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add migration

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Murod Khaydarov 2019-01-18 09:26:18 +03:00
parent 79e4c755a9
commit d9dc2bf96b
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1 changed files with 21 additions and 4 deletions
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25
src/utils/database/pagesOrder.js
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@ -4,14 +4,31 @@ const config = require('../../../config');
const db = new Datastore({filename: `./${config.database}/pagesOrder.db`, autoload: true}); const db = new Datastore({filename: `./${config.database}/pagesOrder.db`, autoload: true});
/** /**
* Current DataStore preparation
* Add initial row for RootPage * Add initial row for RootPage
*/ */
(async function() { (async function() {
const initialData = { const parentIdOfRootPages = '0';
page: '0', const cbk = (resolve, reject) => (err, doc) => {
order: [] if (err) {
reject(err);
}
resolve(doc);
}; };
await db.insert(initialData);
const order = await new Promise((resolve, reject) => {
db.findOne({page: parentIdOfRootPages}, cbk(resolve, reject));
});
if (!order) {
const initialData = {
page: '0',
order: []
};
await db.insert(initialData);
}
}()); }());
module.exports = db; module.exports = db;