provide an environment variable to disable GA

README.md

@@ -9,6 +9,10 @@ Command-line tool to develop and manage [LeanCloud](https://leancloud.cn) apps.
 - via `homebrew`: `$ brew install lean-cli`
 - via `https://releases.leanapp.cn/#/leancloud/lean-cli/releases`(In case of your connection with GitHub cracked)
 
+lean-cli will send stastics information such as your os version and lean-cli version to Google Analytics.
+This stastics information helps us to improve LeanEngine services.
+To opt out, you can set the environment variable `NO_ANALYTICS` to `true`.
+
 ## Develop
 
 Install the toolchains:
@@ -23,7 +27,7 @@ Clone this repo then run `make all` to build releases.
 
 Please run `go mod tidy` and `go mod vendor` to make vendored copy of dependencies after importing new dependencies.
 
-Ensure all codes is formated by [gofmt](https://golang.org/cmd/gofmt/). Commit message should write in [gitmoji](https://gitmoji.carloscuesta.me/).
+Ensure all codes is formatted by [gofmt](https://golang.org/cmd/gofmt/). Commit message should write in [gitmoji](https://gitmoji.carloscuesta.me/).
 
 ## Release
 

commands/app.go

@@ -326,10 +326,12 @@ func Run(args []string) {
 	}
 
 	app.Before = func(c *cli.Context) error {
-		args := []string{"--_collect-stats"}
-		args = append(args, c.Args()...)
-		err := exec.Command(os.Args[0], args...).Start()
-		_ = err
+		disableGA, ok := os.LookupEnv("NO_ANALYTICS")
+		if !ok || disableGA == "false" {
+			args = []string{"--_collect-stats"}
+			args = append(args, c.Args()...)
+			_ = exec.Command(os.Args[0], args...).Start()
+		}
 		return nil
 	}
 

stats/collect.go

@@ -1,6 +1,7 @@
 package stats
 
 import (
+	"fmt"
 	"runtime"
 
 	"github.com/levigross/grequests"
@@ -37,7 +38,7 @@ type ClientType struct {
 
 // Collect the user's stats
 func Collect(event Event) {
-	grequests.Post("https://www.google-analytics.com/collect", &grequests.RequestOptions{
+	_, err := grequests.Post("https://www.google-analytics.com/collect", &grequests.RequestOptions{
 		Data: map[string]string{
 			"aid": Client.Platform,
 			"aiid": Client.AppChannel,
@@ -51,4 +52,7 @@ func Collect(event Event) {
 			"v": "1",
 		},
 	})
+	if err != nil {
+		fmt.Println("Failed to send statistics to Google Analytics.")
+	}
 }