namespace ConsoleApp.Logging;

public sealed class ConsoleLog : IDisposable
{
    private readonly StreamWriter _file;

    private ConsoleLog(string filePath, DateTime startedAt)
    {
        FilePath = filePath;
        StartedAt = startedAt;
        _file = new StreamWriter(filePath, append: true) { AutoFlush = true };
        _file.WriteLine($"Запуск: {startedAt:yyyy-MM-dd HH:mm:ss}");
    }

    public string FilePath { get; }

    public DateTime StartedAt { get; }

    public static ConsoleLog Open(string? fileName = null)
    {
        var startedAt = TruncateToSeconds(DateTime.Now);
        fileName ??= $"test-sms-console-app-{startedAt:yyyyMMdd_HHmmss}.log";
        return new ConsoleLog(Path.GetFullPath(fileName), startedAt);
    }

    private static DateTime TruncateToSeconds(DateTime value) =>
        new(value.Year, value.Month, value.Day, value.Hour, value.Minute, value.Second, value.Kind);

    public void Write(string? text)
    {
        Console.Write(text);
        _file.Write(text);
    }

    public void WriteLine(string? text = null)
    {
        if (text is null)
        {
            Console.WriteLine();
            _file.WriteLine();
            return;
        }

        Console.WriteLine(text);
        _file.WriteLine(text);
    }

    public string? ReadLine(string prompt)
    {
        Write(prompt);
        var line = Console.ReadLine();
        _file.WriteLine(line ?? "");
        return line;
    }

    public void Dispose() => _file.Dispose();
}