ecere/sys/JSON: Fixed remaining class type confusion
[sdk] / ecere / src / sys / JSON.ec
index 06897d6..fbdef26 100644 (file)
@@ -1,5 +1,6 @@
 namespace sys;
 
+import "instance"
 import "System"
 import "Array"
 
@@ -20,7 +21,7 @@ public enum JSONResult { syntaxError, success, typeMismatch, noItem };
 
 public enum SetBool : uint
 {
-   unset, false, true /*; // Syntax error! */
+   unset, false, true;
 
    /*public property bool     // NOT WORKING!
    {
@@ -38,7 +39,7 @@ public:
 
    void SkipEmpty()
    {
-      while(!f.Eof() && (!ch || ch == ' ' || ch == '\n' || ch == '\r' || ch == '\t'))
+      while(!f.Eof() && (!ch || ch == ' ' || ch == '\n' || ch == '\r' || ch == '\t' || ch == '/'))
       {
          f.Getc(&ch);
       }
@@ -60,7 +61,7 @@ public:
             {
                value.p = string;
             }
-            else if(type && type.type == enumClass)
+            else if(type && (type.type == enumClass || type.type == unitClass))
             {
                if(((bool (*)(void *, void *, const char *))(void *)type._vTbl[__ecereVMethodID_class_OnGetDataFromString])(type, &value.i, string))
                   result = success;
@@ -75,6 +76,10 @@ public:
                result = success;
                delete string;
             }
+            else if(type && eClass_IsDerived(type, class(ColorAlpha)))
+            {
+               result = GetColorAlpha(string, value);
+            }
             else if(type && (type.type == structClass))
             {
                if(((bool (*)(void *, void *, const char *))(void *)type._vTbl[__ecereVMethodID_class_OnGetDataFromString])(type, value.p, string))
@@ -93,9 +98,14 @@ public:
       else if(ch == '[')
       {
          Container array;
-         result = GetArray(type, &array);
+         if(type && eClass_IsDerived(type, class(Map)))
+         {
+            result = GetMap(type, (Map *)&array);
+         }
+         else
+            result = GetArray(type, &array);
 
-         if(type && eClass_IsDerived(type, class(Container)))
+         if(result == success && type && eClass_IsDerived(type, class(Container)))
          {
             value.p = array;
          }
@@ -104,7 +114,8 @@ public:
             if(array)
                array.Free();
             delete array;
-            result = typeMismatch;
+            if(result != success)
+               result = typeMismatch;
          }
       }
       else if(ch == '-' || isdigit(ch))
@@ -113,18 +124,20 @@ public:
       }
       else if(ch == '{')
       {
-         void * object;
+         void * object = value.p;
          result = GetObject(type, &object);
          if(result)
          {
-            if(type && (type.type == normalClass || type.type == structClass || type.type == noHeadClass || type.type == bitClass))
+            if(type && type.type == structClass);
+            else if(type && (type.type == normalClass || type.type == noHeadClass || type.type == bitClass))
             {
                value.p = object;
             }
             else
             {
                result = typeMismatch;
-               ((void (*)(void *, void *))(void *)type._vTbl[__ecereVMethodID_class_OnFree])(type, object);
+               if(type)
+                  ((void (*)(void *, void *))(void *)type._vTbl[__ecereVMethodID_class_OnFree])(type, object);
             }
          }
       }
@@ -158,7 +171,8 @@ public:
             }
             else if(!strcmpi(buffer, "null"))
             {
-               value.p = 0;
+               if(type.type != structClass)
+                  value.p = 0;
             }
             else
                result = typeMismatch;
@@ -191,6 +205,8 @@ public:
                arrayType = type.templateArgs[0].dataTypeClass;
             }
 
+            if(arrayType && arrayType.type == structClass)
+               value.p = new0 byte[arrayType.structSize];
             itemResult = GetValue(arrayType, value);
             if(itemResult == success)
             {
@@ -198,15 +214,15 @@ public:
                uint64 t;
                if(arrayType.type == structClass)
                {
-                  t = (uint64) value.p;
+                  t = (uint64)(uintptr)value.p;
                }
                else if(arrayType == class(double) || !strcmp(arrayType.dataTypeString, "double"))
                {
-                  t = *(uint64 *)&value.d;
+                  t = value.ui64; //*(uint64 *)&value.d;
                }
                else if(arrayType == class(float) || !strcmp(arrayType.dataTypeString, "float"))
                {
-                  t = *(uint *)&value.f;
+                  t = value.ui; //f*(uint *)&value.f;
                }
                else if(arrayType.typeSize == sizeof(int64) || !strcmp(arrayType.dataTypeString, "int64") ||
                   !strcmp(arrayType.dataTypeString, "unsigned int64") || !strcmp(arrayType.dataTypeString, "uint64"))
@@ -231,9 +247,12 @@ public:
                }
                else
                {
-                  t = (uint64)value.p;
+                  t = (uint64)(uintptr)value.p;
                }
                ((void *(*)(void *, uint64))(void *)array->Add)(*array, t);
+
+               if(arrayType && arrayType.type == structClass)
+                  delete value.p;
             }
             else
             {
@@ -268,6 +287,69 @@ public:
       return result;
    }
 
+   JSONResult GetMap(Class type, Map * map)
+   {
+      JSONResult result = syntaxError;
+      SkipEmpty();
+      *map = null;
+      if(ch == '[')
+      {
+         Class mapNodeType = type.templateArgs[0].dataTypeClass;
+         Class keyType = mapNodeType.templateArgs[0].dataTypeClass;
+         Property keyProp = null;
+         if(keyType && !strcmp(keyType.dataTypeString, "char *"))
+            keyProp = eClass_FindProperty(mapNodeType, "key", mapNodeType.module);
+
+         *map = eInstance_New(type);
+         result = success;
+
+         while(result)
+         {
+            DataValue value { };
+
+            JSONResult itemResult;
+
+            itemResult = GetValue(mapNodeType, value);
+            if(itemResult == success)
+            {
+               String s = keyProp ? ((void * (*)(void *))(void *)keyProp.Get)(value.p) : null;
+               ((void *(*)(void *, uint64))(void *)map->Add)(*map, (uint64)(uintptr)value.p);
+               // Must free String keys here
+               delete s;
+            }
+            else
+            {
+               if(itemResult == typeMismatch)
+               {
+                  if(mapNodeType)
+                     PrintLn("Warning: Incompatible value for array value, expected ", (String)mapNodeType.name);
+               }
+               else if(itemResult == noItem)
+                  result = success;
+               else
+                  result = itemResult;
+            }
+
+            if(result != syntaxError)
+            {
+               if(ch != ']' && ch != ',')
+               {
+                  ch = 0;
+                  SkipEmpty();
+               }
+               if(ch == ']')
+               {
+                  break;
+               }
+               else if(ch != ',')
+                  result = syntaxError;
+            }
+         }
+      }
+      ch = 0;
+      return result;
+   }
+
    JSONResult GetString(String * string)
    {
       JSONResult result = syntaxError;
@@ -316,23 +398,33 @@ public:
          result = success;
       }
       delete buffer;
-      ch = 0;
+      if(ch != ',' && ch != '}')
+         ch = 0;
       return result;
    }
 
    public JSONResult GetObject(Class objectType, void ** object)
    {
       JSONResult result = syntaxError;
-      *object = null;
+      if(!objectType || objectType.type != structClass)
+         *object = null;
       SkipEmpty();
       if(ch == '{')
       {
+         Class mapKeyClass = null, mapDataClass = null;
+
+         if(objectType && objectType.templateClass && eClass_IsDerived(objectType.templateClass, class(MapNode)))
+         {
+            mapKeyClass = objectType.templateArgs[0].dataTypeClass;
+            mapDataClass = objectType.templateArgs[2].dataTypeClass;
+         }
+
          result = success;
          if(objectType && (objectType.type == noHeadClass || objectType.type == normalClass))
          {
             *object = eInstance_New(objectType);
          }
-         else if(objectType)
+         else if(objectType && objectType.type != structClass)
          {
             *object = eSystem_New(objectType.typeSize);
          }
@@ -346,28 +438,46 @@ public:
                DataMember member = null;
                Property prop = null;
                Class type = null;
+               bool isKey = false;
+               uint offset = 0;
 
                if(objectType)
                {
                   string[0] = (char)tolower(string[0]);
-                  member = eClass_FindDataMember(objectType, string, objectType.module, null, null);
-                  if(member)
+                  if(mapKeyClass && !strcmp(string, "key"))
                   {
-                     type = eSystem_FindClass(__thisModule, member.dataTypeString);
-                     if(!type)
-                        type = eSystem_FindClass(__thisModule.application, member.dataTypeString);
+                     prop = eClass_FindProperty(objectType, "key", objectType.module);
+                     type = mapKeyClass;
+                     isKey = true;
                   }
-                  else if(!member)
+                  else if(mapDataClass && !strcmp(string, "value"))
                   {
-                     prop = eClass_FindProperty(objectType, string, objectType.module);
-                     if(prop)
+                     prop = eClass_FindProperty(objectType, "value", objectType.module);
+                     type = mapDataClass;
+                  }
+                  else
+                  {
+                     member = eClass_FindDataMember(objectType, string, objectType.module, null, null);
+                     if(member)
                      {
-                        type = eSystem_FindClass(__thisModule, prop.dataTypeString);
+                        type = eSystem_FindClass(__thisModule, member.dataTypeString);
                         if(!type)
-                           type = eSystem_FindClass(__thisModule.application, prop.dataTypeString);
+                           type = eSystem_FindClass(__thisModule.application, member.dataTypeString);
+
+                        offset = member._class.offset + member.offset;
+                     }
+                     else if(!member)
+                     {
+                        prop = eClass_FindProperty(objectType, string, objectType.module);
+                        if(prop)
+                        {
+                           type = eSystem_FindClass(__thisModule, prop.dataTypeString);
+                           if(!type)
+                              type = eSystem_FindClass(__thisModule.application, prop.dataTypeString);
+                        }
+                        else
+                           PrintLn("Warning: member ", string, " not found in class ", (String)objectType.name);
                      }
-                     else
-                        PrintLn("Warning: member ", string, " not found in class ", (String)objectType.name);
                   }
                }
                // Find Member in Object Class
@@ -376,7 +486,15 @@ public:
 
                   if(type && type.type == structClass)
                   {
-                     value.p = (byte *)*object + member._class.offset + member.offset;
+                     if(member)
+                     {
+                        value.p = (byte *)*object + offset;
+                        memset(value.p, 0, type.structSize);
+                     }
+                     else if(prop)
+                     {
+                        value.p = new0 byte[type.structSize];
+                     }
                   }
                   ch = 0;
                   SkipEmpty();
@@ -398,10 +516,10 @@ public:
                               {
                                  // TOFIX: How to swiftly handle classes with base data type?
                                  if(type.type == structClass)
-                                    ; // Unhandled
+                                    ;
                                  else if(type.type == normalClass || type.type == noHeadClass)
                                  {
-                                    void ** ptr = (void**)((byte *)*object + member._class.offset + member.offset);
+                                    void ** ptr = (void**)((byte *)*object + offset);
                                     if(eClass_IsDerived(type, class(Container)) && *ptr)
                                     {
                                        Container container = (Container)*ptr;
@@ -412,36 +530,36 @@ public:
                                  }
                                  else if(type == class(double) || !strcmp(type.dataTypeString, "double"))
                                  {
-                                    *(double *)((byte *)*object + member._class.offset + member.offset) = value.d;
+                                    *(double *)((byte *)*object + offset) = value.d;
                                  }
                                  else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
                                  {
-                                    *(float *)((byte *)*object + member._class.offset + member.offset) = value.f;
+                                    *(float *)((byte *)*object + offset) = value.f;
                                  }
                                  else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
                                     !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
                                  {
-                                    *(uint64 *)((byte *)*object + member._class.offset + member.offset) = value.ui64;
+                                    *(uint64 *)((byte *)*object + offset) = value.ui64;
                                  }
                                  else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
                                     !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
                                  {
-                                    *(int *)((byte *)*object + member._class.offset + member.offset) = value.i;
+                                    *(int *)((byte *)*object + offset) = value.i;
                                  }
                                  else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
                                     !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
                                     !strcmp(type.dataTypeString, "int16"))
                                  {
-                                    *(short *)((byte *)*object + member._class.offset + member.offset) = value.s;
+                                    *(short *)((byte *)*object + offset) = value.s;
                                  }
                                  else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
                                     !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
                                  {
-                                    *(char *)((byte *)*object + member._class.offset + member.offset) = value.c;
+                                    *(char *)((byte *)*object + offset) = value.c;
                                  }
                                  else
                                  {
-                                    *(void **)((byte *)*object + member._class.offset + member.offset) = value.p;
+                                    *(void **)((byte *)*object + offset) = value.p;
                                  }
                               }
                               else if(prop && prop.Set)
@@ -449,37 +567,45 @@ public:
                                  if(!strcmp(type.dataTypeString, "char *"))
                                  {
                                     ((void (*)(void *, void *))(void *)prop.Set)(*object, value.p);
-                                    delete value.p;
-                                 }
-                                 // TOFIX: How to swiftly handle classes with base data type?
-                                 else if(type == class(double) || !strcmp(type.dataTypeString, "double"))
-                                 {
-                                    ((void (*)(void *, double))(void *)prop.Set)(*object, value.d);
-                                 }
-                                 else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
-                                 {
-                                    ((void (*)(void *, float))(void *)prop.Set)(*object, value.f);
-                                 }
-                                 else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
-                                    !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
-                                 {
-                                    ((void (*)(void *, uint64))(void *)prop.Set)(*object, value.ui64);
-                                 }
-                                 else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
-                                    !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
-                                 {
-                                    ((void (*)(void *, int))(void *)prop.Set)(*object, value.i);
+                                    if(!isKey)
+                                       delete value.p;
                                  }
-                                 else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
-                                    !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
-                                    !strcmp(type.dataTypeString, "int16"))
-                                 {
-                                    ((void (*)(void *, short))(void *)prop.Set)(*object, value.s);
-                                 }
-                                 else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
-                                    !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
+                                 else if(type.type == enumClass || type.type == bitClass || type.type == unitClass || type.type == systemClass)
                                  {
-                                    ((void (*)(void *, char))(void *)prop.Set)(*object, value.c);
+                                    // TOFIX: How to swiftly handle classes with base data type?
+                                    if(type == class(double) || !strcmp(type.dataTypeString, "double"))
+                                    {
+                                       ((void (*)(void *, double))(void *)prop.Set)(*object, value.d);
+                                    }
+                                    else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
+                                    {
+                                       ((void (*)(void *, float))(void *)prop.Set)(*object, value.f);
+                                    }
+                                    else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
+                                       !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
+                                    {
+                                       ((void (*)(void *, uint64))(void *)prop.Set)(*object, value.ui64);
+                                    }
+                                    else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
+                                       !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
+                                    {
+                                       ((void (*)(void *, int))(void *)prop.Set)(*object, value.i);
+                                    }
+                                    else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
+                                       !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
+                                       !strcmp(type.dataTypeString, "int16"))
+                                    {
+                                       ((void (*)(void *, short))(void *)prop.Set)(*object, value.s);
+                                    }
+                                    else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
+                                       !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
+                                    {
+                                       ((void (*)(void *, char))(void *)prop.Set)(*object, value.c);
+                                    }
+                                    else
+                                    {
+                                       ((void (*)(void *, int))(void *)prop.Set)(*object, value.i);
+                                    }
                                  }
                                  else
                                  {
@@ -497,9 +623,14 @@ public:
                   }
                   else
                      result = syntaxError;
+
+                  if(prop && type.type == structClass)
+                  {
+                     delete value.p;
+                  }
                }
             }
-            else if(ch)
+            else if(ch && ch != '}' && ch != ',')
                result = syntaxError;
             delete string;
 
@@ -531,6 +662,7 @@ public:
       }
       buffer[c] = 0;
       //if(strchr(buffer, '.'))
+      if(!type) return success;
 
       // TOFIX: How to swiftly handle classes with base data type?
       if(type == class(double) || !strcmp(type.dataTypeString, "double"))
@@ -552,16 +684,130 @@ public:
       }
       else if(type == class(uint64) || !strcmp(type.dataTypeString, "uint64"))
       {
-         value.ui64 = strtol(buffer, null, 10);  // TOFIX: 64 bit support
+         value.ui64 = strtoul(buffer, null, 10);  // TOFIX: 64 bit support
+         result = success;
+      }
+      else if(type == class(uint) || !strcmp(type.dataTypeString, "unsigned int"))
+      {
+         value.ui = (uint)strtoul(buffer, null, 10);  // TOFIX: 64 bit support
          result = success;
       }
       else
       {
-         value.i = strtol(buffer, null, 10);
+         value.i = (int)strtol(buffer, null, 10);
          result = success;
       }
+
+      if(result == success && type.type == unitClass)
+      {
+         // Convert to reference unit
+         Property prop;
+         for(prop = type.conversions.first; prop; prop = prop.next)
+         {
+            bool refProp = false;
+            Class c;
+            if(!strcmp(prop.name, type.base.fullName))
+               refProp = true;
+            else if( (c = eSystem_FindClass(type.module, prop.name) ) )
+            {
+               Property p;
+               for(p = c.conversions.first; p; p = p.next)
+               {
+                  if(!strcmp(p.name, type.base.fullName) && !p.Set && !p.Get)
+                  {
+                     refProp = true;
+                     break;
+                  }
+               }
+            }
+            if(refProp)
+            {
+               if(prop.Set && prop.Get)
+               {
+                  const String dts = type.base.dataTypeString;
+                  if(!strcmp(dts, "double"))
+                     value.d = ((double(*)(double))(void *)prop.Get)(value.d);
+                  else if(!strcmp(dts, "float"))
+                     value.f = ((float(*)(float))(void *)prop.Get)(value.f);
+                  else if(!strcmp(dts, "int"))
+                     value.i = ((int(*)(int))(void *)prop.Get)(value.i);
+                  else if(!strcmp(dts, "int64"))
+                     value.i64 = ((int64(*)(int64))(void *)prop.Get)(value.i64);
+                  else if(!strcmp(dts, "unsigned int"))
+                     value.ui = ((uint(*)(uint))(void *)prop.Get)(value.ui);
+                  else if(!strcmp(dts, "uint64"))
+                     value.ui64 = ((uint64(*)(uint64))(void *)prop.Get)(value.ui64);
+               }
+               else
+                  break;
+            }
+         }
+      }
       return result;
    }
+
+   JSONResult GetColorAlpha(String string, DataValue value)
+   {
+      ColorAlpha color = 0;
+      DefinedColor c = 0;
+      if(string)
+      {
+         if(string[0] == '0' && string[1] == 'x')
+            color = (uint)strtoul(string, null, 0);
+         else
+         {
+            char *d;
+            byte a = 255;
+            if((d = strchr(string, ',')))
+            {
+               a = (byte)atoi(string);
+               d += 2;
+            }
+            else
+               d = string;
+            if(c.class::OnGetDataFromString(d))
+            {
+               color.a = a;
+               color.color = c;
+            }
+            else
+               color = (uint)strtoul(string, null, 16);
+         }
+      }
+      value.i = color;
+      return success;
+   }
+}
+
+bool WriteMap(File f, Class type, Map map, int indent)
+{
+   if(map)
+   {
+      int i;
+      bool isFirst = true;
+      MapIterator it { map = map };
+      Class mapNodeClass = map._class.templateArgs[0].dataTypeClass;
+      f.Puts("[\n");
+      indent++;
+
+      while(it.Next())
+      {
+         MapNode n = (MapNode)it.pointer;
+         if(!isFirst)
+            f.Puts(",\n");
+         else
+            isFirst = false;
+         for(i = 0; i<indent; i++) f.Puts("   ");
+         _WriteJSONObject(f, mapNodeClass, n, indent);
+      }
+      f.Puts("\n");
+      indent--;
+      for(i = 0; i<indent; i++) f.Puts("   ");
+      f.Puts("]");
+   }
+   else
+      f.Puts("null");
+   return true;
 }
 
 bool WriteArray(File f, Class type, Container array, int indent)
@@ -588,15 +834,17 @@ bool WriteArray(File f, Class type, Container array, int indent)
          // TODO: Verify the matching between template type and uint64
          if(arrayType.type == structClass)
          {
-            value.p = (void *)t;
+            value.p = (void *)(uintptr)t;
          }
          else if(arrayType == class(double) || !strcmp(arrayType.dataTypeString, "double"))
          {
-            value.d = *(double *)&t;
+            value.ui64 = t;
+            //value.d = *(double *)&t;
          }
          else if(arrayType == class(float) || !strcmp(arrayType.dataTypeString, "float"))
          {
-            value.f = *(float *)&t;
+            value.ui = (uint)t;
+            //value.f = *(float *)&t;
          }
          else if(arrayType.typeSize == sizeof(int64) || !strcmp(arrayType.dataTypeString, "int64") ||
             !strcmp(arrayType.dataTypeString, "unsigned int64") || !strcmp(arrayType.dataTypeString, "uint64"))
@@ -621,7 +869,7 @@ bool WriteArray(File f, Class type, Container array, int indent)
          }
          else
          {
-            value.p = (void *)t;
+            value.p = (void *)(uintptr)t;
          }
          for(i = 0; i<indent; i++) f.Puts("   ");
          WriteValue(f, arrayType, value, indent);
@@ -640,6 +888,7 @@ bool WriteNumber(File f, Class type, DataValue value, int indent)
 {
    char buffer[1024];
    bool needClass = false;
+   bool quote;
    buffer[0] = 0;
    if(type == class(double) || !strcmp(type.dataTypeString, "double"))
       ((const char *(*)(void *, void *, char *, void *, bool *))(void *)type._vTbl[__ecereVMethodID_class_OnGetString])(type, &value.d, buffer, 0, &needClass);
@@ -661,7 +910,37 @@ bool WriteNumber(File f, Class type, DataValue value, int indent)
       ((const char *(*)(void *, void *, char *, void *, bool *))(void *)type._vTbl[__ecereVMethodID_class_OnGetString])(type, &value.c, buffer, null, &needClass);
    else if(!strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte") || type.typeSize == sizeof(byte))
       ((const char *(*)(void *, void *, char *, void *, bool *))(void *)type._vTbl[__ecereVMethodID_class_OnGetString])(type, &value.uc, buffer, null, &needClass);
+
+   quote = (type.type == unitClass && ((buffer[0] != '.' && !isdigit(buffer[0])) || strchr(buffer, ' ')));
+   if(quote) f.Puts("\"");
+   f.Puts(buffer);
+   if(quote) f.Puts("\"");
+   return true;
+}
+
+public bool WriteColorAlpha(File f, Class type, DataValue value, int indent)
+{
+   char buffer[1024];
+   char * string = buffer;
+   ColorAlpha color = value.i;
+   int a = color.a;
+   int len;
+   DefinedColor c = color;
+   buffer[0] = '\0';
+   if(a != 255)
+   {
+      a.class::OnGetString(buffer, null, null);
+      len = strlen(buffer);
+      buffer[len++] = ',';
+      buffer[len++] = ' ';
+      buffer[len] = '\0';
+      string += len;
+   }
+   if(!c.class::OnGetString(string, null, null))
+      sprintf(buffer, "0x%x", color);
+   f.Puts("\"");
    f.Puts(buffer);
+   f.Puts("\"");
    return true;
 }
 
@@ -669,46 +948,51 @@ bool WriteValue(File f, Class type, DataValue value, int indent)
 {
    if(!strcmp(type.name, "String") || !strcmp(type.dataTypeString, "char *"))
    {
-      f.Puts("\"");
-      //if(strchr(value.p, '\"') || strchr(value.p, '\\'))
+      if(!value.p)
+         f.Puts("null");
+      else
       {
-         int c = 0;
-         int b = 0;
-         char buffer[1024];
-         char * string = value.p;
-         char ch;
-         while(true)
+         f.Puts("\"");
+         //if(strchr(value.p, '\"') || strchr(value.p, '\\'))
          {
-            ch = string[c++];
-            if(ch == '\"')
+            int c = 0;
+            int b = 0;
+            char buffer[1024];
+            char * string = value.p;
+            char ch;
+            while(true)
             {
-               buffer[b] = 0;
-               f.Puts(buffer);
-               f.Puts("\\\"");
-               b = 0;
-            }
-            else if(ch == '\\')
-            {
-               buffer[b] = 0;
-               f.Puts(buffer);
-               f.Puts("\\\\");
-               b = 0;
-            }
-            else if(b == sizeof(buffer)-2 || !ch)
-            {
-               buffer[b++] = ch;
-               if(ch) buffer[b] = 0;
-               f.Puts(buffer);
-               b = 0;
-               if(!ch) break;
+               ch = string[c++];
+               if(ch == '\"')
+               {
+                  buffer[b] = 0;
+                  f.Puts(buffer);
+                  f.Puts("\\\"");
+                  b = 0;
+               }
+               else if(ch == '\\')
+               {
+                  buffer[b] = 0;
+                  f.Puts(buffer);
+                  f.Puts("\\\\");
+                  b = 0;
+               }
+               else if(b == sizeof(buffer)-2 || !ch)
+               {
+                  buffer[b++] = ch;
+                  if(ch) buffer[b] = 0;
+                  f.Puts(buffer);
+                  b = 0;
+                  if(!ch) break;
+               }
+               else
+                  buffer[b++] = ch;
             }
-            else
-               buffer[b++] = ch;
          }
+         /*else
+            f.Puts(value.p);*/
+         f.Puts("\"");
       }
-      /*else
-         f.Puts(value.p);*/
-      f.Puts("\"");
    }
    else if(!strcmp(type.name, "bool"))
    {
@@ -732,15 +1016,29 @@ bool WriteValue(File f, Class type, DataValue value, int indent)
       WriteNumber(f, type, value, indent);
       f.Puts("\"");
    }
+   else if(eClass_IsDerived(type, class(Map)))
+   {
+      WriteMap(f, type, value.p, indent);
+   }
    else if(eClass_IsDerived(type, class(Container)))
    {
       WriteArray(f, type, value.p, indent);
    }
-   else if(type.type == normalClass || type.type == noHeadClass || type.type == structClass || type.type == bitClass)
+   else if(type.type == normalClass || type.type == noHeadClass || type.type == structClass)
    {
       _WriteJSONObject(f, type, value.p, indent);
    }
-   else if(type.type == systemClass)
+   else if(eClass_IsDerived(type, class(ColorAlpha)))
+   {
+      WriteColorAlpha(f, type, value, indent);
+   }
+   else if(type.type == bitClass)
+   {
+      Class dataType;
+      dataType = eSystem_FindClass(__thisModule, type.dataTypeString);
+      WriteNumber(f, dataType, value, indent);
+   }
+   else if(type.type == systemClass || type.type == unitClass)
    {
       WriteNumber(f, type, value, indent);
    }
@@ -787,141 +1085,182 @@ static bool _WriteJSONObject(File f, Class objectType, void * object, int indent
          Property prop;
          int c;
          bool isFirst = true;
+         Class mapKeyClass = null, mapDataClass = null;
+         Class baseClass;
+         List<Class> bases { };
+
+         if(objectType.templateClass && eClass_IsDerived(objectType.templateClass, class(MapNode)))
+         {
+            mapKeyClass = objectType.templateArgs[0].dataTypeClass;
+            mapDataClass = objectType.templateArgs[2].dataTypeClass;
+         }
 
          f.Puts("{\n");
          indent++;
 
-         for(prop = objectType.membersAndProperties.first; prop; prop = prop.next)
+         for(baseClass = objectType; baseClass; baseClass = baseClass.base)
          {
-            if(prop.memberAccess != publicAccess || (prop.isProperty && (!prop.Set || !prop.Get))) continue;
-            if(prop.isProperty)
+            if(baseClass.isInstanceClass || !baseClass.base)
+               break;
+            bases.Insert(null, baseClass);
+         }
+
+         for(baseClass : bases)
+         {
+            for(prop = baseClass.membersAndProperties.first; prop; prop = prop.next)
             {
-               if(!prop.conversion && (!prop.IsSet || prop.IsSet(object)))
+               if(prop.memberAccess != publicAccess || (prop.isProperty && (!prop.Set || !prop.Get))) continue;
+               if(prop.isProperty)
+               {
+                  if(!prop.conversion && (!prop.IsSet || prop.IsSet(object)))
+                  {
+                     DataValue value { };
+                     Class type;
+
+                     if(mapKeyClass && !strcmp(prop.name, "key"))
+                        type = mapKeyClass;
+                     else if(mapDataClass && !strcmp(prop.name, "value"))
+                        type = mapDataClass;
+                     else
+                        type = eSystem_FindClass(__thisModule, prop.dataTypeString);
+                     if(!type)
+                        type = eSystem_FindClass(__thisModule.application, prop.dataTypeString);
+                     if(!type)
+                        PrintLn("warning: Unresolved data type ", (String)prop.dataTypeString);
+                     else
+                     {
+                        if(type.type == enumClass || type.type == bitClass || type.type == unitClass || type.type == systemClass)
+                        {
+                           // TOFIX: How to swiftly handle classes with base data type?
+                           if(type == class(double) || !strcmp(type.dataTypeString, "double"))
+                           {
+                              value.d = ((double (*)(void *))(void *)prop.Get)(object);
+                           }
+                           else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
+                           {
+                              value.f = ((float (*)(void *))(void *)prop.Get)(object);
+                           }
+                           else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
+                              !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
+                           {
+                              value.ui64 = ((uint64 (*)(void *))(void *)prop.Get)(object);
+                           }
+                           else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
+                              !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
+                           {
+                              value.i = ((int (*)(void *))(void *)prop.Get)(object);
+                           }
+                           else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
+                              !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
+                              !strcmp(type.dataTypeString, "int16"))
+                           {
+                              value.s = ((short (*)(void *))(void *)prop.Get)(object);
+                           }
+                           else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
+                              !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
+                           {
+                              value.c = ((char (*)(void *))(void *)prop.Get)(object);
+                           }
+                        }
+                        else if(type.type == structClass)
+                        {
+                           value.p = new0 byte[type.structSize];
+                           ((void (*)(void *, void *))(void *)prop.Get)(object, value.p);
+                        }
+                        else
+                        {
+                           value.p = ((void *(*)(void *))(void *)prop.Get)(object);
+                        }
+
+                        if(!isFirst) f.Puts(",\n");
+                        for(c = 0; c<indent; c++) f.Puts("   ");
+
+                        f.Puts("\"");
+                        f.Putc((char)toupper(prop.name[0]));
+                        f.Puts(prop.name+1);
+                        f.Puts("\" : ");
+                        WriteValue(f, type, value, indent);
+                        isFirst = false;
+                        if(type.type == structClass)
+                           delete value.p;
+                     }
+                  }
+               }
+               else
                {
+                  DataMember member = (DataMember)prop;
                   DataValue value { };
-                  Class type = eSystem_FindClass(__thisModule, prop.dataTypeString);
-                  if(!type)
-                     type = eSystem_FindClass(__thisModule.application, prop.dataTypeString);
+                  uint offset;
+                  Class type = eSystem_FindClass(__thisModule, member.dataTypeString);
                   if(!type)
-                     PrintLn("warning: Unresolved data type ", (String)prop.dataTypeString);
-                  else
+                     type = eSystem_FindClass(__thisModule.application, member.dataTypeString);
+
+                  offset = member._class.offset + member.offset;
+
+                  if(type)
                   {
-                     // TOFIX: How to swiftly handle classes with base data type?
-                     if(type == class(double) || !strcmp(type.dataTypeString, "double"))
+                     if(type.type == normalClass || type.type == noHeadClass || type.type == structClass || !strcmp(type.name, "String"))
                      {
-                        value.d = ((double (*)(void *))(void *)prop.Get)(object);
+                        if(type.type == structClass)
+                           value.p = (void *)((byte *)object + offset);
+                        else
+                           value.p = *(void **)((byte *)object + offset);
+                        if(!value.p)
+                           continue;
+                     }
+                     else if(type == class(double) || !strcmp(type.dataTypeString, "double"))
+                     {
+                        value.d = *(double *)((byte *)object + offset);
                      }
                      else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
                      {
-                        value.f = ((float (*)(void *))(void *)prop.Get)(object);
+                        value.f = *(float *)((byte *)object + offset);
                      }
                      else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
                         !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
                      {
-                        value.ui64 = ((uint64 (*)(void *))(void *)prop.Get)(object);
+                        value.ui64 = *(uint64 *)((byte *)object + offset);
                      }
                      else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
                         !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
                      {
-                        value.i = ((int (*)(void *))(void *)prop.Get)(object);
+                        value.i = *(int *)((byte *)object + offset);
+                        if(!strcmp(type.name, "bool") || type.type == enumClass)
+                           if(!value.i)
+                              continue;
                      }
                      else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
                         !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
                         !strcmp(type.dataTypeString, "int16"))
                      {
-                        value.s = ((short (*)(void *))(void *)prop.Get)(object);
+                        value.s = *(short *)((byte *)object + offset);
                      }
                      else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
                         !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
                      {
-                        value.c = ((char (*)(void *))(void *)prop.Get)(object);
+                        value.c = *(char *)((byte *)object + offset);
                      }
                      else
                      {
-                        value.p = ((void *(*)(void *))(void *)prop.Get)(object);
+                        value.i = *(int *)((byte *)object + offset);
                      }
 
                      if(!isFirst) f.Puts(",\n");
                      for(c = 0; c<indent; c++) f.Puts("   ");
 
                      f.Puts("\"");
-                     f.Putc((char)toupper(prop.name[0]));
-                     f.Puts(prop.name+1);
+                     f.Putc((char)toupper(member.name[0]));
+                     f.Puts(member.name+1);
                      f.Puts("\" : ");
                      WriteValue(f, type, value, indent);
                      isFirst = false;
                   }
                }
             }
-            else
-            {
-               DataMember member = (DataMember)prop;
-               DataValue value { };
-               Class type = eSystem_FindClass(__thisModule, member.dataTypeString);
-               if(!type)
-                  type = eSystem_FindClass(__thisModule.application, member.dataTypeString);
-
-               if(type)
-               {
-                  if(type.type == normalClass || type.type == noHeadClass || type.type == structClass || !strcmp(type.name, "String"))
-                  {
-                     if(type.type == structClass)
-                        value.p = (void *)((byte *)object + member._class.offset + member.offset);
-                     else
-                        value.p = *(void **)((byte *)object + member._class.offset + member.offset);
-                     if(!value.p)
-                        continue;
-                  }
-                  else if(type == class(double) || !strcmp(type.dataTypeString, "double"))
-                  {
-                     value.d = *(double *)((byte *)object + member._class.offset + member.offset);
-                  }
-                  else if(type == class(float) || !strcmp(type.dataTypeString, "float"))
-                  {
-                     value.f = *(float *)((byte *)object + member._class.offset + member.offset);
-                  }
-                  else if(type.typeSize == sizeof(int64) || !strcmp(type.dataTypeString, "int64") ||
-                     !strcmp(type.dataTypeString, "unsigned int64") || !strcmp(type.dataTypeString, "uint64"))
-                  {
-                     value.ui64 = *(uint64 *)((byte *)object + member._class.offset + member.offset);
-                  }
-                  else if(type.typeSize == sizeof(int) || !strcmp(type.dataTypeString, "int") ||
-                     !strcmp(type.dataTypeString, "unsigned int") || !strcmp(type.dataTypeString, "uint"))
-                  {
-                     value.i = *(int *)((byte *)object + member._class.offset + member.offset);
-                     if(!strcmp(type.name, "bool") || type.type == enumClass)
-                        if(!value.i)
-                           continue;
-                  }
-                  else if(type.typeSize == sizeof(short int) || !strcmp(type.dataTypeString, "short") ||
-                     !strcmp(type.dataTypeString, "unsigned short") || !strcmp(type.dataTypeString, "uint16") ||
-                     !strcmp(type.dataTypeString, "int16"))
-                  {
-                     value.s = *(short *)((byte *)object + member._class.offset + member.offset);
-                  }
-                  else if(type.typeSize == sizeof(byte) || !strcmp(type.dataTypeString, "char") ||
-                     !strcmp(type.dataTypeString, "unsigned char") || !strcmp(type.dataTypeString, "byte"))
-                  {
-                     value.c = *(char *)((byte *)object + member._class.offset + member.offset);
-                  }
-                  else
-                  {
-                     value.i = *(int *)((byte *)object + member._class.offset + member.offset);
-                  }
-
-                  if(!isFirst) f.Puts(",\n");
-                  for(c = 0; c<indent; c++) f.Puts("   ");
-
-                  f.Puts("\"");
-                  f.Putc((char)toupper(member.name[0]));
-                  f.Puts(member.name+1);
-                  f.Puts("\" : ");
-                  WriteValue(f, type, value, indent);
-                  isFirst = false;
-               }
-            }
          }
 
+         delete bases;
+
          indent--;
          f.Puts("\n");
          for(c = 0; c<indent; c++) f.Puts("   "); f.Puts("}");