1 files changed, 150 insertions, 0 deletions
diff --git a/raveos-theme/gnome/theme-data/extensions/installed/ShutdownTimer@deminder/modules/schedule-info.js b/raveos-theme/gnome/theme-data/extensions/installed/ShutdownTimer@deminder/modules/schedule-info.js
new file mode 100644
index 0000000..394ebc8
--- /dev/null
+++ b/raveos-theme/gnome/theme-data/extensions/installed/ShutdownTimer@deminder/modules/schedule-info.js
@@ -0,0 +1,150 @@
+// SPDX-FileCopyrightText: 2023 Deminder <tremminder@gmail.com>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+import GLib from 'gi://GLib';
+import { gettext as _, ngettext as _n, pgettext as C_ } from './translation.js';
+import { mapLegacyAction, untilText } from '../dbus-service/action.js';
+
+export class ScheduleInfo {
+  constructor({ mode = '?', deadline = -1, external = false }) {
+    this._v = { mode: mapLegacyAction(mode), deadline, external };
+  }
+
+  copy(vals) {
+    return new ScheduleInfo({ ...this._v, ...vals });
+  }
+
+  get deadline() {
+    return this._v.deadline;
+  }
+
+  get external() {
+    return this._v.external;
+  }
+
+  get mode() {
+    return this._v.mode;
+  }
+
+  get scheduled() {
+    return this.deadline > -1;
+  }
+
+  get secondsLeft() {
+    return this.deadline - GLib.DateTime.new_now_utc().to_unix();
+  }
+
+  get minutes() {
+    return Math.floor(this.secondsLeft / 60);
+  }
+
+  get label() {
+    let label = '';
+    if (this.scheduled) {
+      label = _('{durationString} until {untiltext}')
+        .replace('{durationString}', durationString(this.secondsLeft))
+        .replace('{untiltext}', untilText(this.mode));
+      if (this.external) {
+        label = _('{label} (sys)').replace('{label}', label);
+      }
+    }
+    return label;
+  }
+
+  get absoluteTimeString() {
+    return GLib.DateTime.new_from_unix_utc(this.deadline)
+      .to_local()
+      .format(C_('absolute schedule notation', '%a, %T'));
+  }
+
+  isMoreUrgendThan(otherInfo) {
+    return (
+      !otherInfo.scheduled ||
+      (this.scheduled &&
+        // external deadline is instant, internal deadline has 1 min slack time
+        (this.external ? this.deadline : this.deadline + 58) <
+          otherInfo.deadline)
+    );
+  }
+}
+
+export function getShutdownScheduleFromSettings(settings) {
+  return new ScheduleInfo({
+    mode: settings.get_string('shutdown-mode-value'),
+    deadline: settings.get_int('shutdown-timestamp-value'),
+  });
+}
+
+export function getSliderMinutesFromSettings(settings, prefix) {
+  const sliderValue = settings.get_double(`${prefix}-slider-value`) / 100.0;
+  const rampUp = settings.get_double(`nonlinear-${prefix}-slider-value`);
+  const ramp = x => Math.expm1(rampUp * x) / Math.expm1(rampUp);
+  let minutes = Math.floor(
+    (rampUp === 0 ? sliderValue : ramp(sliderValue)) *
+      settings.get_int(`${prefix}-max-timer-value`)
+  );
+
+  const refstr = settings.get_string(`${prefix}-ref-timer-value`);
+  // default: 'now'
+  const MS = 1000 * 60;
+  if (refstr.includes(':')) {
+    const mh = refstr
+      .split(':')
+      .map(s => Number.parseInt(s))
+      .filter(n => !Number.isNaN(n) && n >= 0);
+    if (mh.length >= 2) {
+      const d = new Date();
+      const nowTime = d.getTime();
+      d.setHours(mh[0]);
+      d.setMinutes(mh[1]);
+
+      if (d.getTime() + MS * minutes < nowTime) {
+        d.setDate(d.getDate() + 1);
+      }
+      minutes += Math.floor(new Date(d.getTime() - nowTime).getTime() / MS);
+    }
+  } else if (prefix !== 'shutdown' && refstr === 'shutdown') {
+    minutes += getSliderMinutesFromSettings(settings, 'shutdown');
+  }
+  return minutes;
+}
+
+/**
+ * A short duration string showing >=3 hours, >=1 mins, or secs.
+ *
+ * @param {number} seconds duration in seconds
+ */
+export function durationString(seconds) {
+  const sign = Math.sign(seconds);
+  const absSec = Math.floor(Math.abs(seconds));
+  const minutes = Math.floor(absSec / 60);
+  const hours = Math.floor(minutes / 60);
+  if (hours >= 3) {
+    return _n('%s hour', '%s hours', hours).format(sign * hours);
+  } else if (minutes === 0) {
+    return _n('%s sec', '%s secs', absSec).format(
+      sign * (absSec > 5 ? 10 * Math.ceil(absSec / 10) : absSec)
+    );
+  }
+  return _n('%s min', '%s mins', minutes).format(sign * minutes);
+}
+
+/**
+ *
+ * @param minutes
+ * @param hrFmt
+ * @param minFmt
+ */
+export function longDurationString(minutes, hrFmt, minFmt) {
+  const hours = Math.floor(minutes / 60);
+  const residualMinutes = minutes % 60;
+  let parts = [minFmt(residualMinutes).format(residualMinutes)];
+  if (hours) {
+    parts = [hrFmt(hours).format(hours)].concat(parts);
+  }
+  return parts.join(' ');
+}
+
+export function absoluteTimeString(minutes, timeFmt) {
+  return GLib.DateTime.new_now_local().add_minutes(minutes).format(timeFmt);
+}