Added stats & purchase buttons

TODO.md

@@ -17,6 +17,7 @@
 - fps textbox positioning
 - shield generation curve
 - clippy & rules
+- reject unknown toml
 
 ## Small jobs
 - Better planet icons in radar

content/outfits.toml

@@ -1,6 +1,7 @@
 [outfit."plasma engines"]
 name = "Plasma Engines"
 thumbnail = "icon::engine"
+cost = 30
 
 desc = """
 This is the smallest of the plasma propulsion systems produced by
@@ -21,6 +22,7 @@ steering.power = 20
 [outfit."shield generator"]
 thumbnail = "icon::shield"
 name = "Shield Generator"
+cost = 10
 
 desc = """
 This is the standard shield generator for fighters and interceptors,
@@ -40,6 +42,7 @@ shield.delay = 2.0
 [outfit."blaster"]
 thumbnail = "icon::blaster"
 name = "Blaster"
+cost = 20
 
 desc = """
 Although not the most accurate or damaging of weapons, the Energy Blaster is popular because it

content/ui/flying.rhai

@@ -113,10 +113,15 @@ fn event(state, event) {
 }
 
 fn step(state) {
-	radialbar::set_val("shield",
-		state.player_ship().current_shields()
-		/ state.player_ship().stat_shield_strength()
-	);
+	if state.player_ship().stat_shield_strength() == 0.0 {
+		radialbar::set_val("shield", 0.0);
+	} else {
+		radialbar::set_val("shield",
+			state.player_ship().current_shields()
+			/ state.player_ship().stat_shield_strength()
+		);
+	}
+
 	radialbar::set_val("hull",
 		state.player_ship().current_hull()
 		/ state.player_ship().total_hull()

content/ui/outfitter.rhai

@@ -347,6 +347,9 @@ fn init(state) {
 
 
 fn event(state, event) {
+	// TODO: update on ship outfit change only
+	update_ship_info(state);
+
 	if type_of(event) == "MouseHoverEvent" {
 		let element = event.element();
 		
@@ -394,6 +397,24 @@ fn event(state, event) {
 			return PlayerDirective::None;
 		}
 
+		if element == "buy_button" {
+			if selected_outfit != false {
+				let outfit = ct::get_outfit(selected_outfit);
+				if outfit.is_some() {
+					return PlayerDirective::BuyOutfit(outfit, 1);
+				}
+			}
+		}
+
+		if element == "sell_button" {
+			if selected_outfit != false {
+				let outfit = ct::get_outfit(selected_outfit);
+				if outfit.is_some() {
+					return PlayerDirective::SellOutfit(outfit, 1);
+				}
+			}
+		}
+
 		if (
 			element.starts_with("outfit.backg.") &&
 			event.element().split("outfit.backg.".len())[1] != selected_outfit
@@ -475,6 +496,41 @@ fn update_outfit_info(selected_outfit) {
 
 		let stats = "";
 		let tlen = 20;
+
+
+		{
+			let s = "cost ";
+			s.pad(tlen, " ");
+			stats += s + outfit.cost();
+			stats += "\n";
+		}
+
+		{
+			let s = "needs gun port ";
+			s.pad(tlen, " ");
+			if outfit.stat_is_gun() {
+				stats += s + "yes";
+			} else {
+				stats += s + "no"
+			}
+			stats += "\n";
+		}
+
+		{
+			let s = outfit.required_space();
+			for k in s.keys() {
+				let v = s[k];
+				let s = k + " space needed ";
+				s.pad(tlen, " ");
+				if v != 0 {
+					stats += s + v;
+					stats += "\n";
+				}
+			}
+		}
+
+		stats += "\n";
+
 		if outfit.stat_thrust() != 0 {
 			let s = "thrust ";
 			s.pad(tlen, " ");
@@ -527,8 +583,28 @@ fn update_ship_info(state) {
 		let tlen = 20;
 
 
+		{
+			let u = ship.used_space();
+			let t = ship.total_space();
+			for k in u.keys() {
+				let vu = u[k];
+				let vt = t[k];
+				let s = k + " space ";
+				s.pad(tlen, " ");
+				stats += s + (vt - vu) + "/" + vt;
+				stats += "\n";
+			}
+		}
+
+		{
+			let s = "gun points ";
+			s.pad(tlen, " ");
+			stats += s + ship.free_gun_points() + "/" + ship.total_gun_points();
+			stats += "\n\n";
+		}
+
 		// TODO: outfits add mass
-		// TODO: calculate radial acceleration
+		// TODO: calculate acceleration
 		{
 			let s = "shield strength ";
 			s.pad(tlen, " ");

crates/content/src/part/outfit.rs

@@ -24,6 +24,7 @@ pub(crate) mod syntax {
 		pub thumbnail: ContentIndex,
 		pub name: String,
 		pub desc: String,
+		pub cost: u32,
 		pub engine: Option<Engine>,
 		pub steering: Option<Steering>,
 		pub space: outfitspace::syntax::OutfitSpace,
@@ -140,6 +141,9 @@ pub struct Outfit {
 	/// This outfit's thumbnail
 	pub thumbnail: Arc<Sprite>,
 
+	/// The cost of this outfit, in credits
+	pub cost: u32,
+
 	/// How much space this outfit requires
 	pub space: OutfitSpace,
 
@@ -324,6 +328,7 @@ impl crate::Build for Outfit {
 			let mut o = Self {
 				index: ContentIndex::new(&outfit_name),
 				display_name: outfit.name,
+				cost: outfit.cost,
 				thumbnail,
 				gun,
 				desc: outfit.desc,

crates/content/src/part/outfitspace.rs

@@ -1,4 +1,7 @@
-use std::ops::{Add, AddAssign, Sub, SubAssign};
+use std::{
+	collections::HashMap,
+	ops::{Add, AddAssign, Sub, SubAssign},
+};
 
 pub(crate) mod syntax {
 	use serde::Deserialize;
@@ -44,6 +47,15 @@ impl OutfitSpace {
 			&& self.weapon >= smaller.weapon
 			&& self.engine >= smaller.engine
 	}
+
+	/// Return a map of "space name" -> number
+	pub fn to_hashmap(&self) -> HashMap<String, u32> {
+		let mut m = HashMap::new();
+		m.insert("outfit".to_string(), self.outfit);
+		m.insert("weapon".to_string(), self.weapon);
+		m.insert("engine".to_string(), self.engine);
+		m
+	}
 }
 
 impl Sub for OutfitSpace {

crates/galactica/src/game.rs

@@ -5,6 +5,7 @@ use galactica_system::phys::{PhysImage, PhysSim, PhysSimShipHandle, PhysStepReso
 use galactica_system::PlayerDirective;
 use galactica_util::timing::Timing;
 use nalgebra::Point2;
+use std::iter;
 use std::sync::Arc;
 use std::time::Instant;
 
@@ -51,16 +52,6 @@ impl<'a> Game {
 				.get(&ContentIndex::new("shield generator"))
 				.unwrap()
 				.clone(),
-			self.ct
-				.outfits
-				.get(&ContentIndex::new("blaster"))
-				.unwrap()
-				.clone(),
-			self.ct
-				.outfits
-				.get(&ContentIndex::new("blaster"))
-				.unwrap()
-				.clone(),
 		]);
 
 		return player;
@@ -131,9 +122,43 @@ impl<'a> Game {
 		}
 	}
 
-	pub fn apply_directive(&mut self, directive: PlayerDirective, player: &PlayerAgent) {
+	pub fn apply_directive(&mut self, directive: PlayerDirective, player: &mut PlayerAgent) {
 		match directive {
-			_ => self.phys_sim.apply_directive(directive, player),
+			PlayerDirective::None => {}
+
+			PlayerDirective::BuyOutfit { outfit, count } => {
+				let cost = outfit.cost * count;
+				if player.credits >= cost {
+					player.credits -= cost;
+					let ship = self
+						.phys_sim
+						.get_ship_mut(&PhysSimShipHandle(player.ship.unwrap()))
+						.unwrap();
+					ship.add_outfits(iter::repeat(outfit).take(count as usize))
+				}
+			}
+
+			PlayerDirective::SellOutfit { outfit, count } => {
+				let ship = self
+					.phys_sim
+					.get_ship_mut(&PhysSimShipHandle(player.ship.unwrap()))
+					.unwrap();
+
+				if ship.get_data().get_outfits().has_outfit(&outfit, count) {
+					for _ in 0..count {
+						ship.remove_outfit(&outfit);
+					}
+				}
+
+				player.credits += outfit.cost * count;
+			}
+
+			PlayerDirective::Engine(_)
+			| PlayerDirective::Guns(_)
+			| PlayerDirective::Land
+			| PlayerDirective::TurnLeft(_)
+			| PlayerDirective::TurnRight(_)
+			| PlayerDirective::UnLand => self.phys_sim.apply_directive(directive, player),
 		}
 	}
 

crates/galactica/src/main.rs

@@ -15,6 +15,7 @@ use log4rs::{
 	Config,
 };
 use std::{
+	cell::RefCell,
 	fs,
 	path::{Path, PathBuf},
 	sync::Arc,
@@ -127,7 +128,7 @@ fn try_main() -> Result<()> {
 		current_time: game.get_current_time(),
 		ct: content.clone(),
 		phys_img: PhysImage::new(),
-		player: PlayerAgent::new(&content, p.0),
+		player: RefCell::new(PlayerAgent::new(&content, p.0)),
 		// TODO: this is a hack for testing.
 		current_system: content.systems.values().next().unwrap().clone(),
 		timing: game.get_timing().clone(),
@@ -184,13 +185,13 @@ fn try_main() -> Result<()> {
 							},
 						)
 						.unwrap();
-					game.apply_directive(directive, &input.player);
+					game.apply_directive(directive, &mut input.player.borrow_mut());
 				}
 				WindowEvent::CursorMoved { position, .. } => {
 					let directive = gpu
 						.process_input(&input, InputEvent::MouseMove(position.cast()))
 						.unwrap();
-					game.apply_directive(directive, &input.player);
+					game.apply_directive(directive, &mut input.player.borrow_mut());
 				}
 				WindowEvent::MouseInput { state, button, .. } => {
 					let down = state == &ElementState::Pressed;
@@ -201,7 +202,7 @@ fn try_main() -> Result<()> {
 					};
 					if let Some(event) = event {
 						let directive = gpu.process_input(&input, event).unwrap();
-						game.apply_directive(directive, &input.player);
+						game.apply_directive(directive, &mut input.player.borrow_mut());
 					}
 				}
 				WindowEvent::MouseWheel { delta, .. } => {
@@ -214,7 +215,7 @@ fn try_main() -> Result<()> {
 							}),
 						)
 						.unwrap();
-					game.apply_directive(directive, &input.player);
+					game.apply_directive(directive, &mut input.player.borrow_mut());
 				}
 				WindowEvent::Resized(_) => {
 					gpu.resize(&content);

crates/playeragent/src/playeragent.rs

@@ -29,13 +29,17 @@ pub struct PlayerAgent {
 	/// Which ship this player is controlling
 	pub ship: Option<ColliderHandle>,
 
-	/// What the player has selected
+	/// What this player has selected
 	pub selection: PlayerSelection,
+
+	/// The amount of money this player has
+	pub credits: u32,
 }
 
 impl PlayerAgent {
 	pub fn new(ct: &Content, ship: ColliderHandle) -> Self {
 		Self {
+			credits: 1000,
 			ship: Some(ship),
 			selection: PlayerSelection::OrbitingBody(
 				ct.systems

crates/render/src/gpustate.rs

@@ -287,7 +287,7 @@ impl GPUState {
 
 	/// Main render function. Draws sprites on a window.
 	pub fn render(&mut self, input: &Arc<RenderInput>) -> Result<(), wgpu::SurfaceError> {
-		if let Some(ship) = input.player.ship {
+		if let Some(ship) = input.player.borrow().ship {
 			let o = input.phys_img.get_ship(&PhysSimShipHandle(ship));
 			if let Some(o) = o {
 				match o.ship.get_data().get_state() {

crates/render/src/renderinput.rs

@@ -1,4 +1,4 @@
-use std::sync::Arc;
+use std::{cell::RefCell, sync::Arc};
 
 use galactica_content::{Content, System};
 use galactica_playeragent::PlayerAgent;
@@ -9,7 +9,7 @@ use galactica_util::timing::Timing;
 #[derive(Debug)]
 pub struct RenderInput {
 	/// Player ship data
-	pub player: PlayerAgent,
+	pub player: RefCell<PlayerAgent>,
 
 	/// The system we're currently in
 	pub current_system: Arc<System>,

crates/render/src/ui/api/directive.rs

@@ -4,6 +4,7 @@ use rhai::{plugin::*, Dynamic, Module};
 #[allow(non_snake_case)]
 #[allow(non_upper_case_globals)]
 pub mod player_directive_module {
+	use crate::ui::api::OutfitState;
 	use galactica_system::PlayerDirective;
 
 	pub const None: PlayerDirective = PlayerDirective::None;
@@ -25,4 +26,24 @@ pub mod player_directive_module {
 	pub fn Guns(state: bool) -> PlayerDirective {
 		PlayerDirective::Guns(state)
 	}
+
+	pub fn BuyOutfit(outfit: OutfitState, count: i64) -> PlayerDirective {
+		if count <= 0 {
+			return PlayerDirective::None;
+		}
+		PlayerDirective::BuyOutfit {
+			outfit: outfit.get_outfit().unwrap(),
+			count: count as u32,
+		}
+	}
+
+	pub fn SellOutfit(outfit: OutfitState, count: i64) -> PlayerDirective {
+		if count <= 0 {
+			return PlayerDirective::None;
+		}
+		PlayerDirective::SellOutfit {
+			outfit: outfit.get_outfit().unwrap(),
+			count: count as u32,
+		}
+	}
 }

crates/render/src/ui/api/functions/ct.rs

@@ -1,6 +1,8 @@
-use galactica_content::{Content, Outfit};
+use galactica_content::{Content, Outfit, OutfitSpace};
 use log::error;
-use rhai::{CustomType, FnNamespace, FuncRegistration, ImmutableString, Module, TypeBuilder};
+use rhai::{
+	CustomType, Dynamic, FnNamespace, FuncRegistration, ImmutableString, Map, Module, TypeBuilder,
+};
 use std::sync::Arc;
 
 pub fn build_ct_module(ct_src: Arc<Content>) -> Module {
@@ -40,6 +42,10 @@ impl OutfitState {
 	pub fn new_none() -> Self {
 		Self { outfit: None }
 	}
+
+	pub fn get_outfit(&self) -> Option<Arc<Outfit>> {
+		self.outfit.as_ref().cloned()
+	}
 }
 
 impl CustomType for OutfitState {
@@ -71,6 +77,20 @@ impl CustomType for OutfitState {
 					.map(|x| x.thumbnail.index.to_string())
 					.unwrap_or("".to_string())
 			})
+			.with_fn("cost", |s: &mut Self| {
+				s.outfit.as_ref().map(|x| x.cost).unwrap_or(0)
+			})
+			.with_fn("required_space", |s: &mut Self| {
+				Map::from_iter(
+					s.outfit
+						.as_ref()
+						.map(|x| x.space)
+						.unwrap_or(OutfitSpace::new())
+						.to_hashmap()
+						.iter()
+						.map(|(k, v)| (ImmutableString::from(k).into(), Dynamic::from(*v as i64))),
+				)
+			})
 			//
 			// Stat getters
 			//
@@ -104,6 +124,9 @@ impl CustomType for OutfitState {
 					.map(|x| x.stats.shield_delay)
 					.unwrap_or(0.0)
 			})
+			.with_fn("stat_is_gun", |s: &mut Self| {
+				s.outfit.as_ref().map(|x| x.gun.is_some()).unwrap_or(false)
+			})
 			.with_fn("stat_shield_dps", |s: &mut Self| {
 				s.outfit
 					.as_ref()

crates/render/src/ui/api/state.rs

@@ -7,7 +7,7 @@ use galactica_util::to_degrees;
 use log::error;
 use nalgebra::Vector2;
 use rapier2d::dynamics::RigidBody;
-use rhai::{Array, CustomType, Dynamic, ImmutableString, TypeBuilder};
+use rhai::{Array, CustomType, Dynamic, ImmutableString, Map, TypeBuilder};
 use std::sync::Arc;
 
 use super::{functions::OutfitState, Color, UiVector};
@@ -94,14 +94,6 @@ impl CustomType for ShipState {
 				s.get_content().thumbnail.index.clone().into()
 			})
 			.with_fn("landed_on", |s: &mut Self| s.landed_on())
-			.with_fn("current_shields", |s: &mut Self| {
-				s.get_ship().get_data().get_shields()
-			})
-			.with_fn("total_hull", |s: &mut Self| s.get_content().hull)
-			.with_fn("empty_mass", |s: &mut Self| s.get_content().mass)
-			.with_fn("current_hull", |s: &mut Self| {
-				s.get_ship().get_data().get_hull()
-			})
 			.with_fn("get_size", |s: &mut Self| s.get_content().size)
 			.with_fn("phys_uid", |s: &mut Self| format!("{}", s.get_ship().uid))
 			.with_fn("get_pos", |s: &mut Self| {
@@ -114,7 +106,46 @@ impl CustomType for ShipState {
 				Color::new(c[0], c[1], c[2], 1.0)
 			})
 			//
-			// Stat getters
+			// Ship stat getters
+			//
+			.with_fn("used_space", |s: &mut Self| {
+				Map::from_iter(
+					s.get_ship()
+						.get_data()
+						.get_outfits()
+						.get_used_space()
+						.to_hashmap()
+						.iter()
+						.map(|(k, v)| (ImmutableString::from(k).into(), Dynamic::from(*v as i64))),
+				)
+			})
+			.with_fn("total_space", |s: &mut Self| {
+				Map::from_iter(
+					s.get_ship()
+						.get_data()
+						.get_outfits()
+						.get_total_space()
+						.to_hashmap()
+						.iter()
+						.map(|(k, v)| (ImmutableString::from(k).into(), Dynamic::from(*v as i64))),
+				)
+			})
+			.with_fn("total_gun_points", |s: &mut Self| {
+				s.get_ship().get_data().get_outfits().total_gun_points() as i64
+			})
+			.with_fn("free_gun_points", |s: &mut Self| {
+				s.get_ship().get_data().get_outfits().free_gun_points() as i64
+			})
+			.with_fn("current_shields", |s: &mut Self| {
+				s.get_ship().get_data().get_shields()
+			})
+			.with_fn("total_hull", |s: &mut Self| s.get_content().hull)
+			.with_fn("empty_mass", |s: &mut Self| s.get_content().mass)
+			.with_fn("current_hull", |s: &mut Self| {
+				s.get_ship().get_data().get_hull()
+			})
+			//
+			// Outfit stat getters
 			//
 			.with_fn("stat_thrust", |s: &mut Self| {
 				s.get_ship()
@@ -264,7 +295,12 @@ impl State {
 	pub fn player_ship(&mut self) -> ShipState {
 		ShipState {
 			input: self.input.clone(),
-			ship: self.input.player.ship.map(|x| PhysSimShipHandle(x)),
+			ship: self
+				.input
+				.player
+				.borrow()
+				.ship
+				.map(|x| PhysSimShipHandle(x)),
 		}
 	}
 

crates/render/src/ui/executor.rs

@@ -301,7 +301,7 @@ impl UiScriptExecutor {
 
 		// Send player state change events
 		if {
-			let player = input.player.ship;
+			let player = input.player.borrow().ship;
 			if let Some(player) = player {
 				let ship = input.phys_img.get_ship(&PhysSimShipHandle(player)).unwrap();
 				if self.last_player_state == 0

crates/system/src/data/ship/outfitset.rs

@@ -104,6 +104,7 @@ impl OutfitSet {
 				if outfit.is_none() {
 					*outfit = Some(o.clone());
 					added = true;
+					break;
 				}
 			}
 			if !added {
@@ -112,14 +113,15 @@ impl OutfitSet {
 		}
 
 		self.used_space += o.space;
-
 		self.stats.add(&o.stats);
 
-		self.shield_generators.push(ShieldGenerator {
-			outfit: o.clone(),
-			delay: o.stats.shield_delay,
-			generation: o.stats.shield_generation,
-		});
+		if o.stats.shield_generation != 0.0 {
+			self.shield_generators.push(ShieldGenerator {
+				outfit: o.clone(),
+				delay: o.stats.shield_delay,
+				generation: o.stats.shield_generation,
+			});
+		}
 
 		if self.outfits.contains_key(&o.index) {
 			self.outfits.get_mut(&o.index).unwrap().1 += 1;
@@ -133,26 +135,32 @@ impl OutfitSet {
 	pub(super) fn remove(&mut self, o: &Arc<Outfit>) -> OutfitRemoveResult {
 		if !self.outfits.contains_key(&o.index) {
 			return OutfitRemoveResult::NotExist;
+		}
+
+		let n = self.outfits.get_mut(&o.index).unwrap();
+		if n.1 == 1u32 {
+			self.outfits.remove(&o.index);
 		} else {
-			let n = self.outfits.get_mut(&o.index).unwrap();
-			if n.1 == 1u32 {
-				self.outfits.remove(&o.index);
-			} else {
-				self.outfits.get_mut(&o.index).unwrap().1 -= 1;
-			}
+			self.outfits.get_mut(&o.index).unwrap().1 -= 1;
+		}
+
+		if o.gun.is_some() {
+			let (_, x) = self
+				.gun_points
+				.iter_mut()
+				.find(|(_, x)| x.is_some() && x.as_ref().unwrap().index == o.index)
+				.unwrap();
+			*x = None;
 		}
 
 		self.used_space -= o.space;
-
 		self.stats.subtract(&o.stats);
 
-		{
-			// This index will exist, since we checked the hashmap
-			let index = self
-				.shield_generators
-				.iter()
-				.position(|g| g.outfit.index == o.index)
-				.unwrap();
+		let index = self
+			.shield_generators
+			.iter()
+			.position(|g| g.outfit.index == o.index);
+		if let Some(index) = index {
 			self.shield_generators.remove(index);
 		}
 
@@ -198,6 +206,29 @@ impl OutfitSet {
 		&self.used_space
 	}
 
+	/// Number of available (used & free) gun points
+	pub fn total_gun_points(&self) -> usize {
+		self.gun_points.len()
+	}
+
+	/// Number of free gun points
+	pub fn free_gun_points(&self) -> usize {
+		self.iter_gun_points().filter(|(_, o)| o.is_none()).count()
+	}
+
+	/// Does this set contain `count` of `outfit`?
+	pub fn has_outfit(&self, outfit: &Arc<Outfit>, mut count: u32) -> bool {
+		for i in self.iter_outfits() {
+			if count <= 0 {
+				return true;
+			}
+			if i.0.index == outfit.index {
+				count -= 1;
+			}
+		}
+		return count <= 0;
+	}
+
 	/// Get the combined stats of all outfits in this set.
 	/// There are two things to note here:
 	/// First, shield_delay is always zero. That is handled

crates/system/src/phys/objects/ship/ship.rs

@@ -14,7 +14,7 @@ use rapier2d::{
 
 use super::{autopilot, collapse::ShipCollapseSequence, controller::ShipController, ShipControls};
 use crate::{
-	data::{ShipAutoPilot, ShipData, ShipPersonality, ShipState},
+	data::{OutfitRemoveResult, ShipAutoPilot, ShipData, ShipPersonality, ShipState},
 	phys::{
 		get_phys_id,
 		objects::{PhysEffect, PhysProjectile},
@@ -505,8 +505,8 @@ impl PhysShip {
 	}
 
 	/// Add one outfit to this ship
-	pub fn add_outfit(&mut self, o: Arc<Outfit>) {
-		self.data.add_outfit(&o);
+	pub fn add_outfit(&mut self, o: &Arc<Outfit>) {
+		self.data.add_outfit(o);
 		self.update_flares();
 	}
 
@@ -517,6 +517,13 @@ impl PhysShip {
 		}
 		self.update_flares();
 	}
+
+	/// Remove one outfit from this ship
+	pub fn remove_outfit(&mut self, o: &Arc<Outfit>) -> OutfitRemoveResult {
+		let r = self.data.remove_outfit(o);
+		self.update_flares();
+		return r;
+	}
 }
 
 /// Public immutable

crates/system/src/phys/physsim.rs

@@ -192,7 +192,7 @@ impl PhysSim {
 	}
 
 	/// Update a player ship's controls
-	pub fn apply_directive(&mut self, directive: PlayerDirective, player: &PlayerAgent) {
+	pub fn apply_directive(&mut self, directive: PlayerDirective, player: &mut PlayerAgent) {
 		if player.ship.is_none() {
 			return;
 		}

crates/system/src/playerdirective.rs

@@ -1,3 +1,7 @@
+use std::sync::Arc;
+
+use galactica_content::Outfit;
+
 /// An action the player wants to take in the game.
 #[derive(Debug, Clone)]
 pub enum PlayerDirective {
@@ -21,4 +25,26 @@ pub enum PlayerDirective {
 
 	/// Take off from the planet we're landed on
 	UnLand,
+
+	/// Buy an outfit.
+	/// This directive is ignored if the player does not have enough
+	/// credits to buy the given number of outfits.
+	BuyOutfit {
+		/// The outfit to buy
+		outfit: Arc<Outfit>,
+
+		/// How many of this outfit to buy
+		count: u32,
+	},
+
+	/// Sell an outfit.
+	/// This directive is ignored if the player does not have enough
+	/// outfits to sell.
+	SellOutfit {
+		/// The outfit to sell
+		outfit: Arc<Outfit>,
+
+		/// How many of this outfit to sell
+		count: u32,
+	},
 }