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use regex::Regex;
use twilight_http::Client;
use twilight_gateway::Shard;
use twilight_mention::ParseMention;
use twilight_model::channel::Message;
use twilight_model::id::{marker::{ChannelMarker, UserMarker}, Id};
use std::{collections::HashMap, sync::Arc};
use tokio::sync::Mutex;
#[derive(Clone)]
pub struct Member {
pub name: String,
pub discord_token: String,
pub user_id: Arc<Mutex<Option<Id<UserMarker>>>>,
pub message_pattern: Regex,
pub shard: Arc<Mutex<Shard>>,
pub client: Arc<Mutex<Client>>,
}
#[derive(Clone)]
pub struct System {
pub followed_user: Id<UserMarker>,
pub command_prefix: String,
pub members: Vec<Member>,
pub message_cache: Arc<Mutex<HashMap<Id<ChannelMarker>, (Member, Message)>>>
}
#[derive(Clone)]
pub enum Response {
Proxy {member: Member, content: String},
Noop {delete_source: bool},
}
pub enum SystemThreadCommand {
Restart,
ReloadConfig,
ShutdownSystem,
ShutdownAll,
}
impl System {
pub async fn resolve_mention<'system>(&'system self, maybe_mention: Option<&str>) -> Option<&'system Member> {
if let Some(mention) = maybe_mention {
if let Ok(mention) = Id::<UserMarker>::parse(mention) {
return self.get_member_by_id(mention).await;
}
}
None
}
pub async fn get_member_by_id<'system>(&'system self, search_id: Id<UserMarker>) -> Option<&'system Member> {
for member in &self.members {
let is_member = {member.user_id.lock().await.map(|id| id == search_id).unwrap_or(false)};
if is_member {
return Some(&member)
}
}
return None
}
pub async fn cache_most_recent_message(&self, channel: Id<ChannelMarker>, message: Message, member: Member) {
self.message_cache.lock().await.insert(channel, (member, message));
}
pub async fn get_most_recent_message(&self, channel: Id<ChannelMarker>) -> Option<(Message, Member)> {
self.message_cache.lock().await.get(&channel).map(|(member, message)| (message.clone(), member.clone()))
}
}
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