using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

namespace Assets.Scripts
{
    public class PlayerCamera : MonoBehaviour
    {
        UIHandler uihandler;
        GameObject player;
        Vector2 rotation = Vector2.zero;
	    public float mouseSpeed = 1; //the sensibility
        public float controllerSpeed = 0.01f; //the sensibility
        float xMaxLimit = 50.0f;
        float xMinLimit = -50.0f;
        GameObject interact;

        // Start is called before the first frame update
        void Start()
        {
            uihandler = GameObject.Find("UIHandler").GetComponent<UIHandler>();
            player = gameObject.transform.parent.gameObject;
            interact = GameObject.Find("pnlInteract");
            interact.transform.localScale = new Vector3(0,0,0);
        }

        // Update is called once per frame
        void Update()
        {
            transform.position = new Vector3(transform.parent.transform.position.x, transform.position.y, transform.parent.transform.position.z);
        }

        private void FixedUpdate()
        {
            showInformation();
        }

        public void lookAround(Vector2 view, bool isController){
            rotation.y += view.x;
            rotation.x += -view.y;
            rotation.x = Mathf.Clamp(rotation.x, xMinLimit, xMaxLimit);
            if(isController){
                transform.eulerAngles = (Vector2)rotation * controllerSpeed;
            }
            else{
                transform.eulerAngles = (Vector2)rotation * mouseSpeed;
            }
        }

        public GameObject interactWithObject()
        {
            RaycastHit hit;
            if (Physics.Raycast(transform.position, transform.forward, out hit, 3))
            {
                if (hit.collider.gameObject.tag.ToLower().Contains("object"))
                {
                    return hit.collider.gameObject;
                }
            }
            return null;
        }

        void showInformation()
        {
            RaycastHit hit;
            interact.transform.localScale = new Vector3(0,0,0);
            if (Physics.Raycast(transform.position, transform.forward, out hit, Mathf.Infinity))
            {
                if (hit.collider.gameObject.tag.ToLower().Contains("object"))
                {
                    string obj = hit.collider.gameObject.tag.Split(':')[1];
                    if(hit.distance <= 3 && !obj.ToLower().Equals("house")){
                        interact.transform.localScale = new Vector3(1,1,1);
                    }
                    switch (obj.ToLower())
                    {
                        case "tree":
                            displayInformation("Tree");
                            break;
                        case "stone":
                            displayInformation("Rock");
                            break;
                        case "npc":
                            displayInformation("NPC");
                            break;
                        case "enemy":
                            displayInformation(hit.collider.gameObject.GetComponent<Enemy>().getEnemyName());
                            break;
                        case "house":
                            displayInformation("House");
                            break;
                        case "door":
                            displayInformation("Door");
                            break;
                        case "chest":
                            displayInformation("Chest");
                            break;
                        case "ore":
                            if(hit.collider.gameObject.name.ToLower().Contains("iron")){
                                displayInformation("Iron ore");
                            }
                            else if(hit.collider.gameObject.name.ToLower().Contains("gold")){
                                displayInformation("Gold ore");
                            }
                            else if(hit.collider.gameObject.name.ToLower().Contains("copper")){
                                displayInformation("Copper ore");
                            }
                            else if(hit.collider.gameObject.name.ToLower().Contains("tin")){
                                displayInformation("Tin ore");
                            }
                            break;
                        default:
                            uihandler.hideInformation();
                            break;
                    }
                }
                else
                {
                    uihandler.hideInformation();
                }
            }
            else
            {
                uihandler.hideInformation();
            }
        }

        private void displayInformation(string information)
        {
            if (!uihandler.isPlayerInFight())
            {
                uihandler.displayInformation(information);
            }
            else
            {
                uihandler.hideInformation();
            }
        }
    }
}