49 lines
2.0 KiB
Swift
49 lines
2.0 KiB
Swift
//
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// FileManager+AvailableCapacity.swift
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// Tiercel
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//
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// Created by Daniels on 2019/1/22.
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// Copyright © 2019 Daniels. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import Foundation
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extension FileManager: TiercelCompatible {}
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extension TiercelWrapper where Base: FileManager {
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public var freeDiskSpaceInBytes: Int64 {
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if #available(macOS 10.13, iOS 11.0, *) {
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if let space = try? URL(fileURLWithPath: NSHomeDirectory()).resourceValues(forKeys: [URLResourceKey.volumeAvailableCapacityForImportantUsageKey]).volumeAvailableCapacityForImportantUsage {
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return space
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} else {
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return 0
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}
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} else {
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if let systemAttributes = try? base.attributesOfFileSystem(forPath: NSHomeDirectory()),
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let freeSpace = (systemAttributes[FileAttributeKey.systemFreeSize] as? NSNumber)?.int64Value {
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return freeSpace
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} else {
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return 0
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}
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}
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}
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}
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