Add pedestrians (and custom spawn locations)

6 files changed, 118 insertions, 4 deletions

diff --git a/server/src/entity/bot.rs b/server/src/entity/bot.rs
index 6e6c9162..922cc55e 100644
--- a/server/src/entity/bot.rs
+++ b/server/src/entity/bot.rs
@@ -57,6 +57,7 @@ impl<T: BotAlgo + Any> Entity for BotDriver<T> {
                 character,
                 id: Some(self.id),
                 class,
+                position: None,
             })
         }
 
diff --git a/server/src/entity/mod.rs b/server/src/entity/mod.rs
index ddafc2f7..75ea0e9b 100644
--- a/server/src/entity/mod.rs
+++ b/server/src/entity/mod.rs
@@ -22,12 +22,14 @@ pub mod conveyor;
 pub mod customers;
 pub mod environment_effect;
 pub mod item_portal;
+pub mod pedestrians;
 pub mod player_portal;
 pub mod tram;
 pub mod tutorial;
 
 use crate::{
     data::{ItemTileRegistry, Serverdata},
+    entity::pedestrians::Pedestrians,
     message::TrError,
     scoreboard::ScoreboardStore,
 };
@@ -45,7 +47,10 @@ use hurrycurry_protocol::{
 use item_portal::ItemPortal;
 use player_portal::PlayerPortal;
 use serde::{Deserialize, Serialize};
-use std::{any::Any, collections::VecDeque};
+use std::{
+    any::Any,
+    collections::{HashMap, VecDeque},
+};
 use tram::Tram;
 
 pub type DynEntity = Box<dyn Entity + Send + Sync + 'static>;
@@ -143,6 +148,11 @@ pub enum EntityDecl {
         smoothing: f32,
     },
     Book,
+    Pedestrians {
+        spawn_delay: f32,
+        spawn_delay_stdev: f32,
+        points: Vec<Vec2>,
+    },
 }
 
 pub fn construct_entity(
@@ -222,5 +232,15 @@ pub fn construct_entity(
             spacing,
             smoothing,
         }),
+        EntityDecl::Pedestrians {
+            spawn_delay,
+            spawn_delay_stdev,
+            points,
+        } => Box::new(Pedestrians {
+            players: HashMap::new(),
+            points,
+            spawn_delay_distr: rand_distr::Normal::new(spawn_delay, spawn_delay_stdev).unwrap(),
+            cooldown: 0.,
+        }),
     })
 }
diff --git a/server/src/entity/pedestrians.rs b/server/src/entity/pedestrians.rs
new file mode 100644
index 00000000..9b433ded
--- /dev/null
+++ b/server/src/entity/pedestrians.rs
@@ -0,0 +1,86 @@
+use std::collections::HashMap;
+
+/*
+    Hurry Curry! - a game about cooking
+    Copyright 2025 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/>.
+
+*/
+use super::{Entity, EntityContext};
+use anyhow::Result;
+use hurrycurry_protocol::{glam::Vec2, PacketS, PlayerClass, PlayerID};
+use rand::{random, rng};
+use rand_distr::Distribution;
+
+pub struct Pedestrians {
+    pub players: HashMap<PlayerID, usize>,
+    pub points: Vec<Vec2>,
+    pub spawn_delay_distr: rand_distr::Normal<f32>,
+    pub cooldown: f32,
+}
+
+impl Entity for Pedestrians {
+    fn finished(&self) -> bool {
+        false
+    }
+    fn tick(&mut self, c: EntityContext<'_>) -> Result<()> {
+        self.cooldown -= c.dt;
+        if self.cooldown <= 0. && self.players.len() < 32 {
+            let id = PlayerID(random());
+            c.packet_in.push_back(PacketS::Join {
+                name: "Pedestrian".to_string(),
+                character: 0,
+                class: PlayerClass::Customer,
+                id: Some(id),
+                position: self.points.get(0).copied(),
+            });
+            self.players.insert(id, 0);
+            self.cooldown += self.spawn_delay_distr.sample(&mut rng()).max(0.1);
+        }
+
+        let mut remove = Vec::new();
+
+        for (id, index) in &mut self.players {
+            if let Some(player) = c.game.players.get(id) {
+                let diff = self.points[*index] - player.movement.position;
+                if diff.length() < 0.8 {
+                    *index += 1;
+                    if *index >= self.points.len() {
+                        remove.push(*id)
+                    }
+                } else {
+                    c.packet_in.push_back(PacketS::Movement {
+                        player: *id,
+                        dir: diff,
+                        boost: false,
+                        pos: None,
+                    });
+                }
+            }
+        }
+
+        for id in remove {
+            if self.players.remove(&id).is_some() {
+                c.packet_in.push_back(PacketS::Leave { player: id });
+            }
+        }
+
+        Ok(())
+    }
+    fn destructor(&mut self, c: EntityContext<'_>) {
+        for (id, _) in self.players.drain() {
+            c.packet_in.push_back(PacketS::Leave { player: id })
+        }
+    }
+}
diff --git a/server/src/entity/tram.rs b/server/src/entity/tram.rs
index 5b7fcaa8..26a191aa 100644
--- a/server/src/entity/tram.rs
+++ b/server/src/entity/tram.rs
@@ -43,6 +43,7 @@ impl Entity for Tram {
                     character: self.character,
                     class: PlayerClass::Bot,
                     id: Some(id),
+                    position: None,
                 });
                 self.ids.push(id);
             }
diff --git a/server/src/main.rs b/server/src/main.rs
index 7f3de073..b1dc503b 100644
--- a/server/src/main.rs
+++ b/server/src/main.rs
@@ -359,6 +359,7 @@ mod test {
                         character: 1,
                         class: PlayerClass::Chef,
                         id: None,
+                        position: None,
                     },
                 )
                 .await
diff --git a/server/src/server.rs b/server/src/server.rs
index a06f4f36..f9342add 100644
--- a/server/src/server.rs
+++ b/server/src/server.rs
@@ -76,6 +76,7 @@ pub trait GameServerExt {
         character: i32,
         class: PlayerClass,
         serverdata: &Serverdata,
+        custom_position: Option<Vec2>,
         packet_out: Option<&mut VecDeque<PacketC>>,
     );
     fn prime_client(&self) -> Vec<PacketC>;
@@ -143,7 +144,7 @@ impl GameServerExt for Game {
             }
         }
         for (id, (name, character, class)) in players {
-            self.join_player(id, name, character, class, serverdata, None);
+            self.join_player(id, name, character, class, serverdata, None, None);
         }
 
         packet_out.extend(self.prime_client());
@@ -247,12 +248,13 @@ impl GameServerExt for Game {
         character: i32,
         class: PlayerClass,
         serverdata: &Serverdata,
+        custom_position: Option<Vec2>,
         packet_out: Option<&mut VecDeque<PacketC>>,
     ) {
-        let position = match class {
+        let position = custom_position.unwrap_or(match class {
             PlayerClass::Customer => serverdata.customer_spawn,
             PlayerClass::Bot | PlayerClass::Chef => serverdata.chef_spawn,
-        } + (Vec2::new(random(), random()) - 0.5);
+        }) + (Vec2::new(random(), random()) - 0.5);
         self.players.insert(
             id,
             Player {
@@ -353,6 +355,7 @@ impl Server {
                 load_map: &mut None,
             });
         }
+        self.tick(0.);
         self.game.load(
             gamedata,
             &serverdata,
@@ -375,6 +378,7 @@ impl Server {
                 character,
                 id,
                 class,
+                position,
             } => {
                 if name.chars().count() > 32 || name.len() > 64 {
                     return Err(tre!(
@@ -397,6 +401,7 @@ impl Server {
                     character,
                     class,
                     &self.data,
+                    position,
                     Some(&mut self.packet_out),
                 );
                 replies.push(PacketC::Joined { id })