145 lines
5.2 KiB
Rust
145 lines
5.2 KiB
Rust
use std::collections::HashMap;
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use ::specs::prelude::*;
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use crate::components::{
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AttributeBonus, Attributes, EquipmentChanged, Equipped, InBackpack, Item, Pools, Slow,
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StatusEffect,
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};
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use crate::gamesystem::attr_bonus;
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use crate::{colors, gamelog};
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pub struct EncumbranceSystem {}
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impl<'a> System<'a> for EncumbranceSystem {
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#[allow(clippy::type_complexity)]
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type SystemData = (
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WriteStorage<'a, EquipmentChanged>,
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Entities<'a>,
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ReadStorage<'a, Item>,
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ReadStorage<'a, InBackpack>,
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ReadStorage<'a, Equipped>,
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WriteStorage<'a, Pools>,
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WriteStorage<'a, Attributes>,
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ReadExpect<'a, Entity>,
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ReadStorage<'a, AttributeBonus>,
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ReadStorage<'a, StatusEffect>,
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ReadStorage<'a, Slow>,
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);
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fn run(&mut self, data: Self::SystemData) {
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let (
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mut equip_dirty,
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entities,
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items,
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backpacks,
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wielded,
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mut pools,
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mut attributes,
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player,
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attrbonus,
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statuses,
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slowed,
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) = data;
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if equip_dirty.is_empty() {
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return;
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}
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#[derive(Default)]
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struct ItemUpdate {
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weight: f32,
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initiative: f32,
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might: i32,
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fitness: i32,
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quickness: i32,
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intelligence: i32,
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}
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// Build the map of who needs updating
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let mut to_update: HashMap<Entity, ItemUpdate> = HashMap::new();
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for (entity, _dirty) in (&entities, &equip_dirty).join() {
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to_update.insert(entity, ItemUpdate::default());
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}
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// Remove all dirty statements
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equip_dirty.clear();
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// Total up equipped items
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for (item, equipped, entity) in (&items, &wielded, &entities).join() {
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if to_update.contains_key(&equipped.owner) {
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let totals = to_update.get_mut(&equipped.owner).unwrap();
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totals.weight += item.weight_lbs;
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totals.initiative += item.initiative_penalty;
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if let Some(attr) = attrbonus.get(entity) {
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totals.might += attr.might.unwrap_or(0);
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totals.fitness += attr.fitness.unwrap_or(0);
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totals.quickness += attr.quickness.unwrap_or(0);
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totals.intelligence += attr.intelligence.unwrap_or(0);
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}
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}
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}
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// Total up carried items
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for (item, carried) in (&items, &backpacks).join() {
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if to_update.contains_key(&carried.owner) {
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let totals = to_update.get_mut(&carried.owner).unwrap();
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totals.weight += item.weight_lbs;
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totals.initiative += item.initiative_penalty;
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}
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}
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// Total up status effect modifiers
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for (status, attr) in (&statuses, &attrbonus).join() {
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if to_update.contains_key(&status.target) {
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let totals = to_update.get_mut(&status.target).unwrap();
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totals.might += attr.might.unwrap_or(0);
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totals.fitness += attr.fitness.unwrap_or(0);
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totals.quickness += attr.quickness.unwrap_or(0);
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totals.intelligence += attr.intelligence.unwrap_or(0);
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}
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}
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// Total up hast/slow
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for (status, slow) in (&statuses, &slowed).join() {
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if to_update.contains_key(&status.target) {
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let totals = to_update.get_mut(&status.target).unwrap();
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totals.initiative += slow.initiative_penalty;
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}
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}
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// Apply the data to Pools
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for (entity, item) in to_update.iter() {
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if let Some(pool) = pools.get_mut(*entity) {
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pool.total_weight = item.weight;
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pool.total_initiative_penalty = item.initiative;
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if let Some(attr) = attributes.get_mut(*entity) {
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attr.might.modifiers = item.might;
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attr.fitness.modifiers = item.fitness;
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attr.quickness.modifiers = item.quickness;
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attr.intelligence.modifiers = item.intelligence;
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attr.might.bonus = attr_bonus(attr.might.base + attr.might.modifiers);
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attr.fitness.bonus = attr_bonus(attr.fitness.base + attr.fitness.modifiers);
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attr.quickness.bonus =
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attr_bonus(attr.quickness.base + attr.quickness.modifiers);
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attr.intelligence.bonus =
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attr_bonus(attr.intelligence.base + attr.intelligence.modifiers);
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let carry_capacity_lbs = (attr.might.base + attr.might.modifiers) * 15;
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if pool.total_weight as i32 > carry_capacity_lbs {
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// Overburdened
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pool.total_initiative_penalty += 4.0;
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if *entity == *player {
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gamelog::log_color_line(
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colors::ORANGE,
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"You are overburdened, and suffering an initiative penalty.",
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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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