get huge eth price

api/binancePrice.go

@@ -23,3 +23,18 @@ func GetBinanceLatestPrice(symbol string) float64 {
 	global.DB.Where("symbol = ?", symbol).Last(&binancePrice)
 	return binancePrice.Price
 }
+
+func GetBinanceLatestPrices(symbol string) []BinancePrice {
+	var binancePrices []BinancePrice
+	global.DB.Where("symbol = ?", symbol).Find(&binancePrices)
+	return binancePrices
+}
+
+func GetSerivers(symbol string) (timeUpdate []string, symbolPrice []float64) {
+	binancePrices := GetBinanceLatestPrices(symbol)
+	for _, binancePrice := range binancePrices {
+		timeUpdate = append(timeUpdate, binancePrice.UpdatedAt.Format("2006-01-02 15:04:05"))
+		symbolPrice = append(symbolPrice, binancePrice.Price)
+	}
+	return
+}

goCharts/draw.go

@@ -9,6 +9,7 @@ package goCharts
 */
 
 import (
+	"WechatGateWay/api"
 	"github.com/vicanso/go-charts/v2"
 	"math/rand"
 	"time"
@@ -24,11 +25,12 @@ func getRand(len int) []float64 {
 }
 
 func Draw() {
+	timeUpdate, symbolPrice := api.GetSerivers("ETHUSDT")
 	values := [][]float64{
-		getRand(30),
+		symbolPrice,
-		getRand(30),
+		//getRand(30),
-		getRand(30),
+		//getRand(30),
-		getRand(30),
+		//getRand(30),
 	}
 	p, err := charts.LineRender(
 		values,
@@ -37,12 +39,13 @@ func Draw() {
 		charts.WidthOptionFunc(720),
 		charts.HeightOptionFunc(1280),
 		charts.TitleTextOptionFunc("symbol price"),
-		charts.XAxisDataOptionFunc(getLastDays(30)),
+		charts.XAxisDataOptionFunc(timeUpdate),
+		//charts.XAxisDataOptionFunc(getLastDays(30)),
 		charts.LegendLabelsOptionFunc([]string{
-			"BTC",
 			"ETH",
-			"BNB",
+			//"ETH",
-			"TRX",
+			//"BNB",
+			//"TRX",
 		}, "150"),
 		func(opt *charts.ChartOption) {
 			opt.Legend.Padding = charts.Box{

readme.md

@@ -1,5 +1,6 @@
 [![Build Status](https://ci.yangqiao.org/api/badges/go/WechatGateWay/status.svg)](https://ci.yangqiao.org/go/WechatGateWay)
 
+![](https://i.niupic.com/images/2022/09/17/a5ia.png)
 ![](https://cnjdmh6kwm1w.compat.objectstorage.ap-seoul-1.oraclecloud.com/s3/2022/07/29d6e88c6061f4d56315cb36f2c66036.png)
 # 接收消息与事件
 https://developer.work.weixin.qq.com/document/10514