Revert "Revert "modularize interfaces""

This reverts commit c10e88e42b26637e3c48ed781ced1382fb20fa26.

6 files changed, 170 insertions, 95 deletions

diff --git a/karld/Cargo.toml b/karld/Cargo.toml
index b797dc9..9e2d926 100644
--- a/karld/Cargo.toml
+++ b/karld/Cargo.toml
@@ -14,3 +14,10 @@ crossbeam-channel = "0.5.4"
 serde_json = "1.0.81"
 chrono = "0.4.19"
 lazy_static = "1.4.0"
+
+websocket = { version = "0.26.5", optional = true }
+
+[features]
+default = ["websocket", "unix"]
+websocket = ["dep:websocket"]
+unix = []
diff --git a/karld/src/demo.rs b/karld/src/demo.rs
new file mode 100644
index 0000000..fb5b43a
--- /dev/null
+++ b/karld/src/demo.rs
@@ -0,0 +1,93 @@
+use karlcommon::{Task, Schedule, Condition, Property};
+
+use crate::TASKS;
+
+pub fn load_demo() {
+    TASKS.write().unwrap().insert(
+        0,
+        Task {
+            id: 0,
+            name: "Mittagessen im Februar".to_string(),
+            description: None,
+            tags: vec!["Essen".to_string(), "Unwichtig".to_string()],
+            schedule: Schedule::Condition(Condition::And(vec![
+                Condition::Equal {
+                    modulus: None,
+                    prop: Property::Monthofyear,
+                    value: 1,
+                },
+                Condition::Equal {
+                    modulus: None,
+                    prop: Property::Hour,
+                    value: 12,
+                },
+            ])),
+        },
+    );
+    TASKS.write().unwrap().insert(
+        1,
+        Task {
+            id: 1,
+            name: "Abendessen oder Frühstück".to_string(),
+            description: Some("Nom nom nom".to_string()),
+            tags: vec!["Essen".to_string()],
+            schedule: Schedule::Condition(Condition::Or(vec![
+                Condition::Equal {
+                    modulus: None,
+                    prop: Property::Hour,
+                    value: 18,
+                },
+                Condition::Equal {
+                    modulus: None,
+                    prop: Property::Hour,
+                    value: 7,
+                },
+            ])),
+        },
+    );
+    TASKS.write().unwrap().insert(
+        2,
+        Task {
+            id: 2,
+            description: None,
+            name: "Wichtiger termin™".to_string(),
+            tags: vec![],
+            schedule: Schedule::Static(1654997366..1655007366),
+        },
+    );
+
+    TASKS.write().unwrap().insert(
+        3,
+        Task {
+            id: 3,
+            description: None,
+            name: "Staubsaugen".to_string(),
+            tags: vec!["Unwichtig".to_string()],
+            schedule: Schedule::Dynamic {
+                scheduled: None,
+                duration: 15 * 60,
+                priority: 2.0,
+                condition: Condition::Equal {
+                    prop: Property::Monthofyear,
+                    value: 6,
+                    modulus: None,
+                },
+            },
+        },
+    );
+    TASKS.write().unwrap().insert(
+        4,
+        Task {
+            id: 4,
+            description: Some("sollte ich wirklich mal machen".to_string()),
+            name: "Geschirrspüler ausräumen".to_string(),
+            tags: vec!["Unwichtig".to_string()],
+            schedule: Schedule::Dynamic {
+                scheduled: None,
+                duration: 15 * 60,
+                priority: 5.0,
+                condition: Condition::Never,
+            },
+        },
+    );
+}
diff --git a/karld/src/interface/mod.rs b/karld/src/interface/mod.rs
new file mode 100644
index 0000000..38c9895
--- /dev/null
+++ b/karld/src/interface/mod.rs
@@ -0,0 +1,10 @@
+use std::thread;
+mod unix;
+mod websocket;
+
+pub fn start() {
+    #[cfg(feature = "unix")]
+    thread::spawn(|| unix::run());
+    #[cfg(feature = "websocket")]
+    thread::spawn(|| websocket::run());
+}
diff --git a/karld/src/interface.rs b/karld/src/interface/unix.rs
index e8e0b90..8d038d4 100644
--- a/karld/src/interface.rs
+++ b/karld/src/interface/unix.rs
@@ -1,4 +1,4 @@
-use crate::handle_packet;
+use crate::{handle_packet, CLIENT_ID_COUNTER};
 use karlcommon::{socket_path, version, ClientboundPacket, ProtoError, ServerboundPacket};
 use log::{debug, error, info, warn};
 use std::io;
@@ -6,19 +6,17 @@ use std::io::{BufRead, BufReader, ErrorKind, Write};
 use std::os::unix::net::{UnixListener, UnixStream};
 use std::thread;
 
-pub fn network_loop() {
+pub fn run() {
     if socket_path().exists() {
         info!("remove old socket");
         std::fs::remove_file(socket_path()).unwrap();
     }
     let listener = UnixListener::bind(socket_path()).unwrap();
     info!("listening.");
-    let mut id_counter = 0;
 
     loop {
         let (stream, addr) = listener.accept().unwrap();
-        let id = id_counter;
-        id_counter += 1;
+        let id = CLIENT_ID_COUNTER.fetch_add(1, std::sync::atomic::Ordering::Relaxed);
         thread::spawn(move || {
             info!("client connected: {:?}", addr);
             if let Err(err) = handle_connection(id, stream) {
diff --git a/karld/src/interface/websocket.rs b/karld/src/interface/websocket.rs
new file mode 100644
index 0000000..b69de20
--- /dev/null
+++ b/karld/src/interface/websocket.rs
@@ -0,0 +1,46 @@
+use std::thread;
+use websocket::sync::Server;
+use websocket::OwnedMessage;
+
+pub fn run() {
+    let server = Server::bind("127.0.0.1:2794").unwrap();
+
+    for request in server.filter_map(Result::ok) {
+        // Spawn a new thread for each connection.
+        thread::spawn(|| {
+            if !request.protocols().contains(&"rust-websocket".to_string()) {
+                request.reject().unwrap();
+                return;
+            }
+
+            let mut client = request.use_protocol("rust-websocket").accept().unwrap();
+
+            let ip = client.peer_addr().unwrap();
+
+            println!("Connection from {}", ip);
+
+            let message = OwnedMessage::Text("Hello".to_string());
+            client.send_message(&message).unwrap();
+
+            let (mut receiver, mut sender) = client.split().unwrap();
+
+            for message in receiver.incoming_messages() {
+                let message = message.unwrap();
+
+                match message {
+                    OwnedMessage::Close(_) => {
+                        let message = OwnedMessage::Close(None);
+                        sender.send_message(&message).unwrap();
+                        println!("Client {} disconnected", ip);
+                        return;
+                    }
+                    OwnedMessage::Ping(ping) => {
+                        let message = OwnedMessage::Pong(ping);
+                        sender.send_message(&message).unwrap();
+                    }
+                    _ => sender.send_message(&message).unwrap(),
+                }
+            }
+        });
+    }
+}
diff --git a/karld/src/main.rs b/karld/src/main.rs
index 22a12f7..2b95cb7 100644
--- a/karld/src/main.rs
+++ b/karld/src/main.rs
@@ -2,6 +2,7 @@
 #![feature(fs_try_exists)]
 
 pub mod condition;
+pub mod demo;
 pub mod helper;
 pub mod interface;
 pub mod savestate;
@@ -11,12 +12,14 @@ use chrono::NaiveDateTime;
 use condition::ConditionFind;
 use crossbeam_channel::Sender;
 use helper::Overlaps;
-use interface::network_loop;
 use karlcommon::{
     ClientboundPacket, Condition, Property, ProtoError, Schedule, ServerboundPacket, Task,
 };
 use log::{debug, error, info};
-use std::{collections::HashMap, sync::RwLock};
+use std::{
+    collections::HashMap,
+    sync::{atomic::AtomicU32, RwLock},
+};
 
 use crate::schedule::schedule_dynamic;
 
@@ -26,104 +29,22 @@ fn main() {
     if let Err(e) = savestate::load() {
         error!("load failed: {}", e);
     }
-    TASKS.write().unwrap().insert(
-        0,
-        Task {
-            id: 0,
-            name: "Mittagessen im Februar".to_string(),
-            description: None,
-            tags: vec!["Essen".to_string(), "Unwichtig".to_string()],
-            schedule: Schedule::Condition(Condition::And(vec![
-                Condition::Equal {
-                    modulus: None,
-                    prop: Property::Monthofyear,
-                    value: 1,
-                },
-                Condition::Equal {
-                    modulus: None,
-                    prop: Property::Hour,
-                    value: 12,
-                },
-            ])),
-        },
-    );
-    TASKS.write().unwrap().insert(
-        1,
-        Task {
-            id: 1,
-            name: "Abendessen oder Frühstück".to_string(),
-            description: Some("Nom nom nom".to_string()),
-            tags: vec!["Essen".to_string()],
-            schedule: Schedule::Condition(Condition::Or(vec![
-                Condition::Equal {
-                    modulus: None,
-                    prop: Property::Hour,
-                    value: 18,
-                },
-                Condition::Equal {
-                    modulus: None,
-                    prop: Property::Hour,
-                    value: 7,
-                },
-            ])),
-        },
-    );
-    TASKS.write().unwrap().insert(
-        2,
-        Task {
-            id: 2,
-            description: None,
-            name: "Wichtiger termin™".to_string(),
-            tags: vec![],
-            schedule: Schedule::Static(1654997366..1655007366),
-        },
-    );
-
-    TASKS.write().unwrap().insert(
-        3,
-        Task {
-            id: 3,
-            description: None,
-            name: "Staubsaugen".to_string(),
-            tags: vec!["Unwichtig".to_string()],
-            schedule: Schedule::Dynamic {
-                scheduled: None,
-                duration: 15 * 60,
-                priority: 2.0,
-                condition: Condition::Equal {
-                    prop: Property::Monthofyear,
-                    value: 6,
-                    modulus: None,
-                },
-            },
-        },
-    );
-    TASKS.write().unwrap().insert(
-        4,
-        Task {
-            id: 4,
-            description: Some("sollte ich wirklich mal machen".to_string()),
-            name: "Geschirrspüler ausräumen".to_string(),
-            tags: vec!["Unwichtig".to_string()],
-            schedule: Schedule::Dynamic {
-                scheduled: None,
-                duration: 15 * 60,
-                priority: 5.0,
-                condition: Condition::Never,
-            },
-        },
-    );
 
     std::thread::spawn(move || {
         std::thread::sleep(std::time::Duration::from_secs_f64(0.1));
         schedule_dynamic();
     });
 
-    network_loop();
+    interface::start();
+
+    loop {
+        std::thread::sleep(std::time::Duration::from_secs_f64(100.0));
+    }
 }
 
 lazy_static::lazy_static! {
     static ref TASKS: RwLock<HashMap<u64, Task>> = RwLock::new(HashMap::new());
+    static ref CLIENT_ID_COUNTER: AtomicU32 = AtomicU32::new(0);
 }
 
 pub fn handle_packet(client: u32, packet: ServerboundPacket, responder: Sender<ClientboundPacket>) {