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Implement cursed items

This commit is contained in:
Timothy Warren 2022-01-21 11:18:53 -05:00
parent 8819fabcca
commit 9a0e931897
8 changed files with 107 additions and 34 deletions

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@ -42,3 +42,6 @@ pub struct EquipmentChanged {}
#[derive(Component, Debug, Serialize, Deserialize, Clone)]
pub struct TownPortal {}
#[derive(Component, Debug, Serialize, Deserialize, Clone)]
pub struct CursedItem {}

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@ -9,23 +9,34 @@ pub use enums::*;
use tooltip::draw_tooltips;
use crate::components::{
Attribute, Attributes, Consumable, Equipped, HungerClock, HungerState, InBackpack, Item,
MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Vendor, Viewshed,
Attribute, Attributes, Consumable, CursedItem, Equipped, HungerClock, HungerState, InBackpack,
Item, MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Vendor, Viewshed,
};
use crate::game_log::GameLog;
use crate::rex_assets::RexAssets;
use crate::{camera, colors, Map, MasterDungeonMap, RunState, State, VendorMode};
pub fn get_item_color(ecs: &World, item: Entity) -> RGB {
let dm = ecs.fetch::<crate::map::MasterDungeonMap>();
// If the item is cursed, and you have identified it, display it in red
if let Some(name) = ecs.read_storage::<Name>().get(item) {
if ecs.read_storage::<CursedItem>().get(item).is_some()
&& dm.identified_items.contains(&name.name)
{
return colors::RED;
}
}
if let Some(magic) = ecs.read_storage::<MagicItem>().get(item) {
match magic.class {
return match magic.class {
MagicItemClass::Common => colors::EQUIP_COMMON,
MagicItemClass::Rare => colors::EQUIP_RARE,
MagicItemClass::Legendary => colors::EQUIP_LEGEND,
}
} else {
colors::WHITE
};
}
colors::WHITE
}
pub fn get_item_display_name(ecs: &World, item: Entity) -> String {

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@ -1,6 +1,7 @@
use ::specs::prelude::*;
use crate::components::{Equipped, InBackpack, WantsToRemoveItem};
use crate::components::{CursedItem, Equipped, InBackpack, Name, WantsToRemoveItem};
use crate::GameLog;
pub struct ItemRemoveSystem {}
@ -11,12 +12,25 @@ impl<'a> System<'a> for ItemRemoveSystem {
WriteStorage<'a, WantsToRemoveItem>,
WriteStorage<'a, Equipped>,
WriteStorage<'a, InBackpack>,
ReadStorage<'a, CursedItem>,
WriteExpect<'a, GameLog>,
ReadStorage<'a, Name>,
);
fn run(&mut self, data: Self::SystemData) {
let (entities, mut wants_remove, mut equipped, mut backpack) = data;
let (entities, mut wants_remove, mut equipped, mut backpack, cursed, mut gamelog, names) =
data;
for (entity, to_remove) in (&entities, &wants_remove).join() {
if cursed.get(to_remove.item).is_some() {
gamelog.append(format!(
"You cannot remove {}, it is cursed",
names.get(to_remove.item).unwrap().name
));
continue;
}
equipped.remove(to_remove.item);
backpack
.insert(to_remove.item, InBackpack { owner: entity })

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@ -1,6 +1,10 @@
use ::specs::prelude::*;
use crate::components::{EquipmentChanged, Equippable, Equipped, InBackpack, Name, WantsToUseItem};
use crate::components::{
CursedItem, EquipmentChanged, Equippable, Equipped, IdentifiedItem, InBackpack, Name,
WantsToUseItem,
};
use crate::GameLog;
pub struct ItemEquipOnUse {}
@ -17,6 +21,8 @@ impl<'a> System<'a> for ItemEquipOnUse {
WriteStorage<'a, Equipped>,
WriteStorage<'a, InBackpack>,
WriteStorage<'a, EquipmentChanged>,
WriteStorage<'a, IdentifiedItem>,
ReadStorage<'a, CursedItem>,
);
fn run(&mut self, data: Self::SystemData) {
@ -30,6 +36,8 @@ impl<'a> System<'a> for ItemEquipOnUse {
mut equipped,
mut backpack,
mut dirty,
mut identified_item,
cursed,
) = data;
let mut remove_use = Vec::new();
@ -40,38 +48,65 @@ impl<'a> System<'a> for ItemEquipOnUse {
let target_slot = can_equip.slot;
// Remove any items the target has in the item's slot
let mut can_equip = true;
let mut log_entries: Vec<String> = Vec::new();
let mut to_unequip = Vec::new();
for (item_entity, already_equipped, name) in (&entities, &equipped, &names).join() {
if already_equipped.owner == target && already_equipped.slot == target_slot {
to_unequip.push(item_entity);
if target == *player_entity {
gamelog.append(format!("You un-equip {}.", name.name));
if cursed.get(item_entity).is_some() {
can_equip = false;
gamelog
.append(format!("You cannot un-equip {}, it is cursed.", name.name))
} else {
to_unequip.push(item_entity);
if target == *player_entity {
log_entries.push(format!("You un-equip {}.", name.name));
}
}
}
}
for item in to_unequip.iter() {
equipped.remove(*item);
backpack
.insert(*item, InBackpack { owner: target })
.expect("Unable to move equipped item to backpack.");
}
// Wield the item
equipped
.insert(
useitem.item,
Equipped {
owner: target,
slot: target_slot,
},
)
.expect("Unable to equip item");
backpack.remove(useitem.item);
if target == *player_entity {
gamelog.append(format!(
"You equip {}.",
names.get(useitem.item).unwrap().name
));
if can_equip {
// Identify the item
if target == *player_entity {
identified_item
.insert(
target,
IdentifiedItem {
name: names.get(useitem.item).unwrap().name.clone(),
},
)
.expect("Unable to identify item.");
}
for item in to_unequip.iter() {
equipped.remove(*item);
backpack
.insert(*item, InBackpack { owner: target })
.expect("Unable to move equipped item to backpack.");
}
for entry in log_entries.iter() {
gamelog.append(entry);
}
// Wield the item
equipped
.insert(
useitem.item,
Equipped {
owner: target,
slot: target_slot,
},
)
.expect("Unable to equip item");
backpack.remove(useitem.item);
if target == *player_entity {
gamelog.append(format!(
"You equip {}.",
names.get(useitem.item).unwrap().name
));
}
}
// Done with item

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@ -64,6 +64,7 @@ fn init_state() -> State {
Chasing,
Confusion,
Consumable,
CursedItem,
Door,
DMSerializationHelper,
EntityMoved,

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@ -47,4 +47,5 @@ pub struct Wearable {
pub struct MagicItem {
pub class: String,
pub naming: String,
pub cursed: Option<bool>,
}

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@ -429,6 +429,12 @@ pub fn spawn_named_item(
}
}
}
if let Some(cursed) = magic.cursed {
if cursed {
eb = eb.with(CursedItem {});
}
}
}
return Some(eb.build());

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@ -69,6 +69,7 @@ pub fn save_game(ecs: &mut World) {
Chasing,
Confusion,
Consumable,
CursedItem,
Door,
DMSerializationHelper,
EntityMoved,
@ -186,6 +187,7 @@ pub fn load_game(ecs: &mut World) {
Chasing,
Confusion,
Consumable,
CursedItem,
Door,
DMSerializationHelper,
EntityMoved,