using System;

using System.Collections.Generic;

using System.IO;

using System.Linq;

​

public class Program

{

    /// <summary> for UserIdType

    /// Query = 1,

    /// ContextualURL = 2,

    /// ANID = 3,

    /// MUID = 4,

    /// IPV4 = 5,

    /// NormalizedURL = 6,

    /// PlacementIdByDcId = 7,

    /// StableID = 8,

    /// URLPlacementIdByDcId = 9

    /// </summary>

    public static void Main()

    {

        long val = 146309120000;

        val = (val % 10000 == 0) ? val /= 10000 : 9999;

        UInt32 score = (uint)val;       

        Console.WriteLine("Parsing AdInfoScore = {0}\n", val);

        Console.WriteLine("AlgoId: {0}", ParseAlgoId(score));

        Console.WriteLine("UserIdType: {0}", ParseUserIdType(score));

        Console.WriteLine("AnnIndexId: {0}\n", ParseAnnIndexId(score));     

        // Embedding algos

        Console.WriteLine("\n-------------------");

        Console.WriteLine("GPT-Embedding Algos");

        Console.WriteLine("-------------------");

        List<UInt32> userIdTypes = new List<UInt32> { 3, 4, 5, 8 };

        List<UInt32> algoIds = new List<UInt32> {23, 28, 32, 33};               

        UInt32 annIndexId = 0;

        bool isAstro = true;

        foreach (UInt32 algo in algoIds)

        {           

            Console.WriteLine("\nAlgoId: {0}", algo);

            foreach (UInt32 userIdType in userIdTypes)

            {

                UInt32 adInfoScore = BuildSelectionMetadata(isAstro, false, algo, userIdType, annIndexId);

                Console.WriteLine("\tAdInfoScore(AlgoId={0}, UserIdType={1}, AnnIndexId={2}) : {3}", algo, userIdType, annIndexId, ((long)adInfoScore)*10000);

            }

        }

        Console.WriteLine("================================================================");

        // Scraping algos

        Console.WriteLine("\n------------------");

        Console.WriteLine("GPT-Scraping Algos");

        Console.WriteLine("------------------");

        userIdTypes = new List<UInt32> { 3, 4, 5, 8 };

        algoIds = new List<UInt32> {211, 213, 223, 224};                

        annIndexId = 0;

        isAstro = false;

        foreach (UInt32 algo in algoIds)

        {           

            Console.WriteLine("\nAlgoId: {0}", algo);

            foreach (UInt32 userIdType in userIdTypes)

            {

                UInt32 adInfoScore = BuildSelectionMetadata(isAstro, false, algo, userIdType, annIndexId);

                Console.WriteLine("\tAdInfoScore(AlgoId={0}, UserIdType={1}, AnnIndexId={2}) : {3}", algo, userIdType, annIndexId, ((long)adInfoScore)*10000);

            }

        }

    }

    public static UInt32 BuildSelectionMetadata(bool isAstro,

                                                bool isPmax,

                                                UInt32 algoId, 

                                                UInt32 userIdType, 

                                                UInt32 annIndexId)

    {

        UInt32 output = 0;

        output |= ((algoId & 0xFF) << 16);

        output |= ((userIdType & 0xF) << 12);

        output |= ((annIndexId & 0xF) << 8);

        if (isAstro) 

            output |= (0x1 << 30);

        if (isPmax)

            output |= (0x3 << 28);

        return output;

    }

    public static UInt32 ParseUserIdType(UInt32 adInfoScore)

    {

        if (IsValid(adInfoScore))

        {           

            return ((adInfoScore & 0x0000F000) >> 12);

        }

        else

        {

            return 9999;

        }

    }

    public static UInt32 ParseAlgoId(UInt32 adInfoScore)

    {

        if (IsValid(adInfoScore))

        {

            return ((adInfoScore & 0x00FF0000) >> 16);

        }

        else

        {

            return 9999;

        }

    }

    public static UInt32 ParseAnnIndexId(UInt32 adInfoScore)

    {

        if (IsValid(adInfoScore))

        {

            return ((adInfoScore & 0x00000F00) >> 8);

        }

        else

        {

            return 9999;

        }

    }

    public static bool IsValid(UInt32 adInfoScore)

    {       

        return (0 == ((adInfoScore) & 0x0F0000FF));

    }

}