50 lines
1.6 KiB
JavaScript
50 lines
1.6 KiB
JavaScript
const http = require("http");
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const fs = require("fs");
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const path = require("path");
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const PORT = process.env.PORT || 3000;
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const DATA_FILE = path.join(__dirname, "data.json");
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let cachedData = null;
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function loadData() {
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if (cachedData) return cachedData;
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try {
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const content = fs.readFileSync(DATA_FILE, "utf8");
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cachedData = JSON.parse(content);
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return cachedData;
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} catch (e) {
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console.error("Ошибка загрузки данных:", e.message);
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return [];
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}
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}
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function body(req) {
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return new Promise((resolve) => {
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let s = "";
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req.on("data", (c) => (s += c));
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req.on("end", () => { try { resolve(JSON.parse(s || "{}")); } catch (_) { resolve({}); } });
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});
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}
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http.createServer(async (req, res) => {
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if (req.method === "GET" && req.url === "/api/data") {
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const data = loadData();
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res.writeHead(200, {
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"Content-Type": "application/json; charset=utf-8",
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"Access-Control-Allow-Origin": "*"
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});
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return res.end(JSON.stringify(data));
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}
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let file = req.url === "/" ? "/index.html" : req.url.split("?")[0];
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const full = path.join(__dirname, file);
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if (full.startsWith(__dirname) && fs.existsSync(full) && fs.statSync(full).isFile()) {
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const ext = path.extname(full);
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const type = ext === ".css" ? "text/css" : ext === ".js" ? "application/javascript" : ext === ".json" ? "application/json" : "text/html";
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res.writeHead(200, { "Content-Type": type + "; charset=utf-8" });
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return res.end(fs.readFileSync(full));
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}
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res.writeHead(404); res.end("Not found");
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}).listen(PORT, () => console.log("Сервер запущен на порту " + PORT));
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