chore(api): reorganize handlers into webserver package

webserver/handlers/admin/viewers.go

@@ -0,0 +1,54 @@
+package admin
+
+import (
+	"encoding/json"
+	"net/http"
+	"strconv"
+	"time"
+
+	"github.com/owncast/owncast/core"
+	"github.com/owncast/owncast/metrics"
+	"github.com/owncast/owncast/models"
+	webutils "github.com/owncast/owncast/webserver/utils"
+	log "github.com/sirupsen/logrus"
+)
+
+// GetViewersOverTime will return the number of viewers at points in time.
+func GetViewersOverTime(w http.ResponseWriter, r *http.Request) {
+	windowStartAtStr := r.URL.Query().Get("windowStart")
+	windowStartAtUnix, err := strconv.Atoi(windowStartAtStr)
+	if err != nil {
+		webutils.WriteSimpleResponse(w, false, err.Error())
+		return
+	}
+
+	windowStartAt := time.Unix(int64(windowStartAtUnix), 0)
+	windowEnd := time.Now()
+
+	viewersOverTime := metrics.GetViewersOverTime(windowStartAt, windowEnd)
+	w.Header().Set("Content-Type", "application/json")
+	err = json.NewEncoder(w).Encode(viewersOverTime)
+	if err != nil {
+		log.Errorln(err)
+	}
+}
+
+// GetActiveViewers returns currently connected clients.
+func GetActiveViewers(w http.ResponseWriter, r *http.Request) {
+	c := core.GetActiveViewers()
+	viewers := make([]models.Viewer, 0, len(c))
+	for _, v := range c {
+		viewers = append(viewers, *v)
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+
+	if err := json.NewEncoder(w).Encode(viewers); err != nil {
+		webutils.InternalErrorHandler(w, err)
+	}
+}
+
+// ExternalGetActiveViewers returns currently connected clients.
+func ExternalGetActiveViewers(integration models.ExternalAPIUser, w http.ResponseWriter, r *http.Request) {
+	GetConnectedChatClients(w, r)
+}