using Assets.Scripts;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.InputSystem;
using UnityEngine.UI;
using Assets.Scripts.Player;

public class Controls : MonoBehaviour
{
    GameObject player;
    GameObject fight;
    GameObject worldGen;
    GameObject playerCam;
    UIHandler uihandler;
    GameObject currentHouse;
    Vector3 input;
    Vector2 view;
    PlayerInput playerInput;
    MoveDirection direction;


    void Start()
    {
        player = GameObject.Find("Player");
        fight = GameObject.Find("Fight");
        worldGen = GameObject.Find("WorldGenerator");
        playerCam = GameObject.Find("Main Camera");
        uihandler = GameObject.Find("UIHandler").GetComponent<UIHandler>();
        input = new Vector3();
        view = new Vector2();
        playerInput = GetComponent<PlayerInput>();
        direction = MoveDirection.None;
    }

    // Update is called once per frame
    void Update()
    {
        if(playerInput.currentControlScheme == "Controller"){
            if(Cursor.lockState != CursorLockMode.Locked){
                Cursor.lockState = CursorLockMode.Locked;
            }
            GameObject.Find("txtInteract").GetComponent<Text>().text = GameObject.Find("txtInteract").GetComponent<Text>().text.Replace("[E]", "[ButtonEast]");
            GameObject.Find("txtInteraction_Tutorial").GetComponent<Text>().text = GameObject.Find("txtInteraction_Tutorial").GetComponent<Text>().text.Replace("[E]", "[ButtonEast]");
            GameObject.Find("txtTutorialGoal").GetComponent<Text>().text = GameObject.Find("txtTutorialGoal").GetComponent<Text>().text.Replace("[ESC]", "[Start]");
        }
        else{
            if(uihandler.canPlayerRotate()){
                Cursor.lockState = CursorLockMode.Locked;
            }
            else{
                Cursor.lockState = CursorLockMode.Confined;
            }
            GameObject.Find("txtInteract").GetComponent<Text>().text = GameObject.Find("txtInteract").GetComponent<Text>().text.Replace("[ButtonEast]", "[E]");
            GameObject.Find("txtInteraction_Tutorial").GetComponent<Text>().text = GameObject.Find("txtInteraction_Tutorial").GetComponent<Text>().text.Replace("[E]", "[ButtonEast]");
            GameObject.Find("txtTutorialGoal").GetComponent<Text>().text = GameObject.Find("txtTutorialGoal").GetComponent<Text>().text.Replace("[Start]", "[ESC]");
        }
        if(uihandler.state == UIState.GAME && playerInput.currentActionMap.name != "MainGame"){
            playerInput.SwitchCurrentActionMap("MainGame");
        }
        if(uihandler.state != UIState.GAME && playerInput.currentActionMap.name != "Menu"){
            playerInput.SwitchCurrentActionMap("Menu");
        }
        if (!player.GetComponent<PlayerGameObject>().takeDamage(0))
        {
            if (!uihandler.isPlayerInFight())
            {
                if (uihandler.canPlayerRotate()){
                    playerCam.GetComponent<PlayerCamera>().lookAround(view, playerInput.currentControlScheme == "Controller");
                }
            }
        }
    }

    public void FixedUpdate(){
        if (!player.GetComponent<PlayerGameObject>().takeDamage(0))
        {
            if (!uihandler.isPlayerInFight())
            {
                if (uihandler.canPlayerMove())
                {
                    player.GetComponent<PlayerGameObject>().move(input);
                }
            }
        }
        if(direction != MoveDirection.None){
            AxisEventData data = new AxisEventData(EventSystem.current);
            data.moveDir = direction;
            data.selectedObject = EventSystem.current.currentSelectedGameObject;
            ExecuteEvents.Execute(data.selectedObject, data, ExecuteEvents.moveHandler);
        }
    }

    public void OnLooking(InputValue value){
        view = value.Get<Vector2>();
    }

    public void OnMovement(InputValue value){
        try{
            input = value.Get<Vector3>();
        }catch{
            if(value.Get<Vector2>().x < 0){
                direction = MoveDirection.Left;
            }
            else if(value.Get<Vector2>().x > 0){
                direction = MoveDirection.Right;
            }
            else if(value.Get<Vector2>().y < 0){
                direction = MoveDirection.Down;
            }
            else if(value.Get<Vector2>().y > 0){
                direction = MoveDirection.Up;
            }
        }
        
    }

    public void OnInteraction(){
        if (uihandler.canPlayerMove())
        {
            GameObject target = playerCam.GetComponent<PlayerCamera>().interactWithObject();
            if (target != null)
            {
                switch (target.tag.Split(':')[1])
                {
                    case "Enemy":
                        fight.GetComponent<Fight>().startFight(worldGen.GetComponent<WorldGenerator>().getCurrentTile(), target, player);
                        break;
                    case "Tree":
                        GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Wood"));
                        Destroy(target);
                        break;
                    case "Stone":
                        GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Rock"));
                        Destroy(target);
                        break;
                    case "NPC":
                        target.GetComponent<NPC>().interact();
                        break;
                    case "Door":
                        target.GetComponent<Door>().interact();
                        break;
                    case "Chest":
                        target.GetComponent<Chest>().interact();
                        break;
                    case "Ore":
                        if(target.name.ToLower().Contains("iron")){
                            GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Iron ore"));
                        }
                        else if(target.name.ToLower().Contains("gold")){
                            GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Gold ore"));
                        }
                        else if(target.name.ToLower().Contains("copper")){
                            GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Copper ore"));
                        }
                        else if(target.name.ToLower().Contains("tin")){
                            GameObject.Find("Inventory").GetComponent<Inventory>().addItem(new Item("Tin ore"));
                        }
                        Destroy(target);
                        break;
                }
            }
        }
    }

    public void OnInventory(){
        uihandler.switchInventory();
    }

    public void OnQuestlog(){
        uihandler.switchQuestLog();
    }

    public void OnPause(){
        uihandler.switchPauseMenu();
    }

    public void OnSkillOne(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(1);
        }
    }

    public void OnSkillTwo(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(2);
        }
    }

    public void OnSkillThree(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(3);
        }
    }

    public void OnSkillFour(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(4);
        }
    }

    public void OnSkillFive(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(5);
        }
    }

    public void OnSkillSix(){
        if(uihandler.isPlayerInFight()){
            fight.GetComponent<Fight>().playerAction(6);
        }
    }
}