119 lines
3.1 KiB
Rust
119 lines
3.1 KiB
Rust
use std::{fmt::Display, time::Duration};
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use bevy::prelude::Reflect;
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use serde::{Deserialize, Serialize};
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use uuid::Uuid;
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use super::prelude::*;
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#[derive(Clone, Copy, Debug, Eq, PartialEq, Hash, Serialize, Deserialize, Reflect)]
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pub struct TravelGroupId(Uuid);
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impl TravelGroupId {
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pub fn generate() -> Self {
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Self(Uuid::new_v4())
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}
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}
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impl Display for TravelGroupId {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(f, "trav-{}", self.0)
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}
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}
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#[derive(Clone, Copy, Eq, PartialEq, Debug, Serialize, Deserialize, Reflect)]
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pub enum WorldPoint {
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Coords(WorldCoords),
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Site(SiteId),
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}
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impl Display for WorldPoint {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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match *self {
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Self::Site(site_id) => write!(f, "[{site_id}]"),
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Self::Coords(coords) => write!(f, "{coords}"),
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}
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}
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}
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#[derive(PartialEq, Debug, Serialize, Deserialize, Reflect)]
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pub struct TravelGroup {
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id: TravelGroupId,
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accumulated_movement: Kilometer,
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pub creatures: Vec<Creature>,
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pub position: WorldCoords,
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pub origin: Option<WorldPoint>,
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pub destination: Option<WorldPoint>,
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}
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impl TravelGroup {
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pub fn new(
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creatures: Vec<Creature>,
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position: WorldCoords,
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origin: Option<WorldPoint>,
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destination: Option<WorldPoint>,
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) -> Self {
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Self {
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id: TravelGroupId::generate(),
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accumulated_movement: 0.,
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creatures,
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position,
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origin,
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destination,
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}
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}
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pub fn id(&self) -> TravelGroupId {
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self.id
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}
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/// The travel speed of the group in km/h
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pub fn speed(&self) -> Kilometer {
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// TODO: hard-coded, should depend on the creatures in the group
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5.0
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}
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pub fn advance_time(&mut self, time: Duration) {
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self.accumulated_movement += time.as_secs_f32() / 3600. * self.speed();
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// while self.accumulated_movement >= Self::minimum_simulated_distance() {
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// self.inner_tick();
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// self.accumulated_movement -= Self::minimum_simulated_distance();
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// }
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}
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pub fn insert(&mut self, creature: Creature) {
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self.creatures.push(creature)
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}
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pub fn remove(&mut self, id: CreatureId) {
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self.creatures.retain(|creature| creature.id() != id);
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}
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// fn inner_tick(&mut self) {
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// }
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}
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impl Display for TravelGroup {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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write!(
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f,
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"travel group from {origin} to {destination} [{id}] [",
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origin = self
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.origin
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.map_or("nowhere".to_string(), |point| format!("{point}")),
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destination = self
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.destination
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.map_or("nowhere".to_string(), |point| format!("{point}")),
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id = self.id
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)?;
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for creature in self.creatures.iter() {
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write!(f, "\n\t{creature}")?;
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}
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if !self.creatures.is_empty() {
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writeln!(f)?;
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}
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write!(f, "]")
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}
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}
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