Add serialization

[mtmap.git] / serialize.go

diff --git a/serialize.go b/serialize.go
new file mode 100644 (file)
index 0000000..6fdf68d
--- /dev/null
+++ b/serialize.go
@@ -0,0 +1,176 @@
+package mtmap
+
+import (
+       "bytes"
+       "compress/zlib"
+       "encoding/binary"
+       "github.com/anon55555/mt"
+       "io"
+)
+
+func Serialize(blk *MapBlk, w io.Writer, idNameMap map[string]mt.Content) error {
+       if err := binary.Write(w, binary.BigEndian, &SerializeVer); err != nil {
+               return err
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &blk.Flags); err != nil {
+               return err
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &blk.LightingComplete); err != nil {
+               return err
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &ContentWidth); err != nil {
+               return err
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &ParamsWidth); err != nil {
+               return err
+       }
+
+       {
+               var buf bytes.Buffer
+               zw := zlib.NewWriter(&buf)
+
+               if err := binary.Write(zw, binary.BigEndian, &blk.Param0); err != nil {
+                       return err
+               }
+
+               if err := zw.Close(); err != nil {
+                       return err
+               }
+
+               if _, err := buf.WriteTo(w); err != nil {
+                       return err
+               }
+       }
+
+       {
+               var buf bytes.Buffer
+               zw := zlib.NewWriter(&buf)
+
+               if err := binary.Write(zw, binary.BigEndian, &NodeMetaVer); err != nil {
+                       return err
+               }
+
+               var count = uint16(len(blk.NodeMetas))
+               if err := binary.Write(zw, binary.BigEndian, &count); err != nil {
+                       return err
+               }
+
+               for pos, data := range blk.NodeMetas {
+                       if err := binary.Write(zw, binary.BigEndian, &pos); err != nil {
+                               return err
+                       }
+
+                       var num = uint32(len(data.Fields))
+                       if err := binary.Write(zw, binary.BigEndian, &num); err != nil {
+                               return err
+                       }
+
+                       for _, field := range data.Fields {
+                               var lenName = uint16(len(field.Name))
+                               if err := binary.Write(zw, binary.BigEndian, &lenName); err != nil {
+                                       return err
+                               }
+
+                               var name = []byte(field.Name)
+                               if err := binary.Write(zw, binary.BigEndian, &name); err != nil {
+                                       return err
+                               }
+
+                               var lenValue = uint32(len(field.Value))
+                               if err := binary.Write(zw, binary.BigEndian, &lenValue); err != nil {
+                                       return err
+                               }
+
+                               var value = []byte(field.Value)
+                               if err := binary.Write(zw, binary.BigEndian, &value); err != nil {
+                                       return err
+                               }
+
+                               if err := binary.Write(zw, binary.BigEndian, &field.Private); err != nil {
+                                       return err
+                               }
+                       }
+
+                       if err := data.Inv.Serialize(zw); err != nil {
+                               return err
+                       }
+               }
+
+               if err := zw.Close(); err != nil {
+                       return err
+               }
+
+               if _, err := buf.WriteTo(w); err != nil {
+                       return err
+               }
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &StaticObjVer); err != nil {
+               return err
+       }
+
+       var staticObjCount = uint16(len(blk.StaticObjs))
+       if err := binary.Write(w, binary.BigEndian, &staticObjCount); err != nil {
+               return err
+       }
+
+       for _, obj := range blk.StaticObjs {
+               if err := binary.Write(w, binary.BigEndian, &obj.Type); err != nil {
+                       return err
+               }
+
+               var pos = [3]int32{
+                       int32(obj.Pos[0] * 1000.0),
+                       int32(obj.Pos[1] * 1000.0),
+                       int32(obj.Pos[2] * 1000.0),
+               }
+               if err := binary.Write(w, binary.BigEndian, &pos); err != nil {
+                       return err
+               }
+
+               var dataLen = uint16(len(obj.Data))
+               if err := binary.Write(w, binary.BigEndian, &dataLen); err != nil {
+                       return err
+               }
+
+               var data = []byte(obj.Data)
+               if err := binary.Write(w, binary.BigEndian, &data); err != nil {
+                       return err
+               }
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &blk.Timestamp); err != nil {
+               return err
+       }
+
+       if err := binary.Write(w, binary.BigEndian, &NameIdMapVer); err != nil {
+               return err
+       }
+
+       var nameIdMapCount = uint16(len(idNameMap))
+       if err := binary.Write(w, binary.BigEndian, &nameIdMapCount); err != nil {
+               return err
+       }
+
+       for name, id := range idNameMap {
+               if err := binary.Write(w, binary.BigEndian, &id); err != nil {
+                       return err
+               }
+
+               var nameLen = uint16(len(name))
+               if err := binary.Write(w, binary.BigEndian, &nameLen); err != nil {
+                       return err
+               }
+
+               var name = []byte(name)
+               if err := binary.Write(w, binary.BigEndian, &name); err != nil {
+                       return err
+               }
+       }
+
+       return nil
+}