ShareGuard.Web/DbModels/Link.cs


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namespace ShareGuard.Web.DbModels;

public class Link
{
    private static readonly string _tokenChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
    private static readonly Random _random = new();
    public int Id { get; set; }
    public string Token { get; set; }
    public string Name { get; set; }
    public string IpAddress { get; set; }
    public string? PeerPublicKey { get; set; }

    public static string GenerateToken(Database database)
    {
        var token = "";
        while (token == "" || database.Links.Any(link => link.Token == token))
        {
            token = "";
            for (var i = 0; i < 10; i++) token += _tokenChars[_random.Next(_tokenChars.Length)];
        }

        return token;
    }
}