From 6f4c37728f0f26c89519903ae8e12f48a4c15ae2 Mon Sep 17 00:00:00 2001
From: Joachim Lusiardi <joachim@lusiardi.de>
Date: Wed, 23 Oct 2024 15:54:33 +0200
Subject: [PATCH] make size of levels variable

---
 src/level.rs           |  8 ++++++--
 src/level_generator.rs |  8 ++++----
 src/main.rs            | 40 +++++++++++++++++++++++-----------------
 3 files changed, 33 insertions(+), 23 deletions(-)

diff --git a/src/level.rs b/src/level.rs
index 1fa3066..b53514e 100644
--- a/src/level.rs
+++ b/src/level.rs
@@ -6,6 +6,10 @@ use rand::Rng;
 use crate::artifacts::Artifact;
 #[cfg(test)]
 use crate::artifacts::{Chest, Potion};
+use crate::level_generator::ROOMS_HORIZONTAL;
+use crate::level_generator::ROOMS_VERTICAL;
+use crate::level_generator::ROOM_HEIGHT;
+use crate::level_generator::ROOM_WIDTH;
 use crate::monster::Monster;
 #[cfg(test)]
 use crate::monster::{Orc, Rat};
@@ -13,8 +17,8 @@ use crate::player::Player;
 use crate::position::HasPosition;
 use crate::position::Position;
 
-pub const LEVEL_WIDTH: usize = 50;
-pub const LEVEL_HEIGHT: usize = 25;
+pub const LEVEL_WIDTH: usize = 1 + ROOMS_VERTICAL * ROOM_WIDTH;
+pub const LEVEL_HEIGHT: usize = 1 + ROOMS_HORIZONTAL * ROOM_HEIGHT;
 
 #[derive(Copy, Clone, Debug, PartialEq)]
 pub enum StructureElement {
diff --git a/src/level_generator.rs b/src/level_generator.rs
index ca17f64..e491a5d 100644
--- a/src/level_generator.rs
+++ b/src/level_generator.rs
@@ -14,11 +14,11 @@ use crate::level::{Level, StructureElement};
 use crate::monster::{Monster, Orc, Rat, Snake};
 use crate::position::Position;
 
-const ROOMS_VERTICAL: usize = 7;
-const ROOMS_HORIZONTAL: usize = 4;
+pub const ROOMS_VERTICAL: usize = 9;
+pub const ROOMS_HORIZONTAL: usize = 7;
 
-const ROOM_WIDTH: usize = 7;
-const ROOM_HEIGHT: usize = 6;
+pub const ROOM_WIDTH: usize = 7;
+pub const ROOM_HEIGHT: usize = 6;
 
 #[derive(PartialEq, Copy, Clone)]
 enum RoomType {
diff --git a/src/main.rs b/src/main.rs
index a0627b8..d99aefc 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,6 +33,9 @@ mod position;
 /// length of a game frame in ms
 pub const FRAME_LENGTH: u64 = 100;
 
+pub const MIN_WIDTH: u16 = 120;
+pub const MIN_HEIGHT: u16 = 30;
+
 //
 fn main() -> Result<()> {
     let mut game = Game::new(Player::new(realname().as_str(), 30));
@@ -54,27 +57,30 @@ fn main() -> Result<()> {
 
             // 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 {
+            if area.width < MIN_WIDTH || area.height < MIN_HEIGHT {
                 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 });
+                let paragraph = Paragraph::new(format!(
+                    "Terminal needs to be at leas {}x{}!",
+                    MIN_WIDTH, MIN_HEIGHT
+                ))
+                .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.width > MIN_WIDTH {
+                area.x = (area.width - MIN_WIDTH) / 2;
+                area.width = MIN_WIDTH;
             }
-            if area.height > 25 {
-                area.y = (area.height - 25) / 2;
-                area.height = 25;
+            if area.height > MIN_HEIGHT {
+                area.y = (area.height - level::LEVEL_HEIGHT as u16) / 2;
+                area.height = level::LEVEL_HEIGHT as u16;
             }
 
             let map_area = Rect {
@@ -86,10 +92,10 @@ fn main() -> Result<()> {
             frame.render_stateful_widget(LevelWidget {}, map_area, &mut game);
 
             let stats_area = Rect {
-                x: area.x + 50,
+                x: area.x + map_area.width,
                 y: area.y,
-                width: 30,
-                height: 15,
+                width: MIN_WIDTH - map_area.width,
+                height: map_area.height / 2 + 1,
             };
             let block = Block::default()
                 .title(
@@ -117,10 +123,10 @@ fn main() -> Result<()> {
                 stats_area,
             );
             let messages_area = Rect {
-                x: area.x + 50,
-                y: area.y + 15,
-                width: 30,
-                height: 10,
+                x: area.x + map_area.width,
+                y: area.y + map_area.height / 2 + 1,
+                width: MIN_WIDTH - map_area.width,
+                height: map_area.height / 2,
             };
             // Display the latest messages from the game to the user
             let block = Block::default()