first commit

1 files changed, 71 insertions, 0 deletions

diff --git a/src/daemon/command.rs b/src/daemon/command.rs
new file mode 100644
index 0000000..18ee41d
--- /dev/null
+++ b/src/daemon/command.rs
@@ -0,0 +1,71 @@
+/* Polydoro - Pomodoro widget for polybar and friends
+ * Copyright (C) 2025  Vidhu Kant Sharma <vidhukant@vidhukant.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+use std::os::unix::net::UnixListener;
+use std::io::{BufRead, BufReader};
+use std::thread;
+use std::sync::mpsc::Sender;
+
+pub enum Command {
+    Run,
+    Pause,
+    Toggle, // conditional run/pause
+    Skip,
+    SoftReset,
+    HardReset,
+    Reset, // conditional soft/hard reset
+}
+
+pub fn start_command_listener(tx: Sender<Command>) -> thread::JoinHandle<()> {
+    thread::spawn(move || {
+        // check if a socket already exists (only one daemon allowed!)
+        let sock = "/tmp/polydorocmd.sock";
+        if std::fs::metadata(sock).is_ok() {
+            eprintln!("socket {} already exists, is another daemon running?", sock);
+            std::process::exit(1);
+        }
+        
+        // all OK, create a sock
+        let listener = UnixListener::bind(sock).expect("failed to bind socket /tmp/polydorocmd.sock");
+
+        for stream in listener.incoming() {
+            match stream {
+                Ok(s) => {
+                    let mut reader = BufReader::new(s);
+                    let mut buf = String::new();
+
+                    if let Ok(_) = reader.read_line(&mut buf) {
+                        let msg = match buf.trim() {
+                            "run" => Command::Run,
+                            "pause" => Command::Pause,
+                            "toggle" => Command::Toggle,
+                            "skip" => Command::Skip,
+                            "soft-reset" => Command::SoftReset,
+                            "hard-reset" => Command::HardReset,
+                            "reset" => Command::Reset,
+                            &_ => Command::Run, // doesn't matter, pretty sure it won't ever hit this case
+                        };
+
+                        let _ = tx.send(msg).unwrap();
+                    }
+                },
+                Err(_) => {}
+            }
+        }
+
+    })
+}