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Code Issues Releases Wiki Activity

Unique, sparse index on username field

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Db schema change:
don't default username to empty string.
This commit is contained in:
GingerPlusPlus
2018-02-06 15:03:37 +01:00
parent 1b7f750d53
commit dabd7dc471
1 changed files with 14 additions and 3 deletions
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17
stores/user.js
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@@ -20,10 +20,18 @@ User.ensureIndex({
fieldName: 'status', fieldName: 'status',
}); });
// Migration
User.update(
{ username: '' },
{ $unset: { username: true } },
{ multi: true }
).then(() =>
User.ensureIndex({ fieldName: 'username', sparse: true, unique: true }));
const normalizeTgUser = R.pipe( const normalizeTgUser = R.pipe(
R.pick([ 'first_name', 'id', 'last_name', 'username' ]), R.pick([ 'first_name', 'id', 'last_name', 'username' ]),
R.evolve({ username: R.toLower }), R.evolve({ username: R.toLower }),
R.merge({ first_name: '', last_name: '', username: '' }), R.merge({ first_name: '', last_name: '' }),
); );
const getUpdatedDocument = R.prop(1); const getUpdatedDocument = R.prop(1);
@@ -52,9 +60,12 @@ const getUser = user =>
const updateUser = async (rawTgUser) => { const updateUser = async (rawTgUser) => {
const tgUser = normalizeTgUser(rawTgUser); const tgUser = normalizeTgUser(rawTgUser);
const { id } = tgUser; const { id, username } = tgUser;
const rawDbUser = await getUser({ id }); const [ rawDbUser ] = await Promise.all([
getUser({ id }),
User.update({ $not: { id }, username }, { $unset: { username: true } }),
]);
if (rawDbUser === null) { if (rawDbUser === null) {
return User.update( return User.update(