using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


using Newtonsoft.Json;



using ServerCore;
using ServerBase;



using SESSION_ID = System.Int32;
using META_ID = System.UInt32;
using ENTITY_GUID = System.String;
using ACCOUNT_ID = System.String;
using OWNER_GUID = System.String;
using USER_GUID = System.String;
using CHARACTER_GUID = System.String;
using ITEM_GUID = System.String;
using NICKNAME = System.String;



namespace ServerCommon;

public class NicknameAttrib : AttribBase
{
    [JsonProperty("owner_guid")]
    public OWNER_GUID OwnerGuid { get; set; } = string.Empty;

    [JsonProperty("owner_entity_type")]
    public OwnerEntityType OwnerEntityType { get; set; } = OwnerEntityType.None;

    [JsonProperty("nickname")]
    public string Nickname { get; set; } = string.Empty;

    public NicknameAttrib()
        : base(typeof(NicknameAttrib).Name)
    { }
}

//=============================================================================================
// PK(Partition Key)    : "nickname#owner_guid"
// SK(Sort Key)         : ""
// DocType              : NicknameDoc
// NicknameAttrib       : {}
// ...
//=============================================================================================
public class NicknameDoc : DynamoDbDocBase
{
    private static string getPrefixOfPK() { return "nickname#"; }
    private static string getPrefixOfSK() { return ""; }

    public NicknameDoc()
        : base(typeof(NicknameDoc).Name)
    {
        appendAttribWrapperAll();
    }

    public NicknameDoc(OwnerEntityType ownerEntityType, OWNER_GUID ownerGuid, NICKNAME nickname)
        : base(typeof(NicknameDoc).Name)
    {
        setCombinationKeyForPK(ownerGuid);

        appendAttribWrapperAll();

        fillUpPrimaryKey(onMakePK(), onMakeSK());

        var nickname_attrib = getAttrib<NicknameAttrib>();
        ArgumentNullException.ThrowIfNull(nickname_attrib, $"nickname_attrib is null !!! - ownerEntityType:{ownerEntityType}, ownerGuid:{ownerGuid}, nickname:{nickname}");

        nickname_attrib.OwnerEntityType = ownerEntityType;
        nickname_attrib.OwnerGuid = ownerGuid;
        nickname_attrib.Nickname = nickname;
    }

    private void appendAttribWrapperAll()
    {
        appendAttribWrapper(new AttribWrapper<NicknameAttrib>());
    }

    protected override string onGetPrefixOfPK()
    {
        return getPrefixOfPK();
    }

    public static async Task<(Result result, NicknameAttrib? attrib)> findNicknameFromGuid(string ownerGuid)
    {
        var server_logic = ServerLogicApp.getServerLogicApp();
        NullReferenceCheckHelper.throwIfNull(server_logic, () => $"server_logic is null !!!");
        var dynamo_db_client = server_logic.getDynamoDbClient();
        NullReferenceCheckHelper.throwIfNull(dynamo_db_client, () => $"dynamo_db_client is null !!!");

        return await findNicknameFromGuid(dynamo_db_client, ownerGuid);
    }

    public static async Task<(Result result, NicknameAttrib? attrib)> findNicknameFromGuid(DynamoDbClient dynamoDbClient, string ownerGuid)
    {
        var result = new Result();
        var nickname_docs = new List<NicknameDoc>();

        (result, var make_primary_key) = await DynamoDBDocBaseHelper.makePrimaryKey<NicknameDoc>(ownerGuid);
        if (result.isFail())
        {
            return (result, null);
        }
        ArgumentNullReferenceCheckHelper.throwIfNull(make_primary_key, () => $"make_primary_key is null !!!");
        var query_config = dynamoDbClient.makeQueryConfigForReadByPKSK(make_primary_key.PK, make_primary_key.SK);

        (result, nickname_docs) = await dynamoDbClient.simpleQueryDocTypesWithQueryOperationConfig<NicknameDoc>(query_config, true);
        if (result.isFail())
        {
            return (result, null);
        }

        var attrib = nickname_docs[0].getAttrib<NicknameAttrib>();
        if (attrib == null) return (result, null);

        return (result, attrib);
    }
}