Implement cursed items
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8819fabcca
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9a0e931897
@ -42,3 +42,6 @@ pub struct EquipmentChanged {}
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#[derive(Component, Debug, Serialize, Deserialize, Clone)]
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pub struct TownPortal {}
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#[derive(Component, Debug, Serialize, Deserialize, Clone)]
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pub struct CursedItem {}
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21
src/gui.rs
21
src/gui.rs
@ -9,23 +9,34 @@ pub use enums::*;
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use tooltip::draw_tooltips;
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use crate::components::{
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Attribute, Attributes, Consumable, Equipped, HungerClock, HungerState, InBackpack, Item,
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MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Vendor, Viewshed,
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Attribute, Attributes, Consumable, CursedItem, Equipped, HungerClock, HungerState, InBackpack,
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Item, MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Vendor, Viewshed,
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};
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use crate::game_log::GameLog;
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use crate::rex_assets::RexAssets;
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use crate::{camera, colors, Map, MasterDungeonMap, RunState, State, VendorMode};
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pub fn get_item_color(ecs: &World, item: Entity) -> RGB {
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let dm = ecs.fetch::<crate::map::MasterDungeonMap>();
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// If the item is cursed, and you have identified it, display it in red
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if let Some(name) = ecs.read_storage::<Name>().get(item) {
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if ecs.read_storage::<CursedItem>().get(item).is_some()
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&& dm.identified_items.contains(&name.name)
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{
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return colors::RED;
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}
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}
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if let Some(magic) = ecs.read_storage::<MagicItem>().get(item) {
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match magic.class {
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return match magic.class {
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MagicItemClass::Common => colors::EQUIP_COMMON,
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MagicItemClass::Rare => colors::EQUIP_RARE,
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MagicItemClass::Legendary => colors::EQUIP_LEGEND,
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};
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}
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} else {
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colors::WHITE
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}
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}
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pub fn get_item_display_name(ecs: &World, item: Entity) -> String {
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@ -1,6 +1,7 @@
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use ::specs::prelude::*;
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use crate::components::{Equipped, InBackpack, WantsToRemoveItem};
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use crate::components::{CursedItem, Equipped, InBackpack, Name, WantsToRemoveItem};
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use crate::GameLog;
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pub struct ItemRemoveSystem {}
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@ -11,12 +12,25 @@ impl<'a> System<'a> for ItemRemoveSystem {
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WriteStorage<'a, WantsToRemoveItem>,
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WriteStorage<'a, Equipped>,
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WriteStorage<'a, InBackpack>,
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ReadStorage<'a, CursedItem>,
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WriteExpect<'a, GameLog>,
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ReadStorage<'a, Name>,
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);
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fn run(&mut self, data: Self::SystemData) {
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let (entities, mut wants_remove, mut equipped, mut backpack) = data;
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let (entities, mut wants_remove, mut equipped, mut backpack, cursed, mut gamelog, names) =
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data;
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for (entity, to_remove) in (&entities, &wants_remove).join() {
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if cursed.get(to_remove.item).is_some() {
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gamelog.append(format!(
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"You cannot remove {}, it is cursed",
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names.get(to_remove.item).unwrap().name
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));
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continue;
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}
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equipped.remove(to_remove.item);
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backpack
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.insert(to_remove.item, InBackpack { owner: entity })
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@ -1,6 +1,10 @@
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use ::specs::prelude::*;
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use crate::components::{EquipmentChanged, Equippable, Equipped, InBackpack, Name, WantsToUseItem};
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use crate::components::{
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CursedItem, EquipmentChanged, Equippable, Equipped, IdentifiedItem, InBackpack, Name,
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WantsToUseItem,
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};
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use crate::GameLog;
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pub struct ItemEquipOnUse {}
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@ -17,6 +21,8 @@ impl<'a> System<'a> for ItemEquipOnUse {
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WriteStorage<'a, Equipped>,
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WriteStorage<'a, InBackpack>,
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WriteStorage<'a, EquipmentChanged>,
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WriteStorage<'a, IdentifiedItem>,
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ReadStorage<'a, CursedItem>,
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);
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fn run(&mut self, data: Self::SystemData) {
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@ -30,6 +36,8 @@ impl<'a> System<'a> for ItemEquipOnUse {
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mut equipped,
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mut backpack,
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mut dirty,
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mut identified_item,
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cursed,
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) = data;
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let mut remove_use = Vec::new();
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@ -40,15 +48,37 @@ impl<'a> System<'a> for ItemEquipOnUse {
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let target_slot = can_equip.slot;
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// Remove any items the target has in the item's slot
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let mut can_equip = true;
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let mut log_entries: Vec<String> = Vec::new();
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let mut to_unequip = Vec::new();
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for (item_entity, already_equipped, name) in (&entities, &equipped, &names).join() {
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if already_equipped.owner == target && already_equipped.slot == target_slot {
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if cursed.get(item_entity).is_some() {
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can_equip = false;
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gamelog
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.append(format!("You cannot un-equip {}, it is cursed.", name.name))
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} else {
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to_unequip.push(item_entity);
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if target == *player_entity {
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gamelog.append(format!("You un-equip {}.", name.name));
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log_entries.push(format!("You un-equip {}.", name.name));
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}
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}
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}
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}
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if can_equip {
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// Identify the item
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if target == *player_entity {
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identified_item
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.insert(
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target,
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IdentifiedItem {
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name: names.get(useitem.item).unwrap().name.clone(),
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},
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)
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.expect("Unable to identify item.");
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}
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for item in to_unequip.iter() {
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equipped.remove(*item);
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backpack
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@ -56,6 +86,10 @@ impl<'a> System<'a> for ItemEquipOnUse {
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.expect("Unable to move equipped item to backpack.");
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}
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for entry in log_entries.iter() {
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gamelog.append(entry);
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}
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// Wield the item
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equipped
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.insert(
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@ -73,6 +107,7 @@ impl<'a> System<'a> for ItemEquipOnUse {
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names.get(useitem.item).unwrap().name
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));
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}
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}
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// Done with item
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remove_use.push(target);
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@ -64,6 +64,7 @@ fn init_state() -> State {
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Chasing,
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Confusion,
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Consumable,
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CursedItem,
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Door,
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DMSerializationHelper,
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EntityMoved,
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@ -47,4 +47,5 @@ pub struct Wearable {
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pub struct MagicItem {
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pub class: String,
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pub naming: String,
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pub cursed: Option<bool>,
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}
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@ -429,6 +429,12 @@ pub fn spawn_named_item(
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}
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}
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}
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if let Some(cursed) = magic.cursed {
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if cursed {
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eb = eb.with(CursedItem {});
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}
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}
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}
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return Some(eb.build());
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@ -69,6 +69,7 @@ pub fn save_game(ecs: &mut World) {
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Chasing,
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Confusion,
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Consumable,
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CursedItem,
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Door,
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DMSerializationHelper,
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EntityMoved,
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@ -186,6 +187,7 @@ pub fn load_game(ecs: &mut World) {
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Chasing,
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Confusion,
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Consumable,
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CursedItem,
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Door,
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DMSerializationHelper,
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EntityMoved,
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