Finish serde

crates/hd-lib/src/bus/packet.rs

@@ -1,4 +1,7 @@
-use std::{io::{Read, Write}, net::TcpStream};
+use std::{
+    io::{Read, Write},
+    net::TcpStream,
+};
 
 use crate::bus::EventData;
 
@@ -129,8 +132,40 @@ fn read_packet(stream: &mut TcpStream) -> Result<Packet, PacketError> {
             Ok(Packet::Connect(ConnectPacket { cursor }))
         }
         PacketType::Unsubscribe => Ok(Packet::Unsubscribe),
-        PacketType::Publish => todo!(),
+        PacketType::Publish => {
-        PacketType::SendEvent => todo!(),
+            let mut header = vec![0u8; 3];
+            stream.read_exact(&mut header).map_err(PacketError::TcpStreamError)?;
+
+            let event_type = header[0];
+
+            let len = usize::from_le_bytes([header[1], header[2], 0, 0, 0, 0, 0, 0]);
+            let mut data_utf8 = vec![0u8; len];
+            stream.read_exact(&mut data_utf8).map_err(PacketError::TcpStreamError)?;
+
+            let publish_packet = PublishPacket { event_type, data_utf8 };
+            Ok(Packet::Publish(publish_packet))
+        }
+        PacketType::SendEvent => {
+            let mut header = vec![0u8; 11];
+            stream.read_exact(&mut header).map_err(PacketError::TcpStreamError)?;
+
+            let mut le_bytes = [0u8; 8];
+            le_bytes.copy_from_slice(&header[0..8]);
+            let event_id = u64::from_le_bytes(le_bytes);
+
+            let event_type = header[8];
+
+            let len = usize::from_le_bytes([header[9], header[10], 0, 0, 0, 0, 0, 0]);
+            let mut data_utf8 = vec![0u8; len];
+            stream.read_exact(&mut data_utf8).map_err(PacketError::TcpStreamError)?;
+
+            let send_event_packet = SendEventPacket {
+                event_id,
+                event_type,
+                data_utf8,
+            };
+            Ok(Packet::SendEvent(send_event_packet))
+        }
         PacketType::Settle => {
             let cursor = read_u64(stream)?;
             Ok(Packet::Settle(SettlePacket { cursor }))
@@ -147,20 +182,20 @@ fn write_packet(stream: &mut TcpStream, packet: &Packet) -> Result<(), PacketErr
     let packet_type = packet.get_packet_type();
     let data_frame_length = calculate_data_frame_length(&packet);
 
-    let mut header_frame = [0; 3];
+    let mut buf = vec![0u8; 3 + data_frame_length];
-    write_header_frame(&mut header_frame, packet_type, data_frame_length);
+    write_header_frame(&mut buf, packet_type, data_frame_length);
 
     if data_frame_length > 0 {
-        let mut data_frame = vec![0; data_frame_length];
+        write_data_frame(&mut buf[3..], packet);
-        write_data_frame(&mut data_frame, packet);
     }
 
-    // RESUME FROM HERE
+    stream.write_all(&buf).map_err(PacketError::TcpStreamError)?;
+    stream.flush().map_err(PacketError::TcpStreamError)?;
 
     Ok(())
 }
 
-fn write_header_frame(header_frame: &mut [u8; 3], packet_type: PacketType, data_frame_length: usize) {
+fn write_header_frame(header_frame: &mut [u8], packet_type: PacketType, data_frame_length: usize) {
     header_frame[0] = get_byte_from_packet_type(&packet_type);
     if data_frame_length > 0 {
         write_length(data_frame_length, &mut header_frame[1..3]);