Files
cannaiq/backend/dist/routes/scraper-monitor.js
2025-11-28 19:45:44 -07:00

131 lines
4.2 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.activeScrapers = void 0;
exports.registerScraper = registerScraper;
exports.updateScraperStats = updateScraperStats;
exports.completeScraper = completeScraper;
const express_1 = require("express");
const middleware_1 = require("../auth/middleware");
const migrate_1 = require("../db/migrate");
const router = (0, express_1.Router)();
router.use(middleware_1.authMiddleware);
exports.activeScrapers = new Map();
// Get all active scrapers
router.get('/active', async (req, res) => {
try {
const scrapers = Array.from(exports.activeScrapers.values()).map(scraper => ({
...scraper,
duration: Date.now() - scraper.startTime.getTime(),
isStale: Date.now() - scraper.lastUpdate.getTime() > 60000 // 1 minute
}));
res.json({ scrapers });
}
catch (error) {
console.error('Error fetching active scrapers:', error);
res.status(500).json({ error: 'Failed to fetch active scrapers' });
}
});
// Get scraper by ID
router.get('/active/:id', async (req, res) => {
try {
const { id } = req.params;
const scraper = exports.activeScrapers.get(id);
if (!scraper) {
return res.status(404).json({ error: 'Scraper not found' });
}
res.json({
scraper: {
...scraper,
duration: Date.now() - scraper.startTime.getTime(),
isStale: Date.now() - scraper.lastUpdate.getTime() > 60000
}
});
}
catch (error) {
console.error('Error fetching scraper:', error);
res.status(500).json({ error: 'Failed to fetch scraper' });
}
});
// Get scraper history (last 50 completed scrapes)
router.get('/history', async (req, res) => {
try {
const { limit = 50, store_id } = req.query;
let query = `
SELECT
s.id as store_id,
s.name as store_name,
c.id as category_id,
c.name as category_name,
c.last_scraped_at,
(
SELECT COUNT(*)
FROM products p
WHERE p.store_id = s.id
AND p.category_id = c.id
) as product_count
FROM stores s
LEFT JOIN categories c ON c.store_id = s.id
WHERE c.last_scraped_at IS NOT NULL
`;
const params = [];
let paramCount = 1;
if (store_id) {
query += ` AND s.id = $${paramCount}`;
params.push(store_id);
paramCount++;
}
query += ` ORDER BY c.last_scraped_at DESC LIMIT $${paramCount}`;
params.push(limit);
const result = await migrate_1.pool.query(query, params);
res.json({ history: result.rows });
}
catch (error) {
console.error('Error fetching scraper history:', error);
res.status(500).json({ error: 'Failed to fetch scraper history' });
}
});
// Helper function to register a scraper
function registerScraper(id, storeId, storeName, categoryId, categoryName) {
exports.activeScrapers.set(id, {
id,
storeId,
storeName,
categoryId,
categoryName,
startTime: new Date(),
lastUpdate: new Date(),
status: 'running',
stats: {
requestsTotal: 0,
requestsSuccess: 0,
itemsSaved: 0,
itemsDropped: 0,
errorsCount: 0
}
});
}
// Helper function to update scraper stats
function updateScraperStats(id, stats, currentActivity) {
const scraper = exports.activeScrapers.get(id);
if (scraper) {
scraper.stats = { ...scraper.stats, ...stats };
scraper.lastUpdate = new Date();
if (currentActivity) {
scraper.currentActivity = currentActivity;
}
}
}
// Helper function to mark scraper as completed
function completeScraper(id, error) {
const scraper = exports.activeScrapers.get(id);
if (scraper) {
scraper.status = error ? 'error' : 'completed';
scraper.lastUpdate = new Date();
// Remove after 5 minutes
setTimeout(() => {
exports.activeScrapers.delete(id);
}, 5 * 60 * 1000);
}
}
exports.default = router;