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use serde::{Deserialize, Serialize};
use std::fmt::Display;
use serde::export::Formatter;
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Server {
pub channels: Channel,
pub welcome_text: Option<String>,
pub username: String,
pub host: String,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct Channel {
pub description: Option<String>,
pub links: Vec<Vec<usize>>, //to represent several walks through the tree to find channels its linked to
pub max_users: u32,
pub name: String,
pub children: Vec<Channel>,
pub users: Vec<User>,
}
impl Channel {
pub fn iter(&self) -> Iter<'_> {
Iter {
me: Some(&self),
channel: if self.children.len() > 0 { Some(0) } else { None },
channels: self.children.iter().map(|e| e.iter()).collect()
}
}
pub fn users_iter(&self) -> UsersIter<'_> {
UsersIter {
channels: self.children.iter().map(|e| e.users_iter()).collect(),
channel: if self.children.len() > 0 { Some(0) } else { None },
user: if self.users.len() > 0 { Some(0) } else { None },
users: &self.users
}
}
}
pub struct Iter<'a> {
me: Option<&'a Channel>,
channel: Option<usize>,
channels: Vec<Iter<'a>>,
}
impl<'a> Iterator for Iter<'a> {
type Item = &'a Channel;
fn next(&mut self) -> Option<Self::Item> {
if self.me.is_some() {
self.me.take()
} else if let Some(mut c) = self.channel {
let mut n = self.channels[c].next();
while n.is_none() {
c += 1;
if c >= self.channels.len() {
self.channel = None;
return None;
}
n = self.channels[c].next();
}
self.channel = Some(c);
n
} else {
None
}
}
}
pub struct UsersIter<'a> {
channel: Option<usize>,
channels: Vec<UsersIter<'a>>,
user: Option<usize>,
users: &'a [User],
}
impl<'a> Iterator for UsersIter<'a> {
type Item = &'a User;
fn next(&mut self) -> Option<Self::Item> {
if let Some(u) = self.user {
let ret = Some(&self.users[u]);
if u + 1 < self.users.len() {
self.user = Some(u + 1);
} else {
self.user = None;
}
ret
} else if let Some(mut c) = self.channel {
let mut n = self.channels[c].next();
while n.is_none() {
c += 1;
if c >= self.channels.len() {
self.channel = None;
return None;
}
n = self.channels[c].next();
}
self.channel = Some(c);
n
} else {
None
}
}
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct User {
pub comment: Option<String>,
pub hash: Option<String>,
pub name: String,
pub priority_speaker: bool,
pub recording: bool,
pub suppress: bool, // by me
pub self_mute: bool, // by self
pub self_deaf: bool, // by self
pub mute: bool, // by admin
pub deaf: bool, // by admin
}
impl Display for User {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", self.name)
}
}
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