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#![allow(clippy::assign_op_pattern)]
use std::fmt::Debug;
use std::fmt::Display;
use std::fmt;
use dataplane::derive::{Decode, Encode};
use dataplane::core::{Decoder, Encoder};
use crate::store::actions::*;
use crate::core::*;
use crate::store::*;
#[derive(Decode, Encode, Debug, PartialEq, Clone)]
pub enum MsgType {
UPDATE,
DELETE,
}
impl ::std::default::Default for MsgType {
fn default() -> Self {
MsgType::UPDATE
}
}
#[derive(Decode, Encode, Debug, PartialEq, Clone, Default)]
pub struct Message<C>
where
C: Encoder + Decoder + Debug,
{
pub header: MsgType,
pub content: C,
}
impl<C> fmt::Display for Message<C>
where
C: Encoder + Decoder + Debug + Display,
{
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{:#?} {}", self.header, self.content)
}
}
impl<C> Message<C>
where
C: Encoder + Decoder + Debug,
{
pub fn new(typ: MsgType, content: C) -> Self {
Message {
header: typ,
content,
}
}
pub fn delete(content: C) -> Self {
Self::new(MsgType::DELETE, content)
}
pub fn update(content: C) -> Self {
Self::new(MsgType::UPDATE, content)
}
}
impl<S, C, D> From<LSChange<S, C>> for Message<D>
where
S: Spec,
S::Status: PartialEq,
C: MetadataItem,
D: Encoder + Decoder + Debug,
D: From<MetadataStoreObject<S, C>>,
{
fn from(change: LSChange<S, C>) -> Self {
match change {
LSChange::Add(new) => Message::new(MsgType::UPDATE, new.into()),
LSChange::Mod(new, _old) => Message::new(MsgType::DELETE, new.into()),
LSChange::Delete(old) => Message::new(MsgType::DELETE, old.into()),
}
}
}