38 lines
1.2 KiB
Swift
38 lines
1.2 KiB
Swift
//
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// Utils+CoreData.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 3/16/22.
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// Copyright (c) 2022 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of Passepartout.
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//
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// Passepartout is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Passepartout is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import Foundation
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import CoreData
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extension Utils {
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public static func randomizeFetchResults<T>(_ request: NSFetchRequest<T>, in context: NSManagedObjectContext) throws {
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let count = try context.count(for: request)
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if count > 0 {
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request.fetchOffset = Int.random(in: 0..<count)
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request.fetchLimit = 1
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}
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}
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}
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