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Merge pull request #226 from jeangovil/top-exchanges

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added cryptocompare toplist support to cryptolive
This commit is contained in:
Chris Cummer 2018-06-25 16:38:22 -07:00 committed by GitHub
commit 3140241a66
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7 changed files with 456 additions and 137 deletions
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56
_site/content/posts/modules/cryptocurrencies/cryptolive.md
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@ -28,26 +28,6 @@ None.
```yaml
cryptolive:
colors:
from:
name: coral
displayName: grey
to:
name: white
price: green
currencies:
BTC:
displayName: Bitcoin
to:
- USD
- EUR
- ETH
ETH:
displayName: Ethereum
to:
- USD
- EUR
- ETH
enabled: true
position:
top: 5
@ -55,6 +35,42 @@ cryptolive:
height: 1
width: 2
updateInterval: 15
currencies:
BTC:
displayName: Bitcoin
to:
- USD
- EUR
- ETH
- LTC
- DOGE
LTC:
displayName: Ethereum
to:
- USD
- EUR
- BTC
top:
BTC:
displayName: Bitcoin
limit: 5
to:
- USD
colors:
from:
name: coral
displayName: grey
to:
name: white
price: green
top:
from:
name: grey
displayName: coral
to:
name: red
field: white
value: green
```
### Attributes

2
cryptoexchanges/cryptolive/cryptolive.go → cryptoexchanges/cryptolive/price/price.go
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@ -1,4 +1,4 @@
package cryptolive
package price
type list struct {
items []*fromCurrency

157
cryptoexchanges/cryptolive/price/widget.go Normal file
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@ -0,0 +1,157 @@
package price
import (
"encoding/json"
"fmt"
"net/http"
"sync"
"time"
"github.com/olebedev/config"
)
// Config is a pointer to the global config object
var Config *config.Config
var baseURL = "https://min-api.cryptocompare.com/data/price"
var ok = true
// Widget define wtf widget to register widget later
type Widget struct {
*list
Result string
RefreshInterval int
}
// NewWidget Make new instance of widget
func NewWidget() *Widget {
widget := Widget{}
widget.setList()
return &widget
}
func (widget *Widget) setList() {
currenciesMap, _ := Config.Map("wtf.mods.cryptolive.currencies")
widget.list = &list{}
for currency := range currenciesMap {
displayName, _ := Config.String("wtf.mods.cryptolive.currencies." + currency + ".displayName")
toList := getToList(currency)
widget.list.addItem(currency, displayName, toList)
}
}
/* -------------------- Exported Functions -------------------- */
// Refresh & update after interval time
func (widget *Widget) Refresh(wg *sync.WaitGroup) {
if len(widget.list.items) == 0 {
return
}
widget.updateCurrencies()
if !ok {
widget.Result = fmt.Sprint("Please check your internet connection!")
return
}
widget.display()
wg.Done()
}
/* -------------------- Unexported Functions -------------------- */
func (widget *Widget) display() {
str := ""
var (
fromNameColor = Config.UString("wtf.mods.cryptolive.colors.from.name", "coral")
fromDisplayNameColor = Config.UString("wtf.mods.cryptolive.colors.from.displayName", "grey")
toNameColor = Config.UString("wtf.mods.cryptolive.colors.to.name", "white")
toPriceColor = Config.UString("wtf.mods.cryptolive.colors.to.price", "green")
)
for _, item := range widget.list.items {
str += fmt.Sprintf(" [%s]%s[%s] (%s)\n", fromNameColor, item.displayName, fromDisplayNameColor, item.name)
for _, toItem := range item.to {
str += fmt.Sprintf("\t[%s]%s: [%s]%f\n", toNameColor, toItem.name, toPriceColor, toItem.price)
}
str += "\n"
}
widget.Result = fmt.Sprintf("\n%s", str)
}
func getToList(fromName string) []*toCurrency {
toNames, _ := Config.List("wtf.mods.cryptolive.currencies." + fromName + ".to")
var toList []*toCurrency
for _, to := range toNames {
toList = append(toList, &toCurrency{
name: to.(string),
price: 0,
})
}
return toList
}
func (widget *Widget) updateCurrencies() {
defer func() {
recover()
}()
for _, fromCurrency := range widget.list.items {
var (
client http.Client
jsonResponse cResponse
)
client = http.Client{
Timeout: time.Duration(5 * time.Second),
}
request := makeRequest(fromCurrency)
response, err := client.Do(request)
if err != nil {
ok = false
} else {
ok = true
}
defer response.Body.Close()
_ = json.NewDecoder(response.Body).Decode(&jsonResponse)
setPrices(&jsonResponse, fromCurrency)
}
}
func makeRequest(currency *fromCurrency) *http.Request {
fsym := currency.name
tsyms := ""
for _, to := range currency.to {
tsyms += fmt.Sprintf("%s,", to.name)
}
url := fmt.Sprintf("%s?fsym=%s&tsyms=%s", baseURL, fsym, tsyms)
request, err := http.NewRequest("GET", url, nil)
if err != nil {
}
return request
}
func setPrices(response *cResponse, currencry *fromCurrency) {
for idx, toCurrency := range currencry.to {
currencry.to[idx].price = (*response)[toCurrency.name]
}
}

55
cryptoexchanges/cryptolive/toplist/display.go Normal file
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@ -0,0 +1,55 @@
package toplist
import "fmt"
func (widget *Widget) display() {
str := ""
for _, fromCurrency := range widget.list.items {
str += fmt.Sprintf(
"[%s]%s [%s](%s)\n",
widget.colors.from.displayName,
fromCurrency.displayName,
widget.colors.from.name,
fromCurrency.name,
)
str += makeToListText(fromCurrency.to, widget.colors)
}
widget.Result = str
}
func makeToListText(toList []*tCurrency, colors textColors) string {
str := ""
for _, toCurrency := range toList {
str += makeToText(toCurrency, colors)
}
return str
}
func makeToText(toCurrency *tCurrency, colors textColors) string {
str := ""
str += fmt.Sprintf(" [%s]%s\n", colors.to.name, toCurrency.name)
for _, info := range toCurrency.info {
str += makeInfoText(info, colors)
str += "\n\n"
}
return str
}
func makeInfoText(info tInfo, colors textColors) string {
return fmt.Sprintf(
" [%s]Exchange: [%s]%s\n",
colors.to.field,
colors.to.value,
info.exchange,
) +
fmt.Sprintf(
" [%s]Volume(24h): [%s]%f-[%s]%f",
colors.to.field,
colors.to.value,
info.volume24h,
colors.to.value,
info.volume24hTo,
)
}

41
cryptoexchanges/cryptolive/toplist/toplist.go Normal file
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@ -0,0 +1,41 @@
package toplist
type cList struct {
items []*fCurrency
}
type fCurrency struct {
name, displayName string
limit int
to []*tCurrency
}
type tCurrency struct {
name string
info []tInfo
}
type tInfo struct {
exchange string
volume24h, volume24hTo float32
}
type responseInterface struct {
Response string `json:"Response"`
Data []struct {
Exchange string `json:"exchange"`
FromSymbol string `json:"fromSymbol"`
ToSymbol string `json:"toSymbol"`
Volume24h float32 `json:"volume24h"`
Volume24hTo float32 `json:"volume24hTo"`
} `json:"Data"`
}
func (list *cList) addItem(name, displayName string, limit int, to []*tCurrency) {
list.items = append(list.items, &fCurrency{
name: name,
displayName: displayName,
limit: limit,
to: to,
})
}

139
cryptoexchanges/cryptolive/toplist/widget.go Normal file
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@ -0,0 +1,139 @@
package toplist
import (
"encoding/json"
"fmt"
"net/http"
"os"
"sync"
"time"
"github.com/olebedev/config"
)
// Config is a pointer to the global config object
var Config *config.Config
var baseURL = "https://min-api.cryptocompare.com/data/top/exchanges"
type textColors struct {
from struct {
name string
displayName string
}
to struct {
name string
field string
value string
}
}
// Widget Toplist Widget
type Widget struct {
Result string
RefreshInterval int
list *cList
colors textColors
}
// NewWidget Make new toplist widget
func NewWidget() *Widget {
widget := Widget{}
widget.list = &cList{}
widget.setList()
widget.config()
return &widget
}
func (widget *Widget) setList() {
currenciesMap, _ := Config.Map("wtf.mods.cryptolive.top")
for fromCurrency := range currenciesMap {
displayName := Config.UString("wtf.mods.cryptolive.top."+fromCurrency+".displayName", "")
limit := Config.UInt("wtf.mods.cryptolive.top."+fromCurrency+".limit", 1)
widget.list.addItem(fromCurrency, displayName, limit, makeToList(fromCurrency, limit))
}
}
func makeToList(fCurrencyName string, limit int) (list []*tCurrency) {
toList, _ := Config.List("wtf.mods.cryptolive.top." + fCurrencyName + ".to")
for _, toCurrency := range toList {
list = append(list, &tCurrency{
name: toCurrency.(string),
info: make([]tInfo, limit),
})
}
return
}
func (widget *Widget) config() {
// set colors
widget.colors.from.name = Config.UString("wtf.mods.cryptolive.colors.top.from.name", "coral")
widget.colors.from.displayName = Config.UString("wtf.mods.cryptolive.colors.top.from.displayName", "grey")
widget.colors.to.name = Config.UString("wtf.mods.cryptolive.colors.top.to.name", "red")
widget.colors.to.field = Config.UString("wtf.mods.cryptolive.colors.top.to.field", "white")
widget.colors.to.value = Config.UString("wtf.mods.cryptolive.colors.top.to.value", "value")
}
/* -------------------- Exported Functions -------------------- */
// Refresh & update after interval time
func (widget *Widget) Refresh(wg *sync.WaitGroup) {
if len(widget.list.items) == 0 {
return
}
widget.updateData()
widget.display()
wg.Done()
}
/* -------------------- Unexported Functions -------------------- */
func (widget *Widget) updateData() {
defer func() {
recover()
}()
client := &http.Client{
Timeout: time.Duration(5 * time.Second),
}
for _, fromCurrency := range widget.list.items {
for _, toCurrency := range fromCurrency.to {
request := makeRequest(fromCurrency.name, toCurrency.name, fromCurrency.limit)
response, _ := client.Do(request)
var jsonResponse responseInterface
err := json.NewDecoder(response.Body).Decode(&jsonResponse)
if err != nil {
os.Exit(1)
}
for idx, info := range jsonResponse.Data {
toCurrency.info[idx] = tInfo{
exchange: info.Exchange,
volume24h: info.Volume24h,
volume24hTo: info.Volume24hTo,
}
}
}
}
}
func makeRequest(fsym, tsym string, limit int) *http.Request {
url := fmt.Sprintf("%s?fsym=%s&tsym=%s&limit=%d", baseURL, fsym, tsym, limit)
request, _ := http.NewRequest("GET", url, nil)
return request
}

141
cryptoexchanges/cryptolive/widget.go
View File

@ -1,31 +1,38 @@
package cryptolive
import (
"encoding/json"
"fmt"
"net/http"
"time"
"sync"
"github.com/olebedev/config"
"github.com/senorprogrammer/wtf/cryptoexchanges/cryptolive/price"
"github.com/senorprogrammer/wtf/cryptoexchanges/cryptolive/toplist"
"github.com/senorprogrammer/wtf/wtf"
)
var baseURL = "https://min-api.cryptocompare.com/data/price"
var ok = true
// Config is a pointer to the global config object
var Config *config.Config
// Widget define wtf widget to register widget later
type Widget struct {
wtf.TextWidget
*list
priceWidget *price.Widget
toplistWidget *toplist.Widget
}
// NewWidget Make new instance of widget
func NewWidget() *Widget {
price.Config = Config
toplist.Config = Config
widget := Widget{
TextWidget: wtf.NewTextWidget(" CryptoLive ", "cryptolive", false),
priceWidget: price.NewWidget(),
toplistWidget: toplist.NewWidget(),
}
widget.setList()
widget.priceWidget.RefreshInterval = widget.RefreshInterval()
widget.toplistWidget.RefreshInterval = widget.RefreshInterval()
return &widget
}
@ -34,119 +41,23 @@ func NewWidget() *Widget {
// Refresh & update after interval time
func (widget *Widget) Refresh() {
widget.updateCurrencies()
var wg sync.WaitGroup
wg.Add(2)
widget.priceWidget.Refresh(&wg)
widget.toplistWidget.Refresh(&wg)
wg.Wait()
widget.UpdateRefreshedAt()
if !ok {
widget.View.SetText(
fmt.Sprint("Please check your internet connection!"),
)
return
}
widget.display()
display(widget)
}
/* -------------------- Unexported Functions -------------------- */
func (widget *Widget) display() {
func display(widget *Widget) {
str := ""
var (
fromNameColor = wtf.Config.UString("wtf.mods.cryptolive.colors.from.name", "coral")
fromDisplayNameColor = wtf.Config.UString("wtf.mods.cryptolive.colors.from.displayName", "grey")
toNameColor = wtf.Config.UString("wtf.mods.cryptolive.colors.to.name", "white")
toPriceColor = wtf.Config.UString("wtf.mods.cryptolive.colors.to.price", "green")
)
for _, item := range widget.list.items {
str += fmt.Sprintf(" [%s]%s[%s] (%s)\n", fromNameColor, item.displayName, fromDisplayNameColor, item.name)
for _, toItem := range item.to {
str += fmt.Sprintf("\t[%s]%s: [%s]%f\n", toNameColor, toItem.name, toPriceColor, toItem.price)
}
str += "\n"
}
str += widget.priceWidget.Result
str += widget.toplistWidget.Result
widget.View.SetText(fmt.Sprintf("\n%s", str))
}
func getToList(fromName string) []*toCurrency {
toNames, _ := wtf.Config.List("wtf.mods.cryptolive.currencies." + fromName + ".to")
var toList []*toCurrency
for _, to := range toNames {
toList = append(toList, &toCurrency{
name: to.(string),
price: 0,
})
}
return toList
}
func (widget *Widget) setList() {
currenciesMap, _ := wtf.Config.Map("wtf.mods.cryptolive.currencies")
widget.list = &list{}
for currency := range currenciesMap {
displayName, _ := wtf.Config.String("wtf.mods.cryptolive.currencies." + currency + ".displayName")
toList := getToList(currency)
widget.list.addItem(currency, displayName, toList)
}
}
func (widget *Widget) updateCurrencies() {
defer func() {
recover()
}()
for _, fromCurrency := range widget.list.items {
var (
client http.Client
jsonResponse cResponse
)
client = http.Client{
Timeout: time.Duration(5 * time.Second),
}
request := makeRequest(fromCurrency)
response, err := client.Do(request)
if err != nil {
ok = false
} else {
ok = true
}
defer response.Body.Close()
_ = json.NewDecoder(response.Body).Decode(&jsonResponse)
setPrices(&jsonResponse, fromCurrency)
}
widget.display()
}
func makeRequest(currency *fromCurrency) *http.Request {
fsym := currency.name
tsyms := ""
for _, to := range currency.to {
tsyms += fmt.Sprintf("%s,", to.name)
}
url := fmt.Sprintf("%s?fsym=%s&tsyms=%s", baseURL, fsym, tsyms)
request, err := http.NewRequest("GET", url, nil)
if err != nil {
}
return request
}
func setPrices(response *cResponse, currencry *fromCurrency) {
for idx, toCurrency := range currencry.to {
currencry.to[idx].price = (*response)[toCurrency.name]
}
}