90 lines
2.6 KiB
JavaScript
90 lines
2.6 KiB
JavaScript
import mongoose from "mongoose";
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import dotenv from "dotenv";
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import { connectDB } from "../server/utils/mongoose.js";
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import Event from "../server/models/event.js";
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dotenv.config();
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function generateSlug(title, startDate) {
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const titleSlug = title
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.toLowerCase()
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.replace(/[^a-z0-9]+/g, "-")
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.replace(/^-+|-+$/g, "");
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if (startDate) {
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const d = new Date(startDate);
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const year = d.getUTCFullYear();
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const month = String(d.getUTCMonth() + 1).padStart(2, "0");
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const day = String(d.getUTCDate()).padStart(2, "0");
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return `${year}-${month}-${day}-${titleSlug}`;
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}
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return titleSlug;
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}
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async function migrateEventSlugs() {
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try {
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await connectDB();
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console.log("Connected to database\n");
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const events = await Event.find({}).sort({ startDate: 1 }).lean();
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console.log(`Found ${events.length} event(s) to process\n`);
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if (events.length === 0) {
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console.log("No events found.");
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return;
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}
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// Build new slugs first so uniqueness checks don't conflict with slugs
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// we're about to replace in the same run.
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const updates = [];
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const usedSlugs = new Set();
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for (const event of events) {
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let baseSlug = generateSlug(event.title, event.startDate);
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let slug = baseSlug;
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let counter = 1;
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// Ensure slug is unique within this batch and across the DB
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// (excluding the current event's own existing slug)
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while (
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usedSlugs.has(slug) ||
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(await Event.findOne({ slug, _id: { $ne: event._id } }).lean())
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) {
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slug = `${baseSlug}-${counter}`;
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counter++;
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}
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usedSlugs.add(slug);
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updates.push({ event, oldSlug: event.slug, newSlug: slug });
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}
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// Apply updates
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let changed = 0;
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let skipped = 0;
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for (const { event, oldSlug, newSlug } of updates) {
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if (oldSlug === newSlug) {
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console.log(` — ${event.title}`);
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console.log(` slug unchanged: ${newSlug}`);
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skipped++;
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} else {
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// Use updateOne to bypass the pre-save hook (avoids re-triggering slug generation)
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await Event.updateOne({ _id: event._id }, { $set: { slug: newSlug } });
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console.log(` ✓ ${event.title}`);
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console.log(` ${oldSlug || "(none)"} → ${newSlug}`);
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changed++;
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}
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}
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console.log(`\nDone. ${changed} updated, ${skipped} already correct.`);
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} catch (error) {
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console.error("\nMigration failed:", error);
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process.exit(1);
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} finally {
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await mongoose.connection.close();
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console.log("Database connection closed.");
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}
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}
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migrateEventSlugs();
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