/* openbills-web - Web client for Libre Billing Software
 * Copyright (C) 2023  Vidhu Kant Sharma <vidhukant@vidhukant.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

use yew::prelude::*;
use yew_router::prelude::*;

use crate::app::Route;
use crate::components::navbar::nav_link::NavLink;

#[derive(PartialEq)]
struct Link {
    pub label: String,
    pub to: Route,
}

// shows different links based on the current route
#[function_component(Nav)]
pub fn nav() -> Html {
    let current_route = use_route::<Route>().unwrap_or_default();

    // fallback to this set of links
    let default_links = Vec::from([
        Link {
            label: String::from("Home"),
            to: Route::Home,
        },
        Link {
            label: String::from("Manage"),
            to: Route::ManageMenu,
        },
    ]);

    let manage_links = Vec::from([
        Link {
            label: String::from("Home"),
            to: Route::Home,
        },
        Link {
            label: String::from("Clients"),
            to: Route::ManageClients,
        },
        Link {
            label: String::from("Brands"),
            to: Route::ManageBrands,
        },
        Link {
            label: String::from("Items"),
            to: Route::ManageItems,
        },
        Link {
            label: String::from("Invoices"),
            to: Route::ManageInvoices,
        },
    ]);

    let links_html: Html = match current_route {
        Route::ManageClients
        | Route::ManageBrands
        | Route::ManageItems
        | Route::ManageInvoices => manage_links,
        _ => default_links,
    }
        .iter()
        .map(|link| html!(<NavLink label={link.label.clone()} to={link.to.clone()} />))
        .collect();

    html! {
        <nav>
            {links_html}
        </nav>
    }
}