SimpleFileExplorer basic

Author: Morasiu

.gitignore

@@ -4,4 +4,10 @@ obj/ProgramingChallenges.csproj.nuget.g.props
 obj/ProgramingChallenges.csproj.nuget.g.targets
 obj/project.assets.json
 Polygon/*
-.vscode
+.vscode
+challenges/bin
+challenges/obj
+challenges/Properties
+challenges/ProgrammingChallenges.csproj
+challenges/ProgrammingChallenges.csproj.user
+challenges/.vs

README.md

@@ -24,6 +24,8 @@ If you have any questions, you can contact me by email morasiu2@gmail.com
 * [14 Magic 8-ball](#14)
 * [15 Collatz Conjecture](#15)
 * [16 Reverse String](#16)
+* [~~17 Eurelian Path~~](#17)
+* [18 Simple File Explorer](#18)
 
 ## Bonus
 
@@ -80,5 +82,9 @@ Yeah, so... Reverse string isn't that hard so I've made one-liner challenge
 string.Concat(text.Reverse())
 ```
 ![16](docs/images/16.png)
+* <a name="17">17</a>~~Eurelian Path~~<br>
+Why I didn't solve that challenge? It sounds fun, but I hate writing GUI and that would be a nightmare for me.
+Maybe some day? 
+* <a name="18">18</a> Simple file Explorer *Pending* (`C#`)<br>
 ## Bonus
 * <a name="bonus1">Bonus 1</a> Loading animation in console 24.02.2018 *Done* (`C#`)![Bonus 1](docs/images/bonus1.gif)

challenges/18_Simple_File_Explorer/SimpleFileExplorer.cs

@@ -0,0 +1,57 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Reflection.Metadata.Ecma335;
+
+class SimpleFileExplorer {
+  static void Main(string[] args) {
+    Console.ForegroundColor = ConsoleColor.Green;
+    Console.WriteLine("<--------Simple File Explorer--------->");
+    Console.WriteLine("Created by Morasiu (morasiu2@gmail.com)");
+
+    Start();
+  }
+
+  static void Start() {
+    Console.Clear();
+    Console.WriteLine("..");
+    var files = Directory.GetFiles(Directory.GetCurrentDirectory()).ToList();
+    //var files = Directory.GetFiles(@"c:\Users\hmorawski\Downloads").ToList();
+    foreach (var file in files) {
+      var fileName = Path.GetFileName(file);
+      var line = fileName;
+      var fileSize = GetFileSize(new FileInfo(file).Length);
+      for (var i = 0; i < Console.WindowWidth - fileName.Length - fileSize.Length - 1; i++) {
+        line += " ";
+      }
+
+      line += fileSize;
+      Console.WriteLine(line);
+    }
+
+    MakeEmptyLines(files);
+
+    Console.Write("   q - Quit");
+    var key = Console.ReadKey().Key;
+    if (key == ConsoleKey.Q) Environment.Exit(0);
+  }
+
+  private static string GetFileSize(long size) {
+    var convertedSize = "Error";
+    if (size < 1000) convertedSize = size + " B";
+    else if (size < 1000 * 1000) convertedSize = (size / 1000) + " KB";
+    else if (size < 1000 * 1000 * 1000) convertedSize = size / (1000 * 1000) + " MB";
+    else if (size >= 1000 * 1000 * 1000) convertedSize = size / (1000 * 1000 * 1000) + " GB";
+
+    return convertedSize;
+  }
+
+  private static void MakeEmptyLines(ICollection files) {
+    for (var i = 0; i < Console.WindowHeight - files.Count - 2; i++) {
+      Console.WriteLine();
+    }
+  }
+}