//! Clients send a [`ServerboundClientTickEnd`] packet every tick.

use azalea_core::tick::GameTick;
use azalea_entity::LocalEntity;
use azalea_physics::PhysicsSet;
use azalea_protocol::packets::game::ServerboundClientTickEnd;
use azalea_world::InstanceName;
use bevy_app::{App, Plugin};
use bevy_ecs::prelude::*;

use crate::{mining::MiningSet, packet_handling::game::SendPacketEvent};

/// A plugin that makes clients send a [`ServerboundClientTickEnd`] packet every
/// tick.
pub struct TickEndPlugin;
impl Plugin for TickEndPlugin {
    fn build(&self, app: &mut App) {
        app.add_systems(
            GameTick,
            // this has to happen after every other event that might send packets
            game_tick_packet
                .after(PhysicsSet)
                .after(MiningSet)
                .after(crate::movement::send_position),
        );
    }
}

pub fn game_tick_packet(
    query: Query<Entity, (With<LocalEntity>, With<InstanceName>)>,
    mut send_packets: EventWriter<SendPacketEvent>,
) {
    for entity in query.iter() {
        send_packets.send(SendPacketEvent::new(entity, ServerboundClientTickEnd));
    }
}