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use crate::{
channel,
clock::DateTime,
message,
repo::{channel::Channel, login::Login, message::Message, sequence::Sequence},
};
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
pub struct ChannelEvent {
#[serde(skip)]
pub sequence: Sequence,
pub at: DateTime,
#[serde(flatten)]
pub data: ChannelEventData,
}
impl ChannelEvent {
pub fn created(channel: Channel) -> Self {
Self {
at: channel.created_at,
sequence: channel.created_sequence,
data: CreatedEvent { channel }.into(),
}
}
pub fn channel_id(&self) -> &channel::Id {
match &self.data {
ChannelEventData::Created(event) => &event.channel.id,
ChannelEventData::Message(event) => &event.channel.id,
ChannelEventData::MessageDeleted(event) => &event.channel.id,
ChannelEventData::Deleted(event) => &event.channel,
}
}
}
impl<'c> From<&'c ChannelEvent> for Sequence {
fn from(event: &'c ChannelEvent) -> Self {
event.sequence
}
}
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
#[serde(tag = "type", rename_all = "snake_case")]
pub enum ChannelEventData {
Created(CreatedEvent),
Message(MessageEvent),
MessageDeleted(MessageDeletedEvent),
Deleted(DeletedEvent),
}
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
pub struct CreatedEvent {
pub channel: Channel,
}
impl From<CreatedEvent> for ChannelEventData {
fn from(event: CreatedEvent) -> Self {
Self::Created(event)
}
}
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
pub struct MessageEvent {
pub channel: Channel,
pub sender: Login,
pub message: Message,
}
impl From<MessageEvent> for ChannelEventData {
fn from(event: MessageEvent) -> Self {
Self::Message(event)
}
}
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
pub struct MessageDeletedEvent {
pub channel: Channel,
pub message: message::Id,
}
impl From<MessageDeletedEvent> for ChannelEventData {
fn from(event: MessageDeletedEvent) -> Self {
Self::MessageDeleted(event)
}
}
#[derive(Clone, Debug, Eq, PartialEq, serde::Serialize)]
pub struct DeletedEvent {
pub channel: channel::Id,
}
impl From<DeletedEvent> for ChannelEventData {
fn from(event: DeletedEvent) -> Self {
Self::Deleted(event)
}
}
|
