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el_diablo
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Show manual 

extract playing the game and the manual from main
This commit is contained in:
Joachim Lusiardi 2024-01-23 09:56:31 +01:00
parent 4a31994ac9
commit 1c6e5d26d0
1 changed files with 236 additions and 214 deletions
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450
src/main.rs
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@ -1,4 +1,5 @@
use std::io::Result;
use std::cmp::min;
use std::io::{Result, Stdout};
use std::io::stdout;
use std::string::ToString;
use std::time::Instant;
@ -48,229 +49,250 @@ struct CliOptions {
fn main() -> Result<()> {
let cli_options = CliOptions::parse();
let player_stats = PlayerStats::create_random();
let mut game = Game::new(Player::new(realname().as_str(), player_stats));
stdout().execute(EnterAlternateScreen)?;
enable_raw_mode()?;
let mut terminal = Terminal::new(CrosstermBackend::new(stdout()))?;
terminal.clear()?;
if cli_options.manual {
loop {
let _ = terminal.draw(|frame| {
let mut area = frame.size();
let w = area.width / 2;
let h = area.height / 2;
area.x += w - 20;
area.y += h - 10;
area.width = 40;
area.height = 20;
let block = Block::default()
.title(Title::from(" Manual ").alignment(Alignment::Center).position(Position::Top))
.title(Title::from("Press `q` to quit!").position(Position::Bottom))
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let mut text = "To control your character (depicted by the 8) you can use the cursor keys. \n\n\
To interact simply walk into the entity to interact with. Possible entities are creates \
(depicted by C), potions (depicted by P) or enemies.".to_string();
let paragraph = Paragraph::new(text).block(block).wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
});
if event::poll(std::time::Duration::from_millis(16))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
}
}
}
show_manual(&mut terminal);
} else {
let start_time = Instant::now();
let mut ticks = 0;
loop {
terminal.draw(|frame| {
let mut area = frame.size();
frame.render_widget(Block::default().style(Style::default().bg(Color::Green)), area);
// don't draw stuff except an info box if the terminal is too small (less than 80x25)
// to prevent the read drawing code from crashing the game.
if area.width < 80 || area.height < 25 {
let block = Block::default()
.title("Info")
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let paragraph = Paragraph::new("Terminal needs to be at leas 80x25!")
.block(block)
.wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
return;
}
if area.width > 80 {
area.x = (area.width - 80) / 2;
area.width = 80;
}
if area.height > 25 {
area.y = (area.height - 25) / 2;
area.height = 25;
}
let map_area = Rect {
x: area.x,
y: area.y,
width: level::LEVEL_WIDTH as u16,
height: level::LEVEL_HEIGHT as u16,
};
frame.render_stateful_widget(LevelWidget::new(game.uses_fog_of_war()), map_area, &mut game);
let stats_area = Rect {
x: area.x + 50,
y: area.y,
width: 30,
height: 15,
};
let block = Block::default()
.title(
Title::from(
format!(" {} ", game.get_player().get_name()))
.alignment(Alignment::Center)
.position(Position::Top)
)
.borders(Borders::TOP)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Blue));
frame.render_widget(
Paragraph::new(format!("Health: {}/{}\nExp: {}\nGold: {}\nLevel: {}",
game.get_player().get_life(),
game.get_player().get_max_life(),
game.get_player().get_experience(),
game.get_player().get_gold(),
game.get_player().get_immutable_position().get_level()))
.block(block).wrap(Wrap { trim: true }),
stats_area,
);
let messages_area = Rect {
x: area.x + 50,
y: area.y + 15,
width: 30,
height: 10,
};
// Display the latest messages from the game to the user
let block = Block::default()
.title(Title::from(" messages ").alignment(Alignment::Center).position(Position::Top))
.borders(Borders::TOP)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Blue));
let paragraph1 = if game.messages.is_empty() { "".to_string() } else { format!("> {}", game.messages.join("\n> ")) };
frame.render_widget(
Paragraph::new(paragraph1).block(block).wrap(Wrap { trim: true }),
messages_area,
);
})?;
let mut player_moved = false;
if event::poll(std::time::Duration::from_millis(FRAME_LENGTH))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('v') {
game.messages.insert(0, format!("You are playing version '{}'.", env!("GIT_HASH")).to_string());
}
// disabling the d key (disable fog of war) in release builds!
#[cfg(debug_assertions)]
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('d') {
game.messages.insert(0, "toggle fog of war!".to_string());
game.toggle_fog_of_war();
}
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
if key.kind == KeyEventKind::Press {
let new_pos = match key.code {
KeyCode::Left => {
player_moved = true;
game.move_player(-1, 0)
}
KeyCode::Right => {
player_moved = true;
game.move_player(1, 0)
}
KeyCode::Up => {
player_moved = true;
game.move_player(0, -1)
}
KeyCode::Down => {
player_moved = true;
game.move_player(0, 1)
}
_ => { (0, 0) }
};
if !game.player_fights_monster() {
// player attacked monster but did not kill it
game.move_player(new_pos.0, new_pos.1);
}
game.player_collects_artifact();
}
}
}
game.update_level(ticks, player_moved);
if game.get_game_state() != GameState::RUNNING {
break;
}
ticks += 1;
}
let playtime = start_time.elapsed();
loop {
let _ = terminal.draw(|frame| {
let mut area = frame.size();
let w = area.width / 2;
let h = area.height / 2;
area.x += w - 20;
area.y += h - 10;
area.width = 40;
area.height = 20;
let block = Block::default()
.title(Title::from(" Game ended ").alignment(Alignment::Center).position(Position::Top))
.title(Title::from("Press `q` to quit!").position(Position::Bottom))
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let mut text = match game.get_game_state() {
GameState::RUNNING => {
"Quitting is for cowards! You'll better try again!".to_string()
}
GameState::LOST => {
format!("Sorry, you died in the dungeon. Better luck next time!\nLast message:\n{}", game.messages[0]).to_string()
}
GameState::WON => {
"Congratulation! You mastered your way through the dungeon and won the game.".to_string()
}
};
text += format!("\n\nYou gained {} experience.", game.get_player().get_experience()).as_str();
text += format!("\nYou collected {} gold.", game.get_player().get_gold()).as_str();
text += format!("\nYou played {} seconds.", playtime.as_secs()).as_str();
let paragraph = Paragraph::new(text).block(block).wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
});
if event::poll(std::time::Duration::from_millis(16))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
}
}
}
play_game(&mut terminal)?;
}
stdout().execute(LeaveAlternateScreen)?;
disable_raw_mode()?;
Ok(())
}
/// play the game ;)
fn play_game(terminal: &mut Terminal<CrosstermBackend<Stdout>>) -> Result<()> {
let player_stats = PlayerStats::create_random();
let mut game = Game::new(Player::new(realname().as_str(), player_stats));
let start_time = Instant::now();
let mut ticks = 0;
loop {
terminal.draw(|frame| {
let mut area = frame.size();
frame.render_widget(Block::default().style(Style::default().bg(Color::Green)), area);
// don't draw stuff except an info box if the terminal is too small (less than 80x25)
// to prevent the read drawing code from crashing the game.
if area.width < 80 || area.height < 25 {
let block = Block::default()
.title("Info")
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let paragraph = Paragraph::new("Terminal needs to be at leas 80x25!")
.block(block)
.wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
return;
}
if area.width > 80 {
area.x = (area.width - 80) / 2;
area.width = 80;
}
if area.height > 25 {
area.y = (area.height - 25) / 2;
area.height = 25;
}
let map_area = Rect {
x: area.x,
y: area.y,
width: level::LEVEL_WIDTH as u16,
height: level::LEVEL_HEIGHT as u16,
};
frame.render_stateful_widget(LevelWidget::new(game.uses_fog_of_war()), map_area, &mut game);
let stats_area = Rect {
x: area.x + 50,
y: area.y,
width: 30,
height: 15,
};
let block = Block::default()
.title(
Title::from(
format!(" {} ", game.get_player().get_name()))
.alignment(Alignment::Center)
.position(Position::Top)
)
.borders(Borders::TOP)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Blue));
frame.render_widget(
Paragraph::new(format!("Health: {}/{}\nExp: {}\nGold: {}\nLevel: {}",
game.get_player().get_life(),
game.get_player().get_max_life(),
game.get_player().get_experience(),
game.get_player().get_gold(),
game.get_player().get_immutable_position().get_level()))
.block(block).wrap(Wrap { trim: true }),
stats_area,
);
let messages_area = Rect {
x: area.x + 50,
y: area.y + 15,
width: 30,
height: 10,
};
// Display the latest messages from the game to the user
let block = Block::default()
.title(Title::from(" messages ").alignment(Alignment::Center).position(Position::Top))
.borders(Borders::TOP)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Blue));
let paragraph1 = if game.messages.is_empty() { "".to_string() } else { format!("> {}", game.messages.join("\n> ")) };
frame.render_widget(
Paragraph::new(paragraph1).block(block).wrap(Wrap { trim: true }),
messages_area,
);
})?;
let mut player_moved = false;
if event::poll(std::time::Duration::from_millis(FRAME_LENGTH))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('v') {
game.messages.insert(0, format!("You are playing version '{}'.", env!("GIT_HASH")).to_string());
}
// disabling the d key (disable fog of war) in release builds!
#[cfg(debug_assertions)]
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('d') {
game.messages.insert(0, "toggle fog of war!".to_string());
game.toggle_fog_of_war();
}
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
if key.kind == KeyEventKind::Press {
let new_pos = match key.code {
KeyCode::Left => {
player_moved = true;
game.move_player(-1, 0)
}
KeyCode::Right => {
player_moved = true;
game.move_player(1, 0)
}
KeyCode::Up => {
player_moved = true;
game.move_player(0, -1)
}
KeyCode::Down => {
player_moved = true;
game.move_player(0, 1)
}
_ => { (0, 0) }
};
if !game.player_fights_monster() {
// player attacked monster but did not kill it
game.move_player(new_pos.0, new_pos.1);
}
game.player_collects_artifact();
}
}
}
game.update_level(ticks, player_moved);
if game.get_game_state() != GameState::RUNNING {
break;
}
ticks += 1;
}
let playtime = start_time.elapsed();
loop {
let _ = terminal.draw(|frame| {
let mut area = frame.size();
let w = area.width / 2;
let h = area.height / 2;
area.x += w - 20;
area.y += h - 10;
area.width = 40;
area.height = 20;
let block = Block::default()
.title(Title::from(" Game ended ").alignment(Alignment::Center).position(Position::Top))
.title(Title::from("Press `q` to quit!").position(Position::Bottom))
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let mut text = match game.get_game_state() {
GameState::RUNNING => {
"Quitting is for cowards! You'll better try again!".to_string()
}
GameState::LOST => {
format!("Sorry, you died in the dungeon. Better luck next time!\nLast message:\n{}", game.messages[0]).to_string()
}
GameState::WON => {
"Congratulation! You mastered your way through the dungeon and won the game.".to_string()
}
};
text += format!("\n\nYou gained {} experience.", game.get_player().get_experience()).as_str();
text += format!("\nYou collected {} gold.", game.get_player().get_gold()).as_str();
text += format!("\nYou played {} seconds.", playtime.as_secs()).as_str();
let paragraph = Paragraph::new(text).block(block).wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
});
if event::poll(std::time::Duration::from_millis(16))? {
if let event::Event::Key(key) = event::read()? {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
}
}
}
Ok(())
}
/// this function shows some manual text
fn show_manual(terminal: &mut Terminal<CrosstermBackend<Stdout>>) {
let mut page = 0;
let pages = [
"Background story\n\n\
You are a traveller and on your journey....
".to_string(),
"To control your character (depicted by the 8) you can use the cursor keys (←, ↑, →, ↓). \n\n\
To interact simply walk into the entity to interact with. Possible entities are creates \
(depicted by C), potions (depicted by P) or enemies.".to_string(),
];
loop {
let _ = terminal.draw(|frame| {
let mut area = frame.size();
let w = area.width / 2;
let h = area.height / 2;
area.x += w - 20;
area.y += h - 10;
area.width = 40;
area.height = 20;
let block = Block::default()
.title(Title::from(format!(" Manual ({}/{})", page + 1, pages.len())).alignment(Alignment::Center).position(Position::Top))
.title(Title::from("`q` to quit, `↑` and `↓` to scroll.").position(Position::Bottom))
.borders(Borders::ALL)
.border_style(Style::default().fg(Color::White))
.border_type(BorderType::Rounded)
.style(Style::default().bg(Color::Black));
let paragraph = Paragraph::new(pages[page].as_str()).block(block).wrap(Wrap { trim: true });
frame.render_widget(paragraph, area);
});
if event::poll(std::time::Duration::from_millis(16)).unwrap_or(false) {
if let event::Event::Key(key) = event::read().unwrap() {
if key.kind == KeyEventKind::Press && key.code == KeyCode::Char('q') {
break;
}
if key.kind == KeyEventKind::Press && key.code == KeyCode::Up {
page = page.saturating_sub(1);
}
if key.kind == KeyEventKind::Press && key.code == KeyCode::Down {
page = min(pages.len() - 1, page + 1);
}
}
}
}
}