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

public class camera2_5dZoneLimitSystem : MonoBehaviour
{
    [Header ("Main Settings")]
    [Space]

    public bool useCameraLimit = true;

    public bool setCameraForwardPosition;
    public float cameraForwardPosition;

    public bool useMoveInXAxisOn2_5d;

    [Space]
    [Header ("Limit Width Settings")]
    [Space]

    public bool useWidthLimit = true;
    public float widthLimitRight;
    public float widthLimitLeft;

    [Space]
    [Header ("Limit Height Settings")]
    [Space]

    public bool useHeightLimit = true;
    public float heightLimitUpper;
    public float heightLimitLower;

    [Space]
    [Header ("Limit Depth Settings")]
    [Space]

    public bool useDepthLimit;
    public float depthLimitFront;
    public float depthLimitBackward;

    [Space]
    [Header ("Set Limit At Start Settings")]
    [Space]

    public bool startGameWithThisLimit;
    public GameObject playerForView;
    public bool useMultiplePlayers;
    public List<GameObject> playerForViewList = new List<GameObject> ();

    [Space]
    [Header ("Gizmo Settings")]
    [Space]

    public bool showGizmo;
    public Color gizmoColor = Color.white;
    public float gizmoRadius = 0.2f;
    public Color depthGizmoColor = Color.white;

    Vector3 currentPosition;

    GameObject currentPlayer;

    Vector3 horizontalRightUpperLinePosition;
    Vector3 horizontalLeftUpperLinePosition;
    Vector3 horizontalRightLowerLinePosition;
    Vector3 horizontalLeftLowerLinePosition;
    Vector3 verticalRightUpperLinePosition;
    Vector3 verticalRightLowerLinePosition;
    Vector3 verticalLeftUpperLinePosition;
    Vector3 verticalLefttLowerLinePosition;

    Vector3 depthFrontPosition;
    Vector3 depthBackwardPosition;

    float totalWidth;
    float totalheight;

    playerController playerControlerManager;
    playerCamera playerCameraManager;

    void Start ()
    {
        if (startGameWithThisLimit) {
            if (useMultiplePlayers) {
                for (int k = 0; k < playerForViewList.Count; k++) {
                    setCurrentPlayer (playerForViewList [k]);

                    setCameraLimitOnPlayer ();
                }
            } else {
                setCurrentPlayer (playerForView);

                setCameraLimitOnPlayer ();
            }
        }
    }

    public void setCameraLimitOnPlayer ()
    {
        if (currentPlayer != null) {
            playerCameraManager.setCameraLimit (useCameraLimit, useWidthLimit, widthLimitRight, widthLimitLeft, useHeightLimit, heightLimitUpper,
                heightLimitLower, transform.position, useDepthLimit, depthLimitFront, depthLimitBackward);

            if (setCameraForwardPosition) {
                playerCameraManager.setNewCameraForwardPosition (cameraForwardPosition);
            }
        }
    }

    public void setCameraLimitOnPlayer (GameObject newPlayer)
    {
        setCurrentPlayer (newPlayer);

        setCameraLimitOnPlayer ();
    }

    public void setCurrentPlayer (GameObject newPlayer)
    {
        if (newPlayer == null) {
            print ("WARNING: the zone limit system is trying to assign an empty player, make sure the system is properly configured");

            return;
        }

        currentPlayer = newPlayer;

        playerComponentsManager mainPlayerComponentsManager = currentPlayer.GetComponent<playerComponentsManager> ();

        if (mainPlayerComponentsManager != null) {
            playerControlerManager = mainPlayerComponentsManager.getPlayerController ();
        }

        if (playerControlerManager != null && mainPlayerComponentsManager != null) {
            playerCameraManager = mainPlayerComponentsManager.getPlayerCamera ();
        } else {
            vehicleHUDManager currentVehicleHUDManager = applyDamage.getVehicleHUDManager (newPlayer);

            if (currentVehicleHUDManager != null && currentVehicleHUDManager.isVehicleBeingDriven ()) {

                currentPlayer = currentVehicleHUDManager.getCurrentDriver ();

                mainPlayerComponentsManager = currentPlayer.GetComponent<playerComponentsManager> ();

                playerControlerManager = mainPlayerComponentsManager.getPlayerController ();
                playerCameraManager = mainPlayerComponentsManager.getPlayerCamera ();
            }
        }
    }

    public void setConfigurationToPlayer ()
    {
        setCameraLimitOnPlayer ();
    }

    void OnDrawGizmos ()
    {
        if (!showGizmo) {
            return;
        }

        if (GKC_Utils.isCurrentSelectionActiveGameObject (gameObject)) {
            DrawGizmos ();
        }
    }

    void OnDrawGizmosSelected ()
    {
        DrawGizmos ();
    }

    void DrawGizmos ()
    {
        if (showGizmo) {

            currentPosition = transform.position;

            horizontalRightUpperLinePosition = currentPosition + Vector3.up * heightLimitUpper;
            horizontalLeftUpperLinePosition = currentPosition + Vector3.up * heightLimitUpper;
            horizontalRightLowerLinePosition = currentPosition - Vector3.up * heightLimitLower;
            horizontalLeftLowerLinePosition = currentPosition - Vector3.up * heightLimitLower;
            verticalRightUpperLinePosition = currentPosition + Vector3.up * heightLimitUpper;
            verticalRightLowerLinePosition = currentPosition - Vector3.up * heightLimitLower;
            verticalLeftUpperLinePosition = currentPosition + Vector3.up * heightLimitUpper;
            verticalLefttLowerLinePosition = currentPosition - Vector3.up * heightLimitLower;

            if (useMoveInXAxisOn2_5d) {
                horizontalRightUpperLinePosition += Vector3.right * widthLimitRight;
                horizontalLeftUpperLinePosition -= Vector3.right * widthLimitLeft;
                horizontalRightLowerLinePosition += Vector3.right * widthLimitRight;
                horizontalLeftLowerLinePosition -= Vector3.right * widthLimitLeft;
                verticalRightUpperLinePosition += Vector3.right * widthLimitRight;
                verticalRightLowerLinePosition += Vector3.right * widthLimitRight;
                verticalLeftUpperLinePosition -= Vector3.right * widthLimitLeft;
                verticalLefttLowerLinePosition -= Vector3.right * widthLimitLeft;
            } else {
                horizontalRightUpperLinePosition += Vector3.forward * widthLimitRight;
                horizontalLeftUpperLinePosition -= Vector3.forward * widthLimitLeft;
                horizontalRightLowerLinePosition += Vector3.forward * widthLimitRight;
                horizontalLeftLowerLinePosition -= Vector3.forward * widthLimitLeft;
                verticalRightUpperLinePosition += Vector3.forward * widthLimitRight;
                verticalRightLowerLinePosition += Vector3.forward * widthLimitRight;
                verticalLeftUpperLinePosition -= Vector3.forward * widthLimitLeft;
                verticalLefttLowerLinePosition -= Vector3.forward * widthLimitLeft;
            }

            Gizmos.DrawCube (transform.position, Vector3.one * gizmoRadius);

            if (useWidthLimit) {
                Gizmos.DrawLine (horizontalRightUpperLinePosition, horizontalLeftUpperLinePosition);
                Gizmos.DrawLine (horizontalRightLowerLinePosition, horizontalLeftLowerLinePosition);
            }

            if (useHeightLimit) {
                Gizmos.DrawLine (verticalRightUpperLinePosition, verticalRightLowerLinePosition);
                Gizmos.DrawLine (verticalLeftUpperLinePosition, verticalLefttLowerLinePosition);
            }

            if (useDepthLimit) {
                Gizmos.color = depthGizmoColor;

                totalWidth = widthLimitRight + widthLimitLeft;
                totalheight = heightLimitUpper + heightLimitLower;

                if (useMoveInXAxisOn2_5d) {
                    depthFrontPosition = transform.position + Vector3.forward * depthLimitFront / 2 + Vector3.right * widthLimitRight / 2 - Vector3.right * widthLimitLeft / 2;
                    depthFrontPosition += Vector3.up * heightLimitUpper / 2 - Vector3.up * heightLimitLower / 2;

                    Gizmos.DrawCube (depthFrontPosition, new Vector3 (totalWidth, totalheight, depthLimitFront));

                    depthBackwardPosition = transform.position - Vector3.forward * depthLimitBackward / 2 + Vector3.right * widthLimitRight / 2 - Vector3.right * widthLimitLeft / 2;
                    depthBackwardPosition += Vector3.up * heightLimitUpper / 2 - Vector3.up * heightLimitLower / 2;

                    Gizmos.DrawCube (depthBackwardPosition, new Vector3 (totalWidth, totalheight, depthLimitBackward));
                } else {

                    depthFrontPosition = transform.position + Vector3.right * depthLimitFront / 2 + Vector3.forward * widthLimitRight / 2 - Vector3.forward * widthLimitLeft / 2;
                    depthFrontPosition += Vector3.up * heightLimitUpper / 2 - Vector3.up * heightLimitLower / 2;

                    Gizmos.DrawCube (depthFrontPosition, new Vector3 (depthLimitFront, totalheight, totalWidth));

                    depthBackwardPosition = transform.position - Vector3.right * depthLimitBackward / 2 + Vector3.forward * widthLimitRight / 2 - Vector3.forward * widthLimitLeft / 2;
                    depthBackwardPosition += Vector3.up * heightLimitUpper / 2 - Vector3.up * heightLimitLower / 2;

                    Gizmos.DrawCube (depthBackwardPosition, new Vector3 (depthLimitBackward, totalheight, totalWidth));
                }
            }
        }
    }
}