more syncing

Signed-off-by: Walamana <joniogerg@gmail.com>

app.js

@@ -124,9 +124,14 @@ app.get("/ministranten", (req, res) =>{
                 minis.splice(0, 1);
             }
 
+            var finished = 0;
             for(var i = 0; i < minis.length; i++){
-                attachToMini(minis[i], (mini) => {
+                attachToMini(minis[i], i, (mini, pos) => {
+                    minis[pos] = mini;
+                    finished++;
+                    if(finished == minis.length){
                         res.send(JSON.stringify(minis));
+                    }
                 });
             }
 
@@ -134,13 +139,13 @@ app.get("/ministranten", (req, res) =>{
     });
 });
 
-var attachToMini = function(mini, then){
+var attachToMini = function(mini, pos, then){
     mini.registered = [];
     con.query("SELECT * FROM `" + mini.Name.toLowerCase() + "` LIMIT 0 , 30", (err, data) => {
         for(var j = 0; j < data.length; j++){
             mini.registered[data[j]["GottesdienstIDs"]] = data[j]["Anwesend"];
         }
-        then(mini);
+        then(mini, pos);
     });
 }