format room config file changed to xml

car_srv/kotlinSrv/package.json

@@ -12,6 +12,7 @@
   "devDependencies": {
     "udev": "^0.3.0",
     "commander": "^2.9.0",
-    "protobufjs": "^5.0.1"
+    "protobufjs": "^5.0.1",
+    "xml-parser": "^1.2.1"
   }
 }

car_srv/kotlinSrv/room_config_example.txt

@@ -1,5 +0,0 @@
-xFrom: 200, yFrom: 300, xTo: -150, yTo: 300
-xFrom: -150, yFrom: 300, xTo: -150, yTo: -45
-xFrom: -150, yFrom: -45, xTo: 200, yTo: -45
-xFrom: 200, yFrom: -45, xTo: 200, yTo: 300
-

car_srv/kotlinSrv/room_config_example.xml

@@ -0,0 +1,9 @@
+<room>
+<walls>
+<wall startX="200" startY="300" endX="-150" endY="300"/>
+<wall startX="-150" startY="300" endX="-150" endY="-45"/>
+<wall startX="-150" startY="-45" endX="200" endY="-45"/>
+<wall startX="200" startY="-45" endX="200" endY="300"/>
+</walls>
+</room>
+

car_srv/kotlinSrv/src/Main.kt

@@ -16,6 +16,7 @@ val mainServerPort = 7925
 val config = Config()
 val fs: dynamic = require("fs")
 fun main(args: Array<String>) {
+
     if (!config.loadConfig()) {
         println("incorrect config format!")
         js("process.exit(1)")

car_srv/kotlinSrv/src/room/Room.kt

@@ -1,6 +1,7 @@
 package room
 
 import geometry.Line
+import require
 
 class Room() {
 
@@ -12,12 +13,18 @@ class Room() {
 
     companion object {
         fun roomFromString(roomString: String): Room? {
+            val xmlParser = require("xml-parser")
+            val xmlObject = xmlParser(roomString)
+            val wallsArray: dynamic
+            try {
+                wallsArray = xmlObject.root.children[0].children
+            } catch (e: Exception) {
+                return null
+            }
             val result = Room()
-            roomString.split("\n").forEach { wallString ->
-                if (!wallString.equals("")) {
-                    val wall = Wall.wallFromString(wallString) ?: return null
-                    result.walls.add(wall)
-                }
+            for (i in 0..(parseInt(wallsArray.length) - 1)) {
+                val wall = Wall.wallFromXml(wallsArray[i]) ?: return null
+                result.walls.add(wall)
             }
             return result
         }

car_srv/kotlinSrv/src/room/Wall.kt

@@ -5,30 +5,22 @@ import geometry.Line
 class Wall constructor(val line: Line, val xFrom: Int, val xTo: Int, val yFrom: Int, val yTo: Int) {
 
     companion object {
-        fun wallFromString(wall: String): Wall? {
-            val points = wall.replace(" ", "").split(",")
-            var xFrom = 0
-            var xTo = 0
-            var yTo = 0
-            var yFrom = 0
-            points.forEach {
-                val keyValue = it.split(":")
-                if (keyValue.size != 2) {
-                    return null
-                }
-                try {
-                    when (keyValue[0]) {
-                        "xFrom" -> xFrom = parseInt(keyValue[1])
-                        "yFrom" -> yFrom = parseInt(keyValue[1])
-                        "xTo" -> xTo = parseInt(keyValue[1])
-                        "yTo" -> yTo = parseInt(keyValue[1])
-                    }
-                } catch (e: Exception) {
-                    return null
-                }
+        fun wallFromXml(wall: dynamic): Wall? {
+            val points = wall.attributes
+            val startX: Int
+            val endX: Int
+            val endY: Int
+            val startY: Int
+            try {
+                startX = parseInt(points.startX)
+                startY = parseInt(points.startY)
+                endX = parseInt(points.endX)
+                endY = parseInt(points.endY)
+            } catch (e: NumberFormatException) {
+                return null
             }
-            val line = Line((yFrom - yTo).toDouble(), (xTo - xFrom).toDouble(), (xFrom * yTo - yFrom * xTo).toDouble())
-            return Wall(line, xFrom, xTo, yFrom, yTo)
+            val line = Line((startY - endY).toDouble(), (endX - startX).toDouble(), (startX * endY - startY * endX).toDouble())
+            return Wall(line, startX, endX, startY, endY)
         }
     }