use godot::{
    classes::{ILabel, Label},
    prelude::*,
};

use crate::net::net_stats::Stats;

#[derive(GodotClass)]
#[class(base=Label)]
pub struct NetStatsLabel {
    since_update: f64,
    base: Base<Label>,
}

#[godot_api]
impl ILabel for NetStatsLabel {
    fn init(base: Base<Self::Base>) -> Self {
        NetStatsLabel {
            since_update: 0.,
            base,
        }
    }

    fn process(&mut self, delta: f64) {
        self.since_update += delta;
        if self.since_update > 0.1 {
            self.since_update = 0.;
            let stats = Stats::singleton();
            let statistics = &stats.bind().statistics;
            self.base_mut().set_text(&format!(
                "TX: {} ({} bps)\nRX: {} ({} bps)\nPacket Loss: {:.2}%",
                statistics.total_bytes_tx,
                statistics.tx_bps,
                statistics.total_bytes_rx,
                statistics.rx_bps,
                statistics.packet_loss * 100.
            ));
        }
    }
}