trains in bridge

mapserver_mod/mapserver/bridge.lua

@@ -38,6 +38,9 @@ function send_stats()
     {"id":"243215","pos_in_train":2.5,"train_id":"973462","type":"advtrains:engine_japan"}
   ]}
 
+  {"max_lag":0.38148100000000001,"players":[{"breath":11,"hp":20,"name":"BuckarooBanzai","pos":{"x":-114.66400146484375,"y":3.5,"z":-66.122001647949219},"velocity":{"x":0,"y":0,"z":0}}],"time":18530.00020980835,"trains":[{"id":"261557","off_track":true,"pos":{"x":-125,"y":5,"z":-56},"velocity":0,"wagons":[{"id":"423954","pos_in_train":6,"type":"advtrains:subway_wagon"},{"id":"635309","pos_in_train":10,"type":"advtrains:subway_wagon"},{"id":"253216","pos_in_train":2,"type":"advtrains:subway_wagon"}]},{"id":"690096","off_track":false,"pos":{"x":-125,"y":6,"z":-46},"velocity":0,"wagons":[{"id":"980189","pos_in_train":2,"type":"advtrains:subway_wagon"}]}],"uptime":235.100003503263}
+
+
   --]]
 
   if has_advtrains then
@@ -45,6 +48,7 @@ function send_stats()
 
     data.trains = {}
     for _, train in pairs(advtrains.trains) do
+      print(dump(train))--XXX
 
       local t = {
         pos = train.last_pos,

server/web/logger.go

@@ -0,0 +1,11 @@
+package web
+
+import (
+	"github.com/sirupsen/logrus"
+)
+
+var log *logrus.Entry
+
+func init() {
+	log = logrus.WithFields(logrus.Fields{"prefix": "mapobjectdb"})
+}

server/web/minetest.go

@@ -4,6 +4,8 @@ import (
 	"encoding/json"
 	"mapserver/app"
 	"net/http"
+
+	"github.com/sirupsen/logrus"
 )
 
 type GenericPos struct {
@@ -13,17 +15,17 @@ type GenericPos struct {
 }
 
 type Wagon struct {
-	Id         int    `json:"id"`
-	PosInTrain int    `json:"pos_in_train"`
-	Type       string `json:"type"`
+	Id         string  `json:"id"`
+	PosInTrain float64 `json:"pos_in_train"`
+	Type       string  `json:"type"`
 }
 
 type Train struct {
 	Pos      GenericPos `json:"pos"`
-	Id       int        `json:"id"`
+	Id       string     `json:"id"`
 	Wagons   []*Wagon   `json:"wagons"`
 	OffTrack bool       `json:"off_track"`
-	Velocity int        `json:"velocity"`
+	Velocity float64    `json:"velocity"`
 }
 
 type Player struct {
@@ -62,6 +64,8 @@ func (this *Minetest) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
 	if err != nil {
 		resp.WriteHeader(500)
 		resp.Write([]byte(err.Error()))
+		log.WithFields(logrus.Fields{"error": err}).Error("Json unmarshal")
+
 		return
 	}