/*
    Hurry Curry! - a game about cooking
    Copyright (C) 2025 Hurry Curry! Contributors

    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/>.

*/
use hurrycurry_protocol::{Gamedata, ItemIndex, Recipe, RecipeIndex, TileIndex};
use std::collections::HashMap;

#[derive(Debug, Default)]
pub struct GamedataIndex {
    pub tile_collide: Vec<bool>,
    pub recipe_passive_by_input: HashMap<ItemIndex, Vec<RecipeIndex>>,
}

impl GamedataIndex {
    pub fn update(&mut self, data: &Gamedata) {
        self.recipe_passive_by_input.clear();
        self.tile_collide.clear();

        for tile in (0..data.tile_names.len()).map(TileIndex) {
            self.tile_collide.push(!data.tile_walkable.contains(&tile));
        }

        for (ri, r) in data.recipes() {
            if let Recipe::Passive { input, .. } = r {
                self.recipe_passive_by_input
                    .entry(*input)
                    .or_default()
                    .push(ri);
            }
        }
    }
}