#ifndef VARNODE_H
#define VARNODE_H

#include "varnode.hpp"

struct VarNode : public Node {
	Type* sem_type;

	//get set var
	TNode*         load(Codegen* g);
	virtual TNode* store(Codegen* g, TNode* n);
	virtual bool   isObjParam();

	//addr of var
	virtual void   semant(Environ* e)    = 0;
	virtual TNode* translate(Codegen* g) = 0;
};

#include "decl.hpp"

struct DeclVarNode : public VarNode {
	Decl* sem_decl;
	DeclVarNode(Decl* d = 0) : sem_decl(d)
	{
		if (d)
			sem_type = d->type;
	}
	void           semant(Environ* e);
	TNode*         translate(Codegen* g);
	virtual TNode* store(Codegen* g, TNode* n);
	bool           isObjParam();
};

struct IdentVarNode : public DeclVarNode {
	string ident, tag;
	IdentVarNode(const string& i, const string& t) : ident(i), tag(t) {}
	void semant(Environ* e);
};

struct ArrayVarNode : public VarNode {
	string       ident, tag;
	ExprSeqNode* exprs;
	Decl*        sem_decl;
	ArrayVarNode(const string& i, const string& t, ExprSeqNode* e) : ident(i), tag(t), exprs(e) {}
	~ArrayVarNode()
	{
		delete exprs;
	}
	void   semant(Environ* e);
	TNode* translate(Codegen* g);
};

struct FieldVarNode : public VarNode {
	ExprNode* expr;
	string    ident, tag;
	Decl*     sem_field;
	FieldVarNode(ExprNode* e, const string& i, const string& t) : expr(e), ident(i), tag(t) {}
	~FieldVarNode()
	{
		delete expr;
	}
	void   semant(Environ* e);
	TNode* translate(Codegen* g);
};

struct VectorVarNode : public VarNode {
	ExprNode*    expr;
	ExprSeqNode* exprs;
	VectorType*  vec_type;
	VectorVarNode(ExprNode* e, ExprSeqNode* es) : expr(e), exprs(es) {}
	~VectorVarNode()
	{
		delete expr;
		delete exprs;
	}
	void   semant(Environ* e);
	TNode* translate(Codegen* g);
};

#endif