112 lines
3.3 KiB
Rust
112 lines
3.3 KiB
Rust
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use std::collections::HashMap;
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use specs::prelude::*;
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use super::Raws;
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use crate::components::*;
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pub enum SpawnType {
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AtPosition { x: i32, y: i32 },
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}
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pub struct RawMaster {
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raws: Raws,
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item_index: HashMap<String, usize>,
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}
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impl RawMaster {
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pub fn empty() -> RawMaster {
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RawMaster {
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raws: Raws { items: Vec::new() },
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item_index: HashMap::new(),
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}
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}
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pub fn load(&mut self, raws: Raws) {
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self.raws = raws;
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self.item_index = HashMap::new();
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for (i, item) in self.raws.items.iter().enumerate() {
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self.item_index.insert(item.name.clone(), i);
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}
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}
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}
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pub fn spawn_named_item(
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raws: &RawMaster,
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new_entity: EntityBuilder,
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key: &str,
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pos: SpawnType,
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) -> Option<Entity> {
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if raws.item_index.contains_key(key) {
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let item_template = &raws.raws.items[raws.item_index[key]];
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let mut eb = new_entity;
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// Spawn in the specified location
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match pos {
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SpawnType::AtPosition { x, y } => {
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eb = eb.with(Position { x, y });
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}
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}
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// Renderable
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if let Some(renderable) = &item_template.renderable {
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eb = eb.with(Renderable {
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glyph: rltk::to_cp437(renderable.glyph.chars().next().unwrap()),
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fg: rltk::RGB::from_hex(&renderable.fg).expect("Invalid RGB"),
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bg: rltk::RGB::from_hex(&renderable.bg).expect("Invalid RGB"),
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render_order: renderable.order,
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});
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}
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eb = eb.with(Name::from(&item_template.name)).with(Item {});
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if let Some(consumable) = &item_template.consumable {
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eb = eb.with(Consumable {});
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for effect in consumable.effects.iter() {
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let effect_name = effect.0.as_str();
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match effect_name {
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"provides_healing" => {
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eb = eb.with(ProvidesHealing {
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heal_amount: effect.1.parse::<i32>().unwrap(),
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})
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}
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"ranged" => {
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eb = eb.with(Ranged {
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range: effect.1.parse::<i32>().unwrap(),
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})
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}
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"damage" => {
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eb = eb.with(InflictsDamage {
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damage: effect.1.parse::<i32>().unwrap(),
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})
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}
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"area_of_effect" => {
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eb = eb.with(AreaOfEffect {
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radius: effect.1.parse::<i32>().unwrap(),
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})
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}
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"confusion" => {
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eb = eb.with(Confusion {
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turns: effect.1.parse::<i32>().unwrap(),
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})
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}
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"magic_mapping" => eb = eb.with(MagicMapper {}),
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"food" => [eb = eb.with(ProvidesFood {})],
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_ => {
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rltk::console::log(format!(
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"Warning: consumable effect {} not implemented.",
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effect_name
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));
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}
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}
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}
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}
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return Some(eb.build());
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}
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None
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}
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