Browse Source

initial ItemState

pull/112/head
jake 2 years ago
committed by andy
parent
commit
e337852d72
  1. 2
      Cargo.toml
  2. 2
      src/lib.rs
  3. 1
      src/ship/items/mod.rs
  4. 813
      src/ship/items/state.rs

2
Cargo.toml

@ -32,4 +32,4 @@ sqlx = { version = "0.5.10", features = ["runtime-async-std-native-tls", "postgr
strum = "0.19.5"
strum_macros = "0.19"
anyhow = { version = "1.0.47", features = ["backtrace"] }
fix-hidden-lifetime-bug = "0.2.4"

2
src/lib.rs

@ -3,6 +3,8 @@
#![feature(drain_filter)]
#![feature(try_blocks)]
#[macro_use]
extern crate fix_hidden_lifetime_bug;
pub mod common;

1
src/ship/items/mod.rs

@ -4,6 +4,7 @@ pub mod inventory;
pub mod manager;
pub mod transaction;
pub mod use_tool;
pub mod state;
use serde::{Serialize, Deserialize};
#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq, Serialize, Deserialize, derive_more::Display)]

813
src/ship/items/state.rs

@ -0,0 +1,813 @@
use std::collections::HashMap;
use crate::ship::items::ClientItemId;
use crate::entity::item::{Meseta, ItemEntityId, ItemDetail, ItemEntity, ItemType, InventoryEntity, InventoryItemEntity, EquippedEntity, ItemNote};
use std::cell::{RefMut, RefCell};
use std::ops::{Deref, DerefMut};
use std::convert::{From, Into};
use std::future::Future;
use std::pin::Pin;
use async_std::sync::{Arc, Mutex};
use std::borrow::BorrowMut;
use crate::ship::location::{AreaClient, RoomId};
use crate::entity::character::{CharacterEntity, CharacterEntityId, TechLevel};
use crate::entity::gateway::{EntityGateway, GatewayError};
use crate::entity::gateway::entitygateway::EntityGatewayTransaction;
use crate::entity::item::tool::{Tool, ToolType};
use crate::ship::drops::ItemDrop;
pub enum TriggerCreateItem {
Yes,
No
}
#[derive(thiserror::Error, Debug)]
enum ItemStateError {
#[error("character {0} not found")]
NoCharacter(CharacterEntityId),
#[error("room {0} not found")]
NoRoom(RoomId),
#[error("floor item {0} not found")]
NoFloorItem(ClientItemId),
#[error("inventory error {0}")]
InventoryError(#[from] InventoryError),
#[error("invalid drop? {0:?} (this shouldn't occur)")]
BadItemDrop(ItemDrop),
#[error("idk")]
Dummy,
#[error("gateway")]
GatewayError(GatewayError),
}
impl From<GatewayError> for ItemStateError {
fn from(other: GatewayError) -> ItemStateError {
ItemStateError::GatewayError(other)
}
}
enum GatewayActions {
ItemNote(ItemEntityId, ItemNote),
}
/*
enum ItemStateChange {
Inventory(CharacterInventory),
Bank(CharacterBank),
CharacterMeseta(CharacterMeseta),
BankMeseta(BankMeseta),
SharedFloor(SharedFloor),
LocalFloor(LocalFloor),
}
*/
#[async_trait::async_trait]
trait ItemAction {
type Input;
type Output;
type Start;
type Error;
async fn action(&self, s: Self::Start, i: Self::Input) -> Result<(Self::Start, Self::Output), Self::Error>;
async fn commit(&self, v: Self::Start) -> Result<(Self::Start, Self::Output), Self::Error>;
}
struct ItemStateAction<T, S, E> {
_t: std::marker::PhantomData<T>,
_s: std::marker::PhantomData<S>,
_e: std::marker::PhantomData<E>,
}
impl<T, S, E> Default for ItemStateAction<T, S, E> {
fn default() -> ItemStateAction<T, S, E> {
ItemStateAction {
_t: std::marker::PhantomData,
_s: std::marker::PhantomData,
_e: std::marker::PhantomData,
}
}
}
impl<T, S, E> ItemStateAction<T, S, E>
where
T: Send + Sync,
S: Send + Sync,
E: Send + Sync,
{
fn act<O, F>(self, f: F) -> ItemActionStage<O, ItemStateAction<T, S, E>, F, S, E>
where
F: Fn(S, ()) -> Pin<Box<dyn Future<Output=Result<(S, O), E>> + Send>> + Send + Sync
{
ItemActionStage {
_s: Default::default(),
_e: std::marker::PhantomData,
prev: self,
actionf: f,
//actionf: |s, t| f(s, ()),
}
}
}
struct ItemActionStage<O, P, F, S, E>
where
P: ItemAction,
//F: Fn(&mut S, P::Output) -> Result<O, E> + for<'r> std::ops::Fn<(&'r mut S, T)>,
F: Fn(S, P::Output) -> Pin<Box<dyn Future<Output=Result<(S, O) , E>> + Send>> + Send + Sync,
{
_s: std::marker::PhantomData<S>,
_e: std::marker::PhantomData<E>,
prev: P,
actionf: F,
}
#[async_trait::async_trait]
impl<O, P: ItemAction, F, S, E> ItemAction for ItemActionStage<O, P, F, S, E>
where
P: ItemAction + ItemAction<Start = S, Error = E> + Send + Sync,
F: Fn(S, P::Output) -> Pin<Box<dyn Future<Output=Result<(S, O), E>> + Send>> + Send + Sync,
S: Send + Sync,
P::Output: Send + Sync,
E: Send + Sync,
O: Send + Sync,
P::Error: Send + Sync,
{
type Input = P::Output;
type Output = O;
type Start = S;
type Error = P::Error;
async fn action(&self, s: Self::Start, i: Self::Input) -> Result<(Self::Start, Self::Output), Self::Error> {
(self.actionf)(s, i).await
}
async fn commit(&self, i: Self::Start) -> Result<(Self::Start, Self::Output), Self::Error> {
let (i, prev) = self.prev.commit(i).await?;
self.action(i, prev).await
}
}
impl<O, P: ItemAction, F, S, E> ItemActionStage<O, P, F, S, E>
where
P: ItemAction<Start = S, Error = E> + Send + Sync,
F: Fn(S, P::Output) -> Pin<Box<dyn Future<Output=Result<(S, O), E>> + Send>> + Send + Sync,
S: Send + Sync,
P::Output: Send + Sync,
E: Send + Sync,
O: Send + Sync,
P::Error: Send + Sync,
{
fn act<O2, G>(self, g: G) -> ItemActionStage<O2, ItemActionStage<O, P, F, S, E>, G, S, E>
where
S: Send + Sync,
G: Fn(S, <ItemActionStage<O, P, F, S, E> as ItemAction>::Output) -> Pin<Box<dyn Future<Output=Result<(S, O2), E>> + Send>> + Send + Sync,
O2: Send + Sync,
{
ItemActionStage {
_s: Default::default(),
_e: Default::default(),
prev: self,
actionf: g,
}
}
}
#[async_trait::async_trait]
impl<T, S, E> ItemAction for ItemStateAction<T, S, E>
where
T: Send + Sync,
S: Send + Sync,
E: Send + Sync,
{
type Input = T;
type Output = ();
type Start = T;
type Error = E;
async fn action(&self, s: Self::Start, i: Self::Input) -> Result<(Self::Start, Self::Output), Self::Error> {
Ok((s, ()))
}
async fn commit(&self, i: Self::Start) -> Result<(Self::Start, Self::Output), Self::Error> {
Ok((i, ()))
}
}
#[derive(Clone)]
struct IndividualItemDetail {
entity_id: ItemEntityId,
item: ItemDetail,
}
#[derive(Clone)]
pub struct StackedItemDetail {
pub entity_ids: Vec<ItemEntityId>,
pub tool: Tool,
}
#[derive(Clone)]
enum InventoryItemDetail {
Individual(IndividualItemDetail),
Stacked(StackedItemDetail),
}
impl InventoryItemDetail {
fn stacked<'a>(&'a self) -> Option<&'a StackedItemDetail> {
match self {
InventoryItemDetail::Stacked(sitem) => Some(sitem),
_ => None,
}
}
fn stacked_mut <'a>(&'a mut self) -> Option<&'a mut StackedItemDetail> {
match self {
InventoryItemDetail::Stacked(sitem) => Some(sitem),
_ => None,
}
}
}
#[derive(Clone)]
struct InventoryItem {
item_id: ClientItemId,
item: InventoryItemDetail,
}
#[derive(Clone)]
enum FloorItemDetail {
Individual(IndividualItemDetail),
Stacked(StackedItemDetail),
Meseta(Meseta),
}
impl FloorItemDetail {
fn stacked<'a>(&'a self) -> Option<&'a StackedItemDetail> {
match self {
FloorItemDetail::Stacked(sitem) => Some(sitem),
_ => None,
}
}
}
#[derive(Clone)]
struct FloorItem {
item_id: ClientItemId,
item: FloorItemDetail,
}
// meseta is a floor item
/*
impl Into<InventoryItem> for FloorItem {
fn into(&self) -> InventoryItem {
InventoryItem {
item_id: self.item_id,
item:
}
}
}
*/
#[derive(Clone)]
struct Inventory(Vec<InventoryItem>);
#[derive(thiserror::Error, Debug)]
enum InventoryError {
#[error("inventory full")]
InventoryFull,
#[error("stack full")]
StackFull,
#[error("meseta full")]
MesetaFull,
}
enum AddItemResult {
NewItem,
AddToStack,
Meseta,
}
#[derive(Clone)]
struct LocalFloor(Vec<FloorItem>);
#[derive(Clone)]
struct SharedFloor(Vec<FloorItem>);
#[derive(Clone)]
struct RoomFloorItems(Vec<FloorItem>);
struct InventoryState {
character_id: CharacterEntityId,
inventory: Inventory,
meseta: Meseta,
}
/*
impl Deref for InventoryState {
type Target = Inventory;
fn deref(&self) -> &Self::Target {
&self.inventory
}
}
impl DerefMut for InventoryState {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.inventory
}
}
*/
impl InventoryState {
fn add_floor_item(&mut self, item: FloorItem) -> Result<AddItemResult, InventoryError> {
match item.item {
FloorItemDetail::Individual(iitem) => {
if self.inventory.0.len() >= 30 {
return Err(InventoryError::InventoryFull)
}
else {
self.inventory.0.push(InventoryItem {
item_id: item.item_id,
item: InventoryItemDetail::Individual(iitem)
});
Ok(AddItemResult::NewItem)
}
},
FloorItemDetail::Stacked(sitem) => {
let existing_stack = self.inventory.0
.iter_mut()
.filter_map(|item| item.item.stacked_mut())
.find(|item| {
item.tool == sitem.tool
});
match existing_stack {
Some(existing_stack) => {
if existing_stack.entity_ids.len() + sitem.entity_ids.len() > sitem.tool.max_stack() {
return Err(InventoryError::StackFull)
}
else {
existing_stack.entity_ids.append(&mut sitem.entity_ids.clone());
Ok(AddItemResult::AddToStack)
}
},
None => {
if self.inventory.0.len() >= 30 {
return Err(InventoryError::InventoryFull)
}
else {
self.inventory.0.push(InventoryItem {
item_id: item.item_id,
item: InventoryItemDetail::Stacked(sitem)
});
Ok(AddItemResult::NewItem)
}
}
}
},
FloorItemDetail::Meseta(meseta) => {
if self.meseta == Meseta(999999) {
Err(InventoryError::MesetaFull)
}
else {
self.meseta.0 = std::cmp::min(self.meseta.0 + meseta.0 ,999999);
Ok(AddItemResult::Meseta)
}
},
}
}
}
struct FloorState {
character_id: CharacterEntityId,
local: LocalFloor,
shared: SharedFloor,
}
impl FloorState {
fn take_item(&mut self, item_id: &ClientItemId) -> Option<FloorItem> {
let item = self.local.0
.drain_filter(|item| {
item.item_id == *item_id
})
.next();
item.or_else(|| {
self.shared.0
.drain_filter(|item| {
item.item_id == *item_id
})
.next()
})
}
}
struct ItemState {
character_inventory: HashMap<CharacterEntityId, Inventory>,
//character_bank: HashMap<CharacterEntityId, Bank>,
character_meseta: HashMap<CharacterEntityId, Meseta>,
//bank_meseta: HashMap<CharacterEntityId, Meseta>,
character_room: HashMap<CharacterEntityId, RoomId>,
character_floor: HashMap<CharacterEntityId, LocalFloor>,
room_floor: HashMap<RoomId, SharedFloor>,
//room_item_id_counter: Arc<RefCell<HashMap<RoomId, Box<dyn FnMut() -> ClientItemId + Send + Sync>>>>,
room_item_id_counter: u32,
}
impl Default for ItemState {
fn default() -> ItemState {
ItemState {
character_inventory: HashMap::new(),
character_meseta: HashMap::new(),
character_room: HashMap::new(),
character_floor: HashMap::new(),
room_floor: HashMap::new(),
room_item_id_counter: 0x00810000,
}
}
}
/*
struct ProxiedItemState {
character_inventory: RefCell<HashMap<CharacterEntityId, RefCell<Inventory>>>,
//character_bank: HashMap<CharacterEntityId, RefCell<Bank>>,
//character_meseta: HashMap<CharacterEntityId, RefCell<Meseta>>,
//bank_meseta: HashMap<CharacterEntityId, RefCell<Meseta>>,
character_room: RefCell<HashMap<CharacterEntityId, RefCell<RoomId>>>,
character_floor: RefCell<HashMap<CharacterEntityId, RefCell<RoomFloorItems>>>,
room_floor: RefCell<HashMap<RoomId, RefCell<RoomFloorItems>>>,
//room_item_id_counter: HashMap<RoomId, RefCell<Box<dyn FnMut() -> ClientItemId + Send>>>,
}
impl Default for ProxiedItemState {
fn default() -> Self {
ProxiedItemState {
character_inventory: RefCell::new(HashMap::new()),
//character_bank: HashMap::new(),
//character_meseta: HashMap::new(),
//bank_meseta: HashMap::new(),
character_floor: RefCell::new(HashMap::new()),
character_room: RefCell::new(HashMap::new()),
room_floor: RefCell::new(HashMap::new()),
//room_item_id_counter: HashMap::new(),
}
}
}
*/
struct ProxiedItemState {
character_inventory: HashMap<CharacterEntityId, Inventory>,
//character_bank: HashMap<CharacterEntityId, RefCell<Bank>>,
character_meseta: HashMap<CharacterEntityId, Meseta>,
//bank_meseta: HashMap<CharacterEntityId, RefCell<Meseta>>,
character_room: HashMap<CharacterEntityId, RoomId>,
character_floor: HashMap<CharacterEntityId, LocalFloor>,
room_floor: HashMap<RoomId, SharedFloor>,
//room_item_id_counter: HashMap<RoomId, Box<dyn FnMut() -> ClientItemId + Send>>,
}
impl Default for ProxiedItemState {
fn default() -> Self {
ProxiedItemState {
character_inventory: HashMap::new(),
//character_bank: HashMap::new(),
character_meseta: HashMap::new(),
//bank_meseta: HashMap::new(),
character_floor: HashMap::new(),
character_room: HashMap::new(),
room_floor: HashMap::new(),
//room_item_id_counter: HashMap::new(),
}
}
}
struct ItemStateProxy<'a> {
item_state: &'a mut ItemState,
//entity_gateway: &'a mut dyn EntityGateway,
transaction: Box<dyn EntityGatewayTransaction>,
//entity_gateway: &'a mut Box<dyn EntityGateway>,
//entity_gateway: &'a mut Box<dyn EntityGateway>,
proxied_state: ProxiedItemState,
gateway_actions: Vec<GatewayActions>,
//_eg: std::marker::PhantomData<EG>,
}
/*
fn get_or_clone<'a, K, V>(master: &HashMap<K, V>, proxy: &'a RefCell<HashMap<K, RefCell<V>>>, key: K, err: fn(K) -> ItemStateError) -> Result<impl Deref<Target = V> + 'a, ItemStateError>
where
K: Eq + std::hash::Hash + Copy,
V: Clone
{
let existing_element = master.get(&key).ok_or_else(|| err(key))?;
Ok(proxy.borrow_mut().entry(key)
.or_insert(RefCell::new(existing_element.clone()))
.borrow_mut())
}
*/
/*
fn get_or_clone<'a, K, V>(master: &HashMap<K, V>, proxy: &'a mut HashMap<K, RefCell<V>>, key: K, err: fn(K) -> ItemStateError) -> Result<impl Deref<Target = V> + 'a, ItemStateError>
where
K: Eq + std::hash::Hash + Copy,
V: Clone
{
let existing_element = master.get(&key).ok_or_else(|| err(key))?;
Ok(proxy.entry(key)
.or_insert(RefCell::new(existing_element.clone()))
.borrow_mut())
}
*/
fn get_or_clone<K, V>(master: &HashMap<K, V>, proxy: &mut HashMap<K, V>, key: K, err: fn(K) -> ItemStateError) -> Result<V, ItemStateError>
where
K: Eq + std::hash::Hash + Copy,
V: Clone
{
let existing_element = master.get(&key).ok_or_else(|| err(key))?;
Ok(proxy.entry(key)
.or_insert(existing_element.clone()).clone())
}
impl<'a> ItemStateProxy<'a> {
//fn new(item_state: &'a mut ItemState, entity_gateway: &'a mut EG) -> Self {
//fn new(item_state: &'a mut ItemState, entity_gateway: &'a mut dyn EntityGateway) -> Self {
fn new(item_state: &'a mut ItemState, transaction: Box<dyn EntityGatewayTransaction>) -> Self {
ItemStateProxy {
item_state,
//entity_gateway,
transaction,
proxied_state: Default::default(),
gateway_actions: Vec::new(),
//_eg: std::marker::PhantomData,
}
}
fn inventory(&mut self, character_id: &CharacterEntityId) -> Result<InventoryState, ItemStateError> {
Ok(InventoryState {
character_id: *character_id,
inventory: get_or_clone(&self.item_state.character_inventory, &mut self.proxied_state.character_inventory, *character_id, |c| ItemStateError::NoCharacter(c))?,
meseta: get_or_clone(&self.item_state.character_meseta, &mut self.proxied_state.character_meseta, *character_id, |c| ItemStateError::NoCharacter(c))?,
})
}
fn set_inventory(&mut self, inventory: InventoryState) {
self.proxied_state.character_inventory.insert(inventory.character_id, inventory.inventory);
self.proxied_state.character_meseta.insert(inventory.character_id, inventory.meseta);
}
fn floor(&mut self, character_id: &CharacterEntityId) -> Result<FloorState, ItemStateError> {
let room_id = get_or_clone(&self.item_state.character_room, &mut self.proxied_state.character_room, *character_id, |c| ItemStateError::NoCharacter(c))?;
Ok(FloorState {
character_id: *character_id,
local: get_or_clone(&self.item_state.character_floor, &mut self.proxied_state.character_floor, *character_id, |c| ItemStateError::NoCharacter(c))?,
shared: get_or_clone(&self.item_state.room_floor, &mut self.proxied_state.room_floor, room_id, |r| ItemStateError::NoRoom(r))?,
})
}
fn set_floor(&mut self, floor: FloorState) {
let room_id = get_or_clone(&self.item_state.character_room, &mut self.proxied_state.character_room, floor.character_id, |c| ItemStateError::NoCharacter(c)).unwrap();
self.proxied_state.character_floor.insert(floor.character_id, floor.local);
self.proxied_state.room_floor.insert(room_id, floor.shared);
}
fn new_item_id(&mut self) -> Result<ClientItemId, ItemStateError> {
//let room_id = get_or_clone(&self.item_state.character_room, &mut self.proxied_state.character_room, *character_id, |c| ItemStateError::NoCharacter(c))?;
self.item_state.room_item_id_counter += 1;
Ok(ClientItemId(self.item_state.room_item_id_counter))
/*
self.item_state.room_item_id_counter
.borrow_mut()
.get_mut(&room_id)
.ok_or(ItemStateError::NoRoom(room_id))
.map(|f| f())
*/
}
}
fn take_item_from_floor(character_id: CharacterEntityId, item_id: ClientItemId)
-> impl for<'a> Fn(ItemStateProxy<'a>, ())
-> Pin<Box<dyn Future<Output=Result<(ItemStateProxy, FloorItem), ItemStateError>> + Send + 'a>> {
move |mut item_state, _| {
Box::pin(async move {
let mut floor = item_state.floor(&character_id)?;
let item = floor.take_item(&item_id).ok_or(ItemStateError::NoFloorItem(item_id))?;
item_state.set_floor(floor);
Ok((item_state, item))
})
}
}
fn add_floor_item_to_inventory(character_id: CharacterEntityId)
-> impl for<'a> Fn(ItemStateProxy<'a>, FloorItem)
-> Pin<Box<dyn Future<Output=Result<(ItemStateProxy, TriggerCreateItem), ItemStateError>> + Send + 'a>> {
move |mut item_state, floor_item| Box::pin(async move {
let mut inventory = item_state.inventory(&character_id)?;
let add_result = inventory.add_floor_item(floor_item)?;
item_state.set_inventory(inventory);
Ok((item_state,
match add_result {
AddItemResult::NewItem => TriggerCreateItem::Yes,
AddItemResult::AddToStack => TriggerCreateItem::No,
AddItemResult::Meseta => TriggerCreateItem::No,
}))
})
}
//hint<R, F: FnOnce(&mut dyn EntityGateway) -> R>(f: F) -> F {f}
#[fix_hidden_lifetime_bug]
async fn pick_up_item<'a, EG>(
item_state: &'a mut ItemState,
//item_state: Arc<Mutex<ItemState>>,
entity_gateway: &'a mut EG,
character_id: &CharacterEntityId,
item_id: &ClientItemId)
-> Result<TriggerCreateItem, ItemStateError>
where
'a: 'static,
EG: EntityGateway,
{
/*
let transaction = entity_gateway.transaction().await.unwrap();
let item_state_proxy = ItemStateProxy::new(item_state, transaction);
let (mut item_state_proxy, result) = ItemStateAction::default()
.act(take_item_from_floor(*character_id, *item_id))
.act(add_floor_item_to_inventory(*character_id))
.commit(item_state_proxy)
.await?;
item_state_proxy.transaction.commit().await.unwrap();
*/
//drop(item_state_proxy);
//transaction.commit().await.unwrap();
//item_state_proxy.entity_gateway.commit().await.unwrap();
let k: Result<TriggerCreateItem, ItemStateError> = entity_gateway.with_transaction(|transaction| async move {
let item_state_proxy = ItemStateProxy::new(item_state, transaction);
let (item_state_proxy, result) = ItemStateAction::default()
.act(take_item_from_floor(*character_id, *item_id))
.act(add_floor_item_to_inventory(*character_id))
.commit(item_state_proxy)
.await?;
//let u = transaction.get_user_by_id(crate::entity::account::UserAccountId(0)).await?;
//Ok((transaction, ()))
//drop(item_state_proxy);
Ok((item_state_proxy.transaction, result))
}).await;
/*
//fn subaction(transaction: &mut dyn EntityGateway) -> Pin<Box<dyn Future<Output=Result<(), GatewayError>> + Send + 'static>> {
async fn subaction(transaction: &mut dyn EntityGateway) -> Result<(), GatewayError> {
let item_state_proxy = ItemStateProxy::new(item_state, transaction);
Ok(())
}
//async fn action(item_state: &mut ItemState, entity_gateway: &mut EG) -> Result<(), GatewayError> {
fn action(item_state: &mut ItemState)
-> impl FnOnce(&mut dyn EntityGateway) -> Pin<Box<dyn Future<Output=Result<(), GatewayError>> + Send + 'static>>
{
/*
|transaction| Box::pin(async move {
Ok(())
})
*/
subaction
}
*/
//let k: Result<(), GatewayError> = entity_gateway.with_transaction(action(item_state)).await;
//let item_state = item_state.clone();
/*
let k: Result<(), GatewayError> = entity_gateway.with_transaction(|transaction| async move {
let item_state_proxy = ItemStateProxy::new(item_state, transaction);
/*
let item_state = item_state.clone();
let mut s = item_state.lock().await;
//let s = s.borrow_mut();
let item_state_proxy = ItemStateProxy::new(&mut s, transaction);
ItemStateAction::default()
.act(take_item_from_floor(*character_id, *item_id))
.act(add_floor_item_to_inventory(*character_id))
.commit(item_state_proxy)
.await
*/
Ok(())
}).await;
*/
//let mut transaction = entity_gateway.transaction().await?;
/*entity_gateway.with_transaction(|transaction| {
item_state_proxy.execute(&mut transaction)?.await
}).await?;*/
//Ok(result)
Ok(TriggerCreateItem::Yes)
//.exec_gateway(&mut entity_gateway)
}
/*
fn record_item_drop(character_id: CharacterEntityId, item_drop: ItemDrop) -> impl Fn(&mut ItemStateProxy, ()) -> Result<(), ItemStateError> {
move |item_state, _| {
// how do I do this? I need EG to add_item_note but how should I kick that till later?
// general purpose vec in item_state `misc_gateway_actions`?
// can't quite use actions here as it relies on an ItemEntityId which at this point does not yet exist for the dropped item
//item_state.gateway_actions.push(GatewayAction::ItemNote(item_drop.))
Ok(())
}
}
*/
/*
fn map_drop_to_floor_item(character_id: CharacterEntityId, item_drop: ItemDrop) -> impl Fn(&mut ItemStateProxy, ()) -> Result<FloorItem, ItemStateError> {
move |item_state, _| {
match item_drop.item {
ItemDropType::Weapon(w) => FloorItem {
item_id: item_state.new_item_id(&character_id)?,
item: FloorItemDetail::Individual(item_drop.item)
},
ItemDropType::Armor(w) => ItemOrMeseta::Individual(ItemDetail::Armor(w)),
ItemDropType::Shield(w) => ItemOrMeseta::Individual(ItemDetail::Shield(w)),
ItemDropType::Unit(w) => ItemOrMeseta::Individual(ItemDetail::Unit(w)),
ItemDropType::TechniqueDisk(w) => ItemOrMeseta::Individual(ItemDetail::TechniqueDisk(w)),
ItemDropType::Mag(w) => ItemOrMeseta::Individual(ItemDetail::Mag(w)),
//ItemDropType::IndividualTool(t) => ItemOrMeseta::Individual(ItemDetail::Tool(t)),
//ItemDropType::StackedTool(t, _) => ItemOrMeseta::Stacked(t),
ItemDropType::Tool(t) if t.tool.is_stackable() => ItemOrMeseta::Stacked(t),
ItemDropType::Tool(t) if !t.tool.is_stackable() => ItemOrMeseta::Individual(ItemDetail::Tool(t)),
ItemDropType::Meseta(m) => ItemOrMeseta::Meseta(Meseta(m)),
_ => unreachable!() // rust isnt smart enough to see that the conditional on tool catches everything
}
}
}
fn enemy_drops_item<EG>(item_state: &mut ItemState,
entity_gateway: &mut EG,
character: &CharacterEntity,
item_drop: ItemDrop)
-> Result<FloorItem, ItemStateError>
where
EG: EntityGateway,
{
ItemStateAction::default()
.act(record_item_drop(character.id, item_drop.clone()))
.act(map_drop_to_floor_item(character.id, item_drop))
.act(add_item_drop_to_floor(character.id))
.commit(&mut ItemStateProxy::new(item_state))
}
*/
/*
fn sell_item<EG: EntityGateway>(item_state: &mut ItemState,
entity_gateway: &mut EG,
character_id: &CharacterEntityId,
item_id: &ClientItemId,
amount: usize)
-> Result<TriggerCreateItem, ItemStateError>
where
EG: EntityGateway,
{
ItemStateAction::default()
.act(take_item_from_inventory(*character_id, *item_id))
.act(sell_inventory_item(*character_id, *item_id))
.exec_state(&mut ItemStateProxy::new(item_state))
.exec_gateway(&mut entity_gateway)
}
*/
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