package sway

import (
	"errors"
	"net"
	"os"
	"sync"
)

type Client struct {
	sync.Mutex

	socket string
	conn   net.Conn
}

func GetDefaultClient() (*Client, error) {
	socket, ok := os.LookupEnv("SWAYSOCK")
	if !ok {
		return nil, errors.New("could not find sway socket. is $SWAYSOCK set properly?")
	}

	return GetClientBySocket(socket)
}

func GetClientBySocket(socket string) (*Client, error) {
	conn, err := net.Dial("unix", socket)
	if err != nil {
		return nil, err
	}

	return &Client{
		socket: socket,
		conn:   conn,
	}, nil
}

func (c *Client) Close() error {
	c.Lock()
	defer c.Unlock()

	return c.conn.Close()
}