Add check command

src/commands/check.rs

@@ -1,4 +1,38 @@
+use std::io::BufRead;
+
+use colored::Colorize;
+
+use crate::config::get_device_peripherals;
 
 pub fn check_tablet(tablet_name: &str) -> i32 {
-    todo!()
+    // Get the peripheral list for the tablet
+    let peripherals = get_device_peripherals(tablet_name).unwrap();
+
+    // Use `xsetwacom` to check if the tablet is connected
+    let xsetwacom = std::process::Command::new("xsetwacom")
+        .arg("--list")
+        .output()
+        .unwrap();
+    let xsetwacom_output = xsetwacom.stdout;
+
+    // Check if the tablet is connected
+    let mut is_connected = false;
+    for line in xsetwacom_output.lines() {
+        let line = line.unwrap();
+        for peripheral in &peripherals {
+            if line.contains(peripheral) {
+                is_connected = true;
+                break;
+            }
+        }
+    }
+
+    // Print the message and return the status code
+    if is_connected {
+        println!("{} is {}", tablet_name, "connected".green());
+        0
+    } else {
+        println!("{} is {}", tablet_name, "not connected".red());
+        1
+    }
 }

src/commands/list.rs

@@ -2,6 +2,7 @@ use colored::Colorize;
 
 use crate::config::{get_config_dir, get_device_name, get_device_peripherals, get_device_profiles};
 
+
 pub fn list_tablets() {
     // Get the config directory
     let config_dir = get_config_dir().unwrap();