passepartout-apple/PassepartoutLibrary/Sources/PassepartoutProvidersImpl/Strategies/CDLocalProvidersRepository+...

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//
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// CDLocalProvidersRepository+Infrastructure.swift
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// Passepartout
//
// Created by Davide De Rosa on 3/16/22.
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// Copyright (c) 2023 Davide De Rosa. All rights reserved.
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//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import CoreData
import Foundation
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import PassepartoutCore
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import PassepartoutProviders
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extension CDLocalProvidersRepository: InfrastructureRepository {
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func defaultUsername(forProviderWithName name: ProviderName, vpnProtocol: VPNProtocolType) -> String? {
let request = fetchRequest(name, vpnProtocol)
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request.sortDescriptors = [
.init(keyPath: \CDInfrastructure.lastUpdate, ascending: false)
]
request.relationshipKeyPathsForPrefetching = [
"defaults"
]
do {
guard let infrastructureDTO = try context.fetch(request).first else {
Utils.logFetchNotFound("\(name), \(vpnProtocol)")
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return nil
}
return infrastructureDTO.defaults?.usernamePlaceholder
} catch {
Utils.logFetchError(error)
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return nil
}
}
func lastInfrastructureUpdate(withName name: ProviderName, vpnProtocol: VPNProtocolType) -> Date? {
let request = fetchRequest(name, vpnProtocol)
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request.sortDescriptors = [
.init(keyPath: \CDInfrastructure.lastUpdate, ascending: false)
]
request.relationshipKeyPathsForPrefetching = [
"provider",
"provider.infrastructures"
]
do {
let infrastructures = try context.fetch(request)
guard !infrastructures.isEmpty else {
Utils.logFetchNotFound("\(name), \(vpnProtocol)")
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return nil
}
let recent = infrastructures.first!
return recent.lastUpdate
} catch {
context.rollback()
Utils.logFetchError(error)
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return nil
}
}
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private func fetchRequest(_ name: ProviderName, _ vpnProtocol: VPNProtocolType) -> NSFetchRequest<CDInfrastructure> {
let request = CDInfrastructure.fetchRequest()
request.predicate = NSPredicate(
format: "provider.name == %@ AND vpnProtocol == %@",
name,
vpnProtocol.rawValue
)
return request
}
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}