138 lines
5.2 KiB
Rust
138 lines
5.2 KiB
Rust
use ::rltk::Point;
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use ::specs::prelude::*;
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use super::{add_effect, entity_position, EffectSpawner, EffectType, Targets};
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use crate::components::{Attributes, Confusion, Player, Pools};
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use crate::gamesystem::{mana_at_level, player_hp_at_level};
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use crate::{colors, GameLog, Map};
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pub fn inflict_damage(ecs: &mut World, damage: &EffectSpawner, target: Entity) {
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let mut pools = ecs.write_storage::<Pools>();
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if let Some(pool) = pools.get_mut(target) {
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if !pool.god_mode {
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if let EffectType::Damage { amount } = damage.effect_type {
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pool.hit_points.current -= amount;
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add_effect(None, EffectType::Bloodstain, Targets::Single { target });
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add_effect(
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None,
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EffectType::Particle {
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glyph: rltk::to_cp437('‼'),
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fg: colors::ORANGE,
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bg: colors::BLACK,
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lifespan: 200.0,
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},
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Targets::Single { target },
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);
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if pool.hit_points.current < 1 {
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add_effect(
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damage.creator,
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EffectType::EntityDeath,
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Targets::Single { target },
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);
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}
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}
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}
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}
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}
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pub fn bloodstain(ecs: &mut World, tile_idx: i32) {
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let mut map = ecs.fetch_mut::<Map>();
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map.bloodstains.insert(tile_idx as usize);
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}
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pub fn death(ecs: &mut World, effect: &EffectSpawner, target: Entity) {
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let mut xp_gain = 0;
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let mut gold_gain = 0.0f32;
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let mut pools = ecs.write_storage::<Pools>();
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let attributes = ecs.read_storage::<Attributes>();
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let map = ecs.fetch_mut::<Map>();
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if let Some(pos) = entity_position(ecs, target) {
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crate::spatial::remove_entity(target, pos as usize);
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}
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if let Some(source) = effect.creator {
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if ecs.read_storage::<Player>().get(source).is_some() {
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if let Some(stats) = pools.get(target) {
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xp_gain += stats.level * 100;
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gold_gain += stats.gold;
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}
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if xp_gain != 0 || gold_gain != 0.0 {
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let mut log = ecs.fetch_mut::<GameLog>();
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let mut player_stats = pools.get_mut(source).unwrap();
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let player_attributes = attributes.get(source).unwrap();
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player_stats.xp += xp_gain;
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player_stats.gold += gold_gain;
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if player_stats.xp >= player_stats.level * 1000 {
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// We've gone up a level!
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player_stats.level += 1;
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log.append(format!(
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"Congratulations, you are now level {}",
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player_stats.level
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));
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player_stats.hit_points.max = player_hp_at_level(
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player_attributes.fitness.base + player_attributes.fitness.modifiers,
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player_stats.level,
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);
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player_stats.hit_points.current = player_stats.hit_points.max;
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player_stats.mana.max = mana_at_level(
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player_attributes.intelligence.base
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+ player_attributes.intelligence.modifiers,
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player_stats.level,
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);
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player_stats.mana.current = player_stats.mana.max;
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let player_pos = ecs.fetch::<Point>();
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for i in 0..10 {
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if player_pos.y - i > 1 {
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add_effect(
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None,
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EffectType::Particle {
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glyph: ::rltk::to_cp437('░'),
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fg: colors::GOLD,
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bg: colors::BLACK,
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lifespan: 400.0,
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},
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Targets::Tile {
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tile_idx: map.xy_idx(player_pos.x, player_pos.y - i) as i32,
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},
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);
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}
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}
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}
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}
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}
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}
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}
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pub fn heal_damage(ecs: &mut World, heal: &EffectSpawner, target: Entity) {
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let mut pools = ecs.write_storage::<Pools>();
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if let Some(pool) = pools.get_mut(target) {
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if let EffectType::Healing { amount } = heal.effect_type {
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pool.hit_points.current =
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i32::min(pool.hit_points.max, pool.hit_points.current + amount);
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add_effect(
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None,
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EffectType::Particle {
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glyph: ::rltk::to_cp437('‼'),
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fg: colors::GREEN,
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bg: colors::BLACK,
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lifespan: 200.0,
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},
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Targets::Single { target },
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);
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}
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}
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}
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pub fn add_confusion(ecs: &mut World, effect: &EffectSpawner, target: Entity) {
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if let EffectType::Confusion { turns } = &effect.effect_type {
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ecs.write_storage::<Confusion>()
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.insert(target, Confusion { turns: *turns })
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.expect("Unable to make target confused");
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}
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}
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