/// <summary>
/// Возвращает список катрточек, в случайно остортированном порядке
/// </summary>
/// <param name="placeFrom">Место отправления</param>
/// <param name="placeTo">Место назначения</param>
/// <param name="cnt">Количество посещаемых мест</param>
/// <returns></returns>
public static List <TravellCard> ShuffleCards(PlaceEnum placeFrom, PlaceEnum placeTo, int cnt)
{
Random rnd = new Random();
int ind = 0;
List <TravellCard> cardList = new List <TravellCard>();
cardList.Add(new TravellCard(placeFrom));
for (int i = 0; i < cnt; i++)
{
bool validInd = false;
while (!validInd)
{
ind = rnd.Next(placeList.Count);
validInd = !cardList.Any(c => (int)c.PlaceFrom == ind || ind == (int)placeTo);
}
cardList[i].PlaceTo = placeList[ind];
cardList.Add(new TravellCard(placeList[ind]));
}
cardList[cnt].PlaceTo = placeTo;
return(cardList.OrderBy(d => rnd.Next()).ToList());
}
public void OpenFile(string myFile, PlaceEnum where)
{
Context myContext = Android.App.Application.Context;
var place = myContext.FilesDir.Path;
switch (where)
{
case PlaceEnum.FILES:
place = myContext.FilesDir.Path;
break;
case PlaceEnum.CACHE:
place = myContext.CacheDir.Path;
break;
case PlaceEnum.OUTSIDE:
place = Environment.ExternalStorageDirectory.AbsoluteFile + "/Examples";
break;
}
var file = new File(place, myFile);
Debug.WriteLine("path to file: " + place);
Uri path = FileProvider.GetUriForFile(myContext, myContext.PackageName + ".fileprovider", file);
Debug.WriteLine("path to read: " + path);
var intent = new Intent(Intent.ActionView);
intent.AddFlags(ActivityFlags.GrantReadUriPermission);
// grant read permission to all apps available to open our file
IList <ResolveInfo> resolveList = myContext.PackageManager.QueryIntentActivities(intent, PackageInfoFlags.MatchDefaultOnly);
foreach (ResolveInfo resolveInfo in resolveList)
{
var packageName = resolveInfo.ActivityInfo.PackageName;
myContext.GrantUriPermission(packageName, path, ActivityFlags.GrantReadUriPermission);
}
intent.SetDataAndType(path, MimeTypesMap.GetMimeType(myFile));
intent.AddFlags(ActivityFlags.NoHistory);
intent.AddFlags(ActivityFlags.ClearWhenTaskReset | ActivityFlags.NewTask);
try
{
myContext.StartActivity(intent);
}
catch (Exception e)
{
Debug.WriteLine("Error: " + e);
}
}
// TODO переделать на общий алгоритм
public override WeatherReply Get(PlaceEnum place)
{
var query = new WeatherQuery(WeatherServiceEnum.Wunderground, place);
var uri = String.Format(UriPattern,
Config.Wunderground_ApiKey,
Config.Wunderground_Places_Codes[place]
);
var responseStr = HttpHelper.Get(new Uri(uri));
var weather = parser.Parse(responseStr);
var reply = new WeatherReply(query, weather, DateTime.Now);
return reply;
}
public void SaveFile(string file, PlaceEnum where)
{
Context myContext = Application.Context;
AssetManager assets = myContext.Assets;
var place = myContext.FilesDir.Path;
switch (where)
{
case PlaceEnum.FILES:
place = myContext.FilesDir.Path;
break;
case PlaceEnum.CACHE:
place = myContext.CacheDir.Path;
break;
case PlaceEnum.OUTSIDE:
place = Environment.ExternalStorageDirectory.AbsoluteFile + "/Examples";
var folder = new Java.IO.File(place);
if (!folder.Exists())
{
Files.CreateDirectory(folder.ToPath());
}
break;
}
var path = Path.Combine(place, file);
Debug.WriteLine("path to store: " + path);
using (var streamReader = new StreamReader(assets.Open("Examples/" + file)))
{
using (var memoryStream = new MemoryStream())
{
streamReader.BaseStream.CopyTo(memoryStream);
byte[] bytes = memoryStream.ToArray();
File.WriteAllBytes(path, bytes);
}
}
}
public abstract WeatherReply Get(PlaceEnum place);
public override WeatherReply Get(PlaceEnum place)
{
throw new NotImplementedException();
}
static void Main(string[] args)
{
bool validInput = false;
PlaceEnum placeFrom = 0;
PlaceEnum placeTo = 0;
int countPoints = 0;
placeList = PlaceEnum.GetValues(typeof(PlaceEnum)).Cast <PlaceEnum>().ToList();
List <TravellCard> cardsList;
Console.WriteLine("===== Добро пожаловать в \"Увлекательное путешествие по столицам\" ======");
Console.WriteLine("Перечень досупных стран:");
foreach (var place in placeList)
{
Console.WriteLine("{0} - {1}", (int)place, (PlaceEnum)place);
}
while (!validInput)
{
Console.WriteLine("\nВыберите место отправления (номер солицы из списка выше): ");
validInput = PlaceEnum.TryParse(Console.ReadLine(), out placeFrom);
validInput = validInput && (placeFrom <= placeList.Max() && placeFrom >= 0);
if (!validInput)
{
Console.WriteLine("Внимание! Вводимое значение должно быть числом и находитья в диапазоне от {0} до {1}", (int)placeList.Min(), (int)placeList.Max());
}
else
{
Console.WriteLine("Откуда: {0}", (PlaceEnum)placeFrom);
}
}
validInput = false;
while (!validInput)
{
Console.WriteLine("\nВыберите место назначения (номер солицы из списка выше): ");
validInput = PlaceEnum.TryParse(Console.ReadLine(), out placeTo);
validInput = validInput && (placeTo >= placeList.Min() && placeTo <= placeList.Max());
if (!validInput)
{
Console.WriteLine("Внимание! Вводимое значение должно быть числом и находитья в диапазоне от {0} до {1}", (int)placeList.Min(), (int)placeList.Max());
}
else
{
Console.WriteLine("Куда: {0}", (PlaceEnum)placeTo);
}
}
validInput = false;
while (!validInput)
{
Console.WriteLine("\nКоличество мест, которое Вы желаете посетить дополнительно: ");
validInput = int.TryParse(Console.ReadLine(), out countPoints);
validInput = validInput && (countPoints <= (int)placeList.Count() - 2 && countPoints >= 1);
if (!validInput)
{
Console.WriteLine("Внимание! Вводимое значение должно быть числом и находитья в диапазоне от {0} до {1}", 1, (int)placeList.Count() - 2);
}
}
if (placeTo == placeFrom)
{
Console.WriteLine("\nПохоже, Вы не хотите путешествовать...:(");
Console.ReadLine();
return;
}
cardsList = ShuffleCards((PlaceEnum)placeFrom, (PlaceEnum)placeTo, countPoints);
Console.WriteLine("Набор сгенерированных карточек:");
foreach (var c in cardsList)
{
Console.WriteLine("\t {0} -----> \t{1} ", c.PlaceFrom, c.PlaceTo);
}
cardsList = GetFullTrip(cardsList);
Console.WriteLine("Ваше путешествие:");
foreach (var c in cardsList)
{
Console.WriteLine("\t {0} -----> \t{1} ", c.PlaceFrom, c.PlaceTo);
}
Console.ReadLine();
}
public TravellCard(PlaceEnum placeFrom, PlaceEnum placeTo)
{
_placeFrom = placeFrom;
_placeTo = placeTo;
}
public TravellCard(PlaceEnum placeFrom)
{
_placeFrom = placeFrom;
}
public WeatherQuery(WeatherServiceEnum service, PlaceEnum place)
: this()
{
WeatherService = service;
Place = place;
}