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


using Newtonsoft.Json;


using ServerCore;
using ServerBase;


using META_ID = System.UInt32;
using OWNER_GUID = System.String;



namespace ServerCommon;

public class ItemFirstPurchaseHistoryAttrib : AttribBase
{
    [JsonProperty("item_meta_id")]
    public META_ID ItemMetaId { get; set; } = 0;

    [JsonProperty("first_purchase_time")]
    public DateTime FirstPurchaseTime { get; set; } = new();

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

//=============================================================================================
// PK(Partition Key)                : "item_first_purchase_history#user_guid"
// SK(Sort Key)                     : "item_meta_id"
// DocType                          : ItemFirstPurchaseHistoryDoc
// ItemFirstPurchaseHistoryAttrib   : {}
// ...
//=============================================================================================
public class ItemFirstPurchaseHistoryDoc : DynamoDbDocBase
{
    private static string getPrefixOfPK() { return "item_first_purchase_history#"; }
    private static string getPrefixOfSK() { return ""; }

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

    public ItemFirstPurchaseHistoryDoc(string userGuid, META_ID socialActionMetaId)
        : base(typeof(ItemFirstPurchaseHistoryDoc).Name)
    {
        setCombinationKeyForPK(userGuid);
        setCombinationKeyForSK(socialActionMetaId.ToString());

        appendAttribWrapperAll();

        fillUpPrimaryKey(onMakePK(), onMakeSK());
    }

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

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

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

        return ServerErrorCode.Success;
    }
}