create system object

ffplayout-api/examples/system_i.rs

@@ -10,7 +10,7 @@ pub fn byte_convert(num: f64) -> String {
     let num = num.abs();
     let units = ["B", "kiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"];
     if num < 1_f64 {
-        return format!("{}{} {}", negative, num, "B");
+        return format!("{negative}{num} B");
     }
     let delimiter = 1024_f64;
     let exponent = cmp::min(
@@ -22,7 +22,68 @@ pub fn byte_convert(num: f64) -> String {
         .unwrap()
         * 1_f64;
     let unit = units[exponent as usize];
-    format!("{}{} {}", negative, pretty_bytes, unit)
+    format!("{negative}{pretty_bytes} {unit}")
+}
+
+#[derive(Debug)]
+struct Cpu {
+    cores: f32,
+    usage: f32,
+}
+
+#[derive(Debug, Default)]
+struct Disk {
+    name: String,
+    total: String,
+    used: String,
+}
+
+#[derive(Debug)]
+struct Load {
+    one: f64,
+    five: f64,
+    fifteen: f64,
+}
+
+#[derive(Debug)]
+struct Memory {
+    total: String,
+    used: String,
+    free: String,
+}
+
+#[derive(Debug, Default)]
+struct Network {
+    name: String,
+    current_in: String,
+    total_in: String,
+    current_out: String,
+    total_out: String,
+}
+
+#[derive(Debug)]
+struct MySystem {
+    name: Option<String>,
+    kernel: Option<String>,
+    version: Option<String>,
+}
+
+#[derive(Debug)]
+struct Swap {
+    total: String,
+    used: String,
+    free: String,
+}
+
+#[derive(Debug)]
+struct SystemStat {
+    cpu: Cpu,
+    disk: Disk,
+    load: Load,
+    memory: Memory,
+    network: Network,
+    swap: Swap,
+    system: MySystem,
 }
 
 fn main() {
@@ -32,65 +93,78 @@ fn main() {
         sys.refresh_all();
 
         let mut usage = 0.0;
-        let count = sys.cpus().len() as f32;
+        let cores = sys.cpus().len() as f32;
 
         for cpu in sys.cpus() {
             usage += cpu.cpu_usage();
         }
 
-        print!("{esc}[2J{esc}[1;1H", esc = 27 as char);
+        let my_cpu = Cpu {
+            cores,
+            usage: usage * cores / 100.0,
+        };
 
-        println!("System name:             {:?}", sys.name());
+        let mut my_disk = Disk::default();
-        println!("System kernel version:   {:?}", sys.kernel_version());
-        println!("System OS version:       {:?}\n", sys.os_version());
-
-        println!("total memory: {}", byte_convert(sys.total_memory() as f64));
-        println!("used memory : {}", byte_convert(sys.used_memory() as f64));
-        println!(
-            "free memory : {}\n",
-            byte_convert((sys.total_memory() - sys.used_memory()) as f64)
-        );
-
-        println!("total swap  : {}", byte_convert(sys.total_swap() as f64));
-        println!("used swap   : {}", byte_convert(sys.used_swap() as f64));
-        println!(
-            "free swap   : {}\n",
-            byte_convert((sys.total_swap() - sys.used_swap()) as f64)
-        );
 
         for disk in sys.disks() {
-            if disk.mount_point() == Path::new("/") {
+            if disk.mount_point().to_string_lossy().len() > 1
-                println!(
+                && Path::new("/home/jb/Videos").starts_with(disk.mount_point())
-                    "disk: {:?} | available space {}",
+            {
-                    disk.name(),
+                my_disk.name = disk.name().to_string_lossy().to_string();
-                    byte_convert(disk.available_space() as f64),
+                my_disk.total = byte_convert(disk.total_space() as f64);
-                );
+                my_disk.used = byte_convert(disk.available_space() as f64);
             }
         }
-        println!();
 
         let load_avg = sys.load_average();
+        let my_load = Load {
+            one: load_avg.one,
+            five: load_avg.five,
+            fifteen: load_avg.fifteen,
+        };
+
+        let my_memory = Memory {
+            total: byte_convert(sys.total_memory() as f64),
+            used: byte_convert(sys.used_memory() as f64),
+            free: byte_convert((sys.total_memory() - sys.used_memory()) as f64),
+        };
+
+        let mut my_network = Network::default();
 
         for (interface_name, data) in sys.networks() {
             if interface_name == "wlp5s0" {
-                println!(
+                my_network.name = interface_name.clone();
-                    "{}: (in / total) {} / {} | (out / total) {} / {}",
+                my_network.current_in = byte_convert(data.received() as f64);
-                    interface_name,
+                my_network.total_in = byte_convert(data.total_received() as f64);
-                    byte_convert(data.received() as f64),
+                my_network.current_out = byte_convert(data.transmitted() as f64);
-                    byte_convert(data.total_received() as f64),
+                my_network.total_out = byte_convert(data.total_transmitted() as f64);
-                    byte_convert(data.transmitted() as f64),
-                    byte_convert(data.total_transmitted() as f64),
-                );
             }
         }
 
-        println!();
+        let my_swap = Swap {
+            total: byte_convert(sys.total_swap() as f64),
+            used: byte_convert(sys.used_swap() as f64),
+            free: byte_convert((sys.total_swap() - sys.used_swap()) as f64),
+        };
 
-        println!("CPU Usage: {:.2}%", usage * count / 100.0);
+        let my_system = MySystem {
-        println!(
+            name: sys.name(),
-            "Load:      {}% {}% {}%\n",
+            kernel: sys.kernel_version(),
-            load_avg.one, load_avg.five, load_avg.fifteen
+            version: sys.os_version(),
-        );
+        };
+
+        let system_stat = SystemStat {
+            system: my_system,
+            memory: my_memory,
+            swap: my_swap,
+            disk: my_disk,
+            cpu: my_cpu,
+            load: my_load,
+            network: my_network,
+        };
+
+        print!("{esc}[2J{esc}[1;1H", esc = 27 as char);
+        println!("{system_stat:#?}");
 
         sleep(Duration::from_secs(1))
     }