obs-portal/api/migrations/2020-12-01-1945-reconstruct-track-body.js

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const Track = require('../src/models/Track');
const { replaceDollarNewlinesHack, detectFormat, buildObsver1 } = require('../src/logic/tracks');
function shouldRebuildBody(track) {
if (!track.trackData || !track.trackData.points.length) {
return false;
}
if (!track.body) {
return true;
}
const body = track.body.trim();
if (!body) {
return true;
}
const actualBody = replaceDollarNewlinesHack(body).trim();
if (body !== actualBody) {
return true;
}
const lineCount = (actualBody.match(/\n/g) || []).length + 1;
const format = detectFormat(body);
if (format === 'invalid') {
return true;
}
// never reconstruct body of version 2
if (format > 1) {
return false;
}
// not enough data in the file
if (lineCount < track.trackData.points.length + 1) {
return true;
}
return false;
}
async function up(next) {
const query = Track.find().populate('trackData');
for await (const track of query) {
const rebuild = shouldRebuildBody(track);
if (rebuild) {
track.body = buildObsver1(track.trackData.points);
}
await track.save();
}
next();
}
async function down(next) {
// nothing to do
next();
}
module.exports = { up, down };