add OpenBrowser method

Author: codenoid

app.go

@@ -14,6 +14,8 @@ import (
 	"io"
 	"log"
 	"os"
+	"os/exec"
+	"runtime"
 	"strings"
 
 	"github.com/disintegration/imaging"
@@ -61,6 +63,24 @@ type Placeholder struct {
 	Transform   string  `json:"transform"`
 }
 
+func (a *App) OpenBrowser(url string) {
+	var err error
+
+	switch runtime.GOOS {
+	case "linux":
+		err = exec.Command("xdg-open", url).Start()
+	case "windows":
+		err = exec.Command("rundll32", "url.dll,FileProtocolHandler", url).Start()
+	case "darwin":
+		err = exec.Command("open", url).Start()
+	default:
+		err = fmt.Errorf("unsupported platform")
+	}
+	if err != nil {
+		log.Fatal(err)
+	}
+}
+
 func (a *App) Proceed(b64image string, placehldr string, csvData string) string {
 	reader := base64.NewDecoder(base64.StdEncoding, strings.NewReader(b64image))
 	m, _, err := image.Decode(reader)

frontend/wailsjs/go/main/App.d.ts

@@ -3,4 +3,6 @@
 
 export function Greet(arg1:string):Promise<string>;
 
+export function OpenBrowser(arg1:string):Promise<void>;
+
 export function Proceed(arg1:string,arg2:string,arg3:string):Promise<string>;

frontend/wailsjs/go/main/App.js

@@ -6,6 +6,10 @@ export function Greet(arg1) {
   return window['go']['main']['App']['Greet'](arg1);
 }
 
+export function OpenBrowser(arg1) {
+  return window['go']['main']['App']['OpenBrowser'](arg1);
+}
+
 export function Proceed(arg1, arg2, arg3) {
   return window['go']['main']['App']['Proceed'](arg1, arg2, arg3);
 }