feature/23-voice-room/poc (#93)

Add voice rooms

Co-authored-by: Matt Lorentz <mplorentz@noreply.coracle.social>
Co-committed-by: Matt Lorentz <mplorentz@noreply.coracle.social>

src/lib/components/SecondaryNavItem.svelte

@@ -34,7 +34,7 @@
     {href}
     {...restProps}
     data-sveltekit-replacestate={replaceState}
-    class="{restProps.class} relative flex items-center gap-3 text-left transition-all hover:bg-base-100 hover:text-base-content"
+    class="{restProps.class} relative flex flex-shrink-0 items-center gap-3 text-left transition-all hover:bg-base-100 hover:text-base-content"
     class:text-base-content={active}
     class:bg-base-100={active}>
     {@render children?.()}
@@ -45,7 +45,7 @@
 {:else}
   <button
     {...restProps}
-    class="{restProps.class} relative flex w-full items-center gap-3 text-left transition-all hover:bg-base-100 hover:text-base-content"
+    class="{restProps.class} relative flex flex-shrink-0 w-full items-center gap-3 text-left transition-all hover:bg-base-100 hover:text-base-content"
     class:text-base-content={active}
     class:bg-base-100={active}>
     {#if notification}

src/lib/livekit.ts

@@ -0,0 +1,23 @@
+const toHttpUrl = (url: string) =>
+  url
+    .replace(/^wss:\/\//, "https://")
+    .replace(/^ws:\/\//, "http://")
+    .replace(/\/$/, "")
+
+const livekitEndpoint = (url: string, groupId?: string) => {
+  const base = `${toHttpUrl(url)}/.well-known/nip29/livekit`
+  return groupId ? `${base}/${groupId}` : base
+}
+
+export const checkRelayHasLivekit = async (url: string): Promise<boolean> => {
+  const endpoint = livekitEndpoint(url)
+
+  try {
+    const response = await fetch(endpoint)
+    return response.status === 204
+  } catch {
+    return false
+  }
+}
+
+export const getLivekitEndpoint = (url: string, groupId: string) => livekitEndpoint(url, groupId)

src/lib/util.ts

@@ -19,6 +19,36 @@ export const ucFirst = (s: string) => s.slice(0, 1).toUpperCase() + s.slice(1)
 
 export const errorMessage = (err: unknown) => String(err).replace(/^.*Error: /, "")
 
+export class AbortError extends Error {
+  constructor() {
+    super("Aborted")
+    this.name = "AbortError"
+  }
+}
+
+export class TimeoutError extends Error {
+  constructor(message = "Timed out") {
+    super(message)
+    this.name = "TimeoutError"
+  }
+}
+
+/** Returns a promise that rejects with AbortError when signal aborts. Use with Promise.race. */
+export const whenAborted = (signal?: AbortSignal) => {
+  if (!signal) return new Promise<never>(() => {})
+
+  return new Promise<never>((_, reject) => {
+    const onAborted = () => reject(new AbortError())
+    if (signal.aborted) onAborted()
+    else signal.addEventListener("abort", onAborted, {once: true})
+  })
+}
+
+/** Returns a promise that rejects with TimeoutError after ms. Use with Promise.race. */
+export const whenTimeout = (ms: number, opts: {message?: string} = {}) => {
+  return new Promise<never>((_, reject) => setTimeout(() => reject(new TimeoutError()), ms))
+}
+
 export const buildUrl = (base: string | URL, ...pathname: string[]) => {
   const url = new URL(base)