Files
ShackMaster/internal/devices/antennagenius/antennagenius.go
2026-01-09 11:56:40 +01:00

160 lines
3.2 KiB
Go

package antennagenius
import (
"bufio"
"fmt"
"net"
"strconv"
"strings"
"time"
. "git.rouggy.com/rouggy/ShackMaster/internal/devices"
)
type Client struct {
host string
port int
conn net.Conn
}
type Status struct {
Radio1Antenna int `json:"radio1_antenna"` // 0-7 (antenna index)
Radio2Antenna int `json:"radio2_antenna"` // 0-7 (antenna index)
Connected bool `json:"connected"`
}
func New(host string, port int) *Client {
return &Client{
host: host,
port: port,
}
}
func (c *Client) Connect() error {
conn, err := net.DialTimeout("tcp", fmt.Sprintf("%s:%d", c.host, c.port), 5*time.Second)
if err != nil {
return fmt.Errorf("failed to connect: %w", err)
}
c.conn = conn
return nil
}
func (c *Client) Close() error {
if c.conn != nil {
return c.conn.Close()
}
return nil
}
func (c *Client) sendCommand(cmd string) (string, error) {
if c.conn == nil {
if err := c.Connect(); err != nil {
return "", err
}
}
// Get next command ID from global counter
cmdID := GetGlobalCommandID().GetNextID()
// Format command with ID: C<id>|<command>
fullCmd := fmt.Sprintf("C%d|%s\n", cmdID, cmd)
// Send command
_, err := c.conn.Write([]byte(fullCmd))
if err != nil {
c.conn = nil
return "", fmt.Errorf("failed to send command: %w", err)
}
// Read response
reader := bufio.NewReader(c.conn)
response, err := reader.ReadString('\n')
if err != nil {
c.conn = nil
return "", fmt.Errorf("failed to read response: %w", err)
}
return strings.TrimSpace(response), nil
}
func (c *Client) GetStatus() (*Status, error) {
resp, err := c.sendCommand("status")
if err != nil {
return nil, err
}
return c.parseStatus(resp)
}
func (c *Client) parseStatus(resp string) (*Status, error) {
status := &Status{
Connected: true,
}
// Parse response format from 4O3A API
// Expected format will vary - this is a basic parser
pairs := strings.Fields(resp)
for _, pair := range pairs {
parts := strings.SplitN(pair, "=", 2)
if len(parts) != 2 {
continue
}
key := parts[0]
value := parts[1]
switch key {
case "radio1", "r1":
status.Radio1Antenna, _ = strconv.Atoi(value)
case "radio2", "r2":
status.Radio2Antenna, _ = strconv.Atoi(value)
}
}
return status, nil
}
// SetRadioAntenna sets which antenna a radio should use
// radio: 1 or 2
// antenna: 0-7 (antenna index)
func (c *Client) SetRadioAntenna(radio int, antenna int) error {
if radio < 1 || radio > 2 {
return fmt.Errorf("radio must be 1 or 2")
}
if antenna < 0 || antenna > 7 {
return fmt.Errorf("antenna must be between 0 and 7")
}
cmd := fmt.Sprintf("set radio%d=%d", radio, antenna)
resp, err := c.sendCommand(cmd)
if err != nil {
return err
}
// Check response for success
if !strings.Contains(strings.ToLower(resp), "ok") && resp != "" {
// If response doesn't contain "ok" but isn't empty, assume success
// (some devices may return the new state instead of "ok")
}
return nil
}
// GetRadioAntenna gets which antenna a radio is currently using
func (c *Client) GetRadioAntenna(radio int) (int, error) {
if radio < 1 || radio > 2 {
return -1, fmt.Errorf("radio must be 1 or 2")
}
status, err := c.GetStatus()
if err != nil {
return -1, err
}
if radio == 1 {
return status.Radio1Antenna, nil
}
return status.Radio2Antenna, nil
}