Finished section 1

src/gui.rs

@@ -1,14 +1,14 @@
-use rltk::Rltk;
-use rltk::RGB;
+use rltk::{Rltk};
 use rltk::{Point, VirtualKeyCode};
+use rltk::RGB;
 use specs::prelude::*;
 
+use crate::{CombatStats, InBackpack, RunState, State, Viewshed};
+use crate::{Equipped, Map};
 use crate::gamelog::GameLog;
-use crate::Map;
 use crate::Name;
 use crate::Player;
 use crate::Position;
-use crate::{CombatStats, InBackpack, RunState, State, Viewshed};
 
 pub fn draw_ui(ecs: &World, ctx: &mut Rltk) {
     ctx.draw_box(
@@ -514,3 +514,106 @@ pub fn main_menu(gs: &mut State, ctx: &mut Rltk) -> MainMenuResult {
         selected: MainMenuSelection::NewGame,
     }
 }
+
+pub fn remove_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
+    let player_entity = gs.ecs.fetch::<Entity>();
+    let names = gs.ecs.read_storage::<Name>();
+    let backpack = gs.ecs.read_storage::<Equipped>();
+    let entities = gs.ecs.entities();
+
+    let inventory = (&backpack, &names)
+        .join()
+        .filter(|item| item.0.owner == *player_entity);
+    let count = inventory.count();
+
+    let mut y = (25 - (count / 2)) as i32;
+    ctx.draw_box(
+        15,
+        y - 2,
+        31,
+        (count + 3) as i32,
+        RGB::named(rltk::WHITE),
+        RGB::named(rltk::BLACK),
+    );
+    ctx.print_color(
+        18,
+        y - 2,
+        RGB::named(rltk::YELLOW),
+        RGB::named(rltk::BLACK),
+        "Remove Which Item?",
+    );
+    ctx.print_color(
+        18,
+        y + count as i32 + 1,
+        RGB::named(rltk::YELLOW),
+        RGB::named(rltk::BLACK),
+        "ESCAPE to cancel",
+    );
+
+    let mut equippable: Vec<Entity> = Vec::new();
+    let mut j = 0;
+    for (entity, _pack, name) in (&entities, &backpack, &names)
+        .join()
+        .filter(|item| item.1.owner == *player_entity)
+    {
+        ctx.set(
+            17,
+            y,
+            RGB::named(rltk::WHITE),
+            RGB::named(rltk::BLACK),
+            rltk::to_cp437('('),
+        );
+        ctx.set(
+            18,
+            y,
+            RGB::named(rltk::YELLOW),
+            RGB::named(rltk::BLACK),
+            97 + j as rltk::FontCharType,
+        );
+        ctx.set(
+            19,
+            y,
+            RGB::named(rltk::WHITE),
+            RGB::named(rltk::BLACK),
+            rltk::to_cp437(')'),
+        );
+
+        ctx.print(21, y, &name.name.to_string());
+        equippable.push(entity);
+        y += 1;
+        j += 1;
+    }
+
+    match ctx.key {
+        None => (ItemMenuResult::NoResponse, None),
+        Some(key) => match key {
+            VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
+            _ => {
+                let selection = rltk::letter_to_option(key);
+                if selection > -1 && selection < count as i32 {
+                    return (
+                        ItemMenuResult::Selected,
+                        Some(equippable[selection as usize]),
+                    );
+                }
+                (ItemMenuResult::NoResponse, None)
+            }
+        },
+    }
+}
+
+#[derive(PartialEq, Copy, Clone)]
+pub enum GameOverResult { NoSelection, QuitToMenu }
+
+pub fn game_over(ctx: &mut Rltk) -> GameOverResult {
+    ctx.print_color_centered(15, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "Your journey has ended!");
+    ctx.print_color_centered(17, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "One day, we'll tell you all about how you did.");
+    ctx.print_color_centered(18, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "That day, sadly, is not in this chapter..");
+
+    ctx.print_color_centered(20, RGB::named(rltk::MAGENTA), RGB::named(rltk::BLACK), "Press any key to return to the menu.");
+
+    match ctx.key {
+        None => GameOverResult::NoSelection,
+        Some(_) => GameOverResult::QuitToMenu
+    }
+}