package client

import (
	"fmt"

	"code.jakeyoungdev.com/jake/mctl/cryptography"
	"github.com/jake-young-dev/mcr"
	"github.com/spf13/viper"
)

/*
	This is a simple wrapper for the MCR client to provide easy use of mcr without having to manually
	decrypt the password/hit viper each time.
*/

type Client struct {
	cli *mcr.Client
}

type IClient interface {
	Close()
	Command(cmd string) (string, error)
}

// creates a new mcr client using saved credentials and decrypted password
func New() (*Client, error) {
	//grab saved credentials
	server := viper.Get("server").(string)
	password := viper.Get("password").(string)
	port := viper.Get("port").(int)
	fmt.Printf("Logging into %s on port %d\n", server, port)

	//decrypt password
	pt, err := cryptography.DecryptPassword([]byte(password))
	if err != nil {
		return nil, err
	}

	//connect to game server
	cli := mcr.NewClient(server, mcr.WithPort(port))
	err = cli.Connect(string(pt))
	if err != nil {
		return nil, err
	}

	return &Client{
		cli: cli,
	}, nil
}

// closes client connection
func (c *Client) Close() error {
	return c.cli.Close()
}

// sends command to server, only exists to prevent exposing cli field
func (c *Client) Command(cmd string) (string, error) {
	return c.cli.Command(cmd)
}