Initial commit

src/main.rs

@@ -0,0 +1,32 @@
+use linux_battery::Battery;
+
+use std::fs::OpenOptions;
+use std::io::Write;
+use std::time::{Duration, SystemTime};
+use std::thread::sleep;
+
+fn main() {
+    let mut battery = Battery::new("BAT0");
+    let mut log_file = OpenOptions::new()
+        .create(true)
+        .append(true)
+        .open("batman.log")
+        .expect("can't open log file");
+
+    loop {
+        let sys_time = SystemTime::now();
+        match sys_time.duration_since(SystemTime::UNIX_EPOCH) {
+            Ok(n) => {
+                let mut log_entry = format!("{}\t{}", n.as_secs(), battery.state());
+                match battery.capacity() {
+                    Some(cap) => log_entry = format!("{}\t{} %", log_entry, cap),
+                    None => {},
+                }
+                log_entry = format!("{}\r\n", log_entry);
+                log_file.write_all(log_entry.as_bytes()).expect("write to file failed");
+            },
+            Err(_) => {},
+        }
+        sleep(Duration::new(2, 0));
+    }
+}