temporaer laufzeiten der module (dashboard data) loggen, views angepasst, dashboard in goroutines aufgeteilt, weniger daten fuers listendashboard holen (reduktion von 6s -> 300ms insgesamt)

1 files changed, 18 insertions, 4 deletions

diff --git a/dashboard.go b/dashboard.go
index 0ca38ef..ad3c565 100644
--- a/dashboard.go
+++ b/dashboard.go
@@ -3,7 +3,10 @@ package main
 import (
         "fagott.pw/grilist/grilist"
         "github.com/julienschmidt/httprouter"
+        "log"
         "net/http"
+        "sync"
+        "time"
 )
 
 func viewDashboard(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
@@ -11,13 +14,24 @@ func viewDashboard(w http.ResponseWriter, r *http.Request, _ httprouter.Params)
 
         var categories []grilist.DashboardCategory
 
+        t1 := time.Now()
+        var wg sync.WaitGroup
         for _, module := range app.Modules {
-                for _, category := range module.ProvideDashboardData(user) {
-                        if len(category.Cards) > 0 {
-                                categories = append(categories, category)
+                wg.Add(1)
+                go func(module grilist.Module) {
+                        t2 := time.Now()
+                        for _, category := range module.ProvideDashboardData(user) {
+                                if len(category.Cards) > 0 {
+                                        categories = append(categories, category)
+                                }
                         }
-                }
+                        log.Printf("%s dashboard_data: %dms", module.Name(), time.Since(t2).Nanoseconds()/1000000)
+                        wg.Done()
+                }(module)
         }
+        wg.Wait()
+
+        log.Printf("dashboard_data: %dms", time.Since(t1).Nanoseconds()/1000000)
 
         data := make(map[string]interface{})
         data["categories"] = categories