17 files changed, 868 insertions, 0 deletions
diff --git a/core/src/service/cli_addition/mod.rs b/core/src/service/cli_addition/mod.rs
new file mode 100644
index 0000000..ced68da
--- /dev/null
+++ b/core/src/service/cli_addition/mod.rs
@@ -0,0 +1,2 @@
+pub mod runtime_consoles;
+mod utils;
diff --git a/core/src/service/cli_addition/runtime_consoles.rs b/core/src/service/cli_addition/runtime_consoles.rs
new file mode 100644
index 0000000..76ff20c
--- /dev/null
+++ b/core/src/service/cli_addition/runtime_consoles.rs
@@ -0,0 +1,60 @@
+use crate::service::cli_addition::utils::read_cli;
+use clap::{Command, FromArgMatches};
+use std::sync::{Arc, Mutex};
+use tokio::{join, spawn};
+use crate::service::service_runner::NoGamepadsService;
+
+pub struct RuntimeConsole<PadService, Cmd>
+where Cmd: FromArgMatches {
+    command: Command,
+    prefix: String,
+    service: Arc<Mutex<PadService>>,
+    process_command: fn(Arc<Mutex<PadService>>, Cmd),
+}
+
+impl<PadService: Send + 'static, Cmd: FromArgMatches + 'static> RuntimeConsole<PadService, Cmd> {
+    pub fn build(command: Command,
+                 prefix: String,
+                 service: Arc<Mutex<PadService>>,
+                 process_command: fn(Arc<Mutex<PadService>>, Cmd),
+    ) -> RuntimeConsole<PadService, Cmd> {
+        RuntimeConsole { command, prefix, service, process_command }
+    }
+
+    pub fn build_entry(self) -> NoGamepadsService {
+        let arc = Arc::new(self);
+
+        let entry = async move {
+            let console_main = spawn({
+                let console = Arc::clone(&arc);
+                async move {
+                    Self::console_main(console).await
+                }
+            });
+
+            // Join
+            let _ = join!(console_main);
+        };
+
+        Box::pin(entry)
+    }
+
+    async fn console_main(self: Arc<RuntimeConsole<PadService, Cmd>>) {
+        let prefix_uppercase = self.prefix.to_uppercase();
+        let prefix_lowercase = self.prefix.to_lowercase();
+
+        loop {
+            let option : Option<Cmd> = read_cli(
+                format!("{}> ", prefix_uppercase),
+                &prefix_lowercase,
+                self.command.clone()
+            ).await;
+            match option {
+                None => {}
+                Some(cmd) => {
+                    (self.process_command)(Arc::clone(&self.service), cmd);
+                }
+            }
+        }
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/cli_addition/utils.rs b/core/src/service/cli_addition/utils.rs
new file mode 100644
index 0000000..05969a5
--- /dev/null
+++ b/core/src/service/cli_addition/utils.rs
@@ -0,0 +1,58 @@
+use clap::{Command, FromArgMatches};
+use clap::ColorChoice::Auto;
+use tokio::io::{AsyncBufReadExt, AsyncWriteExt};
+
+pub async fn read_cli<Cmd>(prefix: String, entry: &String, cmd: Command) -> Option<Cmd>
+where Cmd: FromArgMatches {
+    let input: String = {
+        let mut buffer = String::new();
+        let mut stdin = tokio::io::BufReader::new(tokio::io::stdin());
+        let mut stdout = tokio::io::stdout();
+
+        stdout.write_all(prefix.as_bytes()).await.ok().unwrap();
+        stdout.flush().await.ok().unwrap();
+
+        stdin.read_line(&mut buffer).await.ok().unwrap();
+        buffer.trim().to_string()
+    };
+
+    process_debug_cli(entry, input, cmd).await
+}
+
+async fn process_debug_cli<Cmd>(entry: &String, input: String, cmd: Command) -> Option<Cmd>
+where Cmd: FromArgMatches {
+    if input.trim().is_empty() {
+        return None;
+    }
+
+    let cmd = cmd
+        .color(Auto)
+        .help_template(
+            "{subcommands}{options}"
+        )
+        .disable_help_flag(true)
+        .disable_version_flag(true);
+
+    let args = shell_words::split(input.as_str()).unwrap_or_else(|_e| {
+        ["".to_string()].to_vec()
+    });
+
+    let full_args = std::iter::once(entry.into()).chain(args);
+
+    match cmd.try_get_matches_from(full_args) {
+        Ok(matches) => {
+            match Cmd::from_arg_matches(&matches) {
+                Ok(cmd) => {
+                    Some(cmd)
+                }
+                Err(_err) => {
+                    None
+                }
+            }
+        }
+        Err(err) => {
+            println!("{}", err);
+            None
+        }
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/mod.rs b/core/src/service/mod.rs
new file mode 100644
index 0000000..2631af8
--- /dev/null
+++ b/core/src/service/mod.rs
@@ -0,0 +1,4 @@
+pub mod cli_addition;
+pub mod tcp_network;
+pub mod service_types;
+pub mod service_runner;
diff --git a/core/src/service/service_runner.rs b/core/src/service/service_runner.rs
new file mode 100644
index 0000000..bd2d1d9
--- /dev/null
+++ b/core/src/service/service_runner.rs
@@ -0,0 +1,31 @@
+use std::pin::Pin;
+use crate::service::tcp_network::utils::tokio_utils::build_tokio_runtime;
+use tokio::spawn;
+
+#[macro_export]
+#[allow(unused_macros)]
+macro_rules! run_services {
+    ($($service:expr),+ $(,)?) => {
+        nogamepads_core::service::service_runner::ServiceRunner::run(Vec::from([$($service),+]));
+    };
+}
+
+pub type NoGamepadsService = Pin<Box<dyn Future<Output = ()> + Send>>;
+
+pub struct ServiceRunner;
+
+impl ServiceRunner {
+    pub fn run(futures: Vec<NoGamepadsService>) {
+        let runtime = build_tokio_runtime("nogamepads".to_string());
+        runtime.block_on(async {
+            let mut handles = Vec::new();
+            for fut in futures {
+                handles.push(spawn(fut));
+            }
+
+            for handle in handles {
+                handle.await.expect("Task panicked");
+            }
+        });
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/service_types.rs b/core/src/service/service_types.rs
new file mode 100644
index 0000000..dda18bd
--- /dev/null
+++ b/core/src/service/service_types.rs
@@ -0,0 +1,13 @@
+use bincode::{Decode, Encode};
+use crate::data::message::traits::MessageEncoder;
+use crate::encoder;
+
+#[derive(Default, Encode, Decode, PartialEq, Debug, Clone, Eq, Hash)]
+pub enum ServiceType {
+    #[default]
+    TCPConnection,
+    BlueTooth,
+    USB,
+}
+
+encoder!(ServiceType);
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/long_connection.rs b/core/src/service/tcp_network/long_connection.rs
new file mode 100644
index 0000000..ada9751
--- /dev/null
+++ b/core/src/service/tcp_network/long_connection.rs
@@ -0,0 +1,272 @@
+use crate::data::player::structs::Player;
+use crate::service::tcp_network::pad_client::structs::PadClientNetwork;
+use crate::service::tcp_network::pad_server::structs::PadServerNetwork;
+use std::sync::Arc;
+use std::sync::atomic::Ordering::SeqCst;
+use log::{error, info, trace, warn};
+use tokio::io::{AsyncReadExt, AsyncWriteExt};
+use tokio::net::tcp::{OwnedReadHalf, OwnedWriteHalf};
+use tokio::net::TcpStream;
+use tokio::spawn;
+use nogamepads::entry_mutex;
+use crate::data::message::enums::{ControlMessage, GameMessage};
+use crate::data::message::enums::ExitReason::GameOver;
+use crate::data::message::enums::GameMessage::{End, LetExit};
+use crate::data::message::traits::{MessageEncoder, MessageManager};
+use crate::service::service_types::ServiceType;
+use crate::service::service_types::ServiceType::TCPConnection;
+
+impl PadServerNetwork {
+
+    pub async fn start_long_connection(self: Arc<Self>, player: Player, stream: TcpStream) {
+        let (reader, writer) = stream.into_split();
+        spawn(Self::read_task(Arc::clone(&self), player.clone(), reader));
+        spawn(Self::write_task(Arc::clone(&self), player.clone(), writer));
+    }
+
+    async fn read_task(self: Arc<Self>, player: Player, mut reader: OwnedReadHalf) {
+        info!("[TCP Server] [Runtime] Reader started.");
+        entry_mutex!(self.runtime, |guard| {
+            guard.reader_count += 1;
+        });
+
+        let mut buffer = [0u8; 1024];
+        let mut err_message_counter = 0;
+
+        loop {
+            let read = reader.read(&mut buffer).await;
+            match read {
+                Ok(size) => {
+                    let message : ControlMessage = ControlMessage::de(buffer[0..size].to_vec());
+
+                    // Preprocess messages: handle exit messages.
+                    match message {
+                        ControlMessage::Exit => {
+                            info!("[TCP Server] [Runtime] Player {} exited.", player.account.id);
+                            entry_mutex!(self.runtime, |guard| {
+                                guard.send((player.account.clone(), End), player.account.clone(), ServiceType::TCPConnection);
+                            });
+                            break;
+                        }
+
+                        ControlMessage::Err => {
+                            info!("[TCP Server] [Runtime] Received error message from {}.", player.account.id);
+                            if err_message_counter < 16 {
+                                err_message_counter += 1;
+                            } else {
+                                warn!("[TCP Server] [Runtime] Too many error messages! Connection closed.");
+                                entry_mutex!(self.runtime, |guard| {
+                                    guard.send((player.account.clone(), End), player.account.clone(), ServiceType::TCPConnection);
+                                });
+                                break;
+                            }
+                        }
+
+                        _ => {}
+                    }
+
+                    // Process messages
+                    entry_mutex!(self.runtime, |guard| {
+                        trace!("[TCP Server] [Runtime] Received: {:?}", &message);
+                        guard.put_into_receive_list((player.account.clone(), message), player.account.clone(), ServiceType::TCPConnection);
+                    });
+                }
+
+                Err(error) => {
+                    warn!("[TCP Server] [Runtime] Error reading from socket: {:?}", error);
+                    break;
+                }
+            }
+
+            // Check close
+            entry_mutex!(self.runtime, |guard| {
+                if guard.data.close.load(SeqCst) {
+                    break;
+                }
+            });
+        }
+
+        info!("[TCP Server] [Runtime] Reader between {} closed.", player.account.id);
+        entry_mutex!(self.runtime, |guard| {
+            guard.send((player.account.clone(), End), player.account.clone(), TCPConnection);
+            guard.reader_count -= 1;
+        })
+    }
+
+    async fn write_task(self: Arc<Self>, player: Player, mut writer: OwnedWriteHalf) {
+        info!("[TCP Server] [Runtime] Writer started.");
+        entry_mutex!(self.runtime, |guard| {
+            guard.writer_count += 1;
+        });
+
+        let mut closed = false;
+
+        loop {
+            // Check close
+            entry_mutex!(self.runtime, |guard| {
+                if guard.data.close.load(SeqCst) && !closed {
+                    guard.send((player.account.clone(), LetExit(GameOver)), player.account.clone(), ServiceType::TCPConnection);
+                    closed = true;
+                }
+            });
+
+            let mut message = None;
+            entry_mutex!(self.runtime, |guard| {
+                message = guard.pop_from_send_list(player.account.clone(), ServiceType::TCPConnection);
+            });
+
+            if let Some(message) = message {
+
+                // Preprocess messages: handle end messages.
+                match message.1 {
+                    End => {
+                        break;
+                    }
+                    GameMessage::Err => {
+                        continue;
+                    }
+                    _ => {}
+                }
+
+                // Process messages
+                match writer.write_all(GameMessage::en(&message.1).as_slice()).await {
+                    Ok(_) => {
+                        trace!("[TCP Server] [Runtime] Sent {:?} to {}", &message.1, player.account.id);
+                        writer.flush().await.expect("[TCP Client] [Runtime] Writer encountered an error");
+                    }
+                    Err(error) => {
+                        warn!("[TCP Server] [Runtime] Sent {:?} to {} failed: {}", &message.1, player.account.id, error);
+                        break;
+                    }
+                }
+            }
+        }
+
+        info!("[TCP Server] [Runtime] Writer between {} closed.", player.account.id);
+        entry_mutex!(self.runtime, |guard| {
+            guard.data.sign_player_online_status(&player, TCPConnection, false);
+            guard.writer_count -= 1;
+        })
+    }
+}
+
+impl PadClientNetwork {
+
+    pub async fn start_long_connection(self: Arc<Self>, stream: TcpStream) {
+        let (reader, writer) = stream.into_split();
+        spawn(Self::read_task(Arc::clone(&self), reader));
+        spawn(Self::write_task(Arc::clone(&self), writer));
+    }
+
+    async fn read_task(self: Arc<Self>, mut reader: OwnedReadHalf) {
+        info!("[TCP Client] [Runtime] Reader started.");
+
+        let mut buffer = [0u8; 1024];
+        let mut err_message_counter = 0;
+        loop {
+            // Check close
+            entry_mutex!(self.runtime, |guard| {
+                if guard.close.load(SeqCst) {
+                    break;
+                }
+            });
+
+            let read = reader.read(&mut buffer).await;
+            match read {
+                Ok(size) => {
+                    let message : GameMessage = GameMessage::de(buffer[0..size].to_vec());
+
+                    // Preprocess messages: handle exit messages.
+                    match message {
+                        LetExit(reason) => {
+                            info!("[TCP Client] [Runtime] Server let you exit: {:?}", reason);
+                            entry_mutex!(self.runtime, |guard| {
+                                guard.send(ControlMessage::End, 0, ServiceType::TCPConnection);
+                            });
+                            break;
+                        }
+
+                        GameMessage::Err => {
+                            info!("[TCP Client] [Runtime] Received error message from server.");
+                            if err_message_counter < 16 {
+                                err_message_counter += 1;
+                            } else {
+                                warn!("[TCP Client] [Runtime] Too many error messages! Connection closed.");
+                                entry_mutex!(self.runtime, |guard| {
+                                    guard.send(ControlMessage::End, 0, ServiceType::TCPConnection);
+                                });
+                                break;
+                            }
+                        }
+
+                        _ => {}
+                    }
+
+                    // Process messages
+                    entry_mutex!(self.runtime, |guard| {
+                        trace!("[TCP Client] [Runtime] Received: {:?}", &message);
+                        guard.put_into_receive_list(message, 0, ServiceType::TCPConnection);
+                    });
+                }
+                Err(err) => {
+                    error!("[TCP Client] [Runtime] Reader encountered an error: {}", err);
+                    break;
+                }
+            }
+        }
+
+        info!("[TCP Client] [Runtime] Reader closed.");
+    }
+
+    async fn write_task(self: Arc<Self>, mut writer: OwnedWriteHalf) {
+        info!("[TCP Client] [Runtime] Writer started.");
+
+        let mut closed = false;
+
+        loop {
+            // Check close
+            if !closed {
+                entry_mutex!(self.runtime, |guard| {
+                    if guard.close.load(SeqCst) {
+                        guard.send(ControlMessage::Exit, 0, ServiceType::TCPConnection);
+                        closed = true;
+                    }
+                });
+            }
+
+            let mut message = None;
+            entry_mutex!(self.runtime, |guard| {
+                message = guard.pop_from_send_list(0, ServiceType::TCPConnection);
+            });
+
+            if let Some(message) = message {
+
+                // Preprocess messages: handle exit messages.
+                match message {
+                    ControlMessage::End => { break; }
+                    ControlMessage::Err => {
+                        continue;
+                    }
+                    _ => {}
+                }
+
+                // Process messages
+                match writer.write_all(ControlMessage::en(&message).as_slice()).await {
+                    Ok(_) => {
+                        trace!("[TCP Client] [Runtime] Sent {:?}.", &message);
+                        writer.flush().await.expect("[TCP Client] [Runtime] Writer encountered an error");
+                    }
+                    Err(error) => {
+                        warn!("[TCP Client] [Runtime] Sent {:?} failed: {}", &message, error);
+                        break;
+                    }
+                }
+            }
+        }
+
+        info!("[TCP Client] [Runtime] Writer closed.");
+        entry_mutex!(self.runtime, |guard| {
+            guard.close();
+        })
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/mod.rs b/core/src/service/tcp_network/mod.rs
new file mode 100644
index 0000000..4954c1c
--- /dev/null
+++ b/core/src/service/tcp_network/mod.rs
@@ -0,0 +1,6 @@
+pub mod utils;
+pub mod pad_client;
+pub mod pad_server;
+pub mod long_connection;
+
+pub const DEFAULT_PORT : u16 = 5989;
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/pad_client/implements.rs b/core/src/service/tcp_network/pad_client/implements.rs
new file mode 100644
index 0000000..584bc83
--- /dev/null
+++ b/core/src/service/tcp_network/pad_client/implements.rs
@@ -0,0 +1,156 @@
+use std::net::{IpAddr, SocketAddr};
+use std::sync::{Arc, Mutex};
+use std::sync::atomic::Ordering::SeqCst;
+use std::time::Duration;
+use log::{error, info, warn};
+use tokio::{join, spawn};
+use tokio::time::sleep;
+use nogamepads::entry_mutex;
+use crate::data::controller::runtime::structs::ControllerRuntime;
+use crate::data::message::enums::ConnectionMessage::{Join, RequestGameInfos};
+use crate::data::message::enums::ConnectionResponseMessage;
+use crate::service::service_runner::NoGamepadsService;
+use crate::service::tcp_network::pad_client::structs::PadClientNetwork;
+use crate::service::tcp_network::DEFAULT_PORT;
+use crate::service::tcp_network::utils::stream_utils::{read_msg, send_msg};
+use crate::service::tcp_network::utils::tokio_utils::build_tokio_runtime;
+
+macro_rules! connect_once {
+    ($addr:expr, |$conn:ident| $code:block) => {{
+        use tokio::net::TcpStream;
+        match TcpStream::connect($addr).await {
+            Ok(mut $conn) => {
+                $code
+                true
+            },
+            Err(e) => {
+                error!("[TCP Client] [Main] Connection failed {:?}", e);
+                false
+            }
+        }
+    }}
+}
+
+impl PadClientNetwork {
+
+    pub fn build(runtime: Arc<Mutex<ControllerRuntime>>) -> PadClientNetwork {
+        PadClientNetwork {
+            addr: SocketAddr::from(([127, 0, 0, 1], DEFAULT_PORT)),
+            runtime
+        }
+    }
+
+    pub fn bind_addr(&mut self, addr: SocketAddr) -> &mut PadClientNetwork {
+        self.addr = addr;
+        self
+    }
+
+    pub fn bind_ip(&mut self, addr: IpAddr) -> &mut PadClientNetwork {
+        self.addr.set_ip(addr);
+        self
+    }
+
+    pub fn bind_port(&mut self, port: u16) -> &mut PadClientNetwork {
+        self.addr.set_port(port);
+        self
+    }
+
+    pub fn build_entry(self) -> NoGamepadsService {
+        let arc = Arc::new(self);
+
+        let entry = async move {
+            // Connection thread: Download the relevant resources, verify connection eligibility, and attempt to join the game.
+            let connection_thread = spawn({
+                let client = Arc::clone(&arc);
+                async move {
+                    Self::connection_thread(client).await
+                }
+            });
+
+            // Join
+            let _ = join!(connection_thread);
+        };
+
+        Box::pin(entry)
+    }
+
+    pub fn connect(self) {
+        let runtime = build_tokio_runtime("padclient_tcp".to_string());
+
+        info!("[TCP Client] Connecting to {}:{}", self.addr.ip().to_string(), self.addr.port());
+        runtime.block_on(self.build_entry());
+    }
+}
+
+impl PadClientNetwork {
+
+    async fn connection_thread(self: Arc<PadClientNetwork>) {
+        let mut buffer = [0; 1024];
+
+        // Requests game infos
+        if !connect_once!(self.addr, |stream| {
+            info!("[TCP Client] [Main] Requesting game infos.");
+            send_msg(&mut stream, RequestGameInfos).await;
+            let response : ConnectionResponseMessage = read_msg(&mut buffer, &mut stream).await;
+            match response {
+                ConnectionResponseMessage::GameInfos(infos) => {
+                    entry_mutex!(self.runtime, |guard| {
+                        guard.game_info = infos;
+                    });
+                    info!("[TCP Client] [Main] Download game infos successfully.");
+                }
+                ConnectionResponseMessage::Err => {
+                    warn!("[TCP Client] [Main] Download game infos failed.");
+                }
+                _ => {
+                    warn!("[TCP Client] [Main] Not found game infos.");
+                }
+            }
+        }) {
+            return;
+        }
+
+        // TODO :: Download game layouts
+
+        // TODO :: Download skin assets
+
+        // Try to join game
+        let _ = connect_once!(self.addr, |connection| {
+            let mut player = None;
+            entry_mutex!(self.runtime, |guard| {
+                player = Some(guard.player.clone());
+            });
+            if player.is_some() {
+                info!("[TCP Client] [Main] Trying to join game.");
+                send_msg(&mut connection, Join(player.unwrap())).await;
+                let response : ConnectionResponseMessage = read_msg(&mut buffer, &mut connection).await;
+                match response {
+                    ConnectionResponseMessage::Welcome => {
+
+                        // Long Connection
+                        info!("[TCP Client] [Main] Welcome");
+                        spawn(Self::start_long_connection(Arc::clone(&self), connection));
+                    }
+                    ConnectionResponseMessage::Deny(why) => {
+                        error!("[TCP Client] [Main] Connection denied: {:?}", why);
+                    }
+                    _ => { }
+                }
+            } else {
+                error!("[TCP Client] [Main] No player found.");
+                return;
+            }
+        });
+
+        loop {
+            sleep(Duration::from_millis(1000)).await;
+            entry_mutex!(self.runtime, |guard| {
+                if guard.close.load(SeqCst) {
+                    break;
+                }
+            })
+        }
+
+        info!("[TCP Client] [Main] Main thread closed.");
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/pad_client/mod.rs b/core/src/service/tcp_network/pad_client/mod.rs
new file mode 100644
index 0000000..0ff870f
--- /dev/null
+++ b/core/src/service/tcp_network/pad_client/mod.rs
@@ -0,0 +1,2 @@
+pub mod implements;
+pub mod structs;
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/pad_client/structs.rs b/core/src/service/tcp_network/pad_client/structs.rs
new file mode 100644
index 0000000..10c93c4
--- /dev/null
+++ b/core/src/service/tcp_network/pad_client/structs.rs
@@ -0,0 +1,8 @@
+use std::net::SocketAddr;
+use std::sync::{Arc, Mutex};
+use crate::data::controller::runtime::structs::ControllerRuntime;
+
+pub struct PadClientNetwork {
+    pub(crate) addr: SocketAddr,
+    pub(crate) runtime: Arc<Mutex<ControllerRuntime>>
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/pad_server/implements.rs b/core/src/service/tcp_network/pad_server/implements.rs
new file mode 100644
index 0000000..c4d8cfc
--- /dev/null
+++ b/core/src/service/tcp_network/pad_server/implements.rs
@@ -0,0 +1,186 @@
+use std::net::{IpAddr, SocketAddr};
+use std::sync::{Arc, Mutex};
+use std::sync::atomic::Ordering::SeqCst;
+use std::time::Duration;
+use log::{error, info, trace, warn};
+use tokio::{join, select, spawn};
+use tokio::net::{TcpListener, TcpStream};
+use tokio::sync::watch::{channel, Receiver, Sender};
+use tokio::time::sleep;
+use nogamepads::entry_mutex;
+use crate::data::game::runtime::structs::GameRuntime;
+use crate::data::message::enums::ConnectionMessage;
+use crate::data::message::enums::ConnectionMessage::{Join, RequestGameInfos, RequestLayoutConfigure, RequestSkinPackage, Ready};
+use crate::data::message::enums::ConnectionResponseMessage::{Deny, GameInfos, Welcome};
+use crate::service::service_runner::NoGamepadsService;
+use crate::service::tcp_network::DEFAULT_PORT;
+use crate::service::tcp_network::pad_server::structs::PadServerNetwork;
+use crate::service::tcp_network::utils::stream_utils::{get_target_address, read_msg, send_msg};
+use crate::service::tcp_network::utils::tokio_utils::build_tokio_runtime;
+
+impl PadServerNetwork {
+
+    pub fn build(runtime: Arc<Mutex<GameRuntime>>) -> PadServerNetwork {
+        let (close_tx, close_rx) = channel(false);
+        PadServerNetwork {
+            addr: SocketAddr::from(([127, 0, 0, 1], DEFAULT_PORT)),
+            runtime,
+            close_tx,
+            close_rx
+        }
+    }
+
+    pub fn bind_ip(&mut self, ip: IpAddr) -> &mut PadServerNetwork {
+        self.addr.set_ip(ip);
+        self
+    }
+
+    pub fn bind_port(&mut self, port: u16) -> &mut PadServerNetwork {
+        self.addr.set_port(port);
+        self
+    }
+
+    pub fn build_entry(self) -> NoGamepadsService {
+        let arc = Arc::new(self);
+
+        let entry = async move {
+            // Main thread: Used to handle connection requests, data requests, and transfer skin assets
+            let main_thread = spawn({
+                let server = Arc::clone(&arc);
+                async move {
+                    Self::main_thread(server).await
+                }
+            });
+
+            let close_checker = {
+                let server = Arc::clone(&arc);
+                async move {
+                    Self::close_checker(server).await
+                }
+            };
+
+            // Join
+            let _ = join!(close_checker, main_thread);
+        };
+
+        Box::pin(entry)
+    }
+
+    pub fn listening_block_on(self) {
+        let runtime = build_tokio_runtime("padserver_tcp".to_string());
+
+        info!("[TCP Server] Server start.");
+        runtime.block_on(self.build_entry());
+        info!("[TCP Server] Finished.");
+    }
+}
+
+impl PadServerNetwork {
+
+    async fn main_thread(self: Arc<PadServerNetwork>) {
+
+        info!("[TCP Server] [Main] Server listening at {}", self.addr.to_string());
+
+        let listener = TcpListener::bind(self.addr).await;
+        if listener.is_err() {
+            error!("[TCP Server] [Main] Failed to bind to {}", self.addr.to_string());
+            return;
+        }
+
+        let listener = listener.unwrap();
+        info!("[TCP Server] [Main] Listener created, start listening.");
+
+        let mut local_close_rx = self.close_rx.clone();
+
+        loop {
+            select! {
+                _ = local_close_rx.changed() => {
+                    if *local_close_rx.borrow() {
+                        break;
+                    }
+                }
+
+                accept = listener.accept() => {
+                    match accept {
+                        Ok((stream, _)) => {
+                            spawn(Self::process_connection(Arc::clone(&self), stream));
+                        }
+                        Err(error) => {
+                            warn!("[TCP Server] [Main] Failed to accept TCP connections: {}", error);
+                        }
+                    }
+                }
+            }
+        }
+
+        info!("[TCP Server] [Main] Main thread closed.");
+    }
+
+    async fn process_connection(self: Arc<Self>, mut stream: TcpStream) {
+        let mut buffer = [0; 1024];
+        let message: ConnectionMessage = read_msg(&mut buffer, &mut stream).await;
+        let from_address = get_target_address(&stream);
+
+        match message {
+
+            Join(player) => {
+                trace!("[TCP Server] [Main] Trying to join Player \"{}\"", &player.account.id);
+                let mut result = Ok(());
+                entry_mutex!(self.runtime, |guard| {
+                    match guard.try_join_player(player.clone()) {
+                        Ok(_) => { result = Ok(()); }
+                        Err(why) => { result = Err(why); }
+                    }
+                });
+                if result.is_err() {
+                    let fail_message = result.unwrap_err();
+                    error!("[TCP Server] [Main] Player join failed: {:?}", &fail_message);
+                    send_msg(&mut stream, Deny(fail_message)).await;
+                } else {
+
+                    // Long Connection
+                    info!("[TCP Server] [Main] Player joined, begin long connection.");
+                    send_msg(&mut stream, Welcome).await;
+                    spawn(Self::start_long_connection(Arc::clone(&self), player, stream));
+                }
+            }
+
+            RequestGameInfos => {
+                info!("[TCP Server] [Main] Client({}) requests game infos.", from_address);
+                let mut info = Default::default();
+                entry_mutex!(self.runtime, |guard| {
+                    info = guard.info.clone();
+                });
+                send_msg(&mut stream, GameInfos(info)).await;
+                info!("[TCP Server] [Main] Game infos sent.");
+            }
+
+            RequestLayoutConfigure => {
+                info!("[TCP Server] [Main] Client({}) requests layout configures.", from_address);
+            }
+
+            RequestSkinPackage => {
+                info!("[TCP Server] [Main] Client({}) requests to download skin package.", from_address);
+            }
+
+            Ready => {
+                info!("[TCP Server] [Main] Client({}) is ready!", from_address);
+                warn!("[TCP Server] [Main] But I don't know who he is.....")
+            }
+
+            _ => { }
+        }
+    }
+
+    async fn close_checker(self: Arc<Self>) {
+        loop {
+            sleep(Duration::from_millis(1000)).await;
+            entry_mutex!(self.runtime, |guard| {
+                if guard.data.close.load(SeqCst) {
+                    let _ = self.close_tx.send(true);
+                    break;
+                }
+            })
+        }
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/pad_server/mod.rs b/core/src/service/tcp_network/pad_server/mod.rs
new file mode 100644
index 0000000..b37b320
--- /dev/null
+++ b/core/src/service/tcp_network/pad_server/mod.rs
@@ -0,0 +1,2 @@
+pub mod implements;
+pub mod structs;
diff --git a/core/src/service/tcp_network/pad_server/structs.rs b/core/src/service/tcp_network/pad_server/structs.rs
new file mode 100644
index 0000000..f46608a
--- /dev/null
+++ b/core/src/service/tcp_network/pad_server/structs.rs
@@ -0,0 +1,12 @@
+use crate::data::game::runtime::structs::GameRuntime;
+use std::net::SocketAddr;
+use std::sync::{Arc, Mutex};
+use tokio::sync::watch::{Receiver, Sender};
+
+pub struct PadServerNetwork {
+    pub(crate) addr: SocketAddr,
+    pub(crate) runtime: Arc<Mutex<GameRuntime>>,
+
+    pub(crate) close_tx: Sender<bool>,
+    pub(crate) close_rx: Receiver<bool>,
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/utils/mod.rs b/core/src/service/tcp_network/utils/mod.rs
new file mode 100644
index 0000000..ad06dac
--- /dev/null
+++ b/core/src/service/tcp_network/utils/mod.rs
@@ -0,0 +1,2 @@
+pub mod stream_utils;
+pub mod tokio_utils;
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/utils/stream_utils.rs b/core/src/service/tcp_network/utils/stream_utils.rs
new file mode 100644
index 0000000..9ccff3b
--- /dev/null
+++ b/core/src/service/tcp_network/utils/stream_utils.rs
@@ -0,0 +1,44 @@
+use std::fmt::Debug;
+use bincode::{Decode, Encode};
+use log::{error, trace};
+use tokio::io::{AsyncReadExt, AsyncWriteExt};
+use tokio::net::TcpStream;
+use crate::data::message::traits::MessageEncoder;
+
+pub async fn send_msg<Message>(
+    stream: &mut TcpStream,
+    msg: impl MessageEncoder<Message> + Encode + Decode<()> + Default + Debug
+)
+where Message: MessageEncoder<Message> + Encode + Decode<()> + Default + Debug {
+    match stream.write_all(MessageEncoder::en(&msg).as_slice()).await {
+        Ok(_) => { trace!("[Message Sender] Sent {:?} to {}", msg, get_target_address(stream)); }
+        Err(err) => { error!("[Message Sender] Failed to send message: {}", err); }
+    }
+}
+
+pub async fn read_msg<Message>(
+    buffer: &mut [u8],
+    stream: &mut TcpStream
+) -> Message
+where Message: MessageEncoder<Message> + Encode + Decode<()> + Default + Debug {
+    match stream.read(buffer).await {
+        Ok(read) => {
+            let received = Message::de(Vec::from(&buffer[..read]));
+            trace!("[Message Reader] Received {:?} from {}", received, get_target_address(stream));
+            received
+        }
+        Err(err) => {
+            error!("[Message Reader] Error reading from stream: {}", err);
+            Message::err_result_decode()
+        }
+    }
+}
+
+pub fn get_target_address(stream: &TcpStream) -> String {
+    let p = stream.peer_addr();
+    if p.is_ok() {
+        p.unwrap().to_string()
+    } else {
+        "Unknown".to_string()
+    }
+}
+\ No newline at end of file
diff --git a/core/src/service/tcp_network/utils/tokio_utils.rs b/core/src/service/tcp_network/utils/tokio_utils.rs
new file mode 100644
index 0000000..efa68c3
--- /dev/null
+++ b/core/src/service/tcp_network/utils/tokio_utils.rs
@@ -0,0 +1,10 @@
+use tokio::runtime::{Builder, Runtime};
+
+pub fn build_tokio_runtime(name: String) -> Runtime {
+    Builder::new_multi_thread()
+        .thread_name(name)
+        .thread_stack_size(32 * 1024 * 1024)
+        .enable_all()
+        .build()
+        .unwrap()
+}
+\ No newline at end of file