50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
// for Node.js interpret
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const { default: User } = require('../built/models/user');
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const { default: Following } = require('../built/models/following');
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const { default: zip } = require('@prezzemolo/zip')
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const migrate = async (following) => {
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const follower = await User.findOne({ _id: following.followerId });
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const followee = await User.findOne({ _id: following.followeeId });
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const result = await Following.update(following._id, {
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$set: {
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stalk: true,
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_follower: {
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host: follower.host,
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inbox: follower.host != null ? follower.inbox : undefined
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},
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_followee: {
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host: followee.host,
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inbox: followee.host != null ? followee.inbox : undefined
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}
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}
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});
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return result.ok === 1;
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}
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async function main() {
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const count = await Following.count({});
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const dop = Number.parseInt(process.argv[2]) || 5
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const idop = ((count - (count % dop)) / dop) + 1
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return zip(
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1,
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async (time) => {
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console.log(`${time} / ${idop}`)
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const doc = await Following.find({}, {
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limit: dop, skip: time * dop
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})
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return Promise.all(doc.map(migrate))
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},
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idop
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).then(a => {
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const rv = []
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a.forEach(e => rv.push(...e))
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return rv
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})
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}
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main().then(console.dir).catch(console.error)
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