287 lines
9.7 KiB
TypeScript
287 lines
9.7 KiB
TypeScript
import express, { Request, Response } from "express";
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import { getPublicWorkouts, getPublicWorkout } from "./api";
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import { renderTemplate, getAssetTags, SeoMeta } from "./template";
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const app = express();
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const PORT = process.env.SSR_PORT || 3001;
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const BASE_URL = process.env.SSR_BASE_URL || "https://cycle-rider.ru";
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app.disable("x-powered-by");
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// --- Helpers ---
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function getAssetTagsSafe(): string {
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try {
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return getAssetTags();
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} catch {
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return '<script type="module" src="/src/main.ts"></script>';
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}
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}
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function escapeHtml(text: string): string {
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return text.replace(/</g, "<").replace(/>/g, ">");
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}
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function formatDate(iso: string): string {
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const d = new Date(iso);
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const dd = String(d.getDate()).padStart(2, "0");
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const mm = String(d.getMonth() + 1).padStart(2, "0");
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const yyyy = d.getFullYear();
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return `${dd}.${mm}.${yyyy}`;
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}
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function formatDuration(sec: number): string {
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const h = Math.floor(sec / 3600);
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const m = Math.floor((sec % 3600) / 60);
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return `${h} ч. ${m} мин.`;
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}
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function formatDistance(meters: number): string {
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return (meters / 1000).toFixed(1);
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}
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function formatSpeed(ms: number): string {
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return Math.round(ms * 3.6).toString();
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}
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function getToken(req: Request): string | null {
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const cookieHeader = req.headers.cookie;
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if (!cookieHeader) return null;
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const match = cookieHeader.match(/(?:^|;\s*)token=([^;]*)/);
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return match ? decodeURIComponent(match[1]) : null;
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}
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// --- Routes ---
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// GET / — Landing page (SEO)
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app.get("/", async (_req: Request, res: Response) => {
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const token = getToken(_req);
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if (token) {
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res.redirect(302, "/explore");
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return;
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}
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try {
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let workoutsHtml: string;
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try {
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const workouts = await getPublicWorkouts();
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const top5 = workouts.slice(0, 5);
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workoutsHtml = top5
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.map(
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(w) =>
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` <li><a href="/public/workouts/${w.id}">${escapeHtml(w.name)}</a> — ${formatDate(w.workouted_at)}, ${formatDistance(w.distantion)} км</li>`,
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)
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.join("\n");
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} catch {
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workoutsHtml = " <li>Загрузка…</li>";
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}
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const content = `
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<h1>Cycle Rider — анализ велотренировок</h1>
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<p>Платформа для анализа велотренировок: мощность, пульс, скорость, каденс. Загрузите FIT/GPX файлы и получите детальную аналитику.</p>
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<h2>Последние тренировки</h2>
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<ul>
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${workoutsHtml}
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</ul>
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<h2>Возможности</h2>
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<ul>
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<li>Нормализованная мощность (NP) и FTP</li>
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<li>Пульсовые зоны и скорость</li>
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<li>Каденс и дистанция</li>
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<li>Профиль высоты</li>
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</ul>`;
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const meta: SeoMeta = {
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title: "Cycle Rider — Анализ велотренировок: мощность, пульс, скорость",
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description:
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"Анализируй велотренировки: мощность (FTP, NP), пульс, скорость, каденс, зоны мощности. Загрузка FIT/GPX. Cycle Rider.",
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canonicalUrl: `${BASE_URL}/`,
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jsonLd: {
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"@context": "https://schema.org",
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"@type": "WebApplication",
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name: "Cycle Rider",
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description: "Платформа для анализа велотренировок",
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url: `${BASE_URL}/`,
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applicationCategory: "HealthApplication",
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operatingSystem: "Web",
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offers: {
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"@type": "Offer",
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price: "0",
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},
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},
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};
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res.send(renderTemplate({ meta, content, assetTags: getAssetTagsSafe() }));
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} catch {
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res.status(500).send("Internal Server Error");
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}
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});
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// GET /explore — Public feed
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app.get("/explore", async (_req: Request, res: Response) => {
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try {
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const workouts = await getPublicWorkouts();
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const list = workouts
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.map(
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(w) =>
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` <li>\n <a href="/public/workouts/${w.id}">${escapeHtml(w.name)}</a>\n — ${formatDate(w.workouted_at)}, ${formatDistance(w.distantion)} км, ${formatSpeed(w.speed)} км/ч, ${w.heart_rate} уд/мин\n </li>`,
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)
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.join("\n");
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const content = `
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<h1>Публичные тренировки</h1>
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<p>Лента велотренировок от сообщества.</p>
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<ul>
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${list}
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</ul>`;
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const meta: SeoMeta = {
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title: "Публичные велотренировки — Cycle Rider",
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description:
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"Лента публичных велотренировок: скорость, пульс, мощность, расстояние. Cycle Rider.",
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canonicalUrl: `${BASE_URL}/explore`,
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jsonLd: {
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"@context": "https://schema.org",
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"@type": "WebPage",
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name: "Публичные велотренировки",
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url: `${BASE_URL}/explore`,
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description:
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"Лента публичных велотренировок: скорость, пульс, мощность, расстояние.",
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},
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};
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res.send(renderTemplate({ meta, content, assetTags: getAssetTagsSafe() }));
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} catch {
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res.status(500).send("Internal Server Error");
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}
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});
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// GET /public/workouts/:id — Workout detail
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app.get("/public/workouts/:id", async (req: Request, res: Response) => {
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try {
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const detail = await getPublicWorkout(req.params.id);
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const w = detail.workout;
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const content = `
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<h1>${escapeHtml(w.name)}</h1>
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<p>${escapeHtml(w.description)}</p>
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<ul class="workout-metrics">
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<li>Дата: ${formatDate(w.workouted_at)}</li>
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<li>Расстояние: ${formatDistance(w.distantion)} км</li>
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<li>Средняя скорость: ${formatSpeed(w.speed)} км/ч</li>
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<li>Макс. скорость: ${formatSpeed(w.max_speed)} км/ч</li>
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<li>Средний пульс: ${w.heart_rate} уд/мин</li>
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<li>Макс. пульс: ${w.max_heart_rate} уд/мин</li>
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<li>Средняя мощность: ${w.power} Вт</li>
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<li>Макс. мощность: ${w.max_power} Вт</li>
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<li>Каденс: ${w.cadence} об/мин</li>
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<li>Длительность: ${formatDuration(w.duraion_sec)}</li>
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</ul>`;
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const desc =
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w.description.slice(0, 150) + (w.description.length > 150 ? "…" : "");
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const metrics = `${formatDistance(w.distantion)} км, ${formatSpeed(w.speed)} км/ч, пульс ${w.heart_rate}, мощность ${w.power} Вт`;
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const meta: SeoMeta = {
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title: `${w.name} — Cycle Rider`,
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description: `${desc} ${metrics}`,
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canonicalUrl: `${BASE_URL}/public/workouts/${w.id}`,
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jsonLd: {
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"@context": "https://schema.org",
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"@type": "SportsActivity",
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name: w.name,
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description: desc,
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url: `${BASE_URL}/public/workouts/${w.id}`,
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startDate: w.workouted_at,
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sport: "Cycling",
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},
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};
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res.send(renderTemplate({ meta, content, assetTags: getAssetTagsSafe() }));
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} catch (err: unknown) {
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// Check for 404 from API
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if (
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err &&
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typeof err === "object" &&
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"response" in err &&
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(err as { response?: { status?: number } }).response?.status === 404
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) {
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res.status(404).send("Not found");
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return;
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}
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res.status(500).send("Internal Server Error");
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}
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});
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// GET /routes — Routes page (minimal)
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app.get("/routes", async (_req: Request, res: Response) => {
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try {
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const content = `
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<h1>Конструктор маршрутов</h1>
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<p>Создайте свой велосипедный маршрут на карте. Добавляйте точки, рассчитывайте дистанцию и экспортируйте в GPX.</p>`;
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const meta: SeoMeta = {
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title: "Конструктор веломаршрутов — Cycle Rider",
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description:
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"Создайте велосипедный маршрут на карте, экспортируйте в GPX. Cycle Rider.",
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canonicalUrl: `${BASE_URL}/routes`,
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};
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res.send(renderTemplate({ meta, content, assetTags: getAssetTagsSafe() }));
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} catch {
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res.status(500).send("Internal Server Error");
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}
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});
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// GET /sitemap.xml
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app.get("/sitemap.xml", async (_req: Request, res: Response) => {
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try {
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const workouts = await getPublicWorkouts();
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const staticUrls = [
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`<url><loc>${BASE_URL}/</loc><changefreq>daily</changefreq><priority>1.0</priority></url>`,
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`<url><loc>${BASE_URL}/explore</loc><changefreq>daily</changefreq><priority>0.9</priority></url>`,
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`<url><loc>${BASE_URL}/routes</loc><changefreq>weekly</changefreq><priority>0.5</priority></url>`,
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];
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const workoutUrls = workouts.map((w) => {
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const date = new Date(w.workouted_at).toISOString().split("T")[0];
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return `<url><loc>${BASE_URL}/public/workouts/${w.id}</loc><lastmod>${date}</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>`;
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});
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const xml = `<?xml version="1.0" encoding="UTF-8"?>\n<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">\n ${[
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...staticUrls,
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...workoutUrls,
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].join("\n ")}\n</urlset>`;
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res.set("Content-Type", "application/xml; charset=utf-8");
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res.send(xml);
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} catch {
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res.status(500).send("Internal Server Error");
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}
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});
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// GET /robots.txt
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app.get("/robots.txt", (_req: Request, res: Response) => {
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const text = `User-agent: *
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Allow: /
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Disallow: /auth/
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Disallow: /workouts/
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Disallow: /preferences/
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Disallow: /admin/
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Sitemap: ${BASE_URL}/sitemap.xml
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`;
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res.set("Content-Type", "text/plain; charset=utf-8");
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res.send(text);
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});
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// Health check
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app.get("/health", (_req: Request, res: Response) => {
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res.json({ status: "ok" });
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});
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app.listen(PORT, () => {
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console.log(`SSR server listening on :${PORT}`);
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});
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