'use strict'

module.exports = async function dbSetup (db, domain, dummyUser) {
    // inbox
    await db.collection('streams').createIndex({
        '_meta._target': 1,
        _id: -1,
    }, {
        name: 'inbox'
    })
    // followers
    await db.collection('streams').createIndex({
        '_meta._target': 1,
    }, {
        partialFilterExpression: {type: 'Follow'},
        name: 'followers'
    })
    // outbox
    await db.collection('streams').createIndex({
        actor: 1,
        _id: -1,
    })
    // object lookup
    await db.collection('objects').createIndex({
        id: 1
    })
    if (dummyUser) {
        return db.collection('objects').findOneAndReplace(
            {preferredUsername: 'dummy'},
            dummyUser,
            {
                upsert: true,
                returnOriginal: false,
            }
        )
    }
}