84 lines
2.8 KiB
Rust
84 lines
2.8 KiB
Rust
use ::specs::prelude::*;
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use crate::components::{HungerClock, HungerState, SufferDamage};
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use crate::game_log::GameLog;
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use crate::RunState;
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pub struct HungerSystem {}
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impl<'a> System<'a> for HungerSystem {
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#[allow(clippy::type_complexity)]
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type SystemData = (
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Entities<'a>,
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WriteStorage<'a, HungerClock>,
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ReadExpect<'a, Entity>, // The player
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ReadExpect<'a, RunState>,
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WriteStorage<'a, SufferDamage>,
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WriteExpect<'a, GameLog>,
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);
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fn run(&mut self, data: Self::SystemData) {
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let (entities, mut hunger_clock, player_entity, runstate, mut inflict_damage, mut log) =
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data;
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for (entity, mut clock) in (&entities, &mut hunger_clock).join() {
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let mut proceed = false;
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match *runstate {
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RunState::PlayerTurn => {
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if entity == *player_entity {
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proceed = true;
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}
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}
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RunState::MonsterTurn => {
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if entity != *player_entity {
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proceed = true;
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}
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}
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_ => proceed = false,
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}
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if proceed {
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clock.duration -= 1;
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if clock.duration < 1 {
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match clock.state {
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HungerState::WellFed => {
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clock.state = HungerState::Normal;
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clock.duration = 200;
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if entity == *player_entity {
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log.append("You are no longer well fed.");
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}
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}
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HungerState::Normal => {
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clock.state = HungerState::Hungry;
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clock.duration = 200;
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if entity == *player_entity {
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log.append("You are hungry.");
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}
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}
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HungerState::Hungry => {
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clock.state = HungerState::Starving;
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clock.duration = 200;
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if entity == *player_entity {
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log.append("You are starving!");
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}
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}
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HungerState::Starving => {
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// Inflict damage from hunger
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if entity == *player_entity {
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log.append("Your hunger pangs are getting painful!");
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}
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SufferDamage::new_damage(&mut inflict_damage, entity, 1);
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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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