add go-charts

go.mod

@@ -5,8 +5,10 @@ go 1.19
 require (
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
+	github.com/dustin/go-humanize v1.0.0 // indirect
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
 	github.com/go-redis/redis/v8 v8.11.5 // indirect
+	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jinzhu/gorm v1.9.16 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
@@ -21,9 +23,12 @@ require (
 	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/spf13/viper v1.12.0 // indirect
 	github.com/subosito/gotenv v1.3.0 // indirect
+	github.com/vicanso/go-charts/v2 v2.2.0 // indirect
+	github.com/wcharczuk/go-chart/v2 v2.1.0 // indirect
+	golang.org/x/image v0.0.0-20220902085622-e7cb96979f69 // indirect
 	golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a // indirect
 	golang.org/x/text v0.3.7 // indirect
 	gopkg.in/ini.v1 v1.66.4 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	gopkg.in/yaml.v3 v3.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

goCharts/draw.go

@@ -0,0 +1,110 @@
+package goCharts
+
+/*
+*
+@author: sre
+@date: 2022/9/17 0017
+@desc: todo
+*
+*/
+
+import (
+	"github.com/vicanso/go-charts/v2"
+)
+
+func Draw() {
+	values := [][]float64{
+		{
+			120,
+			132,
+			101,
+			// 134,
+			//charts.GetNullValue(),
+			134,
+			90,
+			230,
+			210,
+		},
+		{
+			220,
+			182,
+			191,
+			234,
+			290,
+			330,
+			310,
+		},
+		{
+			150,
+			232,
+			201,
+			154,
+			190,
+			330,
+			410,
+		},
+		{
+			320,
+			332,
+			301,
+			334,
+			390,
+			330,
+			320,
+		},
+		{
+			820,
+			932,
+			901,
+			934,
+			1290,
+			1330,
+			1320,
+		},
+	}
+	p, err := charts.LineRender(
+		values,
+		//charts.SVGTypeOption(),
+		charts.ThemeOptionFunc(charts.ThemeGrafana),
+		charts.WidthOptionFunc(1080),
+		charts.HeightOptionFunc(1920),
+		charts.TitleTextOptionFunc("Line"),
+		charts.XAxisDataOptionFunc([]string{
+			"Mon",
+			"Tue",
+			"Wed",
+			"Thu",
+			"Fri",
+			"Sat",
+			"Sun",
+		}),
+		charts.LegendLabelsOptionFunc([]string{
+			"Email",
+			"Union Ads",
+			"Video Ads",
+			"Direct",
+			"Search Engine",
+		}, "50"),
+		func(opt *charts.ChartOption) {
+			opt.Legend.Padding = charts.Box{
+				Top:    5,
+				Bottom: 10,
+			}
+			opt.SymbolShow = charts.FalseFlag()
+			opt.LineStrokeWidth = 1
+		},
+	)
+
+	if err != nil {
+		panic(err)
+	}
+
+	buf, err := p.Bytes()
+	if err != nil {
+		panic(err)
+	}
+	err = writeFile(buf)
+	if err != nil {
+		panic(err)
+	}
+}

goCharts/util.go

@@ -0,0 +1,28 @@
+package goCharts
+
+import (
+	"os"
+	"path/filepath"
+)
+
+/*
+*
+@author: sre
+@date: 2022/9/17 0017
+@desc: todo
+*
+*/
+func writeFile(buf []byte) error {
+	tmpPath := "./tmp"
+	err := os.MkdirAll(tmpPath, 0700)
+	if err != nil {
+		return err
+	}
+
+	file := filepath.Join(tmpPath, "line-chart.png")
+	err = os.WriteFile(file, buf, 0600)
+	if err != nil {
+		return err
+	}
+	return nil
+}

handle/replyImage.go

@@ -2,12 +2,21 @@ package handle
 
 import (
 	"WechatGateWay/global"
+	"WechatGateWay/goCharts"
 	"WechatGateWay/third_part"
 	"WechatGateWay/utils"
 	"net/http"
 )
 
 func replyImage(msgContent MsgContent, timestamp, nonce string, w http.ResponseWriter) {
+	//third_part.SendPicMid(msgContent.FromUsername, utils.RandMapValue(global.ImageMap))
+	goCharts.Draw()
+	filename := "tmp/line-chart.png"
+	go RecordWechatLog(msgContent.FromUsername, msgContent.ToUsername, msgContent.CreateTime, msgContent.MsgType, filename)
+	third_part.SendPicFile(msgContent.FromUsername, filename)
+}
+
+func replyImageEmoj(msgContent MsgContent, timestamp, nonce string, w http.ResponseWriter) {
 	//third_part.SendPicMid(msgContent.FromUsername, utils.RandMapValue(global.ImageMap))
 	filename := global.WechatImagePath + "/" + utils.RandomFile(global.WechatImagePath)
 	go RecordWechatLog(msgContent.FromUsername, msgContent.ToUsername, msgContent.CreateTime, msgContent.MsgType, filename)