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use std::collections::HashMap;
use std::any::Any;
use specs::{
Component,
DenseVecStorage,
Entity,
WriteStorage
};
use super::equipment::Stat;
pub trait Message: Send + Sync + Any + PartialEq {}
#[derive(Debug, Clone, Default)]
pub struct Inbox<M: Message> {
pub messages: Vec<M>
}
impl <M: Message> Component for Inbox<M> {
type Storage = DenseVecStorage<Self>;
}
impl <M: Message> Inbox<M> {
pub fn add_message(messages: &mut WriteStorage<Self>, ent: Entity, message: M){
messages
.entry(ent)
.unwrap()
.or_insert_with(|| Self{messages: Vec::new()})
.messages
.push(message);
}
pub fn has_message(&self, messages: &[M]) -> bool {
for message in self.messages.iter() {
for asked in messages {
if message == asked {
return true;
}
}
}
false
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum AttackType {
Attack(i64),
Heal(i64)
}
impl AttackType {
pub fn is_hostile(&self) -> bool {
match self {
Self::Attack(_) => true,
Self::Heal(_) => false
}
}
pub fn apply_bonuses(self, bonuses: &HashMap<Stat, i64>) -> AttackType {
match self {
Self::Attack(strength) => Self::Attack(strength + *bonuses.get(&Stat::Strength).unwrap_or(&0)),
Self::Heal(_) => self
}
}
}
#[derive(Debug, Clone, PartialEq)]
pub struct AttackMessage {
pub attacker: Option<Entity>,
pub typ: AttackType
}
impl Message for AttackMessage {}
pub type AttackInbox = Inbox<AttackMessage>;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Trigger {
// basic triggers
Loot,
Remove,
Build,
Spawn,
// combination triggers
Die, // Remove + Loot
Change // Remove + Build
}
impl Trigger {
pub fn from_str(txt: &str) -> Option<Self> {
Some(match txt {
"loot" => Self::Loot,
"remove" => Self::Remove,
"build" => Self::Build,
"spawn" => Self::Spawn,
"die" => Self::Die,
"change" => Self::Change,
_ => {return None}
})
}
}
impl Message for Trigger {}
pub type TriggerBox = Inbox<Trigger>;
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