Backend
- api/messages.rs covers send/pop/reply/status with an externally
tagged MessageDestination enum that matches the daemon's
{ip|pk: ...} body shape; pop_message uses an inflated request
timeout to outlast the long-poll window
- api/topics.rs implements default action, topic CRUD, sources
whitelist, and forward-socket get/set/remove. POST /topics ships
the raw base64 string as the body (not JSON); path segments are
percent-encoded inline (topics contain '/' and '+')
- api/pubkey.rs resolves an overlay IPv6 to a hex public key
- poller spawns a third long-poll loop on /messages?peek=false
that fans every inbound message into a 200-deep ring buffer and
emits messages://incoming for the UI
Frontend
- messages store: live inbox via the event, persisted outbox via
tauri-plugin-store keyed under outbox.json
- ComposeMessage form: ip/pk toggle, optional UTF-8 topic and
payload that get base64-encoded with a TextEncoder-based helper
- MessageList renders printable payloads decoded; binary payloads
fall back to a "(N bytes binary)" hint
- Topics view: split layout with whitelist on the left, per-topic
sources/forward editor on the right; default-action toggle is
surfaced at the top
58 lines
1.7 KiB
TypeScript
58 lines
1.7 KiB
TypeScript
import { clsx, type ClassValue } from "clsx";
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import { twMerge } from "tailwind-merge";
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export function cn(...inputs: ClassValue[]) {
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return twMerge(clsx(inputs));
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}
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export function formatBytes(bytes: number): string {
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if (bytes === 0) return "0 B";
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const k = 1024;
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const sizes = ["B", "KiB", "MiB", "GiB", "TiB"];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return `${(bytes / Math.pow(k, i)).toFixed(i === 0 ? 0 : 2)} ${sizes[i]}`;
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}
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export function formatRate(bytesPerSec: number): string {
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return `${formatBytes(bytesPerSec)}/s`;
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}
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export function shortenIpv6(addr: string): string {
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if (addr.length <= 24) return addr;
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return `${addr.slice(0, 10)}…${addr.slice(-8)}`;
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}
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// ─── base64 helpers (UTF-8 safe) ─────────────────────────────────────────────
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export function utf8ToBase64(s: string): string {
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const bytes = new TextEncoder().encode(s);
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let bin = "";
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for (const b of bytes) bin += String.fromCharCode(b);
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return btoa(bin);
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}
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export function base64ToUtf8(b64: string): string {
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try {
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const bin = atob(b64);
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const bytes = new Uint8Array(bin.length);
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for (let i = 0; i < bin.length; i++) bytes[i] = bin.charCodeAt(i);
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return new TextDecoder("utf-8", { fatal: false }).decode(bytes);
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} catch {
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return b64;
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}
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}
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export function isPrintableUtf8(b64: string): boolean {
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try {
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const bin = atob(b64);
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for (let i = 0; i < bin.length; i++) {
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const c = bin.charCodeAt(i);
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// Reject NUL and most C0 except CR/LF/TAB.
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if (c === 0 || (c < 0x20 && c !== 9 && c !== 10 && c !== 13)) return false;
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}
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return true;
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} catch {
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return false;
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}
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}
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