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const without = require('lodash/without');
// This is taken from the Babel REPL and is what it transpiles ...arr to.
// (can't use rest/spread in Node yet)
function _toConsumableArray(arr) {
if (Array.isArray(arr)) {
for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) {
arr2[i] = arr[i];
}
return arr2;
} else {
return Array.from(arr);
}
}
exports.up = function(r, conn) {
// Get every UserID that has opted out of new message in threads emails
return (
r
.table('usersSettings')
.filter({
notifications: {
types: {
newMessageInThreads: {
email: false,
},
},
},
})
.map(rec => rec('userId'))
.distinct()
.run(conn)
.then(cursor => cursor.toArray())
.then(optedOut => {
return Promise.all([
optedOut,
r
.table('usersSettings')
.filter({
notifications: {
types: {
newMessageInThreads: {
email: true,
},
},
},
})
.map(rec => rec('userId'))
.distinct()
.run(conn)
.then(cursor => cursor.toArray()),
]);
})
.then(([optedOut, optedIn]) => {
return [
optedOut,
// Remove userIds that appear in optedOut from optedIn
without.apply(
undefined,
[optedIn].concat(_toConsumableArray(optedOut))
),
];
})
// Drop the usersSettings table
.then(([optedOut, optedIn]) => {
return Promise.all([
optedOut,
optedIn,
r.table('usersSettings').delete().run(conn),
]);
})
.then(([optedOut, optedIn]) => {
// Insert records of users that have opted out
const optedOutInsertions = optedOut.map(userId =>
r
.table('usersSettings')
.insert({
userId,
notifications: {
types: {
newMessageInThreads: {
email: false,
},
newThreadCreated: {
email: true,
},
},
},
})
.run(conn)
);
// Insert records of users that have opted in
const optedInInsertions = optedIn.map(userId =>
r
.table('usersSettings')
.insert({
userId,
notifications: {
types: {
newMessageInThreads: {
email: true,
},
newThreadCreated: {
email: true,
},
},
},
})
.run(conn)
);
return Promise.all(
[].concat(
_toConsumableArray(optedOutInsertions),
_toConsumableArray(optedInInsertions)
)
);
})
);
};
exports.down = function(r, conn) {
return Promise.resolve();
};
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