feat: add Polymarket

Author: heqi201255

lib/routes/polymarket/markets.ts

@@ -0,0 +1,159 @@
+import { load } from 'cheerio';
+
+import type { Route } from '@/types';
+import ofetch from '@/utils/ofetch';
+import { parseDate } from '@/utils/parse-date';
+
+export const route: Route = {
+    path: '/:category?',
+    categories: ['finance'],
+    example: '/polymarket/trending',
+    parameters: {
+        category: {
+            description: 'Category slug, e.g. trending, breaking, politics, geopolitics, crypto, finance, iran, economy, tech, sports, culture',
+            default: 'trending',
+        },
+    },
+    features: {
+        requireConfig: false,
+        requirePuppeteer: false,
+        antiCrawler: false,
+        supportBT: false,
+        supportPodcast: false,
+        supportScihub: false,
+    },
+    radar: [
+        {
+            source: ['polymarket.com', 'polymarket.com/:category'],
+            target: '/:category',
+        },
+    ],
+    name: 'Markets',
+    url: 'polymarket.com',
+    maintainers: ['heki'],
+    handler,
+};
+
+// Helper function to find query with events data
+function findEventsQuery(queries, category) {
+    for (const query of queries) {
+        const queryKey = query?.queryKey || [];
+        const data = query?.state?.data;
+
+        // Check if this query has pages with events
+        if (data?.pages?.[0]?.events?.length > 0) {
+            // For category pages, check if queryKey matches the category
+            if (category === 'trending') {
+                return data.pages;
+            }
+            const keyStr = JSON.stringify(queryKey);
+            if (keyStr.includes(category) || keyStr.includes('markets')) {
+                return data.pages;
+            }
+        }
+    }
+    return null;
+}
+
+async function handler(ctx) {
+    const category = ctx.req.param('category') || 'trending';
+    const baseUrl = 'https://polymarket.com';
+
+    let url: string;
+    if (category === 'breaking') {
+        url = `${baseUrl}/breaking`;
+    } else if (category === 'trending') {
+        url = baseUrl;
+    } else {
+        url = `${baseUrl}/${category}`;
+    }
+
+    const response = await ofetch(url, {
+        headers: {
+            Accept: 'text/html',
+        },
+    });
+
+    const $ = load(response);
+    const nextDataScript = $('script#__NEXT_DATA__').html();
+
+    if (!nextDataScript) {
+        throw new Error('Failed to find __NEXT_DATA__');
+    }
+
+    const nextData = JSON.parse(nextDataScript);
+    const queries = nextData.props.pageProps.dehydratedState.queries;
+
+    let items: any[];
+
+    if (category === 'breaking') {
+        // Breaking page: find query with markets array
+        let markets: any[] = [];
+        for (const query of queries) {
+            if (query?.state?.data?.markets?.length > 0) {
+                markets = query.state.data.markets;
+                break;
+            }
+        }
+
+        items = markets.map((market) => {
+            const outcomes = market.outcomePrices ? market.outcomePrices.map((price, i) => `Option ${i + 1}: ${(Number(price) * 100).toFixed(1)}%`).join(' | ') : '';
+
+            return {
+                title: market.question,
+                description: `
+                    <p><strong>Odds:</strong> ${outcomes}</p>
+                    <p><strong>24h Change:</strong> ${market.oneDayPriceChange ? (market.oneDayPriceChange * 100).toFixed(1) + '%' : 'N/A'}</p>
+                    ${market.image ? `<img src="${market.image}" alt="${market.question}" style="max-width: 100%;">` : ''}
+                `,
+                link: `${baseUrl}/event/${market.slug}`,
+                pubDate: parseDate(market.events?.[0]?.startDate || market.updatedAt),
+            };
+        });
+    } else {
+        // Trending or category pages: find events array
+        const pages = findEventsQuery(queries, category);
+
+        if (!pages) {
+            throw new Error('No events found for this category');
+        }
+
+        const events = pages[0]?.events || [];
+
+        items = events.map((event) => {
+            // Build description from markets
+            const marketsHtml =
+                event.markets
+                    ?.slice(0, 3)
+                    .map((market) => {
+                        const outcomes = market.outcomes || [];
+                        const prices = market.outcomePrices || [];
+                        const oddsDisplay = outcomes.map((o, i) => `${o}: ${(Number(prices[i]) * 100).toFixed(1)}%`).join(' | ');
+                        return `<li><strong>${market.question}</strong><br>${oddsDisplay}</li>`;
+                    })
+                    .join('') || '';
+
+            return {
+                title: event.title,
+                description: `
+                    ${event.description ? `<p>${event.description}</p>` : ''}
+                    <p><strong>Volume:</strong> $${Number(event.volume || 0).toLocaleString()}</p>
+                    ${event.live ? '<p>🔴 <strong>LIVE</strong></p>' : ''}
+                    ${marketsHtml ? `<h4>Markets:</h4><ul>${marketsHtml}</ul>` : ''}
+                    ${event.image ? `<img src="${event.image}" alt="${event.title}" style="max-width: 100%;">` : ''}
+                `,
+                link: `${baseUrl}/event/${event.slug}`,
+                pubDate: parseDate(event.startDate || event.createdAt),
+                category: event.tags?.map((t) => t.label || t) || [],
+            };
+        });
+    }
+
+    const categoryName = category.charAt(0).toUpperCase() + category.slice(1);
+
+    return {
+        title: `Polymarket - ${categoryName}`,
+        link: url,
+        item: items,
+    };
+}

lib/routes/polymarket/namespace.ts

@@ -0,0 +1,8 @@
+import type { Namespace } from '@/types';
+
+export const namespace: Namespace = {
+    name: 'Polymarket',
+    url: 'polymarket.com',
+    description: `Polymarket is a prediction market platform where you can bet on real-world events.`,
+    lang: 'en',
+};