From 78c2697a150359694268aec4286aefb2bf9ff1f3 Mon Sep 17 00:00:00 2001
From: Alexander Baranov <baranovas@vtb.ru>
Date: Thu, 18 Dec 2025 16:37:37 +0300
Subject: [PATCH] add Room struct

---
 smart-house/src/lib.rs  |  1 +
 smart-house/src/room.rs | 85 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100644 smart-house/src/room.rs

diff --git a/smart-house/src/lib.rs b/smart-house/src/lib.rs
index 882418f..0001a49 100644
--- a/smart-house/src/lib.rs
+++ b/smart-house/src/lib.rs
@@ -1,5 +1,6 @@
 mod device;
 mod power_socket;
+mod room;
 mod thermometer;
 
 pub use device::Device;
diff --git a/smart-house/src/room.rs b/smart-house/src/room.rs
new file mode 100644
index 0000000..2b0828a
--- /dev/null
+++ b/smart-house/src/room.rs
@@ -0,0 +1,85 @@
+#![allow(unused)]
+
+use crate::Device;
+
+pub struct Room {
+    name: String,
+    devices: Box<[Device]>,
+}
+
+impl Room {
+    pub fn new(name: impl AsRef<str>, devices: Box<[Device]>) -> Self {
+        Self {
+            name: name.as_ref().to_string(),
+            devices,
+        }
+    }
+
+    fn check_bounds(&self, idx: usize) {
+        if idx >= self.devices.len() {
+            panic!("Index is out of bounds")
+        }
+    }
+
+    pub fn get_device(&self, idx: usize) -> &Device {
+        self.check_bounds(idx);
+        &self.devices[idx]
+    }
+
+    pub fn get_device_mut(&mut self, idx: usize) -> &mut Device {
+        self.check_bounds(idx);
+        &mut self.devices[idx]
+    }
+
+    pub fn print_status(&self) {
+        println!("{}", "=".repeat(16));
+        println!("{}:", self.name);
+        println!("{}", "-".repeat(16));
+        for d in self.devices.iter() {
+            d.print_status();
+        }
+        println!("{}", "=".repeat(16));
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::{PowerSocket, Thermometer};
+
+    #[test]
+    fn smoke_test() {
+        let devices = Box::new([
+            Device::PowerSocket(PowerSocket::new(12.34, false)),
+            Device::Thermometer(Thermometer::new(21.56)),
+        ]);
+        let mut room = Room::new("test_room", devices);
+        assert_eq!(room.name, "test_room");
+        room.print_status();
+
+        assert_eq!(format!("{}", room.get_device(0).display()), "DEV:PowerSocket[ OFF : 0.0 ]");
+        assert_eq!(format!("{}", room.get_device(1).display()), "DEV:Thermometer[ 21.6 ]");
+
+        let power_socket = match room.get_device_mut(0) {
+            Device::PowerSocket(ps) => ps,
+            _ => unreachable!(),
+        };
+        power_socket.set_on(true);
+
+        assert_eq!(format!("{}", room.get_device(0).display()), "DEV:PowerSocket[ ON : 12.3 ]");
+        assert_eq!(format!("{}", room.get_device(1).display()), "DEV:Thermometer[ 21.6 ]");
+    }
+
+    #[test]
+    #[should_panic(expected = "Index is out of bounds")]
+    fn panic_test() {
+        let room = Room::new(
+            "test_room",
+            Box::new([
+                Device::PowerSocket(PowerSocket::new(12.34, false)),
+                Device::Thermometer(Thermometer::new(21.56)),
+            ]),
+        );
+        room.check_bounds(2);
+    }
+}