overleaf/services/web/migrations/20190912145030_create_templates_indexes.mjs

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/* eslint-disable no-unused-vars */
import Helpers from './lib/helpers.mjs'
import mongodb from '../app/src/infrastructure/mongodb.js'
const { getCollectionInternal } = mongodb
const tags = ['server-pro', 'saas']
const indexes = [
{
unique: true,
key: {
project_id: 1,
},
name: 'project_id_1',
},
{
key: {
user_id: 1,
},
name: 'user_id_1',
},
{
key: {
name: 1,
},
name: 'name_1',
},
]
async function getCollection() {
// NOTE: This is a stale collection, it will get dropped in a later migration.
return await getCollectionInternal('templates')
}
const migrate = async client => {
const collection = await getCollection()
await Helpers.addIndexesToCollection(collection, indexes)
}
const rollback = async client => {
const collection = await getCollection()
try {
await Helpers.dropIndexesFromCollection(collection, indexes)
} catch (err) {
console.error('Something went wrong rolling back the migrations', err)
}
}
export default {
tags,
migrate,
rollback,
}