65 lines
1.3 KiB
C#
65 lines
1.3 KiB
C#
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using System;
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namespace productlist
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{
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public static class UI
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{
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private enum inputType {
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create,
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delete,
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list,
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help
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}
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private static inputType decodeInputType(string input) {
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string command = input.Split (null, 1)[0];
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switch (command.ToLower()) {
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case "create":
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return inputType.create;
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case "delete":
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return inputType.delete;
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case "list":
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return inputType.list;
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default:
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case "help":
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return inputType.help;
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}
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}
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public static bool validateInt(string input) {
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int result;
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return Int32.TryParse (input, out result);
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}
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public static bool validateString (object input) {
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return input is string;
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}
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public static string getAnswer(string prompt, Func<string, bool> validator) {
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string input;
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do {
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Console.Write(prompt + ": ");
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input = Console.ReadLine();
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} while (!validator (input));
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return input;
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}
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public static void promptForCommand() {
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while (true) {
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Console.Write ("Enter command: ");
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string command = Console.ReadLine ();
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inputType type = decodeInputType (command);
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switch (type) {
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case inputType.create:
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Product p = Product.fromPrompt ();
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Storage.Add (p);
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break;
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case inputType.list:
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Storage.List ();
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break;
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}
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}
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}
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}
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}
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