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roguelike-game/src/inventory_system/collection_system.rs

66 lines
1.9 KiB
Rust

use ::specs::prelude::*;
use super::obfuscate_name;
use crate::components::{
EquipmentChanged, InBackpack, MagicItem, Name, ObfuscatedName, Position, WantsToPickupItem,
};
use crate::game_log::GameLog;
use crate::MasterDungeonMap;
pub struct ItemCollectionSystem {}
impl<'a> System<'a> for ItemCollectionSystem {
#[allow(clippy::type_complexity)]
type SystemData = (
ReadExpect<'a, Entity>,
WriteExpect<'a, GameLog>,
WriteStorage<'a, WantsToPickupItem>,
WriteStorage<'a, Position>,
ReadStorage<'a, Name>,
WriteStorage<'a, InBackpack>,
WriteStorage<'a, EquipmentChanged>,
ReadStorage<'a, MagicItem>,
ReadStorage<'a, ObfuscatedName>,
ReadExpect<'a, MasterDungeonMap>,
);
fn run(&mut self, data: Self::SystemData) {
let (
player_entity,
mut gamelog,
mut wants_pickup,
mut positions,
names,
mut backpack,
mut dirty,
magic_items,
obfuscated_names,
dm,
) = data;
for pickup in wants_pickup.join() {
positions.remove(pickup.item);
backpack
.insert(
pickup.item,
InBackpack {
owner: pickup.collected_by,
},
)
.expect("Failed to add item to backpack");
dirty
.insert(pickup.collected_by, EquipmentChanged {})
.expect("Unable to insert equipment change");
if pickup.collected_by == *player_entity {
gamelog.append(format!(
"You pick up the {}.",
obfuscate_name(pickup.item, &names, &magic_items, &obfuscated_names, &dm)
));
}
}
wants_pickup.clear();
}
}