Syncy bois

src/main.rs

@@ -43,6 +43,7 @@ mod inventory_system;
 use inventory_system::*;
 
 mod saveload_system;
+pub mod random_table;
 
 #[derive(PartialEq, Copy, Clone)]
 pub enum RunState {

src/player.rs

@@ -1,6 +1,8 @@
+use crate::Monster;
+
 use super::{Map, Player, Position, RunState, State, Viewshed, CombatStats, WantsToMelee, Item, GameLog, WantsToPickupItem, spawner, TileType};
 use rltk::{Point, Rltk, VirtualKeyCode};
-use specs::prelude::*;
+use specs::{prelude::*, world};
 use std::cmp::{max, min};
 
 pub fn try_move_player(delta_x: i32, delta_y: i32, ecs: &mut World) {
@@ -72,6 +74,34 @@ fn get_item(ecs: &mut World) {
     }
     
 }
+fn skip_turn(ecs: &mut World) -> RunState {
+    let player_entity = ecs.fetch::<Entity>();
+    let viewshed_components = ecs.read_storage::<Viewshed>();
+    let monsters = ecs.read_storage::<Monster>();
+
+    let worldmap_resource = ecs.fetch::<Map>();
+
+    let mut can_heal = true;
+    let viewshed = viewshed_components.get(*player_entity).unwrap();
+    for tile in viewshed.visible_tiles.iter() {
+        let idx = worldmap_resource.xy_idx(tile.x, tile.y);
+        for entity_id  in worldmap_resource.tile_content[idx].iter() {
+            let mob = monsters.get(*entity_id);
+            match mob {
+                None => {}
+                Some(_) => { can_heal = false; }
+            }
+        }
+    }
+
+    if can_heal {
+        let mut health_components = ecs.write_storage::<CombatStats>();
+        let player_hp = health_components.get_mut(*player_entity).unwrap();
+        player_hp.hp = i32::max(player_hp.hp + 1, player_hp.max_hp);
+    }
+
+    RunState::PlayerTurn
+}
 
 pub fn player_input(gs: &mut State, ctx: &mut Rltk) -> RunState {
     match ctx.key {
@@ -112,6 +142,9 @@ pub fn player_input(gs: &mut State, ctx: &mut Rltk) -> RunState {
                     return RunState::NextLevel;
                 }
             }
+            // Skip turn
+            VirtualKeyCode::Numpad5 => return skip_turn(&mut gs.ecs),
+            VirtualKeyCode::Space => return skip_turn(&mut gs.ecs),
             _ => return RunState::AwaitingInput,
         },
     }

src/random_table.rs

@@ -0,0 +1,47 @@
+use rltk::RandomNumberGenerator;
+
+pub struct RandomEntry {
+    name : String,
+    weight : i32,
+}
+
+impl RandomEntry {
+    pub fn new<S:ToString>(name: S, weight: i32) -> RandomEntry {
+        RandomEntry{ name: name.to_string(), weight }
+    }
+}
+
+#[derive(Default)]
+pub struct RandomTable {
+    entities : Vec<RandomEntry>,
+    total_weight : i32
+}
+
+impl RandomTable {
+    pub fn new() -> RandomTable {
+        RandomTable{ entities: Vec::new(), total_weight: 0 }
+    }
+
+    pub fn add<S:ToString>(mut self, name : S, weight: i32) -> RandomTable {
+        self.total_weight += weight;
+        self.entities.push(RandomEntry::new(name.to_string(), weight));
+        self
+    }
+
+    pub fn roll(&self, rng : &mut RandomNumberGenerator) -> String {
+        if self.total_weight == 0 { return "None".to_string(); }
+        let mut roll = rng.roll_dice(1, self.total_weight)-1;
+        let mut index : usize = 0;
+
+        while roll > 0 {
+            if roll < self.entities[index].weight {
+                return self.entities[index].name.clone();
+            }
+
+            roll -= self.entities[index].weight;
+            index += 1;
+        }
+
+        "None".to_string()
+    }
+}

src/spawner.rs

@@ -2,7 +2,7 @@ use crate::{AreaOfEffect, SerializeMe};
 
 use super::{
     BlocksTile, CombatStats, Confusion, Consumable, InflictsDamage, Item, Monster, Name, Player,
-    Position, ProvidesHealing, Ranged, Rect, Renderable, Viewshed, MAPWIDTH,
+    Position, ProvidesHealing, Ranged, Rect, Renderable, Viewshed, MAPWIDTH, random_table::RandomTable
 };
 use rltk::{RandomNumberGenerator, RGB};
 use specs::{
@@ -235,3 +235,13 @@ pub fn confusion_scroll(ecs: &mut World, x: i32, y: i32) {
         .marked::<SimpleMarker<SerializeMe>>()
         .build();
 }
+
+fn room_table() -> RandomTable {
+    RandomTable::new()
+        .add("Goblin", 10)
+        .add("Orc", 1)
+        .add("Health Potion", 7)
+        .add("Fireball Scroll", 2)
+        .add("Confusion Scroll", 2)
+        .add("Magic Missile Scroll", 4)
+}