feat: disable SSR

composables/servers.ts

@@ -0,0 +1,41 @@
+import type { ServerInfo } from '~/types'
+
+const ServerInfoTTL = 60 * 60 * 1000 * 12 // 12 hour
+
+const serverInfoPromise = new Map<string, Promise<ServerInfo>>()
+const serverInfos = useLocalStorage<Record<string, ServerInfo>>('nuxtodon-server-info', {})
+
+async function _fetchServerInfo(server: string) {
+  if (!serverInfos.value[server]) {
+    // @ts-expect-error init
+    serverInfos.value[server] = {
+      timeUpdated: 0,
+      server,
+    }
+  }
+  if (serverInfos.value[server].timeUpdated + ServerInfoTTL < Date.now()) {
+    await Promise.allSettled([
+      masto.instances.fetch().then((r) => {
+        Object.assign(serverInfos.value[server], r)
+      }),
+      masto.customEmojis.fetchAll().then((r) => {
+        serverInfos.value[server].customEmojis = Object.fromEntries(r.map(i => [i.shortcode, i]))
+      }),
+    ])
+  }
+  return serverInfos.value[server]
+}
+
+export function fetchServerInfo(server: string) {
+  if (!serverInfoPromise.has(server))
+    serverInfoPromise.set(server, _fetchServerInfo(server))
+  return serverInfoPromise.get(server)!
+}
+
+export function useServerInfo(server: string) {
+  const info = ref<ServerInfo | undefined>()
+  fetchServerInfo(server).then((r) => {
+    info.value = r
+  })
+  return info
+}