❔ How i can convert a js function to c#

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g = Math.round(1E11 * Math.random()) + "";
f = function() {
    for (var v = [], w = 0; 64 > w;)
        v[w] = 0 | 4294967296 * Math.sin(++w % Math.PI);
    return function(y) {
        var z, D, E, H = [z = 1732584193, D = 4023233417, ~z, ~D]
            , F = []
            , x = unescape(encodeURI(y)) + "\u0080"
            , u = x.length;
        y = --u / 4 + 2 | 15;
        for (F[--y] = 8 * u; ~u;)
            F[u >> 2] |= x.charCodeAt(u) << 8 * u--;
        for (w = x = 0; w < y; w += 16) {
            for (u = H; 64 > x; u = [E = u[3], z + ((E = u[0] + [z & D | ~z & E, E & z | ~E & D, z ^ D ^ E, D ^ (z | ~E)][u = x >> 4] + v[x] + ~~F[w | [x, 5 * x + 1, 3 * x + 5, 7 * x][u] & 15]) << (u = [7, 12, 17, 22, 5, 9, 14, 20, 4, 11, 16, 23, 6, 10, 15, 21][4 * u + x++ % 4]) | E >>> -u), z, D])
                z = u[1] | 0
                , D = u[2];
            for (x = 4; x;)
                H[--x] += u[x]
        }
        for (y = ""; 32 > x;)
            y += (H[x >> 3] >> 4 * (1 ^ x++) & 15).toString(16);
        return y.split("").reverse().join("")
    }
}();
k = "tryit-" + g + "-" + f(navigator.userAgent + f(navigator.userAgent + f(navigator.userAgent + g)));

    static void Main(string[] args)
    {
        var g = (long)(1E11 * new Random().NextDouble());
        var f = new Func<string, string>(y =>
        {
            var v = new uint[64];
            for (var w = 0; w < 64; w++)
                v[w] = 0 | (uint)(4294967296 * Math.Sin(++w % Math.PI));
            var z = 1732584193U;
            var D = 4023233417U;
            var E = ~z;
            var H = ~D;
            var F = new uint[80];
            var x = Encoding.UTF8.GetBytes(y);
            var u = x.Length;
            y = Encoding.UTF8.GetString(Encoding.UTF8.GetBytes(y)) + "\u0080";
            u = --u / 4 + 2 | 15;
            for (F[--u] = (uint)(8 * x.Length); ~u >= 0;)
                F[u >> 2] |= (uint)x[u] << (8 * (~u & 3));
            for (var w = x = 0; w < u; w += 16)
            {
                for (var u_ = z; u_ < z + 16; u_++)
                    F[u_] = F[w + ((u_ - z) % 16)];
                for (var u_ = 16; u_ < 80; u_++)
                    F[u_] = ((F[u_ - 3] ^ F[u_ - 8] ^ F[u_ - 14] ^ F[u_ - 16]) << 1) | ((F[u_ - 3] ^ F[u_ - 8] ^ F[u_ - 14] ^ F[u_ - 16]) >> 31);
                for (var u_ = z; u_ < z + 20; u_++)
                {
                    var K = ((z << 5) | (z >> 27)) + ((D & E) | (~D & H)) + H + F[u_] + (uint)((w / 16) << 5) + z;
                    H = E;
                    E = D;
                    D = ((z << 30) | (z >> 2));
                    z = K;
                }
                z += u_;
                D += E;
                E += H;
                H += z;
            }
            return string.Join("", BitConverter.GetBytes(z).Concat(BitConverter.GetBytes(D)).Concat(BitConverter.GetBytes(E)).Concat(BitConverter.GetBytes(H)).Select(b => b.ToString("x2"))).Reverse().Aggregate("", (a, b) => a + b);
        });
        var k = $"tryit-{g}-{f($"{Environment.OSVersion.VersionString}{f($"{Environment.OSVersion.VersionString}{f($"{Environment.OSVersion.VersionString}{g}")}")}")}";
    }

for (int i = 0; i < 10; i++) Console.WriteLine(new Random().Next(10));