using Microsoft.AspNetCore.Mvc;
using SVSim.Database.Enums;
using SVSim.Database.Models;
using SVSim.Database.Repositories.Card;
using SVSim.Database.Repositories.Collectibles;
using SVSim.Database.Repositories.Globals;
using SVSim.Database.Repositories.Viewer;
using SVSim.EmulatedEntrypoint.Constants;
using SVSim.EmulatedEntrypoint.Models.Dtos;
using SVSim.EmulatedEntrypoint.Models.Dtos.Requests;
using SVSim.EmulatedEntrypoint.Models.Dtos.Responses;

namespace SVSim.EmulatedEntrypoint.Controllers;

public class LoadController : SVSimController
{
    private readonly IViewerRepository _viewerRepository;
    private readonly ICardRepository _cardRepository;
    private readonly ICollectionRepository _collectionRepository;
    private readonly IGlobalsRepository _globalsRepository;

    public LoadController(IViewerRepository viewerRepository, ICardRepository cardRepository, ICollectionRepository collectionRepository, IGlobalsRepository globalsRepository)
    {
        _viewerRepository = viewerRepository;
        _cardRepository = cardRepository;
        _collectionRepository = collectionRepository;
        _globalsRepository = globalsRepository;
    }

    [HttpPost("index")]
    public async Task<ActionResult<IndexResponse>> Index(IndexRequest request)
    {
        Viewer? viewer = await _viewerRepository.GetViewerByShortUdid(long.Parse(User.Claims
            .FirstOrDefault(claim => claim.Type == ShadowverseClaimTypes.ShortUdidClaim).Value));
        
        if (viewer == null)
        {
            return NotFound();
        }

        List<ShadowverseCardEntry> allCollectibleCards = await _cardRepository.GetAll(true);
        List<ShadowverseCardEntry> allBasicCards = await _cardRepository.GetAllBasic();
        List<OwnedCardEntry> ownedCards = viewer.Cards;
        List<OwnedCardEntry> allCardsAsOwned = allCollectibleCards.GroupJoin(ownedCards, card => card.Id,
            ownedCard => ownedCard.Card.Id,
            (card, foundOwnedCards) =>
            {
                OwnedCardEntry ownedCard = foundOwnedCards.DefaultIfEmpty().FirstOrDefault() ?? new OwnedCardEntry
                {
                    Card = card,
                    Count = 0,
                    IsProtected = false
                };

                return ownedCard;
            }).ToList();
        allCardsAsOwned = allCardsAsOwned.Union(allBasicCards.Select(bc => new OwnedCardEntry
        {
            Card = bc,
            Count = 3,
            IsProtected = true
        })).ToList();
        
        List<LeaderSkinEntry> allLeaderSkins = await _collectionRepository.GetLeaderSkins();

        Dictionary<string, ClassExp> classExp = new Dictionary<string, ClassExp>();
        var classExpCurve = await _globalsRepository.GetClassExpCurve();

        List<ClassExp> classExps = new List<ClassExp>();
        
        int accumulateExp = 0;
        int? prevNecessaryExp = null;
        foreach (var entry in classExpCurve)
        {
            accumulateExp += entry.NecessaryExp;
            classExps.Add(new ClassExp
            {
                Level = entry.Id, // You need to specify the level value based on your logic
                NecessaryExp = entry.NecessaryExp,
                DiffExp = prevNecessaryExp.HasValue ? entry.NecessaryExp - prevNecessaryExp.Value : entry.NecessaryExp,
                AccumulateExp = accumulateExp
            });
            prevNecessaryExp = entry.NecessaryExp;
        }

        return new IndexResponse
        {
            UserTutorial = new UserTutorial
            {
                TutorialStep = viewer.MissionData.TutorialState
            },
            UserInfo = new UserInfo(int.Parse(Request.Headers["DEVICE"].FirstOrDefault()), viewer),
            UserCurrency = new UserCurrency(viewer),
            UserItems = viewer.Items.Select(item => new UserItem(item)).ToList(),
            UserRotationDecks = new UserFormatDeckInfo
            {
                UserDecks = viewer.Decks.Where(deck => deck.Format == Format.Rotation).Select(deck => new UserDeck(deck)).ToList()
            },
            UserUnlimitedDecks = new UserFormatDeckInfo
            {
                UserDecks = viewer.Decks.Where(deck => deck.Format == Format.Unlimited).Select(deck => new UserDeck(deck)).ToList()
            },
            UserMyRotationDecks = new UserFormatDeckInfo
            {
                UserDecks = viewer.Decks.Where(deck => deck.Format == Format.MyRotation).Select(deck => new UserDeck(deck)).ToList()
            },
            UserCards = allCardsAsOwned.Select(card => new UserCard(card)).ToList(),
            UserClasses = viewer.Classes.Select(viewerClass => new UserClass(viewerClass)).ToList(),
            Sleeves = viewer.Sleeves.ToDictionary(sleeve => sleeve.Id.ToString(), sleeve => new SleeveIdentifier { SleeveId = sleeve.Id }),
            UserEmblems = viewer.Emblems.Select(emblem => new EmblemIdentifier { EmblemId = emblem.Id }).ToList(),
            UserDegrees = viewer.Degrees.Select(degree => new DegreeIdentifier { DegreeId = degree.Id }).ToList(),
            LeaderSkins = allLeaderSkins.ToDictionary(skin => skin.Id.ToString(), skin => new UserLeaderSkin(skin, viewer.LeaderSkins.Any(vs => vs.Id == skin.Id))),
            MyPageBackgrounds = viewer.MyPageBackgrounds.Select(mpbg => mpbg.Id).ToList(),
            LootBoxRegulations = new LootBoxRegulations(),
            GatheringInfo = new GatheringInfo(),
            IsBattlePassPeriod = false,
            BattlePassLevelInfo = null,
            SpecialCrystalInfos = new List<SpecialCrystalInfo>(),
            AvatarRotationInfo = null,
            MyRotationInfo = null,
            FeatureMaintenances = new List<FeatureMaintenance>(),
            PreReleaseInfo = null,
            SpotCards = new Dictionary<string, int>(),
            ReprintedCards = new Dictionary<string, long>(),
            UnlimitedBanList = new Dictionary<string, int>(),
            LoadingTipCardExclusions = new List<long>(),
            MaintenanceCards = new List<CardIdentifier>(),
            RedEtherOverrides = new List<RedEtherOverride>(),
            DailyLoginBonus = new DailyLoginBonus(),
            UserRankedMatches = new List<UserRankedMatches>(),
            UserRankInfo = new Dictionary<string, UserRankInfo>(),
            ArenaConfig = new ArenaConfig(),
            ArenaInfos = new List<ArenaInfo>(),
            RotationSets = (await _cardRepository.GetCardSets(true)).Select(set => new CardSetIdentifier { SetId = set.Id }).ToList(),
            UserConfig = new UserConfig(),
            OpenBattlefieldIds = (await _globalsRepository.GetBattlefields(true)).ToDictionary(bf => bf.Id.ToString(), bf => bf.Id),
            DefaultSettings = new DefaultSettings(await _globalsRepository.GetGameConfiguration("default")),
            ClassExp = classExps.ToDictionary(kv => kv.Level.ToString(), kv => kv),
            RankInfo = (await _globalsRepository.GetRankInfo()).Select(ri => new RankInfo(ri)).ToDictionary(ri => ri.RankId.ToString(), ri => ri)
        };
    }
}