67 lines
2.0 KiB
TypeScript
67 lines
2.0 KiB
TypeScript
import { Router } from "express";
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import { z } from "zod";
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import { requireAuth } from "../auth/middleware.js";
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import { ChatStore } from "./store.js";
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import { config } from "../config.js";
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import { isPubkeyAllowed } from "../nostr/allowlist.js";
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import { forbidden } from "../errors.js";
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const chat = new ChatStore(config.chatStorePath);
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export const chatRouter = Router();
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const MessageBody = z.object({
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content: z.string().trim().min(1).max(12000),
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replyToId: z.string().max(128).optional(),
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replyToPubkey: z.string().max(128).optional(),
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});
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const ReactionBody = z.object({
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messageId: z.string().min(1).max(128),
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content: z.string().trim().min(1).max(12000),
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});
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const KeyWrapBody = z.object({
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wraps: z.array(z.object({
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recipientPubkey: z.string().regex(/^[0-9a-f]{64}$/),
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ciphertext: z.string().trim().min(1).max(12000),
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})).min(1).max(10),
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});
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chatRouter.use(requireAuth);
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chatRouter.get("/", (_req, res) => {
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res.json(chat.list());
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});
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chatRouter.post("/messages", (req, res) => {
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const body = MessageBody.parse(req.body);
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const message = chat.addMessage({
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pubkey: req.session!.pubkey,
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content: body.content,
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...(body.replyToId ? { replyToId: body.replyToId } : {}),
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...(body.replyToPubkey ? { replyToPubkey: body.replyToPubkey } : {}),
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});
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res.status(201).json(message);
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});
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chatRouter.post("/reactions", (req, res) => {
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const body = ReactionBody.parse(req.body);
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const reaction = chat.addReaction({
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pubkey: req.session!.pubkey,
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messageId: body.messageId,
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content: body.content,
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});
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res.status(201).json(reaction);
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});
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chatRouter.post("/key-wraps", (req, res) => {
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const body = KeyWrapBody.parse(req.body);
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if (body.wraps.some(w => !isPubkeyAllowed(w.recipientPubkey))) throw forbidden();
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if (new Set(body.wraps.map(w => w.recipientPubkey)).size !== body.wraps.length) {
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throw forbidden("duplicate_recipients");
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}
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const wraps = chat.shareKey(req.session!.pubkey, body.wraps);
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res.status(201).json({ wraps });
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});
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