new battery bars!!!

2026-09-16 17:40:46 -04:00 · 2026-02-11 17:05:30 -05:00
parent dcf7208c08
commit 1e1a6b6b01
11 changed files with 448 additions and 241 deletions
@@ -0,0 +1,65 @@
+export const WARN_DISPLAY_PERCENT = 10;
+
+export function buildBatteryVisual({ batteryState = null, charge = null, config = null }) {
+  const percentDisplayFromState =
+    batteryState?.percentDisplay != null && Number.isFinite(batteryState.percentDisplay)
+      ? Math.round(batteryState.percentDisplay)
+      : null;
+  const warnActiveFromState = batteryState?.warnActive ?? null;
+  const urgentActiveFromState = batteryState?.urgentActive ?? null;
+
+  const full = config?.Full ?? null;
+  const warn = config?.Warn ?? null;
+  const urgent = config?.Urgent ?? null;
+  const chargeValue = charge ?? batteryState?.charge ?? null;
+
+  let percentDisplay = percentDisplayFromState;
+  if (percentDisplay == null) {
+    percentDisplay = computeDisplayPercent({ charge: chargeValue, full, warn, urgent });
+  }
+  if (percentDisplay == null) {
+    return { available: false };
+  }
+
+  const percent = Math.max(0, Math.min(1, percentDisplay / 100));
+  const warnActive =
+    warnActiveFromState != null
+      ? warnActiveFromState
+      : Boolean(warn != null && chargeValue != null && chargeValue <= warn);
+  const urgentActive =
+    urgentActiveFromState != null
+      ? urgentActiveFromState
+      : Boolean(urgent != null && chargeValue != null && chargeValue <= urgent);
+
+  return {
+    available: true,
+    percent,
+    percentDisplay,
+    warnActive,
+    urgentActive,
+    warnDisplayPercent: WARN_DISPLAY_PERCENT,
+  };
+}
+
+function computeDisplayPercent({ charge, full, warn, urgent }) {
+  if (
+    charge != null &&
+    full != null &&
+    warn != null &&
+    urgent != null &&
+    full > warn &&
+    warn > urgent
+  ) {
+    const warnOffset = WARN_DISPLAY_PERCENT / 100;
+    const upperSpan = 1 - warnOffset;
+    if (charge <= urgent) return 0;
+    if (charge <= warn) {
+      const t = (charge - urgent) / (warn - urgent);
+      return Math.round(Math.max(0, Math.min(1, t)) * WARN_DISPLAY_PERCENT);
+    }
+    if (charge >= full) return 100;
+    const t = (charge - warn) / (full - warn);
+    return Math.round((warnOffset + Math.max(0, Math.min(1, t)) * upperSpan) * 100);
+  }
+  return null;
+}