qs: large sweep of dead code removals

quickshell/Common/Format.js

@@ -0,0 +1,72 @@
+.pragma library
+
+function formatRate(bytesPerSec, gbDecimals) {
+    if (bytesPerSec < 1024)
+        return bytesPerSec.toFixed(0) + " B/s";
+    if (bytesPerSec < 1024 * 1024)
+        return (bytesPerSec / 1024).toFixed(1) + " KB/s";
+    if (bytesPerSec < 1024 * 1024 * 1024)
+        return (bytesPerSec / (1024 * 1024)).toFixed(1) + " MB/s";
+    return (bytesPerSec / (1024 * 1024 * 1024)).toFixed(gbDecimals ?? 2) + " GB/s";
+}
+
+function formatBytes(bytes) {
+    if (bytes < 1024)
+        return bytes.toFixed(0) + "B";
+    if (bytes < 1024 * 1024)
+        return (bytes / 1024).toFixed(0) + "K";
+    if (bytes < 1024 * 1024 * 1024)
+        return (bytes / (1024 * 1024)).toFixed(1) + "M";
+    return (bytes / (1024 * 1024 * 1024)).toFixed(1) + "G";
+}
+
+function formatIsoTime(isoString) {
+    if (!isoString)
+        return "";
+    try {
+        const date = new Date(isoString);
+        if (isNaN(date.getTime()))
+            return "";
+        return date.toLocaleTimeString(Qt.locale(), "HH:mm");
+    } catch (e) {
+        return "";
+    }
+}
+
+function formatRemaining(ms, zeroText, minText, hText, hmText) {
+    if (ms <= 0)
+        return zeroText;
+    const totalMinutes = Math.ceil(ms / 60000);
+    if (totalMinutes < 60)
+        return minText.arg(totalMinutes);
+    const hours = Math.floor(totalMinutes / 60);
+    const mins = totalMinutes - hours * 60;
+    if (mins === 0)
+        return hText.arg(hours);
+    return hmText.arg(hours).arg(mins);
+}
+
+function pad2(n) {
+    return n < 10 ? "0" + n : "" + n;
+}
+
+function formatUntil(ts, use24h) {
+    if (!ts)
+        return "";
+    const d = new Date(ts);
+    const hours = d.getHours();
+    const minutes = d.getMinutes();
+    if (use24h)
+        return pad2(hours) + ":" + pad2(minutes);
+    const suffix = hours >= 12 ? "PM" : "AM";
+    const h12 = ((hours + 11) % 12) + 1;
+    return h12 + ":" + pad2(minutes) + " " + suffix;
+}
+
+function addToHistory(arr, val, max) {
+    const newArr = arr.slice();
+    newArr.push(val);
+    if (newArr.length > max)
+        newArr.shift();
+    return newArr;
+}