[APP-1776] Refactor Live Now config, reorg files (#9871)

src/features/liveNow/utils.ts

@@ -0,0 +1,72 @@
+import {type I18n} from '@lingui/core'
+import {plural} from '@lingui/macro'
+import psl from 'psl'
+
+export function displayDuration(i18n: I18n, durationInMinutes: number) {
+  const roundedDurationInMinutes = Math.round(durationInMinutes)
+  const hours = Math.floor(roundedDurationInMinutes / 60)
+  const minutes = roundedDurationInMinutes % 60
+  const minutesString = i18n._(
+    plural(minutes, {one: '# minute', other: '# minutes'}),
+  )
+  return hours > 0
+    ? i18n._(
+        minutes > 0
+          ? plural(hours, {
+              one: `# hour ${minutesString}`,
+              other: `# hours ${minutesString}`,
+            })
+          : plural(hours, {
+              one: '# hour',
+              other: '# hours',
+            }),
+      )
+    : minutesString
+}
+
+const serviceUrlToNameMap: Record<string, string> = {
+  'twitch.tv': 'Twitch',
+  'youtube.com': 'YouTube',
+  'nba.com': 'NBA',
+  'nba.smart.link': 'nba.smart.link',
+  'espn.com': 'ESPN',
+  'stream.place': 'Streamplace',
+  'skylight.social': 'Skylight',
+  'bluecast.app': 'Bluecast',
+}
+
+export function getLiveServiceNames(domains: Set<string>) {
+  const names = Array.from(
+    new Set(
+      Array.from(domains.values())
+        .map(d => sanitizeLiveNowHost(d))
+        .map(d => serviceUrlToNameMap[d] || d),
+    ),
+  )
+  return {
+    names,
+    formatted: names.join(', '),
+  }
+}
+
+export function sanitizeLiveNowHost(hostname: string) {
+  // special case this one
+  if (hostname === 'nba.smart.link') {
+    return hostname
+  }
+  const parsed = psl.parse(hostname)
+  if (parsed.error || !parsed.listed || !parsed.domain) {
+    // fall back to dumb version
+    return hostname.replace(/^www\./, '')
+  }
+  return parsed.domain
+}
+
+/**
+ * Extracts the apex domain from a given URL, for use when matching allowed
+ * Live Now hosts.
+ */
+export function getLiveNowHost(url: string) {
+  const {hostname} = new URL(url)
+  return sanitizeLiveNowHost(hostname)
+}