using System;
using System.Collections.Generic;
using Inohara.DT;
using MU3.Battle;
using MU3.DataStudio;
using MU3.Game;
using MU3.User;
using UnityEngine;

namespace Inohara;

class Util {
    public static string GetLamp(BattleResult result) {
        if(result.playResult == PlayResult.Failed) {
            return "LOSS";
        }
        if(result.notesComboResult == NotesComboResult.None) {
            return "CLEAR";
        }
        if(result.notesComboResult == NotesComboResult.FullCombo) {
            return "FULL COMBO";
        }
        if(result.notesComboResult == NotesComboResult.AllBreak) {
            return "ALL BREAK";
        }
        return "INVALID";
    }

    public static string GetStringDiff(FumenDifficulty diff) {
        return diff switch {
            FumenDifficulty.Basic => "BASIC",
            FumenDifficulty.Advanced => "ADVANCED",
            FumenDifficulty.Expert => "EXPERT",
            FumenDifficulty.Master => "MASTER",
            FumenDifficulty.Lunatic => "LUNATIC",
            _ => "INVALID",
        };
    }

    public static BatchManualScore CreateScore(BattleResult result, SessionInfo info) {
        var timestampSec = (int)DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1)).TotalSeconds;
        return new BatchManualScore {
            score = result.technicalScore,
            difficulty = GetStringDiff(info.musicLevel),
            timeAchieved = (ulong)timestampSec * 1000,
            matchType = "inGameID",
            identifier = info.musicData.id.ToString(),
            bellLamp = result.bellComboResult == BellComboResult.None ? "NONE" : "FULL BELL",
            noteLamp = GetLamp(result),
            optional = new BatchManualOptional() {
                fast = result.numNotesFast,
                slow = result.numNotesLate,
                bellCount = result.numBellCatch,
                totalBellCount = result.numBellAny,
                damage = result.countDamage,
                platScore = result.platinumScore
            },
            judgements = new BatchManualJudgements() {
                cbreak = result.numNotesCBreak,
                breakMyBonesIWill = result.numNotesBreak,
                hit = result.numNotesHit,
                miss = result.numNotesMiss
            }
        };
    }

    public static BatchManualPBScore CreatePB(UserFumen fumen) {
        return new BatchManualPBScore {
            score = fumen.TechScoreMax,
            difficulty = GetStringDiff(fumen.Level),
            matchType = "inGameID",
            identifier = fumen.MusicId.ToString(),
            bellLamp = fumen.IsFullBell ? "FULL BELL" : "NONE",
            noteLamp =
                fumen.IsAllBreak ? "ALL BREAK" :
                fumen.IsFullCombo ? "FULL COMBO" :
                // fumen.isClear is a bool that seems to flag battle victory. Useless
                // basing this on score is ass but for the most part it will be accurate.
                fumen.TechScoreMax >= 940000 ? "CLEAR" :
                "LOSS",
            optional = new BatchManualPBOptional() {},
            judgements = new BatchManualPBJudgements() {}
        };
    }

    public static string CreateBatch(List<BatchManualScore> scores) {
        var bm = new BatchManual {
            meta = new BatchManualMeta {
                game = "ongeki",
                playtype = "Single",
                service = "inohara"
            },
            scores = scores.ToArray()
        };

        return JsonUtility.ToJson(bm).Replace("breakMyBonesIWill", "break");
    }

    public static string CreatePBBatch(List<BatchManualPBScore> scores) {
        var bm = new BatchManualPB {
            meta = new BatchManualPBMeta {
                game = "ongeki",
                playtype = "Single",
                service = "inohara-pb"
            },
            scores = scores.ToArray()
        };

        return JsonUtility.ToJson(bm);
    }
}