#ifndef clox_object_h
#define clox_object_h

#include "common.h"
#include "table.h"
#include "value.h"

#define OBJ_TYPE(value)         (AS_OBJ(value)->type)

#define IS_STRING(value)        isObjType(value, OBJ_STRING)
#define IS_ARRAY(value)         isObjType(value, OBJ_ARRAY)


#define AS_STRING(value)        ((ObjString*)AS_OBJ(value))
#define AS_CSTRING(value)       (((ObjString*)AS_OBJ(value))->chars)

#define AS_ARRAY(value)        ((ObjArray*)AS_OBJ(value))
#define AS_VARRAY(value)        (((ObjArray*)AS_OBJ(value))->array)
#define AS_HASH(value)        (((ObjHash*)AS_OBJ(value))->hashTable)

typedef enum {
  OBJ_STRING,
  OBJ_ARRAY,
  OBJ_HASH
} ObjType;

struct sObj {
  ObjType type;
  struct sObj* next;
};

struct sObjString {
  Obj obj;
  int length;
  char* chars;
  uint32_t hash;
};

struct sObjArray {
  Obj obj;
  ValueArray* array;
};

struct sObjHash {
  Obj obj;
  Table* hashTable;
};

ObjArray* takeArray(ValueArray* valArray);
ObjHash* takeHash(Table* hash);
ObjString* takeString(char* chars, int length);
ObjString* copyString(const char* chars, int length);
void printObject(Value value);

static inline bool isObjType(Value value, ObjType type) {
  return IS_OBJ(value) && AS_OBJ(value)->type == type;
}


#endif