using character and monster sheets

src/dungeon_slayer.rs

@@ -0,0 +1,138 @@
+use rand::Rng;
+
+pub fn do_challenge(stat: u8) -> bool {
+    if stat <= 20 {
+        let mut rng = rand::thread_rng();
+        let dice_roll = rng.gen_range(1..21);
+        return match dice_roll {
+            20 => { false }
+            1 => { true }
+            _ => dice_roll <= stat
+        };
+    }
+    true
+}
+
+pub struct PlayerStats {
+    // dungeon slayer attributes
+    pub(crate) body: u8,
+    pub(crate) agility: u8,
+    pub(crate) mind: u8,
+
+    // dungeon slayer properties
+    //  for body
+    pub(crate) strength: u8,
+    pub(crate) toughness: u8,
+    //  for agility
+    pub(crate) movement: u8,
+    pub(crate) dexterity: u8,
+    // for mind
+    pub(crate) wisdom: u8,
+    // TODO maybe the wrong translation of Verstand
+    pub(crate) aura: u8,
+}
+
+impl PlayerStats {
+    /// create random values for the 3 attributes of the dungeon slayer character
+    /// Each attribute is between 4 and 8, not over 20 in sum.
+    fn create_random_attributes() -> (u8, u8, u8) {
+        let mut values: [u8; 3] = [8, 8, 8];
+        let mut rng = rand::thread_rng();
+        while values[0] + values[1] + values[2] > 20 {
+            let i = rng.gen_range(0..3);
+            values[i] = values[i].saturating_sub(1);
+        }
+        (values[0], values[1], values[2])
+    }
+
+    /// create random values for the 6 properties of the dungeon slayer character
+    /// Each property is between 0 and 4, not over 8 in sum.
+    fn create_random_properties() -> (u8, u8, u8, u8, u8, u8) {
+        let mut values: [u8; 6] = [4, 4, 4, 4, 4, 4];
+        let mut rng = rand::thread_rng();
+        while values[0] + values[1] + values[2] + values[3] + values[4] + values[5] > 8 {
+            let i = rng.gen_range(0..6);
+            values[i] = values[i].saturating_sub(1);
+        }
+        (values[0], values[1], values[2], values[3], values[4], values[5])
+    }
+
+    /// create a set of player stats containing attributes and properties according to the
+    /// dungeon slayer rules.
+    pub fn create_random() -> PlayerStats {
+        let attributes = PlayerStats::create_random_attributes();
+        let properties = PlayerStats::create_random_properties();
+        PlayerStats {
+            body: attributes.0,
+            agility: attributes.1,
+            mind: attributes.2,
+            strength: properties.0,
+            toughness: properties.1,
+            movement: properties.2,
+            dexterity: properties.3,
+            wisdom: properties.4,
+            aura: properties.5,
+        }
+    }
+
+    /// calculate the max life based on this player stats.
+    pub fn get_max_life(&self) -> u8 {
+        self.body + self.toughness + 10
+    }
+    pub fn get_defense(&self) -> u8 {
+        self.body + self.toughness // TODO + self.armor
+    }
+}
+
+pub struct MonsterStats {
+    // dungeon slayer attributes
+    pub(crate) body: u8,
+    pub(crate) agility: u8,
+    pub(crate) mind: u8,
+
+    // dungeon slayer properties
+    //  for body
+    pub(crate) strength: u8,
+    pub(crate) toughness: u8,
+    //  for agility
+    pub(crate) movement: u8,
+    pub(crate) dexterity: u8,
+    // for mind
+    pub(crate) wisdom: u8,
+    // TODO maybe the wrong translation of Verstand
+    pub(crate) aura: u8,
+
+    pub(crate) max_life: u8,
+    pub(crate) defense: u8,
+    pub(crate) initiative: u8,
+    pub(crate) walk: u8,
+    pub(crate) hit: u8,
+    pub(crate) shoot: u8,
+    pub(crate) cast: u8,
+    pub(crate) targeted_cast: u8,
+}
+
+#[test]
+fn test_create_random_attributes() {
+    for _ in 0..1000 {
+        let attributes = PlayerStats::create_random_attributes();
+        assert!(attributes.0 <= 8);
+        assert!(attributes.1 <= 8);
+        assert!(attributes.2 <= 8);
+        assert_eq!(attributes.0 + attributes.1 + attributes.2, 20);
+    }
+}
+
+#[test]
+fn test_create_random_properties() {
+    for _ in 0..1000 {
+        let properties = PlayerStats::create_random_properties();
+        assert!(properties.0 <= 4);
+        assert!(properties.1 <= 4);
+        assert!(properties.2 <= 4);
+        assert!(properties.3 <= 4);
+        assert!(properties.4 <= 4);
+        assert!(properties.5 <= 4);
+        assert_eq!(properties.0 + properties.1 + properties.2 + properties.3 + properties.4 + properties.5, 8);
+    }
+}

src/game.rs

@@ -1,3 +1,4 @@
+use crate::dungeon_slayer::PlayerStats;
 use crate::level::{Level, StructureElement};
 use crate::level_generator::LevelGenerator;
 use crate::player::Player;
@@ -193,14 +194,36 @@ impl Game {
 
 #[test]
 fn game_has_correct_number_of_levels() {
-    let p = Player::new("foo", 42);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let p = Player::new("foo", player_stats);
     let g = Game::new(p);
     assert_eq!(g.levels.len(), LEVELS);
 }
 
 #[test]
 fn game_has_player() {
-    let p = Player::new("foo", 42);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let p = Player::new("foo", player_stats);
     let g = Game::new(p);
     assert_eq!(g.get_player().get_name(), "foo");
     assert_eq!(g.get_player().get_immutable_position().get_level(), 0);
@@ -208,16 +231,38 @@ fn game_has_player() {
 
 #[test]
 fn game_has_mutable_player() {
-    let p = Player::new("foo", 42);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let p = Player::new("foo", player_stats);
     let mut g = Game::new(p);
     assert_eq!(g.get_player().get_name(), "foo");
     g.get_mutable_player().change_life(-1);
-    assert_eq!(g.get_player().get_life(), 41);
+    assert_eq!(g.get_player().get_life(), 20);
 }
 
 #[test]
 fn game_get_level() {
-    let p = Player::new("foo", 42);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let p = Player::new("foo", player_stats);
     let mut g = Game::new(p);
     g.get_level(0);
     assert_ne!(g.get_level(0).start, (0, 0));

src/level.rs

@@ -304,9 +304,9 @@ fn test_discover_get_monster() {
     assert_eq!(elem.0.unwrap(), StructureElement::Floor);
     assert!(elem.1.is_some());
     let m = elem.1.unwrap();
-    assert_eq!(m.get_life(), 2);
+    assert_eq!(m.get_life(), 3);
 
-    m.decrease_life(2);
+    m.decrease_life(3);
     assert_eq!(l.get_element(10, 10).1.unwrap().get_life(), 0);
 }
 
@@ -342,5 +342,5 @@ fn test_discover_get_monster_can_move() {
     assert!(m.is_none());
     let m = l.get_element(11, 11).1;
     assert!(m.is_some());
-    assert_eq!(m.unwrap().get_life(), 2);
+    assert_eq!(m.unwrap().get_life(), 3);
 }

src/main.rs

@@ -16,6 +16,7 @@ use ratatui::widgets::{Block, Borders, BorderType, Wrap};
 use ratatui::widgets::block::{Position, Title};
 use whoami::realname;
 
+use crate::dungeon_slayer::PlayerStats;
 use crate::game::{Game, GameState};
 use crate::level_widget::LevelWidget;
 use crate::player::Player;
@@ -29,13 +30,15 @@ mod level_widget;
 mod level_generator;
 mod artifacts;
 mod monster;
+mod dungeon_slayer;
 
 /// length of a game frame in ms
 pub const FRAME_LENGTH: u64 = 100;
 
 //
 fn main() -> Result<()> {
-    let mut game = Game::new(Player::new(realname().as_str(), 10));
+    let player_stats = PlayerStats::create_random();
+    let mut game = Game::new(Player::new(realname().as_str(), player_stats));
 
     stdout().execute(EnterAlternateScreen)?;
     enable_raw_mode()?;

src/monster.rs

@@ -1,5 +1,6 @@
 use ratatui::prelude::Color;
 
+use crate::dungeon_slayer::MonsterStats;
 use crate::position::{HasPosition, Position};
 
 pub trait Monster: HasPosition {
@@ -48,18 +49,39 @@ pub struct Rat {
     color: Color,
     experience_gain: usize,
     ticks_between_steps: u128,
+    monster_stats: MonsterStats,
 }
 
 impl Rat {
     pub fn new_with_position(position: Position) -> Self {
+        let monster_stats = MonsterStats {
+            body: 2,
+            agility: 4,
+            mind: 1,
+            strength: 1,
+            toughness: 0,
+            movement: 2,
+            dexterity: 0,
+            wisdom: 0,
+            aura: 0,
+            max_life: 3,
+            defense: 2,
+            initiative: 6,
+            walk: 3,
+            hit: 4,
+            shoot: 0,
+            cast: 0,
+            targeted_cast: 0,
+        };
         Self {
             name: "rat".to_string(),
-            life: 2,
+            life: 3,
             position,
             symbol: String::from("R"),
             color: Color::Black,
             experience_gain: 5,
             ticks_between_steps: 5,
+            monster_stats,
         }
     }
 }
@@ -73,18 +95,39 @@ pub struct Orc {
     color: Color,
     experience_gain: usize,
     ticks_between_steps: u128,
+    monster_stats: MonsterStats,
 }
 
 impl Orc {
     pub fn new_with_position(position: Position) -> Self {
+        let monster_stats = MonsterStats {
+            body: 10,
+            agility: 6,
+            mind: 2,
+            strength: 2,
+            toughness: 3,
+            movement: 0,
+            dexterity: 3,
+            wisdom: 1,
+            aura: 0,
+            max_life: 23,
+            defense: 14,
+            initiative: 1,
+            walk: 4,
+            hit: 13,
+            shoot: 10,
+            cast: 0,
+            targeted_cast: 0,
+        };
         Self {
             name: "orc".to_string(),
-            life: 4,
+            life: 23,
             position,
             symbol: String::from("O"),
             color: Color::DarkGray,
             experience_gain: 10,
             ticks_between_steps: 10,
+            monster_stats
         }
     }
 }
@@ -108,11 +151,17 @@ fn monsters_can_move() {
 #[test]
 fn monsters_can_die() {
     let mut m = Rat::new_with_position(Position::new(0, 0, 0));
-    assert_eq!(m.get_life(), 2);
+    assert_eq!(m.get_life(), 3);
     assert_eq!(m.is_dead(), false);
     m.decrease_life(1);
-    assert_eq!(m.get_life(), 1);
+    assert_eq!(m.get_life(), 2);
-    m.decrease_life(2);
+    m.decrease_life(3);
     assert_eq!(m.get_life(), 0);
     assert_eq!(m.is_dead(), true);
+}
+
+#[test]
+fn test_rat_values() {
+    let mut m = Rat::new_with_position(Position::new(0, 0, 0));
+    assert_eq!(m.monster_stats.max_life, 3);
 }

src/player.rs

@@ -1,32 +1,33 @@
 use std::cmp::{max, min};
 
+use crate::dungeon_slayer::PlayerStats;
 use crate::position::{HasPosition, Position};
 
 pub struct Player {
     name: String,
     position: Position,
     life: i16,
-    max_life: i16,
     gold: usize,
     experience: usize,
+    pub(crate) player_stats: PlayerStats,
 }
 
 impl Player {
-    pub fn new(name: &str, max_life: i16) -> Player {
+    pub fn new(name: &str, player_stats: PlayerStats) -> Player {
         Player {
             name: name.to_string(),
             position: Position::new(0, 0, 0),
-            life: max_life,
+            life: player_stats.get_max_life() as i16,
-            max_life,
             gold: 0,
             experience: 0,
+            player_stats,
         }
     }
     pub fn get_name(&self) -> String {
         return self.name.clone();
     }
     pub fn change_life(&mut self, by: i16) {
-        self.life = max(0, min(self.max_life, self.life + by));
+        self.life = max(0, min(self.get_max_life(), self.life + by));
     }
     pub fn get_life(&self) -> i16 {
         self.life
@@ -34,9 +35,9 @@ impl Player {
     /// returns true if the player is dead (life <= 0)
     pub fn is_dead(&self) -> bool { self.life <= 0 }
     /// returns true if the player's life is at maximum
-    pub fn is_healthy(&self) -> bool { self.life == self.max_life }
+    pub fn is_healthy(&self) -> bool { self.life == self.get_max_life() }
     pub fn get_max_life(&self) -> i16 {
-        self.max_life
+        self.player_stats.get_max_life() as i16
     }
 
     /// add the given amount to the players gold stash
@@ -65,16 +66,37 @@ fn test_get_name() {
         name: "Teddy Tester".to_string(),
         position: Position::new(0, 1, 1),
         life: 5,
-        max_life: 10,
         gold: 0,
         experience: 0,
+        player_stats: PlayerStats {
+            body: 0,
+            agility: 0,
+            mind: 0,
+            strength: 0,
+            toughness: 0,
+            movement: 0,
+            dexterity: 0,
+            wisdom: 0,
+            aura: 0,
+        },
     };
     assert_eq!(p.get_name(), "Teddy Tester");
 }
 
 #[test]
 fn test_can_receive_gold() {
-    let mut p = Player::new("Teddy Tester", 10);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let mut p = Player::new("Teddy Tester", player_stats);
     assert_eq!(p.get_gold(), 0);
 
     p.retrieve_gold(13);
@@ -88,9 +110,19 @@ fn test_change_life() {
         name: "Teddy Tester".to_string(),
         position: Position::new(0, 1, 1),
         life: 5,
-        max_life: 10,
         gold: 0,
         experience: 0,
+        player_stats: PlayerStats {
+            body: 0,
+            agility: 0,
+            mind: 0,
+            strength: 0,
+            toughness: 0,
+            movement: 0,
+            dexterity: 0,
+            wisdom: 0,
+            aura: 0,
+        },
     };
     assert_eq!(p.get_life(), 5);
     p.change_life(-2);
@@ -103,7 +135,18 @@ fn test_change_life() {
 
 #[test]
 fn player_can_move() {
-    let mut p = Player::new("Teddy Tester", 10);
+    let player_stats = PlayerStats {
+        body: 8,
+        agility: 8,
+        mind: 4,
+        strength: 3,
+        toughness: 3,
+        movement: 1,
+        dexterity: 1,
+        wisdom: 0,
+        aura: 0,
+    };
+    let mut p = Player::new("Teddy Tester", player_stats);
     assert_eq!(p.get_position(), &Position::new(0, 0, 0));
     p.get_position().change(1, 2);
     assert_eq!(p.get_position(), &Position::new(0, 1, 2));
@@ -121,9 +164,19 @@ fn test_max_life() {
         name: "Teddy Tester".to_string(),
         position: Position::new(0, 1, 1),
         life: 5,
-        max_life: 10,
         gold: 0,
         experience: 0,
+        player_stats: PlayerStats {
+            body: 0,
+            agility: 0,
+            mind: 0,
+            strength: 0,
+            toughness: 0,
+            movement: 0,
+            dexterity: 0,
+            wisdom: 0,
+            aura: 0,
+        },
     };
     assert_eq!(p.get_max_life(), 10);
 }