import async from "async"; /** * Migration 9 * * Migration for news * @param {object} MigrationModule - the MigrationModule * @returns {Promise} - returns promise */ export default async function migrate(MigrationModule) { const newsModel = await MigrationModule.runJob("GET_MODEL", { modelName: "news" }, this); return new Promise((resolve, reject) => { async.waterfall( [ next => { this.log("INFO", `Migration 9. Finding news with document version 1.`); newsModel.find({ documentVersion: 1 }, (err, news) => { if (err) next(err); else { async.eachLimit( news.map(newi => newi._doc), 1, (newi, next) => { newi.markdown = `# ${newi.title}\n\n`; newi.markdown += `## ${newi.description}\n\n`; if (newi.bugs) { newi.markdown += `**Bugs:**\n\n${newi.bugs.join(", ")}\n\n`; } if (newi.features) { newi.markdown += `**Features:**\n\n${newi.features.join(", ")}\n\n`; } if (newi.improvements) { newi.markdown += `**Improvements:**\n\n${newi.improvements.join(", ")}\n\n`; } if (newi.upcoming) { newi.markdown += `**Upcoming:**\n\n${newi.upcoming.join(", ")}\n`; } newsModel.updateOne( { _id: newi._id }, { $set: { markdown: newi.markdown, status: "published", documentVersion: 2 }, $unset: { description: "", bugs: "", features: "", improvements: "", upcoming: "" } }, next ); }, err => { if (err) next(err); else { this.log("INFO", `Migration 9. News found: ${news.length}.`); next(); } } ); } }); } ], err => { if (err) { reject(new Error(err)); } else { resolve(); } } ); }); }