elseware/src/ship/items.rs

316 lines
9.5 KiB
Rust

use std::collections::HashMap;
use libpso::character::character::InventoryItem;
use crate::entity::gateway::EntityGateway;
use crate::entity::character::CharacterEntity;
use crate::entity::item::{Item, ItemId, ItemDetail, ItemLocation};
use crate::entity::item::weapon::Weapon;
use crate::entity::item::armor::Armor;
use crate::entity::item::shield::Shield;
use crate::entity::item::unit::Unit;
use crate::entity::item::tool::Tool;
use crate::entity::item::mag::Mag;
#[derive(Debug, PartialEq)]
pub enum StackedItem {
Individual(Item),
Stacked(Vec<Item>),
}
#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
pub struct ActiveItemId(u32);
#[derive(Debug)]
pub struct ActiveItem {
id: ActiveItemId,
item: StackedItem,
}
impl ActiveItem {
pub fn as_client_bytes(&self) -> [u8; 16] {
match &self.item {
StackedItem::Individual(i) => {
match &i.item {
ItemDetail::Weapon(w) => w.as_bytes(),
ItemDetail::Armor(a) => a.as_bytes(),
ItemDetail::Shield(s) => s.as_bytes(),
ItemDetail::Unit(u) => u.as_bytes(),
ItemDetail::Tool(t) => t.as_individual_bytes(),
ItemDetail::TechniqueDisk(d) => d.as_bytes(),
ItemDetail::Mag(m) => m.as_bytes(),
}
},
StackedItem::Stacked(i) => {
let len = i.len();
match &i[0].item {
ItemDetail::Tool(t) => t.as_stacked_bytes(len),
_ => panic!(),
}
}
}
}
}
pub struct ActiveInventory(Vec<ActiveItem>);
impl ActiveInventory {
pub fn as_client_inventory_items(&self) -> [InventoryItem; 30] {
self.0.iter()
.enumerate()
.fold([InventoryItem::default(); 30], |mut inventory, (index, item)| {
let bytes = item.as_client_bytes();
inventory[index].data1.copy_from_slice(&bytes[0..12]);
inventory[index].data2.copy_from_slice(&bytes[12..16]);
inventory[index].item_id = item.id.0;
// does this do anything?
inventory[index].equipped = match item.item {
StackedItem::Individual(Item {location: ItemLocation::Inventory{ equipped: true, ..}, ..}) => 1,
_ => 0,
};
// because this actually equips the item
inventory[index].flags |= match item.item {
StackedItem::Individual(Item {location: ItemLocation::Inventory{ equipped: true, ..}, ..}) => 8,
_ => 0,
};
inventory
})
}
pub fn count(&self) -> usize {
self.0.len()
}
}
fn inventory_item_index(item: &StackedItem) -> usize {
match item {
StackedItem::Individual(i) => {
match i.location {
ItemLocation::Inventory{index: index, ..} => index,
_ => panic!()
}
},
StackedItem::Stacked(i) => {
match i[0].location {
ItemLocation::Inventory{index: index, ..} => index,
_ => panic!()
}
}
}
}
fn stack_items(items: Vec<Item>) -> Vec<StackedItem> {
let mut stacks = HashMap::new();
for item in items {
stacks.entry(item.item.item_type()).or_insert(Vec::new()).push(item);
}
stacks.into_iter()
.map(|(itype, items)| {
match items[0].item.is_stackable() {
true => {
vec![StackedItem::Stacked(items)]
},
false => {
items.into_iter().map(|i| {
StackedItem::Individual(i)
}).collect()
}
}
})
.flatten()
.collect()
}
struct ActiveBank([Option<ActiveItemId>; 200]);
pub struct ActiveItemDatabase {
id: u32,
}
impl ActiveItemDatabase {
pub fn new() -> ActiveItemDatabase {
ActiveItemDatabase {
id: 0,
}
}
fn activate_item(&mut self, item: StackedItem) -> ActiveItem {
self.id += 1;
ActiveItem {
id: ActiveItemId(self.id),
item: item,
}
}
// deactivate item
pub fn get_character_inventory<EG: EntityGateway>(&mut self, entity_gateway: &mut EG, character: &CharacterEntity) -> ActiveInventory {
let items = entity_gateway.get_items_by_character(&character);
let inventory_items = items.into_iter()
.filter(|item| {
match item.location {
ItemLocation::Inventory{..} => true,
_ => false,
}
}).collect();
let mut stacked = stack_items(inventory_items);
stacked.sort_by(|a, b| {
inventory_item_index(a).partial_cmp(&inventory_item_index(b)).unwrap()
});
let activated = stacked.into_iter().map(|i| self.activate_item(i));
ActiveInventory(activated.take(30).collect())
}
}
#[cfg(test)]
mod test {
use super::*;
use crate::entity::item;
use crate::entity::item::{Item, ItemDetail, ItemEntityId, ItemLocation};
#[test]
fn test_stack_items() {
let item1 = Item {
id: ItemEntityId(1),
location: ItemLocation::Inventory {
character_id: 0,
index: 0,
equipped: false,
},
item: ItemDetail::Weapon(item::weapon::Weapon {
weapon: item::weapon::WeaponType::Saber,
grind: 0,
special: None,
attrs: [None; 3],
tekked: true,
})
};
let item2 = Item {
id: ItemEntityId(2),
location: ItemLocation::Inventory {
character_id: 0,
index: 1,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monofluid,
})
};
let item3 = Item {
id: ItemEntityId(3),
location: ItemLocation::Inventory {
character_id: 0,
index: 2,
equipped: false,
},
item: ItemDetail::Weapon(item::weapon::Weapon {
weapon: item::weapon::WeaponType::Handgun,
grind: 12,
special: None,
attrs: [None; 3],
tekked: true,
})
};
let item4 = Item {
id: ItemEntityId(4),
location: ItemLocation::Inventory {
character_id: 0,
index: 1,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monofluid,
})
};
let item5 = Item {
id: ItemEntityId(5),
location: ItemLocation::Inventory {
character_id: 0,
index: 1,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monofluid,
})
};
let item6 = Item {
id: ItemEntityId(6),
location: ItemLocation::Inventory {
character_id: 0,
index: 3,
equipped: false,
},
item: ItemDetail::Weapon(item::weapon::Weapon {
weapon: item::weapon::WeaponType::Handgun,
grind: 12,
special: None,
attrs: [None; 3],
tekked: true,
})
};
let item7 = Item {
id: ItemEntityId(7),
location: ItemLocation::Inventory {
character_id: 0,
index: 4,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monomate,
})
};
let item8 = Item {
id: ItemEntityId(8),
location: ItemLocation::Inventory {
character_id: 0,
index: 4,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monomate,
})
};
let item9 = Item {
id: ItemEntityId(9),
location: ItemLocation::Inventory {
character_id: 0,
index: 4,
equipped: false,
},
item: ItemDetail::Tool(Tool {
tool: item::tool::ToolType::Monomate,
})
};
let item_vec = vec![item1.clone(), item2.clone(), item3.clone(), item4.clone(), item5.clone(), item6.clone(), item7.clone(), item8.clone(), item9.clone()];
let stacked = stack_items(item_vec);
assert!(stacked.len() == 5);
assert!(stacked.iter().filter(|k| {
**k == StackedItem::Individual(item6.clone())
}).count() == 1);
assert!(stacked.iter().filter(|k| {
**k == StackedItem::Individual(item3.clone())
}).count() == 1);
assert!(stacked.iter().filter(|k| {
**k == StackedItem::Individual(item1.clone())
}).count() == 1);
assert!(stacked.iter().filter(|k| {
**k == StackedItem::Stacked(vec![item2.clone(), item4.clone(), item5.clone()])
}).count() == 1);
assert!(stacked.iter().filter(|k| {
**k == StackedItem::Stacked(vec![item7.clone(), item8.clone(), item9.clone()])
}).count() == 1);
}
}