106 lines
1.9 KiB
Go
106 lines
1.9 KiB
Go
package camera
|
|
|
|
import (
|
|
"fmt"
|
|
"log"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/zeromicro/go-zero/core/logx"
|
|
)
|
|
|
|
type CameraEventHandler func(*Manager, string) []byte
|
|
|
|
type Config struct {
|
|
Addr string
|
|
Timeout time.Duration
|
|
MaxRetries int
|
|
RetryInterval time.Duration
|
|
}
|
|
|
|
type Manager struct {
|
|
client *Client
|
|
config Config
|
|
mu sync.Mutex
|
|
listeners map[string]CameraEventHandler
|
|
}
|
|
|
|
func NewManager(config Config) *Manager {
|
|
return &Manager{
|
|
config: config,
|
|
listeners: make(map[string]CameraEventHandler),
|
|
}
|
|
}
|
|
|
|
func (m *Manager) Start() error {
|
|
m.client = NewClient(m.config.Addr, m.config.Timeout)
|
|
err := m.client.ConnectWithRetry(m.config.MaxRetries, m.config.RetryInterval)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// 启动监听
|
|
go m.listenLoop()
|
|
|
|
return nil
|
|
}
|
|
|
|
func (m *Manager) listenLoop() {
|
|
ticker := time.NewTicker(1 * time.Second)
|
|
defer ticker.Stop()
|
|
|
|
for {
|
|
select {
|
|
case <-ticker.C:
|
|
m.pollEvents()
|
|
}
|
|
}
|
|
}
|
|
|
|
func (m *Manager) pollEvents() {
|
|
// 模拟检测事件，实际应由 Client 提供事件检测接口
|
|
result, err := m.client.GetDetectionResult()
|
|
if err != nil {
|
|
log.Printf("获取检测结果失败: %v", err)
|
|
return
|
|
}
|
|
|
|
if result != "" {
|
|
m.handleEvent("detection_result", result)
|
|
}
|
|
}
|
|
|
|
func (m *Manager) handleEvent(event string, data string) {
|
|
m.mu.Lock()
|
|
handler, exists := m.listeners[event]
|
|
m.mu.Unlock()
|
|
|
|
if !exists {
|
|
log.Printf("未注册事件处理器: %s", event)
|
|
return
|
|
}
|
|
|
|
logx.Infof("触发相机事件: %s, 数据: %s", event, data)
|
|
resp := handler(m, data)
|
|
if resp != nil {
|
|
// 可选：写回响应
|
|
fmt.Println("响应:", string(resp))
|
|
}
|
|
}
|
|
|
|
func (m *Manager) AddListener(event string, handler CameraEventHandler) {
|
|
m.mu.Lock()
|
|
defer m.mu.Unlock()
|
|
m.listeners[event] = handler
|
|
}
|
|
|
|
func (m *Manager) GetClient() *Client {
|
|
return m.client
|
|
}
|
|
|
|
func (m *Manager) Close() {
|
|
if m.client != nil {
|
|
m.client.Close()
|
|
}
|
|
}
|