Sharkey/migration/2.0.0.js

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2018-05-04 09:27:03 +02:00
// for Node.js interpret
const chalk = require('chalk');
const sequential = require('promise-sequential');
const { default: User } = require('../built/models/user');
const { default: DriveFile } = require('../built/models/drive-file');
async function main() {
const promiseGens = [];
const count = await DriveFile.count({});
let prev;
for (let i = 0; i < count; i++) {
promiseGens.push(() => {
const promise = new Promise(async (res, rej) => {
const file = await DriveFile.findOne(prev ? {
_id: { $gt: prev._id }
} : {}, {
sort: {
_id: 1
}
});
prev = file;
const user = await User.findOne({ _id: file.metadata.userId });
DriveFile.update({
_id: file._id
}, {
$set: {
'metadata._user': {
host: user.host
}
}
}).then(() => {
res([i, file]);
}).catch(rej);
});
promise.then(([i, file]) => {
console.log(chalk`{gray ${i}} {green done: {bold ${file._id}} ${file.filename}}`);
});
return promise;
});
}
return await sequential(promiseGens);
}
main().then(() => {
console.log('ALL DONE');
}).catch(console.error);