public static IEnumerable <T> RequestMultipleChoice <T>(this IInputOutputSource io, string message,
params T[] options)
{
io.Print(message);
io.Print("Enter index of options to select, split variants with space");
for (var i = 0; i < options.Length; i++)
{
io.Print($"{i}. {options[i].ToString()}");
}
var splitInput = io.Get()
.Trim()
.Split(' ')
.OrderBy(x => x);
string lastElem = null;
foreach (var inputEntry in splitInput)
{
// 1st condition makes output values unique, works because we ordered array before,
// and if some elements are repeating, they will be near to each other
if (inputEntry == lastElem || !uint.TryParse(inputEntry, out var num) || num >= options.Length)
{
continue;
}
lastElem = inputEntry;
yield return(options[num]);
}
}
public StatBot(ConfigurationController configurationController,
IAppAuthVkApi vkApi,
IWallStatisticsCollector wallStatisticsCollector, IInputOutputSource io)
{
this.configurationController = configurationController;
this.vkApi = vkApi;
this.wallStatisticsCollector = wallStatisticsCollector;
this.io = io;
}
private AppAuthVkApi(IVkApi vkApi, string appToken, IInputOutputSource io) : base(vkApi)
{
if (!TryAuthorize(vkApi, new ApiAuthParams {
AccessToken = appToken
}))
{
throw new InvalidOperationException("Unsuccessful app authorization");
}
appAuthorizedVkApi = vkApi;
this.io = io;
}
public static bool TryRequestSingleEnumEntry <T>(this IInputOutputSource io, string message, out T selected)
where T : struct, Enum
{
var options = EnumHelpers.GetValues <T>().ToArray();
io.Print(message);
io.Print("Enter index of single option to select");
for (var i = 0; i < options.Length; i++)
{
io.Print($"{i}. {options[i].ToString()}");
}
if (!uint.TryParse(io.Get(), out var index) || index >= options.Length)
{
selected = default;
return(false);
}
selected = options[index];
return(true);
}
public AppAuthVkApi(Func <IVkApi> vkApiFactory, string appToken, IInputOutputSource io)
: this(vkApiFactory.Invoke(), appToken, io)
{
this.vkApiFactory = vkApiFactory;
}
public CaptchaSolver(IInputOutputSource io)
{
this.io = io;
}
public static string RequestInput(this IInputOutputSource io, string message, bool secureInput = false)
{
io.Print(message);
return(io.Get(secureInput));
}