atomising item use: damage and healing, and refactors

This commit is contained in:
Llywelwyn 2023-08-17 03:12:42 +01:00
parent 6677181a4e
commit 911873127d
12 changed files with 176 additions and 48 deletions

View file

@ -33,6 +33,26 @@ pub fn inflict_damage(ecs: &mut World, damage: &EffectSpawner, target: Entity) {
}
}
pub fn heal_damage(ecs: &mut World, heal: &EffectSpawner, target: Entity) {
let mut pools = ecs.write_storage::<Pools>();
if let Some(pool) = pools.get_mut(target) {
if let EffectType::Healing { amount } = heal.effect_type {
pool.hit_points.current = i32::min(pool.hit_points.max, pool.hit_points.current + amount);
add_effect(
None,
EffectType::Particle {
glyph: to_cp437('♥'),
fg: RGB::named(BLUE),
bg: RGB::named(BLACK),
lifespan: DEFAULT_PARTICLE_LIFETIME,
delay: 0.0,
},
Targets::Entity { target },
);
}
}
}
pub fn bloodstain(ecs: &mut World, target: usize) {
let mut map = ecs.fetch_mut::<Map>();
// If the current tile isn't bloody, bloody it.

View file

@ -19,6 +19,7 @@ lazy_static! {
pub enum EffectType {
Damage { amount: i32 },
Healing { amount: i32 },
Bloodstain,
Particle { glyph: FontCharType, fg: RGB, bg: RGB, lifespan: f32, delay: f32 },
EntityDeath,
@ -95,6 +96,7 @@ fn affect_tile(ecs: &mut World, effect: &EffectSpawner, target: usize) {
fn tile_effect_hits_entities(effect: &EffectType) -> bool {
match effect {
EffectType::Damage { .. } => true,
EffectType::Healing { .. } => true,
EffectType::RestoreNutrition { .. } => true,
_ => false,
}
@ -104,6 +106,7 @@ fn tile_effect_hits_entities(effect: &EffectType) -> bool {
fn affect_entity(ecs: &mut World, effect: &EffectSpawner, target: Entity) {
match &effect.effect_type {
EffectType::Damage { .. } => damage::inflict_damage(ecs, effect, target),
EffectType::Healing { .. } => damage::heal_damage(ecs, effect, target),
EffectType::Bloodstain { .. } => {
if let Some(pos) = targeting::entity_position(ecs, target) {
damage::bloodstain(ecs, pos)

View file

@ -1,5 +1,9 @@
use super::{add_effect, EffectType, Entity, Targets, World};
use crate::{gamelog, gui::item_colour_ecs, gui::obfuscate_name, Consumable, Cursed, ProvidesNutrition};
use crate::{
gamelog, gui::item_colour_ecs, gui::obfuscate_name_ecs, Consumable, Cursed, InflictsDamage, MagicMapper,
ProvidesHealing, ProvidesNutrition, RandomNumberGenerator, RunState,
};
use rltk::prelude::*;
use specs::prelude::*;
pub fn item_trigger(source: Option<Entity>, item: Entity, target: &Targets, ecs: &mut World) {
@ -15,24 +19,99 @@ pub const BLESSED: i32 = 2;
pub const UNCURSED: i32 = 1;
pub const CURSED: i32 = 0;
struct EventInfo {
source: Option<Entity>,
entity: Entity,
target: Targets,
buc: i32,
log: bool,
}
// TODO: Currently, items can only be used by the player, and so this system is only built for that.
// It does almost no sanity-checking to make sure the logs only appear if the effect is taking
// place on the player -- once monsters can use an item, their item usage will make logs for
// the player saying they were the one who used the item. This will need refactoring then.
fn event_trigger(source: Option<Entity>, entity: Entity, target: &Targets, ecs: &mut World) {
let mut logger = gamelog::Logger::new();
let mut log = false;
// Check BUC --
// TODO: Replace this with a system checking for blessed, uncursed, or cursed.
let buc = if ecs.read_storage::<Cursed>().get(entity).is_some() { CURSED } else { UNCURSED };
// Providing nutrition
if ecs.read_storage::<ProvidesNutrition>().get(entity).is_some() {
add_effect(source, EffectType::RestoreNutrition { buc }, target.clone());
logger = logger
.append("You eat the")
.append_n(obfuscate_name(ecs, entity).0)
.colour(item_colour_ecs(ecs, entity))
.period()
.buc(buc, Some("Blech! Rotten."), Some("Delicious."));
log = true;
}
if log {
let mut event = EventInfo { source, entity, target: target.clone(), buc, log: false };
let mut logger = gamelog::Logger::new();
// PROVIDES NUTRITION
logger = handle_restore_nutrition(ecs, &mut event, logger);
// MAGIC MAPPER
logger = handle_magic_mapper(ecs, &mut event, logger);
// DOES HEALING
logger = handle_healing(ecs, &mut event, logger);
// DOES DAMAGE
logger = handle_damage(ecs, &mut event, logger);
if event.log {
logger.log();
}
}
fn handle_restore_nutrition(ecs: &mut World, event: &mut EventInfo, mut logger: gamelog::Logger) -> gamelog::Logger {
if ecs.read_storage::<ProvidesNutrition>().get(event.entity).is_some() {
add_effect(event.source, EffectType::RestoreNutrition { buc: event.buc }, event.target.clone());
logger = logger
.append("You eat the")
.colour(item_colour_ecs(ecs, event.entity))
.append_n(obfuscate_name_ecs(ecs, event.entity).0)
.colour(WHITE)
.period()
.buc(event.buc, Some("Blech! Rotten."), Some("Delicious."));
event.log = true;
}
return logger;
}
fn handle_magic_mapper(ecs: &mut World, event: &mut EventInfo, mut logger: gamelog::Logger) -> gamelog::Logger {
if ecs.read_storage::<MagicMapper>().get(event.entity).is_some() {
let mut runstate = ecs.fetch_mut::<RunState>();
let cursed = if event.buc == CURSED { true } else { false };
*runstate = RunState::MagicMapReveal { row: 0, cursed: cursed };
logger = logger.append("You recall your surroundings!").buc(
event.buc,
Some("... but forget where you last were."),
None,
);
event.log = true;
}
return logger;
}
fn handle_healing(ecs: &mut World, event: &mut EventInfo, mut logger: gamelog::Logger) -> gamelog::Logger {
if let Some(healing_item) = ecs.read_storage::<ProvidesHealing>().get(event.entity) {
let mut rng = ecs.write_resource::<RandomNumberGenerator>();
let roll = rng.roll_dice(healing_item.n_dice, healing_item.sides) + healing_item.modifier;
add_effect(event.source, EffectType::Healing { amount: roll }, event.target.clone());
logger = logger.append("You recover some vigour.");
event.log = true;
}
return logger;
}
fn handle_damage(ecs: &mut World, event: &mut EventInfo, mut logger: gamelog::Logger) -> gamelog::Logger {
if let Some(damage_item) = ecs.read_storage::<InflictsDamage>().get(event.entity) {
let mut rng = ecs.write_resource::<RandomNumberGenerator>();
let roll = rng.roll_dice(damage_item.n_dice, damage_item.sides) + damage_item.modifier;
add_effect(event.source, EffectType::Damage { amount: roll }, event.target.clone());
for target in get_entity_targets(&event.target) {
logger = logger
.append("The")
.colour(item_colour_ecs(ecs, target))
.append(obfuscate_name_ecs(ecs, target).0)
.append("is hit!");
event.log = true;
}
}
return logger;
}
fn get_entity_targets(target: &Targets) -> Vec<Entity> {
let mut entities: Vec<Entity> = Vec::new();
match target {
Targets::Entity { target } => entities.push(*target),
Targets::EntityList { targets } => targets.iter().for_each(|target| entities.push(*target)),
_ => {}
}
return entities;
}

View file

@ -151,7 +151,7 @@ pub fn draw_ui(ecs: &World, ctx: &mut Rltk) {
(&entities, &equipped, &renderables).join().filter(|item| item.1.owner == *player_entity)
{
equipment.push((
obfuscate_name(ecs, entity).0,
obfuscate_name_ecs(ecs, entity).0,
RGB::named(item_colour_ecs(ecs, entity)),
renderable.fg,
renderable.glyph,
@ -223,7 +223,7 @@ pub fn draw_ui(ecs: &World, ctx: &mut Rltk) {
(RGB::named(rltk::WHITE), rltk::to_cp437('-'))
};
seen_entities.push((
obfuscate_name(ecs, entity).0,
obfuscate_name_ecs(ecs, entity).0,
RGB::named(item_colour_ecs(ecs, entity)),
render_fg,
glyph,
@ -387,7 +387,7 @@ pub fn get_max_inventory_width(inventory: &BTreeMap<UniqueInventoryItem, i32>) -
}
// Inside the ECS
pub fn obfuscate_name_ecs(
pub fn obfuscate_name(
item: Entity,
names: &ReadStorage<Name>,
magic_items: &ReadStorage<MagicItem>,
@ -423,7 +423,7 @@ pub fn obfuscate_name_ecs(
}
// Outside the ECS
pub fn obfuscate_name(ecs: &World, item: Entity) -> (String, String) {
pub fn obfuscate_name_ecs(ecs: &World, item: Entity) -> (String, String) {
let (mut singular, mut plural) = ("nameless item (bug)".to_string(), "nameless items (bug)".to_string());
if let Some(name) = ecs.read_storage::<Name>().get(item) {
if ecs.read_storage::<MagicItem>().get(item).is_some() {
@ -577,7 +577,7 @@ pub fn get_player_inventory(ecs: &World) -> (BTreeMap<UniqueInventoryItem, i32>,
let item_colour = item_colour_ecs(ecs, entity);
let renderables =
((renderable.fg.r * 255.0) as u8, (renderable.fg.g * 255.0) as u8, (renderable.fg.b * 255.0) as u8);
let (singular, plural) = obfuscate_name(ecs, entity);
let (singular, plural) = obfuscate_name_ecs(ecs, entity);
player_inventory
.entry(UniqueInventoryItem {
display_name: DisplayName { singular: singular.clone(), plural: plural },
@ -684,7 +684,7 @@ pub fn remove_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Opti
let mut equippable: Vec<(Entity, String)> = Vec::new();
let mut width = 2;
for (entity, _pack) in (&entities, &backpack).join().filter(|item| item.1.owner == *player_entity) {
let this_name = &obfuscate_name(&gs.ecs, entity).0;
let this_name = &obfuscate_name_ecs(&gs.ecs, entity).0;
let this_width = 5 + this_name.len();
width = if width > this_width { width } else { this_width };
equippable.push((entity, this_name.to_string()));

View file

@ -72,7 +72,7 @@ pub fn draw_tooltips(ecs: &World, ctx: &mut Rltk) {
for (entity, position, renderable, _hidden) in (&entities, &positions, &renderables, !&hidden).join() {
if position.x == mouse_pos_adjusted.0 && position.y == mouse_pos_adjusted.1 {
let mut tip = Tooltip::new();
tip.add(crate::gui::obfuscate_name(ecs, entity).0, renderable.fg);
tip.add(crate::gui::obfuscate_name_ecs(ecs, entity).0, renderable.fg);
// Attributes
let attr = attributes.get(entity);
if let Some(a) = attr {

View file

@ -2,7 +2,7 @@ use super::{
gamelog, EquipmentChanged, InBackpack, MagicItem, MasterDungeonMap, Name, ObfuscatedName, Position, Wand,
WantsToPickupItem,
};
use crate::gui::obfuscate_name_ecs;
use crate::gui::obfuscate_name;
use specs::prelude::*;
pub struct ItemCollectionSystem {}
@ -48,7 +48,7 @@ impl<'a> System<'a> for ItemCollectionSystem {
.append("You pick up the")
.item_name_n(format!(
"{}",
obfuscate_name_ecs(pickup.item, &names, &magic_items, &obfuscated_names, &dm, Some(&wands)).0
obfuscate_name(pickup.item, &names, &magic_items, &obfuscated_names, &dm, Some(&wands)).0
))
.period()
.log();

View file

@ -2,7 +2,7 @@ use super::{
gamelog, EquipmentChanged, InBackpack, MagicItem, MasterDungeonMap, Name, ObfuscatedName, Position, Wand,
WantsToDropItem,
};
use crate::gui::obfuscate_name_ecs;
use crate::gui::obfuscate_name;
use specs::prelude::*;
pub struct ItemDropSystem {}
@ -56,7 +56,7 @@ impl<'a> System<'a> for ItemDropSystem {
.append("You drop the")
.item_name_n(format!(
"{}",
obfuscate_name_ecs(to_drop.item, &names, &magic_items, &obfuscated_names, &dm, Some(&wands)).0
obfuscate_name(to_drop.item, &names, &magic_items, &obfuscated_names, &dm, Some(&wands)).0
))
.period()
.log();

View file

@ -2,7 +2,7 @@ use super::{
gamelog, EquipmentChanged, Equippable, Equipped, InBackpack, MagicItem, MasterDungeonMap, Name, ObfuscatedName,
WantsToUseItem,
};
use crate::gui::{item_colour, obfuscate_name_ecs};
use crate::gui::{item_colour, obfuscate_name};
use specs::prelude::*;
pub struct ItemEquipSystem {}
@ -58,7 +58,7 @@ impl<'a> System<'a> for ItemEquipSystem {
if target == *player_entity {
logger = logger
.append("You remove your")
.append_n(obfuscate_name_ecs(*item, &names, &magic_items, &obfuscated_names, &dm, None).0)
.append_n(obfuscate_name(*item, &names, &magic_items, &obfuscated_names, &dm, None).0)
.colour(item_colour(*item, &names, &magic_items, &dm))
.period();
}
@ -73,15 +73,8 @@ impl<'a> System<'a> for ItemEquipSystem {
logger = logger
.append("You equip the")
.append_n(
obfuscate_name_ecs(
wants_to_use_item.item,
&names,
&magic_items,
&obfuscated_names,
&dm,
None,
)
.0,
obfuscate_name(wants_to_use_item.item, &names, &magic_items, &obfuscated_names, &dm, None)
.0,
)
.colour(item_colour(wants_to_use_item.item, &names, &magic_items, &dm))
.period();

View file

@ -1,5 +1,5 @@
use super::{gamelog, Equipped, InBackpack, MagicItem, MasterDungeonMap, Name, ObfuscatedName, WantsToRemoveItem};
use crate::gui::{item_colour, obfuscate_name_ecs};
use crate::gui::{item_colour, obfuscate_name};
use specs::prelude::*;
pub struct ItemRemoveSystem {}
@ -37,9 +37,7 @@ impl<'a> System<'a> for ItemRemoveSystem {
if entity == *player_entity {
gamelog::Logger::new()
.append("You unequip the")
.append_n(
obfuscate_name_ecs(to_remove.item, &names, &magic_items, &obfuscated_names, &dm, None).0,
)
.append_n(obfuscate_name(to_remove.item, &names, &magic_items, &obfuscated_names, &dm, None).0)
.colour(item_colour(to_remove.item, &names, &magic_items, &dm))
.period()
.log();

View file

@ -112,8 +112,8 @@ impl State {
regen_system.run_now(&self.ecs);
encumbrance_system.run_now(&self.ecs);
energy.run_now(&self.ecs);
turn_status_system.run_now(&self.ecs);
quip_system.run_now(&self.ecs);
turn_status_system.run_now(&self.ecs);
self.run_ai();
trigger_system.run_now(&self.ecs);
inventory_system.run_now(&self.ecs);

View file

@ -1,7 +1,7 @@
use super::{
gamelog, gui::obfuscate_name, raws::Reaction, Attributes, BlocksTile, BlocksVisibility, Door, EntityMoved, Faction,
Hidden, HungerClock, HungerState, Item, Map, Name, ParticleBuilder, Player, Pools, Position, Renderable, RunState,
State, SufferDamage, Telepath, TileType, Viewshed, WantsToMelee, WantsToPickupItem,
gamelog, gui::obfuscate_name_ecs, raws::Reaction, Attributes, BlocksTile, BlocksVisibility, Door, EntityMoved,
Faction, Hidden, HungerClock, HungerState, Item, Map, Name, ParticleBuilder, Player, Pools, Position, Renderable,
RunState, State, SufferDamage, Telepath, TileType, Viewshed, WantsToMelee, WantsToPickupItem,
};
use rltk::{Point, RandomNumberGenerator, Rltk, VirtualKeyCode};
use specs::prelude::*;
@ -356,7 +356,7 @@ pub fn try_move_player(delta_x: i32, delta_y: i32, ecs: &mut World) -> RunState
let mut some = false;
crate::spatial::for_each_tile_content(destination_idx, |entity| {
if !hidden.get(entity).is_some() && names.get(entity).is_some() {
let item_name = obfuscate_name(ecs, entity).0;
let item_name = obfuscate_name_ecs(ecs, entity).0;
item_names.push(item_name);
some = true;
}

View file

@ -70,6 +70,13 @@ pub fn player(ecs: &mut World, player_x: i32, player_y: i32) -> Entity {
raws::SpawnType::Equipped { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
"food_rations",
raws::SpawnType::Carried { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
@ -77,6 +84,34 @@ pub fn player(ecs: &mut World, player_x: i32, player_y: i32) -> Entity {
raws::SpawnType::Carried { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
"food_apple",
raws::SpawnType::Carried { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
"scroll_confusion",
raws::SpawnType::Carried { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
"scroll_confusion",
raws::SpawnType::Carried { by: player },
0,
);
raws::spawn_named_entity(
&raws::RAWS.lock().unwrap(),
ecs,
"scroll_confusion",
raws::SpawnType::Carried { by: player },
0,
);
return player;
}