lappy sync

src/main.rs

@@ -34,6 +34,9 @@ pub use gui::*;
 mod gamelog;
 pub use gamelog::*;
 
+mod spawner;
+use spawner::*;
+
 pub struct State {
     pub ecs: World
 }
@@ -128,73 +131,23 @@ fn main() -> rltk::BError {
     let (player_x, player_y) = map.rooms[0].center();
 
     gs.ecs.insert(Point::new(player_x, player_y));
-    let player_entity = gs.ecs
-        .create_entity()
-        .with(Position {
-            x: player_x,
-            y: player_y,
-        })
-        .with(Renderable {
-            glyph: rltk::to_cp437('@'),
-            fg: RGB::named(rltk::YELLOW),
-            bg: RGB::named(rltk::BLACK),
-        })
-        .with(Player {})
-        .with(Viewshed {
-            visible_tiles: Vec::new(),
-            range: 8,
-            dirty: true,
-        })
-        .with(Name {
-            name: "Player".to_string(),
-        })
-        .with(CombatStats{max_hp: 30, hp: 30, defence: 2, power: 5})
-        .build();
+    let player_entity = spawner::player(&mut gs.ecs, player_x, player_y);
 
-    gs.ecs.insert(player_entity);
-    let mut rng = rltk::RandomNumberGenerator::new();
-    for (i, room) in map.rooms.iter().skip(1).enumerate() {
+    gs.ecs.insert(rltk::RandomNumberGenerator::new());
+
+    for room in map.rooms.iter().skip(1) {
         let(x,y) = room.center();
-
-        let glyph: rltk::FontCharType;
-        let name: String;
-        let roll = rng.roll_dice(1, 2);
-        match roll {
-            1 => {
-                glyph = rltk::to_cp437('g');
-                name = "Goblin".to_string()
-            }
-            _ => {
-                glyph = rltk::to_cp437('o');
-                name = "Orc".to_string()
-            }
+        spawner::random_monster(&mut gs.ecs, x, y);
     }
 
-        gs.ecs
-            .create_entity()
-            .with(Position { x, y })
-            .with(Renderable {
-                glyph: glyph,
-                fg: RGB::named(rltk::RED),
-                bg: RGB::named(rltk::BLACK),
-            })
-            .with(Viewshed {
-                visible_tiles: Vec::new(),
-                range: 8,
-                dirty: true,
-            })
-            .with(Monster {})
-            .with(Name {
-                name: format!("{} #{}", &name, i),
-            })
-            .with(BlocksTile{})
-            .with(CombatStats{max_hp: 16, hp: 16, defence: 1, power: 4})
-            .build();
-    }
     gs.ecs.insert(map);
+    gs.ecs.insert(player_entity);
     gs.ecs.insert(RunState::PreRun);
     gs.ecs.insert(gamelog::GameLog{ entries : vec!["Welcome to my rougelike".to_string()]});
 
+
+
+
     // Main loop runner
     rltk::main_loop(context, gs)
 }

src/map.rs

@@ -3,9 +3,9 @@ use rltk::{Algorithm2D, BaseMap, Point, RandomNumberGenerator, Rltk, RGB};
 use specs::prelude::*;
 use std::cmp::{max, min};
 
-const MAPWIDTH : usize = 80;
-const MAPHIEGHT : usize = 43;
-const MAPCOUNT : usize = MAPHIEGHT * MAPWIDTH;
+pub const MAPWIDTH : usize = 80;
+pub const MAPHIEGHT : usize = 43;
+pub const MAPCOUNT : usize = MAPHIEGHT * MAPWIDTH;
 
 #[derive(PartialEq, Copy, Clone)]
 pub enum TileType {

src/spawner.rs

@@ -0,0 +1,58 @@
+use rltk::{ RGB, RandomNumberGenerator };
+use specs::prelude::*;
+use super::{CombatStats, Player, Renderable, Name, Position, Viewshed, Monster, BlocksTile};
+
+const MAX_MONSTERS : i32 = 4;
+const MAX_ITEMS : i32 = 2;
+
+// Spawns the player and returns his/her entity object.
+pub fn player(ecs : &mut World, player_x : i32, player_y : i32) -> Entity {
+    ecs
+        .create_entity()
+        .with(Position{x: player_x, y: player_y})
+        .with(Renderable{
+            glyph: rltk::to_cp437('@'),
+            fg: RGB::named(rltk::YELLOW),
+            bg: RGB::named(rltk::BLACK),
+        })
+        .with(Player{})
+        .with(Viewshed{visible_tiles : Vec::new(), range: 8, dirty : true})
+        .with(Name{name: "Player".to_string()})
+        .with(CombatStats{ max_hp: 30, hp: 30, defence: 2, power: 5})
+        .build()
+}
+
+pub fn random_monster(ecs: &mut World, x: i32, y: i32) {
+    let roll :i32;
+    {
+        let mut rng = ecs.write_resource::<RandomNumberGenerator>();
+        roll = rng.roll_dice(1, 2);
+    }
+    match roll{
+        1 => { orc(ecs, x, y) }
+        _ => { goblin(ecs, x, y) }
+    }
+}
+
+fn orc(ecs: &mut World, x: i32, y: i32) { monster(ecs, x, y, rltk::to_cp437('o'), "Orc"); }
+fn goblin(ecs: &mut World, x: i32, y: i32) { monster(ecs, x, y, rltk::to_cp437('g'), "Goblin"); }
+
+fn monster<S : ToString>(ecs: &mut World, x: i32, y: i32, glyph : rltk::FontCharType, name : S) {
+    ecs.create_entity()
+        .with(Position{x, y})
+        .with(Renderable{
+            glyph: glyph,
+            fg: RGB::named(rltk::RED),
+            bg: RGB::named(rltk::BLACK),
+        })
+        .with(Viewshed{ visible_tiles : Vec::new(), range: 8, dirty: true})
+        .with(Monster{})
+        .with(Name{ name: name.to_string()})
+        .with(BlocksTile{})
+        .with(CombatStats{ max_hp: 16, hp: 16, defence: 1, power: 4})
+        .build();
+}
+
+// https://bfnightly.bracketproductions.com/chapter_9.html
+/// Still in spawner.rs, we create a new function - spawn_room that uses these constants
+pub fn spawn_room()