chore: initial commit

src/modules/sysinfo.rs

@@ -0,0 +1,74 @@
+use crate::modules::{Module, ModuleInfo};
+use gtk::prelude::*;
+use gtk::{Label, Orientation};
+use regex::{Captures, Regex};
+use serde::Deserialize;
+use std::collections::HashMap;
+use sysinfo::{CpuExt, System, SystemExt};
+use tokio::spawn;
+use tokio::time::sleep;
+
+#[derive(Debug, Deserialize, Clone)]
+pub struct SysInfoModule {
+    format: Vec<String>,
+}
+
+impl Module<gtk::Box> for SysInfoModule {
+    fn into_widget(self, _info: &ModuleInfo) -> gtk::Box {
+        let re = Regex::new(r"\{([\w-]+)}").unwrap();
+
+        let container = gtk::Box::new(Orientation::Horizontal, 10);
+
+        let mut labels = Vec::new();
+
+        for format in &self.format {
+            let label = Label::builder().label(format).name("item").build();
+            container.add(&label);
+            labels.push(label);
+        }
+
+        let (tx, rx) = glib::MainContext::channel(glib::PRIORITY_DEFAULT);
+        spawn(async move {
+            let mut sys = System::new_all();
+
+            loop {
+                sys.refresh_all();
+
+                let mut format_info = HashMap::new();
+
+                let actual_used_memory = sys.total_memory() - sys.available_memory();
+                let memory_percent = actual_used_memory as f64 / sys.total_memory() as f64 * 100.0;
+
+                let cpu_percent = sys.global_cpu_info().cpu_usage();
+
+                // TODO: Add remaining format info
+
+                format_info.insert("memory-percent", format!("{:0>2.0}", memory_percent));
+                format_info.insert("cpu-percent", format!("{:0>2.0}", cpu_percent));
+
+                tx.send(format_info).unwrap();
+
+                sleep(tokio::time::Duration::from_secs(1)).await;
+            }
+        });
+
+        {
+            let formats = self.format;
+            rx.attach(None, move |info| {
+                for (format, label) in formats.iter().zip(labels.clone()) {
+                    let format_compiled = re.replace(format, |caps: &Captures| {
+                        info.get(&caps[1])
+                            .unwrap_or(&caps[0].to_string())
+                            .to_string()
+                    });
+
+                    label.set_text(format_compiled.as_ref());
+                }
+
+                Continue(true)
+            });
+        }
+
+        container
+    }
+}