WebsocketPublicLiquidationResponse) error, error) { | ||
| f, exist := s.paramLiquidationMap[key] | ||
| if !exist { | ||
| return nil, errors.New("func not found") | ||
| } | ||
| return f, nil | ||
| } |
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