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extern crate serde_json;
use std::collections::HashMap;
use std::io::BufRead;
use std::io::Write;
use crate::mass::{Mass, MassType};
use crate::modules::navigation::NavigationStatus;
use crate::modules::tractorbeam::TractorbeamStatus;
use crate::server::connection::ServerConnection;
#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct TractorbeamData {
pub has_target: bool,
pub status: TractorbeamStatus,
}
impl ServerConnection {
pub fn server_tractorbeam(&mut self, masses: &mut HashMap<String, Mass>) {
let mut ship = masses.remove(&self.name).unwrap();
let ship_clone = ship.clone();
if let MassType::Ship {
ref mut tractorbeam,
ref navigation,
..
} = ship.mass_type
{
let tractorbeam = tractorbeam.as_mut().unwrap();
let navigation = navigation.as_ref().unwrap();
if self.open {
let tractorbeam_data = TractorbeamData {
has_target: navigation.status == NavigationStatus::Targeted,
status: tractorbeam.status.clone(),
};
let send = serde_json::to_string(&tractorbeam_data).unwrap() + "\n";
self.open = match self.stream.write(send.as_bytes()) {
Ok(_result) => true,
Err(_error) => false,
};
let mut recv = String::new();
if let Ok(result) = self.buff_r.read_line(&mut recv) {
match recv.as_bytes() {
b"o\n" => tractorbeam.toggle_pull(),
b"p\n" => tractorbeam.toggle_push(),
b"t\n" => tractorbeam.toggle_bring(5.0),
_ => {
if result == 0 {
self.open = false;
}
}
}
}
}
if let Some(name) = navigation.target_name.clone() {
let target = masses.get_mut(&name).unwrap();
let acceleration = tractorbeam.get_acceleration(ship_clone, target.clone());
target.effects.give_acceleration(acceleration);
} else {
tractorbeam.off();
}
}
masses.insert(self.name.clone(), ship);
}
}
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