Yorzic

exports.myStorageFunction = functions
    .region('australia-southeast1')
    .storage
    .object()
    .onFinalize((object) => {
        // ...
    });
// Reference: https://stackoverflow.com/questions/43569595/firebase-deploy-to-custom-region-eu-central1

Yorzic

override func viewDidLoad() {
    super.viewDidLoad()

    #if DEVELOPMENT
        print("Development environment.")
    #elseif PRODUCTION
        print("Production environment.")
    #else
        print("Unknown environment.")
    #endif

Yorzic

import CryptoKit

extension String {
    var md5: String {
        let digest = Insecure.MD5.hash(data: self.data(using: .utf8) ?? Data())

        return digest.map {
            String(format: "%02hhx", $0)
        }.joined()
    }

Yorzic

//
//  TextFieldWithLabelCell.swift
//  Apy
//
//  Created by Artur Daylidonis on 20/5/20.
//  Copyright © 2020 Artur Daylidonis. All rights reserved.
//

import UIKit

Yorzic

//
//  ViewController.swift
//  HandleCSVFile
//
//  Created by Artur Daylidonis on 18/5/20.
//  Copyright © 2020 Artur Daylidonis. All rights reserved.
//

import UIKit
import MobileCoreServices

Yorzic

public func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
    guard let myURL = urls.first else {
       return
    }
    print("import result : \(myURL)")
    if let data = handleCSVFile(url: myURL) {
        cells = data
        tableView.reloadData()
    }
}

Yorzic

extension UIViewController {
    func handleCSVFile(url: URL) -> [[String]]? {
        if let data = try? String(contentsOf: url) {
            var result: [[String]] = []
            let rows = data.components(separatedBy: "\r\n")
            for row in rows {
                let columns = row.components(separatedBy: ",")
                var cells: [String] = []
                
                for item in columns {

Yorzic

func selectFile() {
    let importMenu = UIDocumentPickerViewController(documentTypes: [(kUTTypeCommaSeparatedText as String)], in: .import)
    importMenu.delegate = self
    importMenu.modalPresentationStyle = .formSheet
    self.present(importMenu, animated: true, completion: nil)
}

Yorzic

public func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
    guard let myURL = urls.first else {
       return
    }
    print("import result : \(myURL)")
}

func documentPickerWasCancelled(_ controller: UIDocumentPickerViewController) {
    print("view was cancelled")
    dismiss(animated: true, completion: nil)

Yorzic

override func viewDidLoad() {
    super.viewDidLoad()

    tableView.register(UINib(nibName: "DataCell", bundle: nil), forCellReuseIdentifier: "DataCell")
}

override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
    let cell = tableView.dequeueReusableCell(withIdentifier: "DataCell", for: indexPath) as! DataCell
    
    return cell