set_variables backup

pub fn set_variables(variables: &HashMap<String, String>, component: &mut Component) {
    let colors = &mut component.data.constant.colors;

    let mut resolved_vars = HashMap::<String, String>::new();
    for (var_key, var_value) in colors.iter_mut() {
        if var_key.starts_with('$') {
            // Find in local scope
            let var_key = &var_key[1..];
            let local_value = resolved_vars.iter().find_map(|(k, v)| {
                if var_key == *k {
                    Some(v.to_owned())
                } else {
                    None
                }
            });
            if let Some(value) = local_value {
                resolved_vars.insert(var_key.to_owned(), value);
            } else {
                let global_value = variables.iter().find_map(|(k, v)| {
                    if var_key == *k {
                        Some(v.to_owned())
                    } else {
                        None
                    }
                });
                if let Some(value) = global_value {
                    resolved_vars.insert(var_key.to_owned(), value);
                } else {
                    error!("Variable {} not found!", var_key);
                }
            }
        } else {
            resolved_vars.insert(var_key.to_owned(), var_value.to_owned());
        }
    }
    component.data.constant.colors = resolved_vars;
}