wip

services/SystemUsage.qml

@@ -0,0 +1,173 @@
+pragma Singleton
+
+import Quickshell
+import Quickshell.Io
+import QtQuick
+
+Singleton {
+    id: root
+
+    property real cpuPerc
+    property real cpuTemp
+    property real gpuPerc
+    property real gpuTemp
+    property int memUsed
+    property int memTotal
+    readonly property real memPerc: memTotal > 0 ? memUsed / memTotal : 0
+    property int storageUsed
+    property int storageTotal
+    property real storagePerc: storageTotal > 0 ? storageUsed / storageTotal : 0
+
+    property int lastCpuIdle
+    property int lastCpuTotal
+
+    function formatKib(kib: int): var {
+        const mib = 1024;
+        const gib = 1024 ** 2;
+        const tib = 1024 ** 3;
+
+        if (kib >= tib)
+            return {
+                value: kib / tib,
+                unit: "TiB"
+            };
+        if (kib >= gib)
+            return {
+                value: kib / gib,
+                unit: "GiB"
+            };
+        if (kib >= mib)
+            return {
+                value: kib / mib,
+                unit: "MiB"
+            };
+        return {
+            value: kib,
+            unit: "KiB"
+        };
+    }
+
+    Timer {
+        running: true
+        interval: 3000
+        repeat: true
+        onTriggered: {
+            stat.reload();
+            meminfo.reload();
+            storage.running = true;
+            cpuTemp.running = true;
+            gpuUsage.running = true;
+            gpuTemp.running = true;
+        }
+    }
+
+    FileView {
+        id: stat
+
+        path: "/proc/stat"
+        onLoaded: {
+            const data = text().match(/^cpu\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)/);
+            if (data) {
+                const stats = data.slice(1).map(n => parseInt(n, 10));
+                const total = stats.reduce((a, b) => a + b, 0);
+                const idle = stats[3];
+
+                const totalDiff = total - root.lastCpuTotal;
+                const idleDiff = idle - root.lastCpuIdle;
+                root.cpuPerc = totalDiff > 0 ? (1 - idleDiff / totalDiff) : 0;
+
+                root.lastCpuTotal = total;
+                root.lastCpuIdle = idle;
+            }
+        }
+    }
+
+    FileView {
+        id: meminfo
+
+        path: "/proc/meminfo"
+        onLoaded: {
+            const data = text();
+            root.memTotal = parseInt(data.match(/MemTotal: *(\d+)/)[1], 10) || 1;
+            root.memUsed = (root.memTotal - parseInt(data.match(/MemAvailable: *(\d+)/)[1], 10)) || 0;
+        }
+    }
+
+    Process {
+        id: storage
+
+        running: true
+        command: ["sh", "-c", "df | grep '^/dev/' | awk '{print $3, $4}'"]
+        stdout: SplitParser {
+            splitMarker: ""
+            onRead: data => {
+                let used = 0;
+                let avail = 0;
+                for (const line of data.trim().split("\n")) {
+                    const [u, a] = line.split(" ");
+                    used += parseInt(u, 10);
+                    avail += parseInt(a, 10);
+                }
+                root.storageUsed = used;
+                root.storageTotal = used + avail;
+            }
+        }
+    }
+
+    Process {
+        id: cpuTemp
+
+        running: true
+        command: ["fish", "-c", "cat /sys/class/thermal/thermal_zone*/temp | string join ' '"]
+        stdout: SplitParser {
+            onRead: data => {
+                const temps = data.trim().split(" ");
+                const sum = temps.reduce((acc, d) => acc + parseInt(d, 10), 0);
+                root.cpuTemp = sum / temps.length / 1000;
+            }
+        }
+    }
+
+    Process {
+        id: gpuUsage
+
+        running: true
+        command: ["sh", "-c", "cat /sys/class/drm/card*/device/gpu_busy_percent"]
+        stdout: SplitParser {
+            splitMarker: ""
+            onRead: data => {
+                const percs = data.trim().split("\n");
+                const sum = percs.reduce((acc, d) => acc + parseInt(d, 10), 0);
+                root.gpuPerc = sum / percs.length / 100;
+            }
+        }
+    }
+
+    Process {
+        id: gpuTemp
+
+        running: true
+        command: ["sh", "-c", "sensors | jq -nRc '[inputs]'"]
+        stdout: SplitParser {
+            onRead: data => {
+                let eligible = false;
+                let sum = 0;
+                let count = 0;
+                for (const line of JSON.parse(data)) {
+                    if (line === "Adapter: PCI adapter")
+                        eligible = true;
+                    else if (line === "")
+                        eligible = false;
+                    else if (eligible) {
+                        const match = line.match(/^(temp[0-9]+|GPU core|edge)+:\s+\+([0-9]+\.[0-9]+)°C/);
+                        if (match) {
+                            sum += parseFloat(match[2]);
+                            count++;
+                        }
+                    }
+                }
+                root.gpuTemp = count > 0 ? sum / count : 0;
+            }
+        }
+    }
+}