完成了分享下载全部流程

service/zeroconf.go

@@ -4,13 +4,14 @@ import (
 	"context"
 	"fmt"
 	"github.com/grandcat/zeroconf"
-	"time"
+	"slices"
 	"work_cation/cfg"
 	"work_cation/models"
 )
 
 type zeroconfService struct {
-	server *zeroconf.Server
+	server  *zeroconf.Server
+	onlines []models.Online
 }
 
 var Zeroconf = &zeroconfService{}
@@ -37,31 +38,31 @@ func (s *zeroconfService) Close() {
 }
 
 // FindService 查找被发现服务
-func (s *zeroconfService) FindService() (chan *models.Online, error) {
+func (s *zeroconfService) FindService() ([]models.Online, error) {
+	return s.onlines, nil
+}
+
+func (s *zeroconfService) StartFindService() error {
 	resolver, err := zeroconf.NewResolver(nil)
 	if err != nil {
-		return nil, err
+		return err
 	}
 	allEntries := make(chan *zeroconf.ServiceEntry)
-	useEntries := make(chan *models.Online)
-
 	go func(results <-chan *zeroconf.ServiceEntry) {
 		for entry := range results {
+			fmt.Println(entry.AddrIPv4, entry.ServiceInstanceName())
 			if entry.ServiceInstanceName() == fmt.Sprintf("%s._http._tcp.local.", cfg.T.ZeroconfKey) {
 				online, err := models.NewOnline(entry)
 				if err != nil {
 					continue
 				}
-				useEntries <- online
+				delOnlines := slices.DeleteFunc(s.onlines, func(item models.Online) bool {
+					return item.ID == online.ID
+				})
+				s.onlines = append(delOnlines, *online)
 			}
 		}
 	}(allEntries)
-	ctx, cancel := context.WithCancel(context.Background())
-	err = resolver.Browse(ctx, "_http._tcp", "local.", allEntries)
-	if err != nil {
-		cancel()
-		return nil, err
-	}
-	time.AfterFunc(10*time.Second, cancel)
-	return useEntries, nil
+	err = resolver.Browse(context.Background(), "_http._tcp", "local.", allEntries)
+	return err
 }