Files
supersonic/backend/ipc/client.go
T

91 lines
1.6 KiB
Go

package ipc
import (
"context"
"encoding/json"
"errors"
"log"
"net"
"net/http"
)
var ErrPingFail = errors.New("ping failed")
type Client struct {
httpC http.Client
}
// Connect attempts to connect to the IPC socket as client.
func Connect() (*Client, error) {
client := &Client{httpC: http.Client{
Transport: &http.Transport{
DialContext: func(_ context.Context, _, _ string) (net.Conn, error) {
return Dial()
},
},
}}
if err := client.Ping(); err != nil {
return nil, err
}
return client, nil
}
func (c *Client) Ping() error {
if c.sendRequest(PingPath) != nil {
return ErrPingFail
}
return nil
}
func (c *Client) Play() error {
return c.sendRequest(PlayPath)
}
func (c *Client) Pause() error {
return c.sendRequest(PausePath)
}
func (c *Client) PlayPause() error {
return c.sendRequest(PlayPausePath)
}
func (c *Client) SeekNext() error {
return c.sendRequest(NextPath)
}
func (c *Client) SeekBackOrPrevious() error {
return c.sendRequest(PreviousPath)
}
func (c *Client) SeekSeconds(secs float64) error {
return c.sendRequest(SeekToSecondsPath(secs))
}
func (c *Client) SetVolume(vol int) error {
return c.sendRequest(SetVolumePath(vol))
}
func (c *Client) Show() error {
return c.sendRequest(ShowPath)
}
func (c *Client) Quit() error {
return c.sendRequest(QuitPath)
}
func (c *Client) sendRequest(path string) error {
resp, err := c.httpC.Get("http://supersonic/" + path)
if err != nil {
log.Printf("http err: %v\n", err)
return err
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
var r Response
json.NewDecoder(resp.Body).Decode(&r)
return errors.New(r.Error)
}
return nil
}