forked from maicoin/max-exchange-api-go
/
subscription.go
114 lines (91 loc) · 2.47 KB
/
subscription.go
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// Copyright 2018 MaiCoin Technologies
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package max
import (
"encoding/json"
"github.com/maicoin/max-exchange-api-go/models"
)
type subscriptionSignature struct {
Cmd string `json:"cmd,omitempty"`
Channel string `json:"channel,omitempty"`
Params interface{} `json:"params,omitempty"`
}
type subscriptionResponse map[string]interface{}
func toTopic(channel interface{}, params interface{}) string {
b, _ := json.Marshal([]interface{}{
channel,
params,
})
return string(b)
}
type TickerSubscription interface {
Chan() <-chan *models.TickerEvent
Close()
}
type tickerSubscription struct {
ch <-chan *models.TickerEvent
onEvent func(ticker *models.TickerEvent)
unsubscribe func()
}
func (s *tickerSubscription) Chan() <-chan *models.TickerEvent {
return s.ch
}
func (s *tickerSubscription) Close() {
s.unsubscribe()
}
type OrderBookSubscription interface {
Chan() <-chan *models.OrderBookEvent
Close()
}
type orderBookSubscription struct {
ch <-chan *models.OrderBookEvent
onEvent func(ob *models.OrderBookEvent)
unsubscribe func()
}
func (s *orderBookSubscription) Chan() <-chan *models.OrderBookEvent {
return s.ch
}
func (s *orderBookSubscription) Close() {
s.unsubscribe()
}
type TradeSubscription interface {
Chan() <-chan *models.TradeEvent
Close()
}
type tradeSubscription struct {
ch <-chan *models.TradeEvent
onEvent func(t *models.TradeEvent)
unsubscribe func()
}
func (s *tradeSubscription) Chan() <-chan *models.TradeEvent {
return s.ch
}
func (s *tradeSubscription) Close() {
s.unsubscribe()
}
type AccountSubscription interface {
Chan() <-chan models.AccountEvent
Close()
}
type accountSubscription struct {
ch <-chan models.AccountEvent
onEvent func(t models.AccountEvent)
unsubscribe func()
}
func (s *accountSubscription) Chan() <-chan models.AccountEvent {
return s.ch
}
func (s *accountSubscription) Close() {
s.unsubscribe()
}