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Improving backend

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This commit is contained in:
nemunaire 2023-11-13 13:19:07 +01:00
parent e2013351d1
commit c67b43ab3c
9 changed files with 301 additions and 47 deletions
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33
sources/amp1_gpio/source.go
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@ -2,16 +2,19 @@ package amp1gpio
import (
"bytes"
"fmt"
"io"
"log"
"os"
"os/exec"
"path"
"git.nemunai.re/nemunaire/hathoris/sources"
)
type AMP1GPIOSource struct {
Path string
process *exec.Cmd
Path string
}
const GPIODirectory = "/sys/class/gpio/gpio46/"
@ -39,7 +42,7 @@ func (s *AMP1GPIOSource) read() ([]byte, error) {
}
func (s *AMP1GPIOSource) IsActive() bool {
return s.IsEnabled()
return s.process != nil
}
func (s *AMP1GPIOSource) IsEnabled() bool {
@ -49,7 +52,7 @@ func (s *AMP1GPIOSource) IsEnabled() bool {
return false
}
return bytes.Compare(b, []byte{'1'}) == 0
return bytes.Compare(b, []byte{'1', '\n'}) == 0
}
func (s *AMP1GPIOSource) write(value string) error {
@ -65,9 +68,33 @@ func (s *AMP1GPIOSource) write(value string) error {
}
func (s *AMP1GPIOSource) Enable() error {
if s.process != nil {
return fmt.Errorf("Already running")
}
s.process = exec.Command("aplay", "-f", "cd", "/dev/zero")
if err := s.process.Start(); err != nil {
return err
}
go func() {
err := s.process.Wait()
if err != nil {
s.process.Process.Kill()
}
s.process = nil
}()
return s.write("1")
}
func (s *AMP1GPIOSource) Disable() error {
if s.process != nil {
if s.process.Process != nil {
s.process.Process.Kill()
}
}
return s.write("0")
}