82 lines
2.3 KiB
TypeScript
82 lines
2.3 KiB
TypeScript
import { defineConfig } from "vite";
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import react from "@vitejs/plugin-react";
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import path from "node:path";
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import fs from "node:fs";
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import { fileURLToPath } from "node:url";
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import type { ServerResponse } from "node:http";
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import type { Plugin } from "vite";
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import { parseMapNodes } from "./src/utils/mapNodeValidation";
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const __dirname = fileURLToPath(new URL(".", import.meta.url));
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const MAX_MAP_PAYLOAD_BYTES = 1024 * 1024;
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const JSON_HEADERS = { "Content-Type": "application/json" };
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function sendJson(
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res: ServerResponse,
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status: number,
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body: unknown,
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headers: Record<string, string> = {},
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): void {
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res
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.writeHead(status, { ...JSON_HEADERS, ...headers })
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.end(JSON.stringify(body));
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}
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const saveMapPlugin = (): Plugin => ({
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name: "save-map-api",
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configureServer(server) {
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server.middlewares.use("/api/save-map", async (req, res) => {
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if (req.method !== "POST") {
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sendJson(res, 405, { error: "Method not allowed" }, { Allow: "POST" });
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return;
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}
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const chunks: Buffer[] = [];
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let size = 0;
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for await (const chunk of req) {
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const buffer = Buffer.isBuffer(chunk) ? chunk : Buffer.from(chunk);
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size += buffer.length;
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if (size > MAX_MAP_PAYLOAD_BYTES) {
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sendJson(res, 413, { error: "Payload too large" });
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req.destroy();
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return;
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}
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chunks.push(buffer);
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}
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try {
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const data = JSON.parse(Buffer.concat(chunks).toString());
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try {
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parseMapNodes(data);
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} catch {
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sendJson(res, 400, { error: "Invalid map payload" });
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return;
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}
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const mapPath = path.resolve(__dirname, "public/map.json");
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await fs.promises.writeFile(
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mapPath,
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JSON.stringify(data, null, 2),
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"utf8",
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);
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sendJson(res, 200, { success: true });
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} catch (err) {
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const status = err instanceof SyntaxError ? 400 : 500;
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const message = err instanceof Error ? err.message : "Unknown error";
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sendJson(res, status, { error: message });
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}
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});
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},
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});
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export default defineConfig({
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plugins: [react(), saveMapPlugin()],
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resolve: {
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alias: {
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"@": fileURLToPath(new URL("./src", import.meta.url)),
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},
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},
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});
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