// authentication token is not necessary.
client, err := radiko.New("")
if err != nil {
	panic(err)
}
// Get programs data
stations, err := client.GetNowPrograms(context.Background())
if err != nil {
	log.Fatal(err)
}
fmt.Printf("%v", stations)

// 1. Create a new Client.
client, err := radiko.New("")
if err != nil {
	panic(err)
}

// 2. Enables and sets the auth_token.
// After client.AuthorizeToken() has succeeded,
// the client has the enabled auth_token internally.
authToken, err := client.AuthorizeToken(context.Background(), authKeyPath)
if err != nil {
	log.Fatal(err)
}

// 1. Create a new Client.
client, err := radiko.New("")
if err != nil {
	panic(err)
}

// 2. Login as the premium member
// After client.Login() has succeeded,
// the client has the valid cookie internally.
ctx := context.Background()
login, err := client.Login(ctx, "[email protected]", "example_password")
if err != nil {
	log.Fatal(err)
}
if login.StatusCode() != 200 {
	log.Fatalf("Failed to login premium member.\nInvalid status code: %d",
		login.StatusCode())
}

// 3. Enables and sets the auth_token.
// After client.AuthorizeToken() has succeeded,
// the client has the enabled auth_token internally.
authToken, err := client.AuthorizeToken(context.Background(), authKeyPath)
if err != nil {
	log.Fatal(err)
}

// If the auth_token is cached, set your token in HTTP Header like below.
client, err = radiko.New("auth_token")
if err != nil {
	panic(err)
}