package io.gitlab.jfronny.muscript.compiler.expr.dynamic;

import io.gitlab.jfronny.muscript.compiler.expr.*;
import io.gitlab.jfronny.muscript.compiler.expr.annotations.*;
import io.gitlab.jfronny.muscript.dynamic.*;
import io.gitlab.jfronny.muscript.error.*;

@CanThrow @UncheckedDynamic
public class Variable extends DynamicExpr {
    private final String name;

    public Variable(int character, String name) {
        super(character);
        this.name = name;
    }

    @Override
    public Dynamic<?> get(Dynamic<?> dataRoot) {
        if (dataRoot.asObject().has(name)) return dataRoot.asObject().get(name);
        else if (name.contains("::")) {
            Dynamic<?> res = dataRoot;
            for (String s : name.split("::")) {
                if (!res.asObject().has(s))
                    throw new LocationalException(character, "This object doesn't contain that name");
                res = res.asObject().get(s);
            }
            return res;
        } else throw new LocationalException(character, "This object doesn't contain that name");
    }
}