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Jungpyo Hong 2021-05-05 12:19:05 -05:00 committed by GitHub
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//
// FileManageHelper.swift
// VariousManagerDemoApp
//
// Created by JungpyoHong on 4/22/21.
//
import Foundation
class FileManageHelper {
static let manager = FileManageHelper()
let useFileHandler = FileManager.default
private init() {}
func getDocumentDirectoryPath() -> URL {
guard let url = useFileHandler.urls(for: .documentDirectory,
in: .userDomainMask).first else { fatalError("Can't find path") }
return url
}
func createFile(resourceName: String, fileExtension: String) {
let fileURLProject = Bundle.main.path(forResource: resourceName, ofType: fileExtension)
let folderUrl = getDocumentDirectoryPath()
let fileUrl = folderUrl.appendingPathComponent("\(resourceName).\(fileExtension)")
do {
try useFileHandler.copyItem(atPath: fileURLProject ?? "", toPath: fileUrl.path)
} catch {
print(error)
}
}
func writeFile(fileName: String, fileType: String, text: String) {
let fileNameWithPath: String = "\(fileName).\(fileType)"
let filePath = getDocumentDirectoryPath()
let fileUrl = filePath.appendingPathComponent(fileNameWithPath)
if useFileHandler.fileExists(atPath: fileUrl.path) {
do {
guard let fileContents = useFileHandler.contents(atPath: fileUrl.path) else { return }
let fileContentsAsString = String(bytes: fileContents, encoding: .utf8)
let fullText = "\(String(describing: fileContentsAsString) ):\(text)"
guard let data = fullText.data(using: .utf8) else { return }
try data.write(to: fileUrl)
} catch {
print(error)
}
} else {
print("File is not existed")
}
}
func readFile(filename: String, type: String) -> String {
let realFileName = "\(filename).\(type)"
let fileURLProject = getDocumentDirectoryPath()
let fileURL = fileURLProject.appendingPathComponent(realFileName)
do {
let fileContentsAsString = try String(contentsOf: fileURL, encoding: .utf8)
return fileContentsAsString
} catch { fatalError("no file") }
}
func removeFile(fileName: String, fileType: String) {
let fileNameWithPath: String = "\(fileName).\(fileType)"
let filePath = getDocumentDirectoryPath()
let fileUrl = filePath.appendingPathComponent(fileNameWithPath)
if useFileHandler.fileExists(atPath: fileUrl.path) {
do {
try useFileHandler.removeItem(at: fileUrl)
} catch {
print(error)
}
} else {
print("File is not existed")
}
}
}