tavern_keeper/src/ui/mod.rs

297 lines
9.8 KiB
Rust

mod chat;
mod controls;
mod debug_view;
mod guest_selection;
mod talk_to_guest;
mod status_line;
use crossterm::event::{read, Event, KeyCode};
use tui::{backend::Backend, Frame, layout::Layout, Terminal};
use crate::{game::Game, entity::{EntityId, EntityType}, world::Terrain};
use self::{chat::{Chat, ChatLine}, controls::Controls, debug_view::DebugView, guest_selection::GuestSelectionView, talk_to_guest::TalkToGuestView};
/**
* |........................|
* | Conversations/Selection|
* | |
* |........................|
* | Available Options |
* |........................|
*/
pub enum AppStatus<'a> {
Initial,
GuestSelection(GuestSelectionView<'a>),
TalkToGuest(TalkToGuestView),
BuyFromGuest(EntityId),
Debug(DebugView<'a>),
}
pub struct App<'a> {
game: Game,
status: AppStatus<'a>,
next_status: Option<AppStatus<'a>>,
// Conversation
conversation: Chat,
conversation_scroll: u16,
// // Guest Selection
// guest_selection: Option<GuestSelectionView<'a>>,
// // Debug
// debug_view: Option<DebugView<'a>>,
}
pub struct DefaultLayout {
pub status: tui::layout::Rect,
pub main: tui::layout::Rect,
pub controls: tui::layout::Rect,
}
impl DefaultLayout {
pub fn default(rect: tui::layout::Rect) -> DefaultLayout {
let chunks = Layout::default()
.direction(tui::layout::Direction::Vertical)
.constraints(
[
tui::layout::Constraint::Length(1),
tui::layout::Constraint::Min(3),
tui::layout::Constraint::Length(2)
]
.as_ref(),
).split(rect);
DefaultLayout {
status: chunks[0],
main: chunks[1],
controls: chunks[2],
}
}
}
impl<'a> App<'a> {
pub fn new(state: Game) -> App<'a> {
App {
game: state,
status: AppStatus::Initial,
conversation: Chat::new(),
conversation_scroll: 0,
next_status: None,
// guest_selection: None,
// debug_view: None,
}
}
pub fn do_loop<B: Backend>(&'a mut self, terminal: &mut Terminal<B>) -> bool {
terminal.draw(|f| self.draw(f)).unwrap();
self.step()
}
pub fn step(&'a mut self) -> bool {
if let Some(next_status) = self.next_status.take() {
self.status = next_status;
self.next_status = None;
}
let mut ret = (true, None);
match &mut self.status {
AppStatus::Initial => {
ret.1 = Some(AppStatus::GuestSelection(GuestSelectionView::new(&self.game)));
},
AppStatus::GuestSelection(ref mut guest_selection) => {
ret = guest_selection.control(&mut self.game);
},
AppStatus::TalkToGuest(talk_view) => {
ret = talk_view.control(&mut self.game);
},
AppStatus::BuyFromGuest(guest_id) => {
// match read() {
// Ok(Event::Key(event)) => {
// match event.code {
// KeyCode::Esc => {
// self.status = AppStatus::TalkToGuest(Some(*guest_id));
// },
// _ => {}
// }
// },
// _ => {}
// }
},
AppStatus::Debug(debug_view) => {
ret = debug_view.control(&mut self.game);
}
}
self.next_status = ret.1;
ret.0
}
fn open_debug(&mut self) {
self.status = AppStatus::Debug(DebugView::new(&self.game));
}
// fn default_layout(&self) -> Layout {
// DefaultLayout::default()
// }
pub fn draw<B: Backend>(&mut self, f: &mut Frame<B>) {
match &mut self.status {
AppStatus::Initial => {
self.draw_initial(f);
},
AppStatus::GuestSelection(view) => {
view.draw(f, &self.game);
},
AppStatus::TalkToGuest(view) => {
view.draw(f, &self.game);
},
AppStatus::BuyFromGuest(guest_id) => {
// self.draw_buy_from_guest(f, *guest_id);
},
AppStatus::Debug(view) => {
view.draw(f, &self.game);
},
}
}
fn draw_status<B: Backend>(&self, f: &mut Frame<B>, rect: tui::layout::Rect) {
let tavern = self.game.state.world.get_site(
self.game.state.tavern.unwrap()
).unwrap();
let spans = tui::text::Spans::from(vec![
tui::text::Span::raw("Date: "),
tui::text::Span::raw(format!("{}", self.game.state.time)),
tui::text::Span::raw(" "),
tui::text::Span::raw("Funds: "),
tui::text::Span::raw(format!("{} gold coins", tavern.coins)),
]);
let status_text = tui::widgets::Paragraph::new(spans)
.block(tui::widgets::Block::default().borders(tui::widgets::Borders::LEFT | tui::widgets::Borders::RIGHT))
.style(tui::style::Style::default().fg(tui::style::Color::White));
f.render_widget(status_text, rect);
}
pub fn draw_initial<B: Backend>(&mut self, _f: &mut Frame<B>) {}
fn draw_talk_to_guest<B: Backend>(&self, f: &mut Frame<B>, guest: Option<EntityId>) {
let chunks = DefaultLayout::default(f.size());
let guest = self.game.state.get_creature(guest.unwrap()).unwrap();
let key_style = tui::style::Style::default()
.add_modifier(tui::style::Modifier::BOLD)
.fg(tui::style::Color::Green)
.bg(tui::style::Color::Black);
let mut full_text = self.conversation.to_spans();
full_text.push(tui::text::Spans::from(vec![
tui::text::Span::styled("(a) ", key_style),
tui::text::Span::raw("What's your business?"),
]));
full_text.push(tui::text::Spans::from(vec![
tui::text::Span::styled("(b) ", key_style),
tui::text::Span::raw("What do you have to sell?"),
]));
full_text.push(tui::text::Spans::from(vec![
tui::text::Span::styled("(c) ", key_style),
tui::text::Span::raw("Heard of anything interesting?"),
]));
let text = tui::text::Text::from(full_text);
let scroll: u16 = ((text.lines.len() as u16) )
.saturating_sub(
(chunks.main.height as u16).saturating_sub(2) // 2 lines for the border
)
.saturating_sub(self.conversation_scroll);
let main_window = tui::widgets::Paragraph::new(text)
.block(tui::widgets::Block::default().title(guest.name.clone()).borders(tui::widgets::Borders::ALL))
.style(tui::style::Style::default().fg(tui::style::Color::White))
.scroll((scroll, 0));
let mut binding = Controls::new();
let controls = binding
.add("a-z".to_owned(), "Talk".to_owned())
.add("Esc".to_owned(), "Back".to_owned())
.render();
self.draw_status(f, chunks.status);
f.render_widget(main_window, chunks.main);
f.render_widget(controls, chunks.controls);
}
fn draw_buy_from_guest<B: Backend>(&self, f: &mut Frame<B>, guest_id: EntityId) {
let chunks = DefaultLayout::default(f.size());
let guest = self.game.state.get_creature(guest_id).unwrap();
let inventory = self.game.state.get_inventory(guest_id);
let mut list_items = vec![];
for item in inventory {
let item = self.game.state.get_item(item).unwrap();
list_items.push(tui::widgets::ListItem::new(format!("{} ({} gold)", item.name, item.value())));
}
let main_window = tui::widgets::List::new(list_items)
.block(tui::widgets::Block::default().title(guest.name.clone()).borders(tui::widgets::Borders::ALL))
.style(tui::style::Style::default().fg(tui::style::Color::White))
.highlight_style(tui::style::Style::default().add_modifier(tui::style::Modifier::ITALIC))
.highlight_symbol(">>");
let mut binding = Controls::new();
let controls = binding
.add("a-z".to_owned(), "Select".to_owned())
.add("Esc".to_owned(), "Back".to_owned())
.render();
self.draw_status(f, chunks.status);
f.render_widget(main_window, chunks.main);
f.render_widget(controls, chunks.controls);
}
/**
* Conversation
*/
fn greet_guest(&mut self, guest_id: Option<EntityId>) {
let guest = self.game.state.get_creature(guest_id.unwrap()).unwrap();
self.conversation.add_line(ChatLine::new(
(EntityType::Creature, 0),
"You".to_owned(),
"Greetings traveller!".to_owned(),
false
));
self.conversation.add_line(ChatLine::new(
guest_id.unwrap(),
guest.name.clone(),
"Hello, I'm ".to_owned() + &guest.name + ", nice to meet you! "
+ "I'm a " + &guest.profession.to_string() + ".",
false
));
self.conversation_scroll = 0;
}
fn ask_business(&mut self, guest: Option<EntityId>) {
let guest = self.game.state.get_creature(guest.unwrap()).unwrap();
self.conversation.add_line(ChatLine::new(
(EntityType::Creature, 0),
"You".to_owned(),
"What's your business?".to_owned(),
false
));
self.conversation.add_line(ChatLine::new(
guest.entity.id,
guest.name.clone(),
guest.say_agenda(& self.game.state),
false
));
self.conversation_scroll = 0;
}
}