Files
picoclaw/pkg/heartbeat/service.go
2026-02-09 19:20:19 +08:00

135 lines
2.5 KiB
Go

package heartbeat
import (
"fmt"
"os"
"path/filepath"
"sync"
"time"
)
type HeartbeatService struct {
workspace string
onHeartbeat func(string) (string, error)
interval time.Duration
enabled bool
mu sync.RWMutex
stopChan chan struct{}
}
func NewHeartbeatService(workspace string, onHeartbeat func(string) (string, error), intervalS int, enabled bool) *HeartbeatService {
return &HeartbeatService{
workspace: workspace,
onHeartbeat: onHeartbeat,
interval: time.Duration(intervalS) * time.Second,
enabled: enabled,
stopChan: make(chan struct{}),
}
}
func (hs *HeartbeatService) Start() error {
hs.mu.Lock()
defer hs.mu.Unlock()
if hs.running() {
return nil
}
if !hs.enabled {
return fmt.Errorf("heartbeat service is disabled")
}
go hs.runLoop()
return nil
}
func (hs *HeartbeatService) Stop() {
hs.mu.Lock()
defer hs.mu.Unlock()
if !hs.running() {
return
}
close(hs.stopChan)
}
func (hs *HeartbeatService) running() bool {
select {
case <-hs.stopChan:
return false
default:
return true
}
}
func (hs *HeartbeatService) runLoop() {
ticker := time.NewTicker(hs.interval)
defer ticker.Stop()
for {
select {
case <-hs.stopChan:
return
case <-ticker.C:
hs.checkHeartbeat()
}
}
}
func (hs *HeartbeatService) checkHeartbeat() {
hs.mu.RLock()
if !hs.enabled || !hs.running() {
hs.mu.RUnlock()
return
}
hs.mu.RUnlock()
prompt := hs.buildPrompt()
if hs.onHeartbeat != nil {
_, err := hs.onHeartbeat(prompt)
if err != nil {
hs.log(fmt.Sprintf("Heartbeat error: %v", err))
}
}
}
func (hs *HeartbeatService) buildPrompt() string {
notesDir := filepath.Join(hs.workspace, "memory")
notesFile := filepath.Join(notesDir, "HEARTBEAT.md")
var notes string
if data, err := os.ReadFile(notesFile); err == nil {
notes = string(data)
}
now := time.Now().Format("2006-01-02 15:04")
prompt := fmt.Sprintf(`# Heartbeat Check
Current time: %s
Check if there are any tasks I should be aware of or actions I should take.
Review the memory file for any important updates or changes.
Be proactive in identifying potential issues or improvements.
%s
`, now, notes)
return prompt
}
func (hs *HeartbeatService) log(message string) {
logFile := filepath.Join(hs.workspace, "memory", "heartbeat.log")
f, err := os.OpenFile(logFile, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
return
}
defer f.Close()
timestamp := time.Now().Format("2006-01-02 15:04:05")
f.WriteString(fmt.Sprintf("[%s] %s\n", timestamp, message))
}