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use std::vec::Vec;
use failure::Error;
use crate::{Deserialize, DeserializeUTF8};
use crate::{Serialize, SerializeUTF8};
use crate::primitive::BufferInfo;
extern crate bytes;
/// The Message struct represents a Message as received in IRC
///
/// Messages are, like all other struct based types, serialized sequentially.
#[derive(Clone, Debug, std::cmp::PartialEq)]
pub struct Message {
/// The unique, sequential id for the message
pub msg_id: i32,
/// The timestamp of the message in UNIX time (32-bit, seconds, 64-bit if LONGMESSAGE feature enabled)
pub timestamp: i64,
/// The message type as it's own type serialized as i32
pub msg_type: MessageType,
/// The flags
pub flags: i8,
/// The buffer the message belongs to, usually everything but BufferId is set to NULL
pub buffer: BufferInfo,
/// The sender as nick!ident@host
pub sender: String,
/// The prefix modes of the sender.
/// Only Some when the SenderPrefix features is enabled
pub sender_prefixes: Option<String>,
/// The realName of the sender
/// Only Some when the RichMessage features is enabled
pub real_name: Option<String>,
/// The avatarUrl of the sender, if available
/// Only Some when the RichMessage features is enabled
pub avatar_url: Option<String>,
/// The message content, already stripped from CTCP formatting, but containing mIRC format codes
pub content: String,
}
impl Serialize for Message {
fn serialize(&self) -> Result<Vec<u8>, Error> {
let mut values: Vec<u8> = Vec::new();
values.append(&mut i32::serialize(&self.msg_id)?);
// TODO LONGMESSAGE feature
if false {
values.append(&mut i64::serialize(&self.timestamp)?);
} else {
values.append(&mut i32::serialize(&(self.timestamp as i32))?);
}
values.append(&mut i32::serialize(&(self.msg_type as i32))?);
values.append(&mut i8::serialize(&(self.flags as i8))?);
values.append(&mut BufferInfo::serialize(&self.buffer)?);
values.append(&mut String::serialize_utf8(&self.sender)?);
// TODO SenderPrefixes feature
if false {
if let Some(x) = &self.sender_prefixes {
values.append(&mut String::serialize_utf8(&x)?);
}
}
// TODO RichMessages feature
if false {
if let Some(x) = &self.real_name {
values.append(&mut String::serialize_utf8(&x)?);
}
if let Some(x) = &self.avatar_url {
values.append(&mut String::serialize_utf8(&x)?);
}
}
values.append(&mut String::serialize_utf8(&self.content)?);
return Ok(values);
}
}
impl Deserialize for Message {
fn parse(b: &[u8]) -> Result<(usize, Self), Error> {
let mut pos = 0;
let (parsed, msg_id) = i32::parse(&b[pos..])?;
pos += parsed;
// TODO LONGMESSAGES feature
let timestamp;
if false {
let (parsed, temp_timestamp) = i64::parse(&b[pos..])?;
pos += parsed;
timestamp = temp_timestamp;
} else {
let (parsed, temp_timestamp) = i32::parse(&b[pos..])?;
pos += parsed;
timestamp = temp_timestamp as i64;
}
let (parsed, msg_type) = i32::parse(&b[pos..])?;
pos += parsed;
let (parsed, flags) = i8::parse(&b[pos..])?;
pos += parsed;
let (parsed, buffer) = BufferInfo::parse(&b[pos..])?;
pos += parsed;
let (parsed, sender) = String::parse_utf8(&b[pos..])?;
pos += parsed;
// TODO SenderPrefixes feature
let mut sender_prefixes = None;
if false {
let (parsed, temp) = String::parse_utf8(&b[pos..])?;
sender_prefixes = Some(temp);
pos += parsed;
}
// TODO SenderPrefixes feature
let mut real_name = None;
let mut avatar_url = None;
if false {
let (parsed, temp) = String::parse_utf8(&b[pos..])?;
real_name = Some(temp);
pos += parsed;
let (parsed, temp) = String::parse_utf8(&b[pos..])?;
avatar_url = Some(temp);
pos += parsed;
}
let (parsed, content) = String::parse_utf8(&b[pos..])?;
pos += parsed;
return Ok((
pos,
Self {
msg_id,
timestamp,
msg_type: MessageType::from(msg_type),
flags,
buffer,
sender,
sender_prefixes,
real_name,
avatar_url,
content,
},
));
}
}
#[repr(i32)]
#[derive(Copy, Clone, Debug, std::cmp::PartialEq)]
pub enum MessageType {
Plain = 0x00000001,
Notice = 0x00000002,
Action = 0x00000004,
Nick = 0x00000008,
Mode = 0x00000010,
Join = 0x00000020,
Part = 0x00000040,
Quit = 0x00000080,
Kick = 0x00000100,
Kill = 0x00000200,
Server = 0x00000400,
Info = 0x00000800,
Error = 0x00001000,
DayChange = 0x00002000,
Topic = 0x00004000,
NetsplitJoin = 0x00008000,
NetsplitQuit = 0x00010000,
Invite = 0x00020000,
Markerline = 0x00040000,
}
impl From<i32> for MessageType {
fn from(val: i32) -> Self {
match val {
0x00000001 => MessageType::Plain,
0x00000002 => MessageType::Notice,
0x00000004 => MessageType::Action,
0x00000008 => MessageType::Nick,
0x00000010 => MessageType::Mode,
0x00000020 => MessageType::Join,
0x00000040 => MessageType::Part,
0x00000080 => MessageType::Quit,
0x00000100 => MessageType::Kick,
0x00000200 => MessageType::Kill,
0x00000400 => MessageType::Server,
0x00000800 => MessageType::Info,
0x00001000 => MessageType::Error,
0x00002000 => MessageType::DayChange,
0x00004000 => MessageType::Topic,
0x00008000 => MessageType::NetsplitJoin,
0x00010000 => MessageType::NetsplitQuit,
0x00020000 => MessageType::Invite,
0x00040000 => MessageType::Markerline,
_ => unimplemented!(),
}
}
}
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