performance and delta fixes

caddyhugo.go

@@ -309,6 +309,13 @@ func (ch *CaddyHugo) doc(r *http.Request) (*docref, error) {
 			doc:    acedoc.NewString(string(contents)),
 			tmpdir: tmpdir,
 		}
+
+		err = ref.doc.LogToFile(path.Join(ch.Site.Root, "logs", r.URL.Path[len("/hugo/edit/"):]))
+		if err != nil {
+			fmt.Println(err)
+			return nil, err
+		}
+
 		ch.docs[name] = ref
 
 		hugoCmd := exec.Command("hugo", "--watch", "-D", "-d", ref.tmpdir)
@@ -347,11 +354,12 @@ func (ch *CaddyHugo) doc(r *http.Request) (*docref, error) {
 					idleTime := time.Duration(idleTicks) * WebsocketFileTicker
 					if idleTime >= IdleWebsocketTimeout {
 						err := ch.Publish()
-						fmt.Printf("idle for %v, quitting", idleTime)
+						fmt.Printf("idle for %v, quitting\n", idleTime)
 						if err != nil {
 							fmt.Printf(", error publishing: %v\n", err)
 						}
 
+						ref.doc.Close()
 						os.RemoveAll(tmpdir)
 						delete(ch.docs, name)
 						ch.mtx.Unlock()
@@ -421,6 +429,7 @@ func (ch *CaddyHugo) DeltaWebsocket(w http.ResponseWriter, r *http.Request) (int
 
 	defer func() {
 		ch.mtx.Lock()
+		client.Close()
 		doc.clients--
 		ch.mtx.Unlock()
 	}()

templates.go

@@ -291,7 +291,7 @@ var EditPage = `<html>
 		    console.log(cmDelta, "=>", aceDelta)
 
 		    sawChanges = sawChangesBumpsTo;
-		    uiBindings.sendQueue.push(aceDelta);
+		    uiBindings.sendQueue.push.apply(uiBindings.sendQueue, aceDelta);
     })
 
     function cmDeltaToAce(cmDelta) {
@@ -321,8 +321,14 @@ var EditPage = `<html>
 		    aceDelta.start.column += cmDelta.from.ch;
 	    }
 
+	    if (isRemove && ((cmDelta.text.length > 0 && cmDelta.text[0].length > 0) || cmDelta.text.length > 1)) {
+		    cmDelta.removed = [""];
+		    var ret = [aceDelta];
+		    ret.push.apply(ret, cmDeltaToAce(cmDelta));
+		    return ret;
+	    }
 
-	    return aceDelta;
+	    return [aceDelta];
     }
 
     function aceDeltaToCM(aceDelta) {