using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using System.Text.RegularExpressions;
using System.IO;
using System.Linq;
using GameKitController.Audio;
using UnityEngine.Events;

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

    public bool dialogEnabled = true;

    [Space]

    public bool useExtraTextAfterDialogOwnerName = true;

    public string extraTextAfterDialogOwnerName = ": ";

    public bool ignoreExtraTextIfOwnerNameIsEmpty;

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

    public Color regularAnswerColor = Color.white;
    public Color notAvailableAnswerColor = Color.red;
    public Color availableAnswerColor = Color.green;

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

    public string dialogueActiveAnimatorName = "Dialogue Active";

    [Space]
    [Header ("Debug")]
    [Space]

    public bool showDebugPrint;

    public string currentLanguage;

    public List<dialogPanelInfo> dialogPanelInfoList = new List<dialogPanelInfo> ();

    public dialogContentSystem currentDialogContentSystem;

    public dialogContentSystem previousDialogContentSystem;

    public int currentDialogContentIndex;

    public bool dialogActive;

    public bool dialogInProcess;

    public bool playDialogWithoutPausingPlayerActions;

    public bool showDialogLineWordByWord;

    public bool showDialogLineLetterByLetter;

    public bool playDialogsAutomatically;

    public bool canUseInputToSetNextDialog;

    public bool showFullDialogLineOnInputIfTextPartByPart;

    public bool useCustomTextAnchorAndAligment;

    public bool stopDialogIfPlayerDistanceTooFar;
    public float maxDistanceToStopDialog;
    public bool rewindLastDialogIfStopped;

    public bool textingShowingPartByPart;

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

    public UnityEvent eventOnPausePlayerActionsInput;
    public UnityEvent eventOnResumePlayerActionsInput;


    [Space]
    [Header ("Dialog Elements")]
    [Space]

    public GameObject dialogPanel;

    public Text currentDialogOwnerNameText;

    public GameObject dialogContentWithoutOptions;
    public GameObject dialogContentWithOptions;

    public Text mainLineText;

    public Transform mainLineTextWithoutOptions;
    public Transform mainLineTextWithOptions;

    public GameObject dialogOptionsPanel;
    public RectTransform dialogOptionsPanelRectTransform;
    public Transform dialogOptionsParent;

    public GameObject nextLineButton;
    public GameObject closeDialogButton;

    public ScrollRect dialogOptionsScrollRect;
    public RectTransform dialogOptionsScrollRectRectTransform;

    public GameObject dialogOptionPrefab;

    public RectTransform dialogOptionsWithDialogLinePosition;
    public RectTransform dialogOptionsWithoutDialogLinePosition;

    public RectTransform dialogOptionsListSizeWithDialog;
    public RectTransform dialogOptionsListSizeWithoutDialog;

    public GameObject simpleDialogContent;
    public Text simpleDialogText;

    public AudioSource dialogAudioSource;

    [Space]
    [Header ("Component Elements")]
    [Space]

    public GameObject playerGameObject;
    public usingDevicesSystem usingDevicesManager;
    public playerStatsSystem mainPlayerStatsSystem;
    public menuPause pauseManager;
    public playerController mainPlayerController;

    public Animator mainAnimator;


    remoteEventSystem currentRemoteEventSystem;

    completeDialogInfo currentCompleteDialogInfo;

    List<dialogInfo> currentDialogInfoList = new List<dialogInfo> ();

    dialogLineInfo currentDialogLineInfo;

    dialogInfo currentDialogInfo;

    string currentDialogLine;

    string previousDialogLine;

    Coroutine playDialogCoroutine;

    GameObject currentDialogContentSystemGameObject;

    Coroutine playNextDialogWithoutPausingPlayerShowingDialogLine;

    float lastTimeDialogStarted;

    Animator currentCharacterAnimator;

    bool useAnimations;

    bool playingCharacterAnimation;

    bool playingPlayerAnimation;

    Coroutine characterAnimationCoroutine;

    Coroutine disableDialogCharacterAnimatorCoroutine;

    private AudioElement _currentPlayingDialogAudioElement = new AudioElement ();


    bool useDialogContentTemplate;

    completeDialogInfoTemplate currentCompleteDialogInfoTemplate;

    simpleCompleteDialogInfo currentSimpleCompleteDialogInfo;

    List<simpleDialogInfo> dialogInfoList = new List<simpleDialogInfo> ();




    void Start ()
    {
        if (dialogPanel.activeSelf) {
            dialogPanel.SetActive (false);
        }

        checkCurrentGameLanguage ();
    }

    void Update ()
    {
        if (dialogActive && stopDialogIfPlayerDistanceTooFar) {
            if (GKC_Utils.distance (currentDialogContentSystemGameObject.transform.position, playerGameObject.transform.position) > maxDistanceToStopDialog) {
                stopPlayDialogWithoutPausingPlayerCoroutine ();

                dialogInProcess = false;

                previousDialogContentSystem.setDialogInProcessState (false);

                if (simpleDialogContent.activeSelf) {
                    simpleDialogContent.SetActive (false);
                }

                previousDialogContentSystem.activateEventOnDialogStopped ();

                closeDialog ();

                if (!rewindLastDialogIfStopped) {
                    currentDialogContentSystem.setNextCompleteDialogIndex ();
                }
            }
        }
    }

    void checkCurrentGameLanguage ()
    {
        currentLanguage = GKC_Utils.getCurrentLanguage ();
    }

    public void setNewDialogContent (dialogContentSystem newDialogContent)
    {
        checkCurrentGameLanguage ();

        dialogActive = true;

        if (pauseManager != null) {
            pauseManager.setSelectedUIGameObject (null);
        }

        currentDialogContentSystem = newDialogContent;

        currentDialogContentSystemGameObject = newDialogContent.gameObject;

        if (previousDialogContentSystem != currentDialogContentSystem) {
            if (dialogInProcess) {
                stopPlayDialogWithoutPausingPlayerCoroutine ();

                dialogInProcess = false;

                previousDialogContentSystem.setDialogInProcessState (false);

                if (simpleDialogContent.activeSelf) {
                    simpleDialogContent.SetActive (false);
                }

                previousDialogContentSystem.activateEventOnDialogStopped ();
            }

            previousDialogContentSystem = currentDialogContentSystem;
        } else {
            if (dialogInProcess) {
                if (!currentDialogContentSystem.playingExternalDialog) {
                    return;
                }
            }
        }

        currentDialogContentIndex = 0;

        currentCompleteDialogInfo = currentDialogContentSystem.completeDialogInfoList [currentDialogContentSystem.getCurrentDialogIndex ()];

        currentDialogInfoList = currentCompleteDialogInfo.dialogInfoList;

        currentDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        useDialogContentTemplate = currentDialogContentSystem.useDialogContentTemplate;



        if (useDialogContentTemplate) {
            currentCompleteDialogInfoTemplate = currentDialogContentSystem.getCompleteDialogInfoTemplateByLanguageName (currentLanguage);

            currentSimpleCompleteDialogInfo = currentCompleteDialogInfoTemplate.completeDialogInfoList [currentDialogContentSystem.getCurrentDialogIndex ()];

            dialogInfoList = currentSimpleCompleteDialogInfo.dialogInfoList;

            foreach (var dialogInfo in dialogInfoList)
                dialogInfo.InitializeAudioElements ();
        }



        if (currentDialogContentSystem.dialogOwner != null) {
            currentRemoteEventSystem = currentDialogContentSystem.dialogOwner.GetComponent<remoteEventSystem> ();
        }

        playDialogWithoutPausingPlayerActions = currentCompleteDialogInfo.playDialogWithoutPausingPlayerActions;

        showDialogLineWordByWord = currentCompleteDialogInfo.showDialogLineWordByWord;

        showDialogLineLetterByLetter = currentCompleteDialogInfo.showDialogLineLetterByLetter;

        playDialogsAutomatically = currentCompleteDialogInfo.playDialogsAutomatically;

        canUseInputToSetNextDialog = currentCompleteDialogInfo.canUseInputToSetNextDialog;

        showFullDialogLineOnInputIfTextPartByPart = currentCompleteDialogInfo.showFullDialogLineOnInputIfTextPartByPart;

        useCustomTextAnchorAndAligment = currentCompleteDialogInfo.useCustomTextAnchorAndAligment;

        stopDialogIfPlayerDistanceTooFar = currentCompleteDialogInfo.stopDialogIfPlayerDistanceTooFar;
        maxDistanceToStopDialog = currentCompleteDialogInfo.maxDistanceToStopDialog;
        rewindLastDialogIfStopped = currentCompleteDialogInfo.rewindLastDialogIfStopped;


        useAnimations = currentDialogContentSystem.useAnimations;

        if (useAnimations) {
            currentCharacterAnimator = currentDialogContentSystem.mainAnimator;
        }

        if (playDialogWithoutPausingPlayerActions) {
            playDialogWithoutPausingPlayer ();

            if (currentCompleteDialogInfo.pausePlayerMovementInput) {

                mainPlayerController.setCanMoveState (false);

                mainPlayerController.resetPlayerControllerInput ();

                mainPlayerController.resetOtherInputFields ();
            }

            if (currentCompleteDialogInfo.pausePlayerActionsInput) {
                eventOnPausePlayerActionsInput.Invoke ();
            }
        } else {
            usingDevicesManager.setUseDeviceButtonEnabledState (false);

            if (!dialogPanel.activeSelf) {
                dialogPanel.SetActive (true);
            }

            updateDialogContent ();
        }

        lastTimeDialogStarted = Time.time;

        currentDialogContentSystem.checkEventsOnDialog (true);

        currentDialogContentSystem.checkIfPauseOrResumeAI (true);
    }

    public void playDialogWithoutPausingPlayer ()
    {
        if (playDialogsAutomatically) {
            stopPlayDialogWithoutPausingPlayerCoroutine ();

            playDialogCoroutine = StartCoroutine (playDialogWithoutPausingPlayerCoroutine ());
        } else {
            currentDialogContentIndex = -1;

            playDialogWithoutPausingPlayerOneByOne ();
        }
    }

    public void inputPlayNextDialogWioutPausingPlayer ()
    {
        if (!canUseInputToSetNextDialog) {
            return;
        }

        if (!dialogInProcess && playDialogWithoutPausingPlayerActions) {
            return;
        }

        if (showDebugPrint) {
            print ("next dialog");
        }

        if (Time.time > lastTimeDialogStarted + 0.5f) {
            if (playDialogWithoutPausingPlayerActions) {
                if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
                    stopPlayDialogWithoutPausingPlayerCoroutine ();

                    if (textingShowingPartByPart && showFullDialogLineOnInputIfTextPartByPart) {

                        stopPlayNextDialogWithoutPausingPlayerShowingDialogLinePartByPartCoroutine ();

                        string dialogOwnerName = "";

                        string dialogContent = "";

                        if (useDialogContentTemplate) {
                            dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                            dialogContent = dialogInfoList [currentDialogContentIndex].dialogContent;
                        } else {
                            dialogOwnerName = currentDialogInfoList [currentDialogContentIndex].dialogOwnerName;
                            dialogContent = currentDialogInfoList [currentDialogContentIndex].dialogContent;
                        }

                        string textContent = dialogOwnerName;

                        if (useExtraTextAfterDialogOwnerName) {
                            textContent += extraTextAfterDialogOwnerName;

                            if (ignoreExtraTextIfOwnerNameIsEmpty) {
                                if (dialogOwnerName == null || dialogOwnerName == "") {
                                    textContent = "";
                                }
                            }
                        }

                        textContent += dialogContent;

                        simpleDialogText.text = textContent;
                    } else {
                        playNextDialogWithoutPausingPlayerShowingDialogLinePartByPart ();
                    }
                } else {
                    playNextDialogWithoutPausingPlayer ();
                }
            } else {
                if (dialogActive) {
                    if (currentDialogInfoList [currentDialogContentIndex].isEndOfDialog) {
                        closeDialog ();
                    } else {
                        if (currentDialogInfoList [currentDialogContentIndex].useNexLineButton) {
                            setNextDialog ();
                        }
                    }
                }
            }
        }
    }

    public void playDialogWithoutPausingPlayerOneByOne ()
    {
        if (dialogInProcess) {
            stopPlayDialogWithoutPausingPlayerCoroutine ();
        }

        currentDialogContentSystem.setDialogInProcessState (true);

        dialogInProcess = true;

        if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
            playNextDialogWithoutPausingPlayerShowingDialogLinePartByPart ();
        } else {
            playNextDialogWithoutPausingPlayer ();
        }
    }

    public void playNextDialogWithoutPausingPlayer ()
    {
        if (dialogInProcess) {

            currentDialogContentIndex++;

            if (currentDialogContentIndex >= currentDialogInfoList.Count) {
                closeDialog ();

                dialogInProcess = false;

                currentDialogContentSystem.setDialogInProcessState (false);

                return;
            }

            updateDialogContent ();
        }
    }

    public void playNextDialogWithoutPausingPlayerShowingDialogLinePartByPart ()
    {
        if (dialogInProcess) {
            currentDialogContentIndex++;

            if (currentDialogContentIndex >= currentDialogInfoList.Count) {
                closeDialog ();

                dialogInProcess = false;

                currentDialogContentSystem.setDialogInProcessState (false);

                return;
            }

            stopPlayNextDialogWithoutPausingPlayerShowingDialogLinePartByPartCoroutine ();

            playNextDialogWithoutPausingPlayerShowingDialogLine = StartCoroutine (playNextDialogWithoutPausingPlayerShowingDialogLinePartByPartCoroutine ());
        }
    }

    public void stopPlayNextDialogWithoutPausingPlayerShowingDialogLinePartByPartCoroutine ()
    {
        textingShowingPartByPart = false;

        if (playNextDialogWithoutPausingPlayerShowingDialogLine != null) {
            StopCoroutine (playNextDialogWithoutPausingPlayerShowingDialogLine);
        }
    }

    IEnumerator playNextDialogWithoutPausingPlayerShowingDialogLinePartByPartCoroutine ()
    {
        textingShowingPartByPart = true;

        yield return new WaitForSeconds (currentDialogInfoList [currentDialogContentIndex].delayToShowThisDialogLine);

        if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
            if (useDialogContentTemplate) {
                currentDialogLine = dialogInfoList [currentDialogContentIndex].dialogContent;
            } else {
                currentDialogLine = currentDialogInfoList [currentDialogContentIndex].dialogContent;
            }
        }

        updateDialogContent ();

        float currentWaitTime = 0;

        if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
            if (showDialogLineWordByWord) {
                string dialogOwnerName = "";

                if (useDialogContentTemplate) {
                    dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                } else {
                    dialogOwnerName = currentDialogInfoList [currentDialogContentIndex].dialogOwnerName;
                }

                string textContent = dialogOwnerName;

                if (useExtraTextAfterDialogOwnerName) {
                    textContent += extraTextAfterDialogOwnerName;

                    if (ignoreExtraTextIfOwnerNameIsEmpty) {
                        if (dialogOwnerName == null || dialogOwnerName == "") {
                            textContent = "";
                        }
                    }
                }

                simpleDialogText.text = textContent;

                string [] words = Regex.Split (currentDialogLine, @"(?<=[.,;])");

                foreach (string word in words) {
                    simpleDialogText.text += " " + word;

                    currentWaitTime += currentCompleteDialogInfo.dialogLineWordSpeed;

                    yield return new WaitForSeconds (currentCompleteDialogInfo.dialogLineWordSpeed);
                }
            }

            if (showDialogLineLetterByLetter) {
                for (int j = 0; j < currentDialogLine.Length; j++) {
                    string dialogOwnerName = "";

                    if (useDialogContentTemplate) {
                        dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                    } else {
                        dialogOwnerName = currentDialogInfoList [currentDialogContentIndex].dialogOwnerName;
                    }

                    string textContent = dialogOwnerName;

                    if (useExtraTextAfterDialogOwnerName) {
                        textContent += extraTextAfterDialogOwnerName;

                        if (ignoreExtraTextIfOwnerNameIsEmpty) {
                            if (dialogOwnerName == null || dialogOwnerName == "") {
                                textContent = "";
                            }
                        }
                    }

                    textContent += currentDialogLine.Substring (0, j);

                    simpleDialogText.text = textContent;

                    currentWaitTime += currentCompleteDialogInfo.dialogLineLetterSpeed;

                    yield return new WaitForSeconds (currentCompleteDialogInfo.dialogLineLetterSpeed);
                }
            }

            string lastCharacterToChecK = "(?<=[.,;])";

            string lastCharacter = currentDialogLine.Substring (currentDialogLine.Length - 1);

            if (lastCharacterToChecK.Contains (lastCharacter)) {
                string textContent = lastCharacter;

                simpleDialogText.text += textContent;

                currentWaitTime += currentCompleteDialogInfo.dialogLineWordSpeed;

                yield return new WaitForSeconds (0.1f);
            }
        }

        if (currentWaitTime > 0) {
            currentWaitTime = Mathf.Abs (currentDialogInfoList [currentDialogContentIndex].delayToShowNextDialogLine - currentWaitTime);
        } else {
            currentWaitTime = currentDialogInfoList [currentDialogContentIndex].delayToShowNextDialogLine;
        }

        yield return new WaitForSeconds (currentWaitTime);

        textingShowingPartByPart = false;
    }

    public void stopPlayDialogWithoutPausingPlayerCoroutine ()
    {
        if (playDialogCoroutine != null) {
            StopCoroutine (playDialogCoroutine);
        }
    }

    IEnumerator playDialogWithoutPausingPlayerCoroutine ()
    {
        currentDialogContentSystem.setDialogInProcessState (true);

        dialogInProcess = true;

        textingShowingPartByPart = true;

        for (int i = 0; i < currentDialogInfoList.Count; i++) {
            yield return new WaitForSeconds (currentDialogInfoList [i].delayToShowThisDialogLine);

            if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
                if (useDialogContentTemplate) {
                    currentDialogLine = dialogInfoList [currentDialogContentIndex].dialogContent;
                } else {
                    currentDialogLine = currentDialogInfoList [currentDialogContentIndex].dialogContent;
                }
            }

            updateDialogContent ();

            float currentWaitTime = 0;

            if (showDialogLineWordByWord || showDialogLineLetterByLetter) {
                if (showDialogLineWordByWord) {
                    string dialogOwnerName = "";

                    if (useDialogContentTemplate) {
                        dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                    } else {
                        dialogOwnerName = currentDialogInfoList [currentDialogContentIndex].dialogOwnerName;
                    }

                    string textContent = dialogOwnerName;

                    if (useExtraTextAfterDialogOwnerName) {
                        textContent += extraTextAfterDialogOwnerName;

                        if (ignoreExtraTextIfOwnerNameIsEmpty) {
                            if (dialogOwnerName == null || dialogOwnerName == "") {
                                textContent = "";
                            }
                        }
                    }

                    simpleDialogText.text = textContent;

                    string [] words = Regex.Split (currentDialogLine, @"(?<=[.,;])");

                    foreach (string word in words) {
                        simpleDialogText.text += " " + word;

                        currentWaitTime += currentCompleteDialogInfo.dialogLineWordSpeed;

                        yield return new WaitForSeconds (currentCompleteDialogInfo.dialogLineWordSpeed);
                    }
                }

                if (showDialogLineLetterByLetter) {
                    for (int j = 0; j < currentDialogLine.Length; j++) {
                        string dialogOwnerName = "";

                        if (useDialogContentTemplate) {
                            dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                        } else {
                            dialogOwnerName = currentDialogInfoList [currentDialogContentIndex].dialogOwnerName;
                        }

                        string textContent = dialogOwnerName;

                        if (useExtraTextAfterDialogOwnerName) {
                            textContent += extraTextAfterDialogOwnerName;

                            if (ignoreExtraTextIfOwnerNameIsEmpty) {
                                if (dialogOwnerName == null || dialogOwnerName == "") {
                                    textContent = "";
                                }
                            }
                        }

                        textContent += currentDialogLine.Substring (0, j);

                        simpleDialogText.text = textContent;

                        currentWaitTime += currentCompleteDialogInfo.dialogLineLetterSpeed;

                        yield return new WaitForSeconds (currentCompleteDialogInfo.dialogLineLetterSpeed);
                    }
                }

                string lastCharacterToChecK = "(?<=[.,;])";

                string lastCharacter = currentDialogLine.Substring (currentDialogLine.Length - 1);

                if (lastCharacterToChecK.Contains (lastCharacter)) {
                    simpleDialogText.text += lastCharacter;

                    currentWaitTime += currentCompleteDialogInfo.dialogLineWordSpeed;

                    yield return new WaitForSeconds (0.1f);
                }
            }

            if (currentWaitTime > 0) {
                currentWaitTime = Mathf.Abs (currentDialogInfoList [i].delayToShowNextDialogLine - currentWaitTime);
            } else {
                currentWaitTime = currentDialogInfoList [i].delayToShowNextDialogLine;
            }

            yield return new WaitForSeconds (currentWaitTime);

            currentDialogContentIndex++;

            if (currentDialogContentIndex >= currentDialogInfoList.Count) {
                i = currentDialogInfoList.Count;
            }
        }

        playDialogWithoutPausingPlayerActions = currentCompleteDialogInfo.playDialogWithoutPausingPlayerActions;

        closeDialog ();

        dialogInProcess = false;

        textingShowingPartByPart = false;

        currentDialogContentSystem.setDialogInProcessState (false);

        yield return null;
    }

    public void setNextDialog ()
    {
        if (currentDialogInfo.disableDialogAfterSelect) {
            currentDialogInfoList [currentDialogContentIndex].dialogInfoDisabled = true;
        }

        currentDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        if (currentDialogInfo.changeToDialogInfoID) {

            if (currentDialogInfo.useRandomDialogInfoID) {
                int dialogContentIndex = 0;

                if (currentDialogInfo.useRandomDialogRange) {
                    dialogContentIndex = (int)Random.Range ((float)currentDialogInfo.randomDialogRange.x, (float)currentDialogInfo.randomDialogRange.y);
                } else {
                    bool valueFound = false;

                    while (!valueFound) {
                        dialogContentIndex =
                            (int)Random.Range ((float)currentDialogInfo.randomDialogIDList [0], (float)currentDialogInfo.randomDialogIDList [currentDialogInfo.randomDialogIDList.Count - 1] + 1);

                        if (currentDialogInfo.randomDialogIDList.Contains (dialogContentIndex)) {
                            valueFound = true;

                            if (dialogContentIndex > currentDialogInfo.randomDialogIDList [currentDialogInfo.randomDialogIDList.Count - 1]) {
                                dialogContentIndex--;
                            }
                        }
                    }
                }

                currentDialogContentIndex = dialogContentIndex;

            } else {
                currentDialogContentIndex = currentDialogInfoList [currentDialogContentIndex].dialogInfoIDToActivate;
            }

            if (currentDialogInfoList [currentDialogContentIndex].dialogInfoDisabled) {
                currentDialogContentIndex = currentDialogInfoList [currentDialogContentIndex].dialogInfoIDToJump;
            }

            updateDialogContent ();

            return;
        } else {
            if (currentDialogInfo.checkConditionForNextLine) {

                if (showDebugPrint) {
                    print ("checking dialog condition");
                }

                if (currentDialogInfo.useEventToSendPlayerToCondition) {
                    currentDialogInfo.eventToSendPlayerToCondition.Invoke (playerGameObject);
                }

                currentDialogInfo.eventToCheckConditionForNextLine.Invoke ();

                return;
            }
        }

        currentDialogContentIndex++;

        if (currentDialogContentIndex < currentDialogInfoList.Count) {
            updateDialogContent ();
        } else {
            closeDialog ();
        }
    }

    public void setNextDialogWithConditionCheckResult (bool state)
    {
        if (showDebugPrint) {
            print ("dialog condition result is " + state);
        }

        currentDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        if (state) {
            currentDialogContentIndex = currentDialogInfo.dialogInfoIDToActivateOnConditionTrue;
        } else {
            currentDialogContentIndex = currentDialogInfo.dialogInfoIDToActivateOnConditionFalse;
        }

        if (currentDialogContentIndex < currentDialogInfoList.Count) {
            updateDialogContent ();
        } else {
            closeDialog ();
        }
    }

    public void closeDialogIfActive ()
    {
        if (dialogActive) {
            closeDialog ();
        }
    }

    public void closeDialog ()
    {
        if (playDialogWithoutPausingPlayerActions) {

            if (simpleDialogContent.activeSelf) {
                simpleDialogContent.SetActive (false);
            }

            stopPlayDialogWithoutPausingPlayerCoroutine ();

            if (currentCompleteDialogInfo != null && currentCompleteDialogInfo.pausePlayerMovementInput) {

                mainPlayerController.setCanMoveState (true);
            }

            if (currentCompleteDialogInfo.pausePlayerActionsInput) {
                eventOnResumePlayerActionsInput.Invoke ();
            }
        } else {
            usingDevicesManager.setUseDeviceButtonEnabledState (true);

            if (dialogPanel.activeSelf) {
                dialogPanel.SetActive (false);
            }

            if (mainPlayerController.isUsingDevice ()) {
                usingDevicesManager.useCurrentDevice (currentDialogContentSystemGameObject);
            }
        }

        characterFollowPlayerAfterDialogEnd = false;

        if (currentDialogContentIndex < currentDialogInfoList.Count) {
            characterFollowPlayerAfterDialogEnd = currentDialogInfoList [currentDialogContentIndex].characterFollowPlayerAfterDialogEnd;
        }

        dialogActive = false;

        if (currentDialogContentIndex == currentDialogInfoList.Count) {
            currentDialogContentIndex--;
        }

        if (currentDialogContentIndex < currentDialogInfoList.Count) {
            if (currentDialogInfoList [currentDialogContentIndex].activateWhenDialogClosed) {
                checkDialogEvents ();
            }

            if (currentDialogInfoList [currentDialogContentIndex].setNextCompleteDialogID) {
                currentDialogContentSystem.setNextCompleteDialogIndex ();
            } else {
                if (currentDialogInfoList [currentDialogContentIndex].setNewCompleteDialogID) {
                    currentDialogContentSystem.setCompleteDialogIndex (currentDialogInfoList [currentDialogContentIndex].newCompleteDialogID);
                }
            }
        }

        if (_currentPlayingDialogAudioElement != null) {
            AudioPlayer.Stop (_currentPlayingDialogAudioElement, gameObject);
        }

        if (currentDialogContentSystem.playingExternalDialog) {
            currentDialogContentSystem.setPlayingExternalDialogState (false);
        }

        playDialogWithoutPausingPlayerActions = false;

        disableDialogComponents ();

        currentDialogContentSystem.checkEventsOnDialog (false);

        currentDialogContentSystem.checkIfPauseOrResumeAI (false);

        if (currentDialogInfo != null) {
            currentDialogContentSystem.checkIfAIFollowPlayerAfterDialogEnd (characterFollowPlayerAfterDialogEnd);
        }
    }

    bool characterFollowPlayerAfterDialogEnd;

    public void setDialogContentAnswer (Button buttonToCheck)
    {
        dialogInfo temporalDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        for (int i = 0; i < temporalDialogInfo.dialogLineInfoList.Count; i++) {
            currentDialogLineInfo = temporalDialogInfo.dialogLineInfoList [i];

            if (currentDialogLineInfo.dialogLineButton == buttonToCheck) {

                if (currentDialogLineInfo.answerNotAvailable) {
                    if (showDebugPrint) {
                        print ("answer not available");
                    }

                    return;
                }

                if (temporalDialogInfo.disableDialogAfterSelect) {
                    temporalDialogInfo.dialogInfoDisabled = true;
                }

                if (currentDialogLineInfo.useRandomDialogInfoID) {
                    int dialogContentIndex = -1;

                    if (currentDialogLineInfo.useRandomDialogRange) {
                        dialogContentIndex = (int)Random.Range ((float)currentDialogLineInfo.randomDialogRange.x, (float)currentDialogLineInfo.randomDialogRange.y);
                    } else {
                        bool valueFound = false;

                        while (!valueFound) {
                            dialogContentIndex =
                            (int)Random.Range ((float)currentDialogLineInfo.randomDialogIDList [0],
                                (float)currentDialogLineInfo.randomDialogIDList [currentDialogLineInfo.randomDialogIDList.Count - 1] + 1);

                            if (currentDialogLineInfo.randomDialogIDList.Contains (dialogContentIndex)) {
                                valueFound = true;

                                if (dialogContentIndex > currentDialogLineInfo.randomDialogIDList [currentDialogLineInfo.randomDialogIDList.Count - 1]) {
                                    dialogContentIndex--;
                                }
                            }
                        }
                    }
                    currentDialogContentIndex = dialogContentIndex;

                } else {
                    if (currentDialogLineInfo.checkConditionForNextLine) {
                        if (currentDialogLineInfo.disableLineAfterSelect) {
                            currentDialogLineInfo.lineDisabled = true;
                        }

                        currentDialogAnswerIndex = i;

                        //						print ("checking dialog condition");

                        if (currentDialogLineInfo.useEventToSendPlayerToCondition) {
                            currentDialogLineInfo.eventToSendPlayerToCondition.Invoke (playerGameObject);
                        }

                        currentDialogLineInfo.eventToCheckConditionForNextLine.Invoke ();

                        return;
                    } else {
                        currentDialogContentIndex = currentDialogLineInfo.dialogInfoIDToActivate;
                    }
                }

                if (currentDialogLineInfo.disableLineAfterSelect) {
                    currentDialogLineInfo.lineDisabled = true;
                }

                updateDialogContent ();
            }
        }
    }

    int currentDialogAnswerIndex = -1;


    public void setDialogAnswerConditionCheckResult (bool state)
    {
        if (currentDialogAnswerIndex == -1) {
            return;
        }

        //		print ("dialog condition result is " + state);

        dialogInfo temporalDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        currentDialogLineInfo = temporalDialogInfo.dialogLineInfoList [currentDialogAnswerIndex];

        if (state) {
            currentDialogContentIndex = currentDialogLineInfo.dialogInfoIDToActivateOnConditionTrue;
        } else {
            currentDialogContentIndex = currentDialogLineInfo.dialogInfoIDToActivateOnConditionFalse;
        }

        currentDialogAnswerIndex = -1;

        updateDialogContent ();
    }

    public void checkDialogEvents ()
    {
        dialogInfo temporalDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        if (temporalDialogInfo.useEventToSendPlayer) {
            temporalDialogInfo.eventToSendPlayer.Invoke (playerGameObject);
        }

        temporalDialogInfo.eventOnDialog.Invoke ();

        if (temporalDialogInfo.activateRemoteTriggerSystem) {
            if (currentRemoteEventSystem != null) {
                currentRemoteEventSystem.callRemoteEventWithGameObject (temporalDialogInfo.remoteTriggerName, playerGameObject);
            }
        }
    }

    public void updateDialogContent ()
    {
        GameObject newSelectedUIGameObject = null;

        if (currentDialogContentIndex >= currentDialogInfoList.Count) {
            print ("WARNING: Dialog index not configured properly for an ID configured as " + currentDialogContentIndex + " \n" +
            "Make sure to adjust this dialog content with the proper values");

            currentDialogContentIndex = 0;

            return;
        }

        dialogInfo temporalDialogInfo = currentDialogInfoList [currentDialogContentIndex];

        int currentOptionsAmount = temporalDialogInfo.dialogLineInfoList.Count;

        bool currentLineHasOptions = currentOptionsAmount > 0;

        string textContent = "";

        if (useDialogContentTemplate) {
            textContent = dialogInfoList [currentDialogContentIndex].dialogContent;
        } else {
            textContent = temporalDialogInfo.dialogContent;
        }

        mainLineText.text = textContent;

        if (currentLineHasOptions) {
            mainLineText.transform.position = mainLineTextWithOptions.position;
        } else {
            mainLineText.transform.position = mainLineTextWithoutOptions.position;
        }

        if (dialogContentWithoutOptions.activeSelf != (!currentLineHasOptions)) {
            dialogContentWithoutOptions.SetActive (!currentLineHasOptions);
        }

        if (dialogContentWithOptions.activeSelf != currentLineHasOptions) {
            dialogContentWithOptions.SetActive (currentLineHasOptions);
        }

        if (simpleDialogContent.activeSelf != playDialogWithoutPausingPlayerActions) {
            simpleDialogContent.SetActive (playDialogWithoutPausingPlayerActions);
        }

        if (playDialogWithoutPausingPlayerActions) {
            string dialogOwnerName = "";

            string dialogContent = "";

            if (useDialogContentTemplate) {
                dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
                dialogContent = dialogInfoList [currentDialogContentIndex].dialogContent;
            } else {
                dialogOwnerName = temporalDialogInfo.dialogOwnerName;
                dialogContent = temporalDialogInfo.dialogContent;
            }

            textContent = dialogOwnerName;

            if (useExtraTextAfterDialogOwnerName) {
                textContent += extraTextAfterDialogOwnerName;

                if (ignoreExtraTextIfOwnerNameIsEmpty) {
                    if (dialogOwnerName == null || dialogOwnerName == "") {
                        textContent = "";
                    }
                }
            }

            textContent += dialogContent;

            simpleDialogText.text = textContent;
        }

        if (useCustomTextAnchorAndAligment) {
            if (playDialogWithoutPausingPlayerActions) {
                simpleDialogText.alignment = currentCompleteDialogInfo.textAnchor;
            } else {
                mainLineText.alignment = currentCompleteDialogInfo.textAnchor;
            }
        }

        if (currentLineHasOptions) {
            if (temporalDialogInfo.showPreviousDialogLineOnOptions || temporalDialogInfo.dialogContent != "") {
                if (temporalDialogInfo.showPreviousDialogLineOnOptions) {
                    textContent = previousDialogLine;

                    mainLineText.text = textContent;
                }

                dialogOptionsPanelRectTransform.anchoredPosition = dialogOptionsWithDialogLinePosition.anchoredPosition;
                dialogOptionsPanelRectTransform.sizeDelta = dialogOptionsWithDialogLinePosition.sizeDelta;

                dialogOptionsScrollRectRectTransform.anchoredPosition = dialogOptionsListSizeWithDialog.anchoredPosition;
                dialogOptionsScrollRectRectTransform.sizeDelta = dialogOptionsListSizeWithDialog.sizeDelta;
            } else {
                dialogOptionsPanelRectTransform.anchoredPosition = dialogOptionsWithoutDialogLinePosition.anchoredPosition;
                dialogOptionsPanelRectTransform.sizeDelta = dialogOptionsWithoutDialogLinePosition.sizeDelta;

                dialogOptionsScrollRectRectTransform.anchoredPosition = dialogOptionsListSizeWithoutDialog.anchoredPosition;
                dialogOptionsScrollRectRectTransform.sizeDelta = dialogOptionsListSizeWithoutDialog.sizeDelta;
            }
        }

        if (currentDialogContentSystem.showDialogOnwerName) {
            string dialogOwnerName = "";

            if (useDialogContentTemplate) {
                dialogOwnerName = dialogInfoList [currentDialogContentIndex].dialogOwnerName;
            } else {
                dialogOwnerName = temporalDialogInfo.dialogOwnerName;
            }

            textContent = dialogOwnerName;

            currentDialogOwnerNameText.text = textContent;
        }

        if (temporalDialogInfo.isEndOfDialog) {
            if (!closeDialogButton.activeSelf) {
                closeDialogButton.SetActive (true);
            }

            if (nextLineButton.activeSelf) {
                nextLineButton.SetActive (false);
            }

            newSelectedUIGameObject = closeDialogButton;
        } else {
            if (temporalDialogInfo.useNexLineButton) {
                if (!nextLineButton.activeSelf) {
                    nextLineButton.SetActive (true);
                }

                newSelectedUIGameObject = nextLineButton;
            } else {
                if (nextLineButton.activeSelf) {
                    nextLineButton.SetActive (false);
                }
            }

            if (closeDialogButton.activeSelf) {
                closeDialogButton.SetActive (false);
            }
        }

        if (currentLineHasOptions) {
            if (!dialogOptionsPanel.activeSelf) {
                dialogOptionsPanel.SetActive (true);
            }

            if (dialogPanelInfoList.Count < currentOptionsAmount) {
                int newAmountOfOptions = currentOptionsAmount - dialogPanelInfoList.Count;

                for (int i = 0; i < newAmountOfOptions; i++) {
                    GameObject newDialogOption = (GameObject)Instantiate (dialogOptionPrefab, Vector3.zero, Quaternion.identity, dialogOptionsParent);
                    newDialogOption.SetActive (true);

                    newDialogOption.transform.localScale = Vector3.one;
                    newDialogOption.transform.localPosition = Vector3.zero;

                    dialogPanelInfo newDialogPanelInfo = new dialogPanelInfo ();

                    newDialogPanelInfo.dialogOptionGameObject = newDialogOption;
                    newDialogPanelInfo.dialogOptionButton = newDialogOption.GetComponent<Button> ();
                    newDialogPanelInfo.dialogOptionText = newDialogOption.GetComponentInChildren<Text> ();

                    dialogPanelInfoList.Add (newDialogPanelInfo);
                }

                for (int i = 0; i < dialogPanelInfoList.Count; i++) {
                    if (!dialogPanelInfoList [i].dialogOptionGameObject.activeSelf) {
                        dialogPanelInfoList [i].dialogOptionGameObject.SetActive (true);
                    }
                }
            } else if (dialogPanelInfoList.Count > currentOptionsAmount) {
                for (int i = 0; i < dialogPanelInfoList.Count; i++) {
                    if (i > currentOptionsAmount) {
                        if (dialogPanelInfoList [i].dialogOptionGameObject.activeSelf) {
                            dialogPanelInfoList [i].dialogOptionGameObject.SetActive (false);
                        }
                    }
                }
            }

            //Check if the dialog lines/answer can be used or not through the stats system
            for (int i = 0; i < temporalDialogInfo.dialogLineInfoList.Count; i++) {
                if (temporalDialogInfo.dialogLineInfoList [i].useStatToShowLine) {
                    bool answerNotAvailable = false;

                    string extraDialogLineContent = "";

                    string statName = temporalDialogInfo.dialogLineInfoList [i].statName;

                    if (temporalDialogInfo.dialogLineInfoList [i].statIsAmount) {
                        float currentStateValue = mainPlayerStatsSystem.getStatValue (statName);

                        answerNotAvailable = (currentStateValue >= temporalDialogInfo.dialogLineInfoList [i].minStateValue);

                        extraDialogLineContent += " (" + statName + " -> " + currentStateValue + " )";
                    } else {
                        bool currentStateValue = mainPlayerStatsSystem.getBoolStatValue (statName);

                        answerNotAvailable = (currentStateValue == temporalDialogInfo.dialogLineInfoList [i].boolStateValue);

                        extraDialogLineContent += " (" + statName + " -> " + currentStateValue + " )";
                    }

                    temporalDialogInfo.dialogLineInfoList [i].extraDialogLineContent = extraDialogLineContent;
                    temporalDialogInfo.dialogLineInfoList [i].answerNotAvailable = !answerNotAvailable;
                }
            }

            for (int i = 0; i < currentOptionsAmount; i++) {
                temporalDialogInfo.dialogLineInfoList [i].dialogLineButton = dialogPanelInfoList [i].dialogOptionButton;

                if (useDialogContentTemplate) {
                    textContent = dialogInfoList [currentDialogContentIndex].dialogLineInfoList [i].dialogLineContent;
                } else {
                    textContent = temporalDialogInfo.dialogLineInfoList [i].dialogLineContent;
                }

                dialogPanelInfoList [i].dialogOptionText.text = textContent;

                if (!dialogPanelInfoList [i].dialogOptionGameObject.activeSelf) {
                    dialogPanelInfoList [i].dialogOptionGameObject.SetActive (true);
                }

                if (temporalDialogInfo.dialogLineInfoList [i].useStatToShowLine) {
                    Color currentAnswerTextColor = availableAnswerColor;

                    if (temporalDialogInfo.dialogLineInfoList [i].answerNotAvailable) {
                        currentAnswerTextColor = notAvailableAnswerColor;
                    }

                    dialogPanelInfoList [i].dialogOptionText.color = currentAnswerTextColor;

                    textContent = temporalDialogInfo.dialogLineInfoList [i].extraDialogLineContent;

                    dialogPanelInfoList [i].dialogOptionText.text += textContent;
                } else {
                    dialogPanelInfoList [i].dialogOptionText.color = regularAnswerColor;
                }
            }

            for (int i = currentOptionsAmount; i < dialogPanelInfoList.Count; i++) {
                if (dialogPanelInfoList [i].dialogOptionGameObject.activeSelf) {
                    dialogPanelInfoList [i].dialogOptionGameObject.SetActive (false);
                }
            }

            resetDialogOptionsPanelRectTransform ();

        } else {
            if (dialogOptionsPanel.activeSelf) {
                dialogOptionsPanel.SetActive (false);
            }
        }

        for (int i = 0; i < temporalDialogInfo.dialogLineInfoList.Count; i++) {
            if (temporalDialogInfo.dialogLineInfoList [i].lineDisabled) {
                if (temporalDialogInfo.dialogLineInfoList [i].dialogLineButton != null) {
                    if (temporalDialogInfo.dialogLineInfoList [i].dialogLineButton.gameObject.activeSelf) {
                        temporalDialogInfo.dialogLineInfoList [i].dialogLineButton.gameObject.SetActive (false);
                    }
                }
            } else {
                if (newSelectedUIGameObject == null) {
                    if (temporalDialogInfo.dialogLineInfoList [i].dialogLineButton != null) {
                        newSelectedUIGameObject = temporalDialogInfo.dialogLineInfoList [i].dialogLineButton.gameObject;
                    }
                }
            }
        }

        dialogOptionsScrollRect.verticalNormalizedPosition = 0f;
        dialogOptionsScrollRect.horizontalNormalizedPosition = 0.5f;
        dialogOptionsScrollRect.horizontalNormalizedPosition = 0.5f;

        if (!temporalDialogInfo.activateWhenDialogClosed) {
            checkDialogEvents ();
        }

        if (useDialogContentTemplate) {
            previousDialogLine = dialogInfoList [currentDialogContentIndex].dialogContent;
        } else {
            previousDialogLine = temporalDialogInfo.dialogContent;
        }

        if (_currentPlayingDialogAudioElement != null) {
            AudioPlayer.Stop (_currentPlayingDialogAudioElement, gameObject);
        }

        if (temporalDialogInfo.useDialogLineSound) {
            var dialogLineSound = temporalDialogInfo.dialogLineAudioElement;

            if (useDialogContentTemplate) {
                dialogLineSound = dialogInfoList [currentDialogContentIndex].dialogLineAudioElement;
            }

            if (dialogAudioSource)
                dialogLineSound.audioSource = dialogAudioSource;

            if (dialogLineSound != null) {
                AudioPlayer.PlayOneShot (dialogLineSound, gameObject);
                _currentPlayingDialogAudioElement = dialogLineSound;
            }
        }

        if (useAnimations) {
            if (temporalDialogInfo.animationName != "") {
                if (characterAnimationCoroutine != null) {
                    StopCoroutine (characterAnimationCoroutine);
                }

                characterAnimationCoroutine = StartCoroutine (
                    playDialogCharacterAnimationCoroutine (temporalDialogInfo.animationName,
                        temporalDialogInfo.delayToPlayAnimation,
                        temporalDialogInfo.animationUsedOnPlayer,
                        temporalDialogInfo.enableAnimatorLayer,
                        temporalDialogInfo.animatorLayerToEnableName));
            }
        }

        if (pauseManager != null) {
            pauseManager.setSelectedUIGameObject (newSelectedUIGameObject);
        }
    }

    void resetDialogOptionsPanelRectTransform ()
    {
        StartCoroutine (resetDialogOptionsPanelRectTransformCoroutine ());
    }

    IEnumerator resetDialogOptionsPanelRectTransformCoroutine ()
    {
        LayoutRebuilder.ForceRebuildLayoutImmediate (dialogOptionsScrollRectRectTransform);

        yield return new WaitForEndOfFrame ();
        yield return new WaitForEndOfFrame ();

        yield return new WaitForEndOfFrame ();
        yield return new WaitForEndOfFrame ();

        LayoutRebuilder.ForceRebuildLayoutImmediate (dialogOptionsScrollRectRectTransform);

        if (dialogOptionsScrollRect != null) {
            dialogOptionsScrollRect.verticalNormalizedPosition = 1;
        }
    }


    IEnumerator playDialogCharacterAnimationCoroutine (string animationName, float delayToPlayAnimation, bool animationUsedOnPlayer,
                                                       bool enableAnimatorLayer, string animatorLayerToEnableName)
    {
        if (!playingCharacterAnimation) {
            currentDialogContentSystem.stopDisableDialogCharacterAnimatorStateCoroutine ();

            currentDialogContentSystem.setDialogAnimatorState (true);

            playingCharacterAnimation = true;
        }

        if (animationUsedOnPlayer && currentDialogContentSystem.playerAnimationsOnDialogEnabled) {
            if (!playingPlayerAnimation) {
                stopDisableDialogCharacterAnimatorStateCoroutine ();

                if (animationUsedOnPlayer) {
                    setDialogAnimatorState (true);
                }

                playingPlayerAnimation = true;
            }
        }

        yield return new WaitForSeconds (delayToPlayAnimation);

        if (animationUsedOnPlayer) {
            if (enableAnimatorLayer) {
                mainPlayerController.enableAnimatorLayerWeight (animatorLayerToEnableName);
            }

            if (currentDialogContentSystem.playerAnimationsOnDialogEnabled) {
                mainAnimator.CrossFade (animationName, 0.1f);
            }
        } else {
            if (enableAnimatorLayer) {
                currentDialogContentSystem.enableAnimatorLayerWeight (animatorLayerToEnableName);
            }

            if (currentCharacterAnimator != null) {
                currentCharacterAnimator.CrossFade (animationName, 0.1f);
            }
        }
    }

    void disableDialogComponents ()
    {
        if (playingCharacterAnimation) {
            if (currentDialogInfo.useDelayToDisableAnimation) {
                currentDialogContentSystem.disableDialogCharacterAnimatorState (currentDialogInfo.delayToDisableAnimation);
            } else {
                currentDialogContentSystem.setDialogAnimatorState (false);
            }

            playingCharacterAnimation = false;
        }

        if (playingPlayerAnimation) {
            if (currentDialogInfo.useDelayToDisableAnimation) {
                disableDialogCharacterAnimatorState (currentDialogInfo.delayToDisableAnimation);
            } else {
                setDialogAnimatorState (false);
            }

            playingPlayerAnimation = false;
        }
    }


    public void disableDialogCharacterAnimatorState (float delayAmount)
    {
        if (!useAnimations) {
            return;
        }

        stopDisableDialogCharacterAnimatorStateCoroutine ();

        disableDialogCharacterAnimatorCoroutine = StartCoroutine (disableDialogCharacterAnimatorStateCoroutine (delayAmount));
    }

    public void stopDisableDialogCharacterAnimatorStateCoroutine ()
    {
        if (disableDialogCharacterAnimatorCoroutine != null) {
            StopCoroutine (disableDialogCharacterAnimatorCoroutine);
        }
    }

    IEnumerator disableDialogCharacterAnimatorStateCoroutine (float delayAmount)
    {
        yield return new WaitForSeconds (delayAmount);

        setDialogAnimatorState (false);
    }

    public void setDialogAnimatorState (bool state)
    {
        mainAnimator.SetBool (dialogueActiveAnimatorName, state);

        mainPlayerController.setApplyRootMotionAlwaysActiveState (state);
    }


    [System.Serializable]
    public class dialogPanelInfo
    {
        public string Name;

        public GameObject dialogOptionGameObject;
        public Button dialogOptionButton;
        public Text dialogOptionText;

    }
}