Merge pull request #172 from bretanac93/add-cli-example

chore: add sample server side package usage

examples/cli/cli.go

@@ -0,0 +1,39 @@
+package cli
+
+import (
+	"context"
+	"flag"
+	"github.com/zmb3/spotify/v2"
+	spotifyauth "github.com/zmb3/spotify/v2/auth"
+	"golang.org/x/oauth2"
+	"log"
+)
+
+var auth = spotifyauth.New(spotifyauth.WithRedirectURL("http://localhost:3000/login_check"))
+
+func main() {
+	code := flag.String("code", "", "authorization code to negotiate by token")
+	flag.Parse()
+
+	if *code == "" {
+		log.Fatal("code required")
+	}
+	if err := Authorize(*code); err != nil {
+		log.Fatal("error while negotiating the token: ", err)
+	}
+}
+
+func Authorize(code string) error {
+	ctx := context.Background()
+	token, err := auth.Exchange(ctx, code)
+	httpClient := oauth2.NewClient(context.Background(), oauth2.StaticTokenSource(token))
+	client := spotify.New(httpClient)
+
+	user, err := client.CurrentUser(ctx)
+	if err != nil {
+		return err
+	}
+	log.Printf("Logged in as %s\n", user.DisplayName)
+
+	return nil
+}