1 files changed, 45 insertions, 0 deletions
diff --git a/src/services/cpu.ts b/src/services/cpu.ts
new file mode 100644
index 0000000..f1699f7
--- /dev/null
+++ b/src/services/cpu.ts
@@ -0,0 +1,45 @@
+import { GObject, interval, property, register } from "astal";
+import { cpu as config } from "config";
+import GTop from "gi://GTop";
+
+@register({ GTypeName: "Cpu" })
+export default class Cpu extends GObject.Object {
+    static instance: Cpu;
+    static get_default() {
+        if (!this.instance) this.instance = new Cpu();
+
+        return this.instance;
+    }
+
+    #previous: GTop.glibtop_cpu = new GTop.glibtop_cpu();
+    #usage: number = 0;
+
+    @property(Number)
+    get usage() {
+        return this.#usage;
+    }
+
+    calculateUsage() {
+        const current = new GTop.glibtop_cpu();
+        GTop.glibtop_get_cpu(current);
+
+        // Calculate the differences from the previous to current data
+        const total = current.total - this.#previous.total;
+        const idle = current.idle - this.#previous.idle;
+
+        this.#previous = current;
+
+        return total > 0 ? ((total - idle) / total) * 100 : 0;
+    }
+
+    update() {
+        this.#usage = this.calculateUsage();
+        this.notify("usage");
+    }
+
+    constructor() {
+        super();
+
+        interval(config.interval, () => this.update());
+    }
+}