package visitor;

import ast.Program;
import ast.definition.classes.FuncDefinition;
import ast.definition.classes.VarDefinition;
import ast.expression.classes.*;
import ast.statement.classes.*;
import ast.type.RecordField;
import ast.type.classes.*;

public abstract class AbstractVisitor<TP, TR> implements Visitor<TP, TR> {

    //PROGRAM

    @Override
    public TR visit(Program ast, TP param) {
        ast.getDefinitions().forEach(definition -> definition.accept(this, null));
        return null;
    }

    //DEFINITIONS

    @Override
    public TR visit(FuncDefinition ast, TP param) {
        ast.getType().accept(this, null);
        ast.getFunctionStmts().forEach(stmt -> stmt.accept(this, null));
        return null;
    }

    @Override
    public TR visit(VarDefinition ast, TP param) {
        ast.getType().accept(this, null);
        return null;
    }

    //STATEMENTS

    @Override
    public TR visit(Assignment ast, TP param) {

        ast.getOperand_1().accept(this, null);
        ast.getOperand_2().accept(this, null);

        return null;
    }

    @Override
    public TR visit(IfElse ast, TP param) {
        ast.getCondition().accept(this, null);
        ast.getIfStmts().forEach(stmt -> stmt.accept(this, null));
        ast.getElseStmts().forEach(stmt -> stmt.accept(this, null));

        return null;
    }

    @Override
    public TR visit(ReadStatement ast, TP param) {
        ast.getValue().accept(this, null);

        return null;
    }

    @Override
    public TR visit(Return ast, TP param) {
        ast.getValue().accept(this, null);
        return null;
    }

    @Override
    public TR visit(WhileLoop ast, TP param) {
        ast.getCondition().accept(this, null);
        ast.getStatements().forEach(stmt -> stmt.accept(this, null));
        return null;
    }

    @Override
    public TR visit(WriteStatement ast, TP param) {
        ast.getValue().accept(this, null);
        return null;
    }

    //TYPE

    @Override
    public TR visit(VoidType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(RecordType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(IntType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(FunctionType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(ErrorType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(DoubleType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(CharType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(ArrayType ast, TP param) {
        return null;
    }

    @Override
    public TR visit(RecordField ast, TP param) {
        return null;
    }

    //EXPRESSION

    @Override
    public TR visit(Arithmetic ast, TP param) {
        ast.getOperand_1().accept(this, null);
        ast.getOperand_2().accept(this, null);
        return null;
    }

    @Override
    public TR visit(Cast ast, TP param) {
        ast.getDataType().accept(this, null);
        ast.getValue().accept(this, null);
        return null;
    }

    @Override
    public TR visit(ArrayIndexing ast, TP param) {
        ast.getArray().accept(this, null);
        ast.getIndex().accept(this, null);
        return null;
    }

    @Override
    public TR visit(Comparison ast, TP param) {
        ast.getOperand_1().accept(this, null);
        ast.getOperand_2().accept(this, null);
        return null;
    }

    @Override
    public TR visit(Logical ast, TP param) {
        ast.getOperand_1().accept(this, null);
        ast.getOperand_2().accept(this, null);
        return null;
    }

    @Override
    public TR visit(FieldAccess ast, TP param) {
        ast.getValue().accept(this, null);
        return null;
    }

    @Override
    public TR visit(FunctionInvocation ast, TP param) {
        ast.getFunctionName().accept(this, null);
        ast.getArguments().forEach(arg -> arg.accept(this, null));
        return null;
    }

    @Override
    public TR visit(UnaryMinus ast, TP param) {
        ast.getValue().accept(this, null);
        return null;
    }

    @Override
    public TR visit(Negation ast, TP param) {
        ast.getValue().accept(this, null);
        return null;
    }

    @Override
    public TR visit(CharLiteral ast, TP param) {
        return null;
    }

    @Override
    public TR visit(DoubleLiteral ast, TP param) {
        return null;
    }

    @Override
    public TR visit(IntLiteral ast, TP param) {
        return null;
    }

    @Override
    public TR visit(Variable ast, TP param) {
        return null;
    }

}