misskey/tools/migration/nighthike/5.js

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2018-03-29 08:23:15 +02:00
// for Node.js interpret
const { default: Post } = require('../../../built/api/models/post');
const { default: zip } = require('@prezzemolo/zip')
const migrate = async (post) => {
const result = await Post.update(post._id, {
$set: {
'geo.type': 'Point',
'geo.coordinates': [post.geo.longitude, post.geo.latitude]
},
$unset: {
'geo.longitude': '',
'geo.latitude': '',
}
});
return result.ok === 1;
}
async function main() {
const count = await Post.count({
'geo': { $ne: null }
});
const dop = Number.parseInt(process.argv[2]) || 5
const idop = ((count - (count % dop)) / dop) + 1
return zip(
1,
async (time) => {
console.log(`${time} / ${idop}`)
const doc = await Post.find({
'geo': { $ne: null }
}, {
limit: dop, skip: time * dop
})
return Promise.all(doc.map(migrate))
},
idop
).then(a => {
const rv = []
a.forEach(e => rv.push(...e))
return rv
})
}
main().then(console.dir).catch(console.error)