zephinzer/dev

package system

import (
    "fmt"
    "os"
    "os/exec"
    "path"
    "runtime"
)

// OpenURIWithDefaultApplication runs xdg-open on linux, open on macos, and rundll32.exe on windows
// with the provided :targetURI as an argument
func OpenURIWithDefaultApplication(targetURI string) error {
    commandString, err := getDefaultOpenURICommand(runtime.GOOS, targetURI)
    if err != nil {
        return err
    }
    return exec.Command(commandString[0], commandString[1:]...).Start()
}

func getDefaultOpenURICommand(goos, targetURI string) ([]string, error) {
    switch goos {
    case "linux":
        return []string{"xdg-open", targetURI}, nil
    case "macos":
        return []string{"open", targetURI}, nil
    case "windows":
        return []string{path.Join(os.Getenv("SYSTEMROOT"), "System32", "rundll32.exe"), "url.dll,FileProtocolHandler", targetURI}, nil
    }
    return nil, fmt.Errorf("unsupported platform '%s'", goos)
}