using System.Collections;
using System.Collections.Generic;
using Assets.HeroEditor4D.Common.Scripts.CharacterScripts;
using Assets.HeroEditor4D.Common.Scripts.Enums;
using Mirror;
using TMPro;
using Firebase.Firestore;
using Firebase.Extensions;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.SceneManagement;
using GooglePlayGames;
using UnityEngine.SocialPlatforms;
using Firebase.Auth;
using UnityEngine.UI;
using Newtonsoft.Json;

public class playerNetwork : NetworkBehaviour
{
    public const float ATTACK_COOLDOWN = 0.6f;
    [HideInInspector]
    public StatManager statManager;

    //public const int XPFORLEVEL = 10;
   [SyncVar(hook =nameof(OnHealthChanged))] public int health = 100;
    public Character4D character;
    public characterManager characterMan;

    [SyncVar(hook =nameof(OnDirectionChanged))]
    public Vector2 directionNetwork;
    [SyncVar(hook =nameof(OnAnimChanged))]
    public int animIntNetwork;

    [SyncVar(hook = nameof(onKillCountChange))]
    public int enemyKillCount;
    // public int xp { get{
    //     int val = 0;
    //     for(int i =5; i <= enemyKillCount; i+=5){
    //         val = enemyKillCount;
    //     }
    //     return val;
    // }}
    [SyncVar(hook = nameof(OnXpChanged))]
    public int XP;

    public int lvl2 { get{
        return GetLevelForKills2(enemyKillCount);
    }}

    public int GetLevelForKills2(int kills){
        int val = 0;
        for(int i =10; i <= kills; i+=10){
            val ++;
        }
        return val;
    }


    public int lvl{
        get{
            return GetLevelByXp(XP);
        }
    }


    public int GetLevelByXp(int xp){
        // int level = Mathf.CeilToInt(Mathf.Sqrt(xp/100f));
        // if(level <= 0){level = 1;}

        // return level;

        int level = Mathf.CeilToInt(Mathf.Log(xp / 100f,2) + 1);
        if(level <=0){level = 1;}
        return level;
        // int level = 1;
        // int xpNeeded = 100;

        // while (xp >= xpNeeded)
        // {
        //     level++;
        //     xpNeeded = 100 * (int)Mathf.Pow(2, level - 1);
        // }

        // return level - 1;
    }

    public int GetXpForLevel(int level){
        if (level <= 0)
            level = 1;

        return Mathf.FloorToInt(100 * Mathf.Pow(2, level - 1));
    }


    public float XpSliderVal{
        get{

            int nextLevelXp = GetXpForLevel(lvl);
            int prevLevelXp = GetXpForLevel(lvl-1);

            if(nextLevelXp == prevLevelXp){
                prevLevelXp = 0;
            }

            int range = nextLevelXp - prevLevelXp;
            // Debug.Log($"{XP-prevLevelXp} / {range}");
            //Debug.Log($"next : {nextLevelXp}, prev: {prevLevelXp}, xp:{XP}, xpSince:{XP-prevLevelXp}");
            return ((float)(XP-prevLevelXp) / (float)range);
        //     int nextLevel = lvl+1;

        // int curLevelXp = lvl * lvl;
        // int nextLevelXp = nextLevel * nextLevel;
        // // Debug.Log($"Xp Calc: {XP}-{curLevelXp}/{nextLevelXp} - {curLevelXp}");
        // // Debug.Log($"{curLevelXp-XP}/{nextLevelXp - curLevelXp}");
        // if(XP == 0){return 0;}
        // return 1f - ((float)(curLevelXp - XP) /  (float)(nextLevelXp- curLevelXp));
        }
        
    }

    [SyncVar]
    public string playerName;
    [SyncVar]
    public int playerCoin;

    public TMP_Text txtEnemyKillCount;
    public TMP_Text txtPlayerName;
    public TMP_Text questText;
    public GameObject questUI;
    public TMP_Text coinText;
    public TMP_Text xpText;
    public TMP_Text lvlText;
    public Slider xpSlider;
    public GameObject[] xpSliderSlots;
    public TMP_Text xpEnableTxt;
    //public TMP_Text attackDmgEnableTxt;

    public GameObject canvas;
    public Slider healthBar;
    public Slider armorBar;
    public Inventory inventory;
    public static Transform localPlayerTransform;
    public GameObject healthVfx; 
    public GameObject damageVfx;

    public GameObject levelUpVfx;
    public QuestScriptable currentQuest;
    public List<QuestAction> questActions;
    public List<string> completedQuests;

    public GameObject projectile;

    public void QuestFunction(QuestScriptable questData){
        currentQuest = questData;
        questText.text = questData.questTitle;
        questUI.SetActive(true);

        foreach(QuestAction quest in questActions){
            if(quest.questData == questData){
                quest.activate();
            }
        }
    }

    public void CompleteQuest(QuestScriptable questData){
        if(questData != currentQuest){
            Debug.LogError("Completed a quest that wasnt even active");
            return;
        }
        completedQuests.Add(currentQuest.name);    
        currentQuest = null;
        
        questText.text = "Quest Completed! Found 1000 coins from Cave-Chest";
        playerCoin += questData.rewardAmount;
        coinText.text = playerCoin.ToString();
        //add delay
        StartCoroutine(DelayUI());
        

    }
    IEnumerator DelayUI(){
        yield return new WaitForSecondsRealtime(10f);
        questUI.SetActive(false);
    }

    public static void registerQuestAction(QuestAction action){
        localPlayerTransform.GetComponent<playerNetwork>().questActions.Add(action);
    }


    void Start(){

        // for(int i =0; i < 2000; i+=10){
        //     int level = GetLevelByXp(i);
        //     int xp = GetXpForLevel(level);
        //     Debug.Log($"{i} : {level} : {xp}");
        // }

        if(!isLocalPlayer){
            
            canvas.SetActive(false);
        }else{

            localPlayerTransform = transform;
            cameraRPG.instance.SetTarget(transform);
            #if UNITY_EDITOR
                ResetHealthAndArmor();
            #else
            LoadPlayerData();
            #endif

            statManager.OnStatsChanged += ConfigArmorHealthSliders;
            
            if(isServer){
                playerName = gplayAuth.userNameCloud;
            }
            else{
                CmdSetName(gplayAuth.userNameCloud);
            }
            
        }
    }

    public void SavePlayerData(){
        #if UNITY_EDITOR
            return;
        #endif
        Debug.Log("*** Save Method Got Called ! ***");

        if(!isLoaded){
            Debug.Log("*** Save Method Return ***");
            return;
        }
         FirebaseFirestore db = FirebaseFirestore.DefaultInstance;

            //int playerCoin = int.Parse(coins.text);
            Dictionary<string, object> saveValues = new Dictionary<string, object>{
      
                {"playerInventory" , JsonConvert.SerializeObject(inventory.inventoryManager.GetEntries())},
                {"playerHealth" , health},
                {"playerCoin", playerCoin},
                {"killCount", enemyKillCount},
                {"xp", XP},
                {"completedQuest", completedQuests},
                {"playerStats", statManager.PlayerStats},

            }; 

            DocumentReference docRef = db.Collection("PlayerData").Document(gplayAuth.userID);
            docRef.SetAsync(saveValues).ContinueWithOnMainThread(task => {
                if(task.IsCompleted){
                    Debug.Log("**** Save Completed Firestore ****");
                }
                else{
                    Debug.Log("**** Failed to save data to firestore ****");
                }
            });
    }
    public bool isLoaded = false;
    public void LoadPlayerData(){
        #if UNITY_EDITOR
            return;
        #endif
        Debug.Log("**** Data Load method got called ****");
        FirebaseFirestore db = FirebaseFirestore.DefaultInstance;
        DocumentReference docRef = db.Collection("PlayerData").Document(gplayAuth.userID);

            docRef.GetSnapshotAsync().ContinueWithOnMainThread(task => {
                DocumentSnapshot snapshot = task.Result;
                if(snapshot.Exists){
                    Debug.Log("**** Found previous Data to load ****");
                    //load data 
                    // Dictionary<string,object> dic = snapshot.ToDictionary(ServerTimestampBehavior.Estimate);
                    // Debug.Log("Reading data");
                    // foreach(KeyValuePair<string,object> item in dic){
                    //     Debug.Log(item.Key + " : " +item.Value.ToString());
                    // }
                    //saveNameTxt.text = snapshot.GetValue<string>("playerName");
                    //load kills
                    int _enemyKillCount = snapshot.GetValue<int>("killCount");
                    SetEnemyKillCount(_enemyKillCount);
                    //load XP
                    XP = snapshot.GetValue<int>("xp");
                    //Load coin
                    int _playerCoin = snapshot.GetValue<int>("playerCoin");
                    SetPlayerCoins(_playerCoin);
                    // coinText.text = snapshot.GetValue<int>("playerCoin").ToString();

                    //Load Health
                    int savedHealth = snapshot.GetValue<int>("playerHealth");
                    SetHealth(savedHealth);
                    ResetHealthAndArmor();
                    healthBar.value =(savedHealth);
                    armorBar.value = savedHealth;
                    //load Inventory
                     Dictionary<int, string> inventoryGetData = JsonConvert.DeserializeObject<Dictionary<int, string>>(snapshot.GetValue<string>("playerInventory"));
                     inventory.inventoryManager.SetInventory(inventoryGetData);

                    completedQuests = snapshot.GetValue<List<string>>("completedQuest");

                    statManager.loadFromCloudSave(snapshot.GetValue<Dictionary<string, int>>("playerStats"));

                    isLoaded = true;
                }else{
                    //show error previous data doesnt exists to load 
                    Debug.Log("**** No previous data to load ****");
                    isLoaded = true;

                }
            });
    }
    void CmdSetName(string nameValue){
        playerName = nameValue;
    }

    void OnDirectionChanged(Vector2 oldVal, Vector2 newVal){
        character.SetDirection(newVal);
    }

    void OnAnimChanged(int oldVal, int newVal){
        if(isLocalPlayer){return;}
        character.AnimationManager.SetState((CharacterState)newVal);
    }

    float attackTimer = 0;
    [HideInInspector]
    public PlayerAttack playerAttack;
    void Update(){
        if(isLocalPlayer){

            if(attackTimer >0){attackTimer-=Time.deltaTime;}

            if(isServer){
                SetAnimationData(character.Direction, character.Animator.GetInteger("State"));
            }else{
                CmdUpdateAnim(character.Direction, character.Animator.GetInteger("State"));
            }

            healthBar.value =(health);
            armorBar.value = health;
            txtEnemyKillCount.text = enemyKillCount.ToString();
            coinText.text = playerCoin.ToString();
            txtPlayerName.text = gplayAuth.userNameCloud;
        }
        ShowXP();
        ShowLevel();
        
    }

    [Command]
    void CmdUpdateAnim(Vector2 direction, int animState){
        SetAnimationData(direction, animState);   
    }

    void SetAnimationData(Vector2 direction, int animState){
        directionNetwork = direction;
        animIntNetwork = animState;
        if(!isLocalPlayer){
            character.AnimationManager.SetState((CharacterState)animState);
            character.SetDirection(direction);
        }    
    }

    void OnHealthChanged(int oldVal, int newVal){
        
        if(!isLocalPlayer){return;}
        //
        if(oldVal < newVal){
        GameObject newObject = Instantiate(healthVfx , character.characterTransform());
        newObject.transform.localPosition = Vector3.zero;
        newObject.transform.parent = transform;

        //StartCoroutine (Couroutine_autoDisableVFX(newObject));
        vfxScript vfxSc = newObject.AddComponent<vfxScript>();
        
        }else if (oldVal > newVal ){
            //damage VFX
        GameObject newObject = Instantiate(damageVfx , character.characterTransform());
        newObject.transform.localPosition = new Vector3(0, 5f, 0);
        newObject.transform.parent = transform;

        //StartCoroutine (Couroutine_autoDisableVFX(newObject));
        vfxScript vfxSc = newObject.AddComponent<vfxScript>();
        // vfxSc.offsetVFX = new Vector3(0, 5f, 0);
        // vfxSc.target = character.characterTransform();
        }

        SavePlayerData();
        healthBar.value =(newVal);
        armorBar.value = newVal;
    }

    // IEnumerator Couroutine_autoDisableVFX(GameObject go){
    //     yield return new WaitForSecondsRealtime(5f);
    //     Destroy(go);
    // }

    void onKillCountChange(int oldval, int newval){
        
        if(!isLocalPlayer){return;}
        // int prevLevel = GetLevelForKills(oldval);
        // int newLevel = GetLevelForKills(newval);
        SavePlayerData();

        // if(newLevel > prevLevel){
        //     StartCoroutine(uiTxtDelay(25f));
        // }
        // if(enemyKillCount == 5 ){
        //     //SavePlayerData();
        //     //QuestComplete();
        //     AddCoin();
        // }
    }

    void OnXpChanged(int oldVal, int newVal){
        if(!isLocalPlayer){return;}

        int prevLevel = GetLevelByXp(oldVal);
        int newLevle = GetLevelByXp(newVal);


        if(newLevle > prevLevel){
            int levelChange = newLevle - prevLevel;
            GameObject newObject = Instantiate(levelUpVfx , character.characterTransform());
            newObject.transform.localPosition = Vector3.zero;
            newObject.transform.parent = transform;
            StartCoroutine(uiTxtDelay(25f, levelChange));
        }
    }

    public void SetHealth(int newvalue){
        if(isServer){
            health = newvalue;
            healthBar.value =(newvalue);    
            armorBar.value = newvalue;    
        }else{
            CmdSetHealth(newvalue);
        }
    }

    public void SetEnemyKillCount(int newValue){
        if(isServer){
            enemyKillCount = newValue;
        }else{
            CmdSetEnemyKillCount(newValue);
        }
    }

    public void SetPlayerCoins(int newVal){
        if(isServer){
            playerCoin = newVal;
        }else{
            CmdSetPlayerCoin(newVal);
        }
    }

    [Command]
    void CmdSetPlayerCoin(int newVal){
        playerCoin = newVal;
    }

    [Command]
    void CmdSetEnemyKillCount(int newValue){
        enemyKillCount = newValue;
    }

    [Command]
    void CmdSetHealth(int newValue){
        health = newValue;
    }

    public void TakeDamage(int attackDamage){
        serverTakeDmg(attackDamage);
        // if(isLocalPlayer){
        //     takedmg(attackDamage);        
        // }else if(isServer){
        //    RpcTakeDamage(attackDamage);
        // }
    }

    void serverTakeDmg(int damage){
        health -= damage;
        if(health <=0){
            RpcDeath();
            death();
        }
    }

    float xpTimer = 0;
    public void ShowXP(){
        if(xpTimer >0){xpTimer -= Time.deltaTime;return;}

        xpTimer = 1;
        xpText.text = (Mathf.RoundToInt(XP/100f) * 100f).ToString();
        xpSlider.value = XpSliderVal;

        for(int i=0; i < 10; i++){
            float val = (float)i /10f;
            xpSliderSlots[i].SetActive(xpSlider.value > val);
        }
    }
    public void ShowLevel(){
        lvlText.text = lvl.ToString();
    }

    public void OnEnemyKilled(int enemyLevel){
        //disable take damage and disable healthbar going backwards 
        int prevValue = lvl;
        // SavePlayerData();
        enemyKillCount++;
        //XP += (int)(enemyScript.XP_GAIN * (enemyLevel/2f));
        XP += enemyScript.XP_GAIN_Base + Mathf.FloorToInt(enemyScript.XP_GAIN * (enemyLevel-1));
    }

    IEnumerator uiTxtDelay (float delayTime, int levelChange){
        //enable 
        xpEnableTxt.gameObject.SetActive(true);
            //int attackDamageChange= 5 * levelChange;

        //attackDmgEnableTxt.gameObject.SetActive(true);
        //attackDmgEnableTxt.text = "Attack Damage + " + attackDamageChange;
        yield return new WaitForSecondsRealtime(delayTime);
        //disable
        xpEnableTxt.gameObject.SetActive(false);
        //attackDmgEnableTxt.gameObject.SetActive(false);

    }
    // public void QuestComplete(){
    //     //task completion logic 
    //     // Strikethrough the text
        
    //     //questText.text = "<s>Kill 5 Enemies to claim 100Golds</s> Completed";
    //     Debug.Log("First quest completed");
    // }
    public void AddCoin(){
        
        playerCoin += 100;
        coinText.text = playerCoin.ToString();
    }

    [ClientRpc]
    public void RpcDeath(){
        death();
    }
    public bool isDead = false;
    public void death(){
        Debug.Log("Death called");
        character.AnimationManager.Die();
        isDead = true;
        
        StartCoroutine(CouroutineWaitDeath());
        // throw new System.Exception();
    }

    IEnumerator CouroutineWaitDeath (){
        yield return new WaitForSecondsRealtime(3);
        isDead = false;
        playerRespawn();
        
    }

    public void OnAttack(){
        if(attackTimer > 0){
            return;
        }
        characterMan.SetActiveWeapon(78);

        attackTimer = ATTACK_COOLDOWN;
        if(isLocalPlayer){
            PlayAttackAnim();
            playerAttack.Attack(false);
            if(isServer){
                RpcPlayAttackAnim();
            }else{
                CmdPlayAttackAnim();
            }
        }
    }

    public int MagicAttackWeaponIndex = 52;
    public void OnMagicAttack(){
        if(attackTimer > 0){
            return;
        }

        attackTimer = ATTACK_COOLDOWN;
        characterMan.SetActiveWeapon(MagicAttackWeaponIndex);
        if(isLocalPlayer){
            PlayAttackAnim();
            //? 
            playerAttack.MagicalAttack();
            playerAttack.Attack(true);
            if(isServer){
                RpcPlayAttackAnim();
            }else{
                CmdPlayAttackAnim();
            }
        }
    }

    [Command]
    void CmdPlayAttackAnim(){
        PlayAttackAnim();
        RpcPlayAttackAnim();
    }

    [ClientRpc]
    void RpcPlayAttackAnim(){
        if(isLocalPlayer){return;}
        PlayAttackAnim();
    }

    void PlayAttackAnim(){
        switch (character.WeaponType)
        {
            case WeaponType.Melee1H:
            case WeaponType.Paired:
                character.AnimationManager.Slash(twoHanded: false);
                break;
            case WeaponType.Melee2H:
                character.AnimationManager.Slash(twoHanded: true);
                break;
            case WeaponType.Bow:
                character.AnimationManager.ShotBow();
                break;
        }
    }

    public void playerRespawn(){
        Debug.Log("Respawning");
        // healthBar.SetMaxHealth(statManager.GetEffectiveValue("health"));
        ResetHealthAndArmor();
        healthBar.value = health;
        
        character.AnimationManager.SetState(CharacterState.Idle);
        Transform newSpawnLocationPlayer = GameManager.instance.spawnPointsPlayer.GetChild(Random.Range(0,GameManager.instance.spawnPointsPlayer.childCount));
        transform.position = newSpawnLocationPlayer.position;
    }
    
    void ResetHealthAndArmor(){
        healthBar.maxValue = statManager.GetEffectiveValue("health");
        health = statManager.GetEffectiveValue("health") + statManager.GetEffectiveValue("defence");

        // Debug.Log($"Setting armor bar, maxVal:{health}, minVal:{healthBar.maxValue}, val:{health}");
        armorBar.maxValue = health;
        armorBar.minValue = healthBar.maxValue;
        armorBar.value = health;
    }

    void ConfigArmorHealthSliders(){
        healthBar.maxValue = statManager.GetEffectiveValue("health");
        float maxHealth = statManager.GetEffectiveValue("health") + statManager.GetEffectiveValue("defence");
        // Debug.Log($"Setting armor bar, maxVal:{health}, minVal:{healthBar.maxValue}, val:{health}");
        armorBar.maxValue = maxHealth;
        armorBar.minValue = healthBar.maxValue;
        armorBar.value = health;
        healthBar.value = health;
    }

    //Pickup
    public void PickupObject(pickup item){
        if(!isServer){ Debug.LogError("Cant call command on client, 403"); return; }
        if(isLocalPlayer){
            pickupObject(item.lootData.type);
        }else{
        RpcPickupObject(item.lootData.type);

        }
    }

    [ClientRpc]
    void RpcPickupObject(string type){
        if(isLocalPlayer){
            pickupObject(type);
        }
    }

    void pickupObject(string type){
        
        inventory.AddItem(type);
    }

    public void DropPickup(string type){
        if(isServer){
            GameManager.instance.SpawnPickup(type,transform.position + new Vector3(0.85f,0.6f));
        }else{
            CmdDropPickup(type);
        }
    }

    [Command]
    void CmdDropPickup(string type){
        GameManager.instance.SpawnPickup(type,transform.position + new Vector3(4,0));
    }


    int magicalDmg = 0;


    public void MagicalAttack(Vector3 direction, float magicalProjectileSpawnOffset, int dmg)
    {
        if (isServer)
        {
            magicalAttack(direction, magicalProjectileSpawnOffset, dmg);
        }
        else
        {
            CmdMagicalAttack(direction, magicalProjectileSpawnOffset, dmg);
        }
    }


    [Command]
    void CmdMagicalAttack(Vector3 direction, float magicalProjectileSpawnOffset, int dmg)
    {
        magicalAttack(direction, magicalProjectileSpawnOffset, dmg);
    }

    void magicalAttack(Vector3 direction, float magicalProjectileSpawnOffset, int dmg)
    {
        magicalDmg = dmg;
        GameObject projectileSpawned = Instantiate(projectile, transform.position + (direction * magicalProjectileSpawnOffset), Quaternion.identity);
        RangeProjectile _projectile = projectileSpawned.GetComponent<RangeProjectile>();
        _projectile.direction = direction;
        _projectile.OnHit.AddListener(OnMagicalHit);
        _projectile.shooterId = netId;

        NetworkServer.Spawn(projectileSpawned);
    }

    

    void OnMagicalHit(enemyScript victim)
    {
        int damageamount = magicalDmg + (lvl * 5);

        victim.TakeMagicalDamage(damageamount, netId);
    }





    public void GoBackMenu(){
        startClient.instance.networkManager.StopClient();
        SceneManager.LoadScene("GameLogin");

#if UNITY_EDITOR || UNITY_SERVER || UNITY_STANDALONE_WIN
#else
        PlayGamesPlatform.Instance.SignOut();
        Firebase.Auth.FirebaseAuth.DefaultInstance.SignOut();
#endif

    }
}