package main import ( "errors" "github.com/go-resty/resty/v2" ) type RegisterCommand struct { Url string `short:"u" long:"url" description:"Url of the instance" required:"true"` Login string `short:"l" long:"login" description:"Login" required:"true"` Password string `short:"p" long:"password" description:"Password" required:"true"` } type RegisterRequest struct { Login string `json:"login"` Password string `json:"password"` } type RegisterResponse struct { } type RegisterError struct { Error string } func (c *RegisterCommand) Execute(args []string) error { logger.Printf("Registering on %s...\n", c.Url) cli := resty.New().SetBaseURL(c.Url) resp, err := cli. R(). SetBody(&RegisterRequest{c.Login, c.Password}). SetResult(&RegisterResponse{}). SetError(&RegisterError{}). Post("/account/signup") if err != nil { return err } if err, ok := resp.Error().(*RegisterError); ok { logger.Println("Registering failed!") return errors.New(err.Error) } logger.Println("Registering succeed!") return nil } func init() { parser.AddCommand("register", "Register", "", &RegisterCommand{}) }