Sources/SwiftCodeSanKit/Utils/Extensions/FileManagerExtensions.swift

//
//  Copyright (c) 2018. Uber Technologies
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

import Foundation

extension FileManager {

    static func modifiedWithin(_ delta: Int?, at path: String) -> Bool {
        if let fileAttrs = try? FileManager.default.attributesOfItem(atPath: path),
            let modifiedDate = fileAttrs[FileAttributeKey.creationDate] as? Date {
            let now = Date()
            let days = Int(floor(modifiedDate.distance(to: now) / 60 / 60 / 24))
            if let delta = delta, days < delta {
                return true
            }
        }
        return false
    }
}