From 1e969db5b07a6fff32d7b006a695064942587225 Mon Sep 17 00:00:00 2001
From: Timothy Warren <twarren@nabancard.com>
Date: Fri, 17 Dec 2021 14:23:36 -0500
Subject: [PATCH] Allow doors to be opened

---
 src/player.rs | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/player.rs b/src/player.rs
index 1e9255e..b7d658d 100644
--- a/src/player.rs
+++ b/src/player.rs
@@ -4,8 +4,8 @@ use rltk::{Point, Rltk, VirtualKeyCode};
 use specs::prelude::*;
 
 use crate::components::{
-    CombatStats, EntityMoved, HungerClock, HungerState, Item, Monster, Player, Position, Viewshed,
-    WantsToMelee, WantsToPickupItem,
+    BlocksTile, BlocksVisibility, CombatStats, Door, EntityMoved, HungerClock, HungerState, Item,
+    Monster, Player, Position, Renderable, Viewshed, WantsToMelee, WantsToPickupItem,
 };
 use crate::game_log::GameLog;
 use crate::{Map, RunState, State, TileType};
@@ -19,6 +19,10 @@ pub fn try_move_player(delta_x: i32, delta_y: i32, ecs: &mut World) {
     let map = ecs.fetch::<Map>();
     let mut wants_to_melee = ecs.write_storage::<WantsToMelee>();
     let mut entity_moved = ecs.write_storage::<EntityMoved>();
+    let mut doors = ecs.write_storage::<Door>();
+    let mut blocks_visibility = ecs.write_storage::<BlocksVisibility>();
+    let mut blocks_movement = ecs.write_storage::<BlocksTile>();
+    let mut renderables = ecs.write_storage::<Renderable>();
 
     for (entity, _player, pos, viewshed) in
         (&entities, &players, &mut positions, &mut viewsheds).join()
@@ -44,6 +48,16 @@ pub fn try_move_player(delta_x: i32, delta_y: i32, ecs: &mut World) {
                     .expect("Add target failed");
                 return;
             }
+
+            if let Some(door) = doors.get_mut(*potential_target) {
+                door.open = true;
+                blocks_visibility.remove(*potential_target);
+                blocks_movement.remove(*potential_target);
+
+                let glyph = renderables.get_mut(*potential_target).unwrap();
+                glyph.glyph = rltk::to_cp437('/');
+                viewshed.dirty = true;
+            }
         }
 
         if !map.blocked[destination_idx] {