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 UGC_NPC_META_GUID = System.String;
using ITEM_GUID = System.String;


namespace ServerCommon;

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

    [JsonProperty("ugc_npc_meta_guid")]
    public UGC_NPC_META_GUID UgcNpcMetaGuid { get; set; } = string.Empty;

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

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

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

//=============================================================================================
// Primary Key
// PK(Partition Key)            : "ugc_npc_nickname_registry#owner_guid" [owner_guid : user_guid]
// SK(Sort Key)                 : "ugc_npc_nickname"
// DocType                      : UgcNpcNicknameRegistryDoc
// UgcNpcNicknameRegistryAttrib : {}
// ...
//=============================================================================================
public class UgcNpcNicknameRegistryDoc : DynamoDbDocBase
{
    private static string getPrefixOfPK() { return "ugc_npc_nickname_registry#"; }
    private static string getPrefixOfSK() { return ""; }

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

    public UgcNpcNicknameRegistryDoc(OwnerEntityType ownerEntityType, OWNER_GUID ownerGuid, string ugcNpcNickname, UGC_NPC_META_GUID ugcNpcMetaGuid)
        : base(typeof(UgcNpcNicknameRegistryDoc).Name)
    {
        setCombinationKeyForPK(ownerGuid);
        setCombinationKeyForSK(ugcNpcNickname);

        appendAttribWrapperAll();

        fillUpPrimaryKey(onMakePK(), onMakeSK());

        var doc_ugc_npc_nickname_registry_attrib = getAttrib<UgcNpcNicknameRegistryAttrib>();
        NullReferenceCheckHelper.throwIfNull(doc_ugc_npc_nickname_registry_attrib, () => $"doc_ugc_npc_nickname_registry_attrib is null !!! - ugcNpcNickname:{ugcNpcNickname}, ugcNpcMetaGuid:{ugcNpcMetaGuid}, ownerGuid:{ownerGuid}");

        doc_ugc_npc_nickname_registry_attrib.Nickname = ugcNpcNickname;
        doc_ugc_npc_nickname_registry_attrib.UgcNpcMetaGuid = ugcNpcMetaGuid;
        doc_ugc_npc_nickname_registry_attrib.OwnerEntityType = ownerEntityType;
        doc_ugc_npc_nickname_registry_attrib.OwnerGuid = ownerGuid;

        setQueryType(QueryType.Insert);

        setExceptionHandler(new DynamoDbQueryExceptionNotifier.ExceptionHandler(DynamoDbQueryExceptionNotifier.ConditionalCheckFailed, ServerErrorCode.UgcNpcNicknameDuplicated));
    }

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

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

    protected override ServerErrorCode onCheckAndSetSK(string sortKey)
    {
        getPrimaryKey().fillUpSK(sortKey);
        setCombinationKeyForSK(sortKey);
        return ServerErrorCode.Success;

    }
    public static async Task<(Result, UgcNpcNicknameRegistryAttrib?)> findNickname(OWNER_GUID ownerGuid, string toCheckNickname)
    {
        var result = new Result();

        var server_logic = ServerLogicApp.getServerLogicApp();            
        var dynamo_db_client = server_logic.getDynamoDbClient();

        (result, var make_primary_key) = await DynamoDBDocBaseHelper.makePrimaryKey<UgcNpcNicknameRegistryDoc>(ownerGuid, toCheckNickname);
        if(result.isFail())
        {
            return (result, null);
        }
        NullReferenceCheckHelper.throwIfNull(make_primary_key, () => $"make_primary_key is null !!! - toCheckNickname:{toCheckNickname}, ownerGuid:{ownerGuid}");
        var query_config = dynamo_db_client.makeQueryConfigForReadByPKSK(make_primary_key.PK, make_primary_key.SK);

        (result, var found_nicknames) = await dynamo_db_client.simpleQueryDocTypesWithQueryOperationConfig<UgcNpcNicknameRegistryDoc>(query_config);
        if (result.isFail())
        {
            return (result, null);
        }

        if(found_nicknames.Count == 0)
        {
            result.setFail(ServerErrorCode.TargetUserNotFound);
            return (result, null);
        }

        var nickname_attrib = found_nicknames[0].getAttrib<UgcNpcNicknameRegistryAttrib>();
        if (nickname_attrib == null)
        {
            result.setFail(ServerErrorCode.AttribNotFound);
            return (result, null);
        }

        return (result, nickname_attrib);
    }
}