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/*
Hurry Curry! - a game about cooking
Copyright 2024 metamuffin
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, version 3 of the License only.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
pub mod conveyor;
pub mod customers;
pub mod portal;
use std::collections::{HashMap, HashSet};
use crate::{data::ItemTileRegistry, game::Game, interaction::Recipe};
use anyhow::{anyhow, Result};
use conveyor::Conveyor;
use customers::{demands::generate_demands, Customers};
use hurrycurry_protocol::{glam::IVec2, ItemIndex, TileIndex};
use portal::Portal;
use serde::{Deserialize, Serialize};
pub trait EntityT: Clone {
fn tick(&mut self, game: &mut Game, dt: f32) -> Result<()>;
}
macro_rules! entities {
($($e:ident),*) => {
#[derive(Debug, Clone)]
pub enum Entity { $($e($e)),* }
impl EntityT for Entity {
fn tick(&mut self, game: &mut Game, dt: f32) -> Result<()> {
match self { $(Entity::$e(x) => x.tick(game, dt)),*, }
}
}
};
}
entities!(Conveyor, Portal, Customers);
#[derive(Debug, Clone, Deserialize, Serialize)]
#[serde(rename_all = "snake_case")]
pub enum EntityDecl {
Conveyor {
from: Option<IVec2>,
to: Option<IVec2>,
filter_dir: Option<IVec2>,
filter: Option<String>,
dir: Option<IVec2>,
speed: Option<f32>,
},
Portal {
from: Option<IVec2>,
to: IVec2,
},
Customers {},
}
pub fn construct_entity(
pos: Option<IVec2>,
decl: &EntityDecl,
reg: &ItemTileRegistry,
tiles_used: &HashSet<TileIndex>,
items_used: &HashSet<ItemIndex>,
raw_demands: &[(ItemIndex, Option<ItemIndex>, f32)],
recipes: &[Recipe],
initial_map: &HashMap<IVec2, (TileIndex, Option<ItemIndex>)>,
) -> Result<Entity> {
Ok(match decl.to_owned() {
EntityDecl::Portal { from, to } => Entity::Portal(Portal {
from: from.or(pos).ok_or(anyhow!("no portla start"))?,
to,
}),
EntityDecl::Conveyor {
from,
to,
speed,
dir,
filter,
filter_dir,
} => {
let from = from.or(pos).ok_or(anyhow!("conveyor has no start"))?;
let to = to
.or(dir.map(|s| s + from))
.ok_or(anyhow!("conveyor has no destination"))?;
Entity::Conveyor(Conveyor {
from,
to,
max_cooldown: 1. / speed.unwrap_or(2.),
filter_tile: filter_dir.map(|o| to + o),
filter_item: filter.map(|name| reg.register_item(name)),
cooldown: 0.,
})
}
EntityDecl::Customers {} => {
let demands = generate_demands(tiles_used, items_used, &raw_demands, &recipes);
let chair = reg.register_tile("chair".to_string());
let chairs = initial_map
.iter()
.filter(|(_, (tile, _))| *tile == chair)
.map(|(e, _)| (*e, true))
.collect();
Entity::Customers(Customers::new(chairs, demands))
}
})
}
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