refactor
This commit is contained in:
Ren Amamiya
224
src/app/prefetch/pages/index.page.tsx
Normal file
224
src/app/prefetch/pages/index.page.tsx
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@@ -0,0 +1,224 @@
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import LumeIcon from "@icons/lume";
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import { RelayContext } from "@shared/relayProvider";
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import { READONLY_RELAYS } from "@stores/constants";
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import { dateToUnix, getHourAgo } from "@utils/date";
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import { useActiveAccount } from "@utils/hooks/useActiveAccount";
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import {
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addToBlacklist,
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countTotalNotes,
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createChat,
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createNote,
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getLastLogin,
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} from "@utils/storage";
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import { getParentID } from "@utils/transform";
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import { useCallback, useContext, useRef } from "react";
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import useSWRSubscription from "swr/subscription";
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import { navigate } from "vite-plugin-ssr/client/router";
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function isJSON(str: string) {
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try {
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JSON.parse(str);
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} catch (e) {
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return false;
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}
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return true;
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}
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let lastLogin: string;
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let totalNotes: number;
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if (typeof window !== "undefined") {
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lastLogin = await getLastLogin();
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totalNotes = await countTotalNotes();
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}
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export function Page() {
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const pool: any = useContext(RelayContext);
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const now = useRef(new Date());
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const eose = useRef(0);
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const { account, isLoading, isError } = useActiveAccount();
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const getQuery = useCallback(() => {
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const query = [];
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const follows = JSON.parse(account.follows);
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let queryNoteSince: number;
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let querySince: number;
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if (totalNotes === 0) {
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queryNoteSince = dateToUnix(getHourAgo(48, now.current));
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} else {
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if (parseInt(lastLogin) > 0) {
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queryNoteSince = parseInt(lastLogin);
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} else {
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queryNoteSince = dateToUnix(getHourAgo(48, now.current));
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}
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}
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// kind 1 (notes) query
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query.push({
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kinds: [1, 6, 1063],
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authors: follows,
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since: queryNoteSince,
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});
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// kind 4 (chats) query
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query.push({
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kinds: [4],
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"#p": [account.pubkey],
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since: querySince,
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});
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// kind 43, 43 (mute user, hide message) query
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query.push({
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authors: [account.pubkey],
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kinds: [43, 44],
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since: querySince,
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});
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return query;
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}, [account.follows]);
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useSWRSubscription(
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!isLoading && !isError && account ? "prefetch" : null,
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() => {
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const query = getQuery();
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const unsubscribe = pool.subscribe(
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query,
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READONLY_RELAYS,
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(event: any) => {
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switch (event.kind) {
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// short text note
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case 1: {
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const parentID = getParentID(event.tags, event.id);
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// insert event to local database
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createNote(
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event.id,
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account.id,
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event.pubkey,
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event.kind,
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event.tags,
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event.content,
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event.created_at,
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parentID,
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);
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break;
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}
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// chat
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case 4:
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createChat(
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event.id,
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account.pubkey,
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event.pubkey,
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event.content,
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event.created_at,
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);
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break;
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// repost
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case 6:
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createNote(
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event.id,
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account.id,
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event.pubkey,
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event.kind,
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event.tags,
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event.content,
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event.created_at,
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event.id,
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);
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break;
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// hide message (channel only)
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case 43:
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if (event.tags[0][0] === "e") {
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addToBlacklist(account.id, event.tags[0][1], 43, 1);
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}
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break;
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// mute user (channel only)
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case 44:
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if (event.tags[0][0] === "p") {
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addToBlacklist(account.id, event.tags[0][1], 44, 1);
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}
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break;
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case 1063:
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createNote(
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event.id,
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account.id,
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event.pubkey,
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event.kind,
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event.tags,
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event.content,
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event.created_at,
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"",
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);
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break;
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default:
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break;
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}
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},
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undefined,
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() => {
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eose.current += 1;
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if (eose.current === READONLY_RELAYS.length) {
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navigate("/app/space", { overwriteLastHistoryEntry: true });
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}
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},
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);
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return () => {
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unsubscribe();
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};
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},
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);
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return (
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<div className="h-screen w-screen bg-zinc-50 text-zinc-900 dark:bg-black dark:text-white">
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<div className="relative h-full overflow-hidden">
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{/* dragging area */}
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<div
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data-tauri-drag-region
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className="absolute left-0 top-0 z-20 h-16 w-full bg-transparent"
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/>
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{/* end dragging area */}
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<div className="relative flex h-full flex-col items-center justify-center">
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<div className="flex flex-col items-center gap-2">
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<LumeIcon className="h-16 w-16 text-black dark:text-white" />
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<div className="text-center">
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<h3 className="text-lg font-semibold leading-tight text-zinc-900 dark:text-white">
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Here's an interesting fact:
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</h3>
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<p className="font-medium text-zinc-300 dark:text-zinc-600">
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Bitcoin and Nostr can be used by anyone, and no one can stop
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you!
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</p>
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</div>
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</div>
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<div className="absolute bottom-16 left-1/2 -translate-x-1/2 transform">
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<svg
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className="h-5 w-5 animate-spin text-black dark:text-white"
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xmlns="http://www.w3.org/2000/svg"
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fill="none"
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viewBox="0 0 24 24"
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>
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<title id="loading">Loading</title>
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<circle
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className="opacity-25"
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cx="12"
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cy="12"
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r="10"
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stroke="currentColor"
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strokeWidth="4"
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/>
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<path
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className="opacity-75"
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fill="currentColor"
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d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
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/>
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</svg>
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</div>
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</div>
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</div>
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</div>
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);
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}
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