Finishing Parser save

TODO:
- Tests
- Clasical Parser
- Recognise file by file extension instead of guessing type

app/src/main/java/school_project/Parsers/BinaryParser.java

@@ -54,8 +54,8 @@ public class BinaryParser implements FileParser {
     }
 
     @Override
-    public void saveLevel(File file, Map level_data, boolean save_data) throws FileNotFoundException {
+    public void saveLevel(File file, Map level_data, boolean save_data) throws IOException {
-        int byteSize = getByteSizeForMap(level_data, false);
+        int byteSize = getByteSizeForMap(level_data, save_data);
         byte[] data = new byte[byteSize];
         int i = 0;
         data[i++] = 'S'; data[i++] = 'M'; data[i++] = 'S';
@@ -71,9 +71,17 @@ public class BinaryParser implements FileParser {
             }
         }
         if (save_data){
-            // TODO: 3/23/23 Save Data 
+            for (Piece p : level_data.getPieces()) {
+                Vec2 _piece_pos = p.getPosition();
+                data[i++] = (byte) _piece_pos.x;
+                data[i++] = (byte) _piece_pos.y;
             }
-        data[i++] = 'S'; data[i++] = 'M'; data[i++] = 'E';
+        }
+        data[i++] = 'S'; data[i++] = 'M'; data[++i] = 'E';
+        FileOutputStream save_file = new FileOutputStream(file);
+        save_file.write(data);
+        save_file.flush();
+        save_file.close();
     }
 
     /**
@@ -108,7 +116,7 @@ public class BinaryParser implements FileParser {
      * Get Pieces out of the level data
      *
      * @param levelData  full data of the level without header and footer
-     * @param saved_data
+     * @param saved_data Should extract saved data and included it in the pieces
      * @return array of Piece from level data
      */
     private static Piece[] ExtractPiecesFromLevelData(byte[] levelData, boolean saved_data) {

app/src/test/java/school_project/Parsers/BinaryParserTest.java

@@ -38,6 +38,6 @@ class BinaryParserTest {
 
 
         assertEquals(15, BinaryParser.getByteSizeForMap(map, false));
-        assertEquals(18, BinaryParser.getByteSizeForMap(map, true));
+        assertEquals(19, BinaryParser.getByteSizeForMap(map, true));
     }
 }