1
0
oop-1-labs/Lab1/Lab1.TouristInformationCenter/InOutUtils.cs

114 lines
4.5 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace Lab1.TouristInformationCenter
{
/// <summary>
/// Class that stores functions that are related to reading and writing data
/// </summary>
class InOutUtils
{
/// <summary>
/// Read and decode a list of museums from a file. The file must be in a csv format using ";" as seperators.
/// </summary>
/// <param name="filename">Target file</param>
/// <returns>List of museums</returns>
public static List<Museum> ReadMuseums(string filename)
{
List<Museum> museums = new List<Museum>();
string[] lines = File.ReadAllLines(filename, Encoding.UTF8);
foreach (string line in lines)
{
string[] values = line.Split(';');
string name = values[0];
string city = values[1];
string type = values[2];
List<Weekday> workdays = new List<Weekday>();
if (int.Parse(values[3]) == 1)
{
workdays.Add(Weekday.Monday);
}
if (int.Parse(values[4]) == 1)
{
workdays.Add(Weekday.Tuesday);
}
if (int.Parse(values[5]) == 1)
{
workdays.Add(Weekday.Wednesday);
}
if (int.Parse(values[6]) == 1)
{
workdays.Add(Weekday.Thursday);
}
if (int.Parse(values[7]) == 1)
{
workdays.Add(Weekday.Friday);
}
if (int.Parse(values[8]) == 1)
{
workdays.Add(Weekday.Saturday);
}
if (int.Parse(values[9]) == 1)
{
workdays.Add(Weekday.Sunday);
}
double price = double.Parse(values[10]);
bool hasGuide = int.Parse(values[11]) == 1;
Museum museum = new Museum(name, city, type, workdays, price, hasGuide);
museums.Add(museum);
}
return museums;
}
/// <summary>
/// Write and encodes a list of museums to a file. The file will be in a csv format using ";" as seperators.
/// </summary>
/// <param name="filename">Target file</param>
/// <param name="museums">List of museums</param>
public static void WriteMuseums(string filename, List<Museum> museums)
{
string[] lines = new string[museums.Count];
for (int i = 0; i < museums.Count; i++)
{
Museum m = museums[i];
string workDays = "";
workDays += m.Workdays.Contains(Weekday.Monday) ? "1" : "0";
workDays += m.Workdays.Contains(Weekday.Tuesday) ? ";1" : ";0";
workDays += m.Workdays.Contains(Weekday.Wednesday) ? ";1" : ";0";
workDays += m.Workdays.Contains(Weekday.Thursday) ? ";1" : ";0";
workDays += m.Workdays.Contains(Weekday.Friday) ? ";1" : ";0";
workDays += m.Workdays.Contains(Weekday.Saturday) ? ";1" : ";0";
workDays += m.Workdays.Contains(Weekday.Sunday) ? ";1" : ";0";
lines[i] = String.Join(";", m.Name, m.City, m.Type, workDays, m.Price, m.HasGuide ? '1' : '0');
}
File.WriteAllLines(filename, lines, Encoding.UTF8);
}
/// <summary>
/// Write out a list of museums in a table to the console.
/// </summary>
/// <param name="museums">List of museums</param>
public static void PrintMuseums(List<Museum> museums)
{
if (museums.Count == 0)
{
Console.WriteLine("Nėra");
return;
}
Console.WriteLine(new string('-', 100));
Console.WriteLine("| {0,-20} | {1,-15} | {2,-10} | {3,18} | {4,8} | {5,-4} |", "Vardas", "Miestas", "Tipas", "Darbo dienų kiekis", "Kaina", "Turi gidą?");
Console.WriteLine(new string('-', 100));
foreach (Museum m in museums)
{
Console.WriteLine("| {0,-20} | {1,-15} | {2,-10} | {3,18} | {4,8:f2} | {5,-10} |", m.Name, m.City, m.Type, m.Workdays.Count, m.Price, m.HasGuide ? "Taip" : "Ne");
}
Console.WriteLine(new string('-', 100));
}
}
}