From ae074b7dfeb2265fcaf2ac69692362b133f4069e Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.net>
Date: Tue, 28 Apr 2026 05:32:28 -0700
Subject: refactor(airing): unify countdown formatter into shared helper

---
 src/lib/Media/Anime/Airing/format.ts | 61 ++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 src/lib/Media/Anime/Airing/format.ts

(limited to 'src/lib/Media/Anime/Airing/format.ts')

diff --git a/src/lib/Media/Anime/Airing/format.ts b/src/lib/Media/Anime/Airing/format.ts
new file mode 100644
index 00000000..5fec3cc8
--- /dev/null
+++ b/src/lib/Media/Anime/Airing/format.ts
@@ -0,0 +1,61 @@
+import settings from "$stores/settings";
+import { get } from "svelte/store";
+
+type Options = {
+	forceDays?: boolean;
+};
+
+type Result = {
+	text: string;
+	few: boolean;
+};
+
+const plural = (value: number, short: boolean, longUnit: string, shortUnit: string) =>
+	`${value}${short ? shortUnit : ` ${longUnit}`}${value === 1 || short ? "" : "s"}`;
+
+export const formatCountdown = (
+	secondsUntil: number,
+	options: Options = {},
+): Result => {
+	const short = get(settings).displayShortCountdown;
+	const minutes = Math.round(secondsUntil / 60);
+
+	if (minutes <= 60)
+		return { text: plural(minutes, short, "minute", "m"), few: true };
+
+	const hours = minutes / 60;
+
+	if (hours <= 24) {
+		const displayHours = Math.floor(minutes / 60);
+		const residualMinutes = minutes % 60;
+
+		let text = plural(displayHours, short, "hour", "h");
+
+		if (residualMinutes > 0)
+			text += `${short ? "" : " "}${plural(residualMinutes, short, "minute", "m")}`;
+
+		return { text, few: true };
+	}
+
+	const totalHours = Math.round(hours);
+	const days = Math.floor(totalHours / 24);
+	const residualHours = totalHours % 24;
+	const weeks = Math.floor(days / 7);
+	const residualDays = days % 7;
+
+	let text: string;
+
+	if (weeks >= 2 && !options.forceDays) {
+		text = plural(weeks, short, "week", "w");
+
+		if (residualDays > 0)
+			text += `${short ? "" : " "}${plural(residualDays, short, "day", "d")}`;
+	} else {
+		text = plural(days, short, "day", "d");
+	}
+
+	if (residualHours > 0)
+		text += `${short ? "" : " "}${plural(residualHours, short, "hour", "h")}`;
+
+	return { text, few: false };
+};
-- 
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