wiki-tui 0.4.3

A simple and easy to use Wikipedia Text User Interface
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use crate::change_theme;
use crate::config;
use crate::ui;

use cursive::event::{Event, Key};
use cursive::view::{Nameable, Resizable};
use cursive::views::{Dialog, LinearLayout, SelectView};
use cursive::Cursive;

pub fn add_table_of_contents(siv: &mut Cursive, toc: ui::models::table_of_contents::Table) {
    // get the article_layout and create an empty select view
    let mut article_layout = siv.find_name::<LinearLayout>("article_layout").unwrap();
    let mut toc_view =
        SelectView::<ui::models::table_of_contents::Item>::new().on_submit(|siv, item| {
            use crate::ui::article::ArticleView;
            log::info!("Jumping to '{}'", item.text);
            let item_index = match siv
                .find_name::<SelectView<ui::models::table_of_contents::Item>>("toc_view")
            {
                Some(view) => {
                    let mut index: usize = 0;
                    for (idx, _item) in view.iter().enumerate() {
                        if _item.1.text == item.text {
                            index = idx;
                            break;
                        }
                    }
                    index
                }
                None => 0_usize,
            };

            log::trace!("item_index: {}", item_index);

            if let Some(mut view) = siv.find_name::<ArticleView>("article_view") {
                view.select_header(item_index)
            }

            if let Err(error) = siv.focus_name("article_view") {
                log::warn!("Failed selecting the article view: {}", error);
                return;
            }

            if let Err(error) = siv.cb_sink().send(Box::new(move |siv: &mut Cursive| {
                siv.on_event(Event::Key(Key::Down));
                siv.on_event(Event::Key(Key::Up));
            })) {
                log::warn!(
                    "Failed sending the callback to update the article view: {}",
                    error
                );
            };
        });

    // now go through every item
    log::debug!("Adding the table of content to the toc_view");
    for item in toc.items.into_iter() {
        add_item_to_toc(&mut toc_view, item);
    }

    article_layout.insert_child(
        1,
        change_theme!(
            config::CONFIG.theme.toc_view,
            Dialog::around(toc_view.with_name("toc_view").full_height()).title(toc.title)
        ),
    );
    article_layout.set_weight(1, 10);
    log::debug!("Added the toc_view to the article_layout");
}

fn add_item_to_toc(
    toc_view: &mut SelectView<ui::models::table_of_contents::Item>,
    item: ui::models::table_of_contents::Item,
) {
    // add the item to the select_view
    let label = format!("{}{}", " ".repeat(item.number as usize), item.text);
    log::debug!("Added the item: {} to the toc_view", label);
    toc_view.add_item(label, item);
}