park

src/lib/supporter/config.ts

@@ -0,0 +1,86 @@
+import * as m from '$lib/paraglide/messages';
+
+/**
+ * Supporter configuration.
+ *
+ * The frontend stays fully static and open source; the only server piece is the
+ * tiny `drizzli-paywall` verify API (a separate, self-hosted repo). Point the
+ * build at your deployment with the `VITE_SUPPORTER_*` env vars (e.g. in a
+ * `.env` file), otherwise the sensible drizz.li defaults are used. The
+ * pre-rename `VITE_PAYWALL_*` names still work.
+ */
+
+const env = import.meta.env as Record<string, string | undefined>;
+
+const stripTrailingSlash = (url: string): string => url.replace(/\/+$/, '');
+
+/**
+ * Master switch for the supporter features. While this is `false` everything
+ * supporter-related is parked: the nav entry points are hidden, no key is
+ * verified, and every gated page renders as if the visitor were a supporter.
+ * The logic stays in place — set `VITE_SUPPORTER_ENABLED=true` (or default this
+ * to `true`) to bring it back.
+ */
+export const SUPPORTER_ENABLED = env.VITE_SUPPORTER_ENABLED === 'true';
+
+/** Base URL of the self-hosted verify API (drizzli-paywall). */
+export const SUPPORTER_API_BASE = stripTrailingSlash(
+	env.VITE_SUPPORTER_API_BASE ?? env.VITE_PAYWALL_API_BASE ?? 'https://support.drizz.li'
+);
+
+/** Where prospective supporters go to sign up (the verify API's signup form). */
+export const SIGNUP_URL =
+	env.VITE_SUPPORTER_SIGNUP_URL ?? env.VITE_PAYWALL_SIGNUP_URL ?? `${SUPPORTER_API_BASE}/`;
+
+// ─── Location-based pricing ──────────────────────────────────────────────────
+// The signup form charges 3 in the visitor's currency (EUR / USD / CHF), picked
+// from their location. Mirror that here so the supporter copy matches. Detection
+// is timezone/locale based (no network geo lookup) and guarded for SSR.
+
+const CURRENCY_SYMBOL: Record<string, string> = { EUR: '€', USD: '$', CHF: 'CHF' };
+const US_ZONES =
+	/^America\/(New_York|Detroit|Chicago|Denver|Boise|Phoenix|Los_Angeles|Anchorage|Adak|Juneau|Sitka|Nome|Yakutat|Menominee|Indiana|Kentucky|North_Dakota)/;
+
+export type SupporterCurrency = 'EUR' | 'USD' | 'CHF';
+
+export function detectCurrency(): SupporterCurrency {
+	if (typeof Intl === 'undefined') return 'EUR';
+	let tz = '';
+	try {
+		tz = Intl.DateTimeFormat().resolvedOptions().timeZone || '';
+	} catch {
+		/* ignore */
+	}
+	if (/Zurich|Vaduz/.test(tz)) return 'CHF';
+	let region = '';
+	try {
+		if (typeof navigator !== 'undefined') {
+			region = new Intl.Locale(navigator.language).maximize().region || '';
+		}
+	} catch {
+		/* ignore */
+	}
+	if (region === 'CH') return 'CHF';
+	if (region === 'US' || US_ZONES.test(tz)) return 'USD';
+	return 'EUR';
+}
+
+/** Display price for the locked panel, e.g. "€3 / month" or "CHF 3 / Monat". */
+export function getSupporterPrice(): string {
+	// VITE_PREMIUM_PRICE is the pre-rename name, still honoured so an existing
+	// deployment's .env keeps working.
+	const configured = env.VITE_SUPPORTER_PRICE ?? env.VITE_PREMIUM_PRICE;
+	if (configured) return configured;
+	const currency = detectCurrency();
+	const symbol = CURRENCY_SYMBOL[currency];
+	const amount = currency === 'CHF' ? `${symbol} 3` : `${symbol}3`;
+	return m.supporter_price_per_month({ amount });
+}
+
+/** Short, human list of what supporting unlocks (shown on the locked panel).
+ * A function, not a constant: the copy has to follow the active locale. */
+export const SUPPORTER_PERKS = (): string[] => [
+	m.supporter_perk_historical(),
+	m.supporter_perk_seasonal(),
+	m.supporter_perk_future()
+];