// Copyright 2016 Nibiru. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using UnityEngine;
using Nxr.Internal;

namespace NXR.Samples
{
    [RequireComponent(typeof(Collider))]
    public class TeleportService : MonoBehaviour, INxrGazeResponder
    {
        private Vector3 startingPosition;
        private bool gazeAt = false;

        void Start()
        {
            startingPosition = transform.localPosition;
            SetGazedAt(false);

            NibiruService.OnCameraIdle += CameraIdle;
            NibiruService.OnCameraBusy += CameraBusy;
        }


        public void SetGazedAt(bool gazedAt)
        {
            gazeAt = gazedAt;
            GetComponent<Renderer>().material.color = gazedAt ? Color.green : Color.white;
        }

        public bool isGazedAt()
        {
            return gazeAt;
        }

        #region INxrGazeResponder implementation

        /// Called when the user is looking on a GameObject with this script,
        /// as long as it is set to an appropriate layer (see NxrGaze).
        public void OnGazeEnter()
        {
            SetGazedAt(true);
        }

        /// Called when the user stops looking on the GameObject, after OnGazeEnter
        /// was already called.
        public void OnGazeExit()
        {
            SetGazedAt(false);
            if (gameObject.name.Equals("ButtonStartRec"))
            {
                Transform btnTransform = gameObject.transform.Find("ApiButtonText");
                LocalizationText localizationText = btnTransform.gameObject.GetComponent<LocalizationText>();
                localizationText.UpdateKey("voice_say_content_2");
            }
        }

        private bool cursorEnabled = false;
        private DISPLAY_MODE curMode = DISPLAY_MODE.MODE_3D;

        public void OnPointerDown()
        {
            NibiruService nibiruService = NxrViewer.Instance.GetNibiruService();
            Debug.Log("OnPointerDown : "+gameObject.name);
            // start
            GameObject apiObj = GameObject.Find("apiRoot");
            if (nibiruService != null && apiObj != null && apiObj.transform.Find("ButtonStartRec") != null)
            {
                GameObject startRecObj = apiObj.transform.Find("ButtonStartRec").gameObject;
                if (startRecObj == null) return;
                bool isActive = startRecObj.activeSelf;
                if (isActive && startRecObj.GetComponent<TeleportService>().isGazedAt())
                {
                    nibiruService.StartVoiceRecording();
                }
            }
        }

        public void OnPointerUp()
        {
            NibiruService nibiruService = NxrViewer.Instance.GetNibiruService();
            Debug.Log("OnPointerUp : " + gameObject.name);
            // stop
            GameObject apiObj = GameObject.Find("apiRoot");
            if (nibiruService != null && apiObj != null && apiObj.transform.Find("ButtonStartRec") != null)
            {
                GameObject startRecObj = apiObj.transform.Find("ButtonStartRec").gameObject;
                if (startRecObj == null) return;
                bool isActive = startRecObj.activeSelf;
                if (isActive && startRecObj.GetComponent<TeleportService>().isGazedAt())
                {
                    nibiruService.StopVoiceRecording();
                }
            }
        }

        public void OnGazeTrigger()
        {
            NibiruService nibiruService = NxrViewer.Instance.GetNibiruService();
            // if (nibiruService != null && gameObject.name.Equals("CubeTouchCursor"))
            // {
            //     cursorEnabled = !cursorEnabled;
            //     nibiruService.SetEnableTouchCursor(cursorEnabled);
            // }
            // else if (nibiruService != null && gameObject.name.Equals("CubeDisplayMode"))
            // {
            //     curMode = curMode == DISPLAY_MODE.MODE_3D ? DISPLAY_MODE.MODE_2D : DISPLAY_MODE.MODE_3D;
            //     nibiruService.SetDisplayMode(curMode);
            // }
            if (nibiruService != null && gameObject.name.Equals("CubeBrightnessUp"))
            {
                nibiruService.SetBrightnessValue(nibiruService.GetBrightnessValue() + 1);
            }
            else if (nibiruService != null && gameObject.name.Equals("CubeBrightnessDown"))
            {
                nibiruService.SetBrightnessValue(nibiruService.GetBrightnessValue() - 1);
            }
            // else if (gameObject.name.Equals("CubeLanguageCN"))
            // {
            //     NxrViewer.Instance.VoiceLanguage = VOICE_LANGUAGE.CHINESE;
            //
            //     gameObject.GetComponent<Renderer>().material.color = Color.green;
            //
            //     GameObject cnObj = GameObject.Find("CubeLanguageEN");
            //     if (cnObj != null)
            //     {
            //         cnObj.GetComponent<Renderer>().material.color = Color.white;
            //     }
            //     // resume
            //     Transform rootTransform = GameObject.Find("UIRoot").transform;
            //     rootTransform.Find("CubeNextDemo").transform.gameObject.SetActive(true);
            //
            //     // refresh
            //     UpdateTextContent(LocalizationManager.chinese);
            //
            //     LocalizationManager.GetInstance.ChangeLanguage(LocalizationManager.chinese);
            // }
            // else if (gameObject.name.Equals("CubeLanguageEN"))
            // {
            //     NxrViewer.Instance.VoiceLanguage = VOICE_LANGUAGE.ENGLISH;
            //     gameObject.GetComponent<Renderer>().material.color = Color.green;
            //     GameObject enObj = GameObject.Find("CubeLanguageCN");
            //     if (enObj != null)
            //     {
            //         enObj.GetComponent<Renderer>().material.color = Color.white;
            //     }
            //
            //     if (GetPageNumber() == 2)
            //     {
            //         Transform rootTransform = GameObject.Find("UIRoot").transform;
            //         // dismiss
            //         rootTransform.Find("CubeNextDemo").transform.gameObject.SetActive(false);
            //     }
            //
            //     // refresh
            //     UpdateTextContent(LocalizationManager.english);
            //
            //     LocalizationManager.GetInstance.ChangeLanguage(LocalizationManager.english);
            // }
            else if (nibiruService != null && gameObject.name.Equals("CameraStart"))
            {
                // camera preview
                hasTrigger = false;
                nibiruService.GetCameraStatus();
            }
            else if (nibiruService != null && gameObject.name.Equals("CameraPause"))
            {
                nibiruService.StopCamereaPreView();
            }
            // else if (gameObject.name.Equals("CubeNextDemo"))
            // {
            //     int page = GetPageNumber();
            //     if (page == 0 || page == 2)
            //     {
            //         UpdateVoiceApiDemoPage(true);
            //         // dismiss text
            //         Transform rootTransform = GameObject.Find("UIRoot").transform;
            //         rootTransform.Find("TextControlTip").gameObject.SetActive(false);
            //         rootTransform.Find("TextTip").gameObject.SetActive(false);
            //         // dismiss progressbar
            //         Transform parentTransform = GameObject.Find("VolumeRoot").transform;
            //         parentTransform.Find("VolumeIcon").gameObject.SetActive(false);
            //         parentTransform.Find("VolumeProgressBG").gameObject.SetActive(false);
            //         parentTransform.Find("VolumeProgressValue").gameObject.SetActive(false);
            //         // change en/cn
            //         rootTransform.Find("CubeLanguageEN").transform.gameObject.SetActive(true);
            //         rootTransform.Find("CubeLanguageCN").transform.gameObject.SetActive(true);
            //         return;
            //     }
            //     else if (page == 1)
            //     {
            //         UpdateVoiceApiDemoPage(false);
            //         // resume text
            //         Transform rootTransform = GameObject.Find("UIRoot").transform;
            //         rootTransform.Find("TextControlTip").gameObject.SetActive(true);
            //         rootTransform.Find("TextTip").gameObject.SetActive(true);
            //     }
            //
            //     // next page
            //     LocalizationText localizationText = GameObject.Find("TextControlTip").GetComponent<LocalizationText>();
            //     string newKey = localizationText.key == "voice_say_content" ? "voice_say_content_volume" : "voice_say_content";
            //     localizationText.UpdateKey(newKey);
            //
            //
            //     //Debug.Log("-------------------:www---------------" + newKey);
            //
            //     // back 
            //     LocalizationText localizationTextNxt = GameObject.Find("TextNextDemo").GetComponent<LocalizationText>();
            //     newKey = localizationTextNxt.key == "next_demo_text" ? "last_demo_text" : "next_demo_text";
            //     localizationTextNxt.UpdateKey(newKey);
            //
            //     LocalizationText localizationTextTip = GameObject.Find("TextTip").GetComponent<LocalizationText>();
            //     newKey = localizationTextTip.key == "voice_tip_content" ? "voice_tip_content_v" : "voice_tip_content";
            //     localizationTextTip.UpdateKey(newKey);
            //
            //     if (newKey == "voice_tip_content_v")
            //     {
            //         Transform rootTransform = GameObject.Find("UIRoot").transform;
            //
            //         // dismiss en button
            //         rootTransform.Find("CubeLanguageEN").transform.gameObject.SetActive(false);
            //         rootTransform.Find("CubeLanguageCN").transform.gameObject.SetActive(false);
            //         // 
            //         // show progressbar
            //         Transform parentTransform = GameObject.Find("VolumeRoot").transform;
            //         parentTransform.Find("VolumeIcon").gameObject.SetActive(true);
            //         parentTransform.Find("VolumeProgressBG").gameObject.SetActive(true);
            //         parentTransform.Find("VolumeProgressValue").gameObject.SetActive(true);
            //
            //         UpdateVolumeProgress();
            //     }
            //     else if (newKey == "voice_tip_content")
            //     {
            //         Transform rootTransform = GameObject.Find("UIRoot").transform;
            //         rootTransform.Find("CubeLanguageEN").transform.gameObject.SetActive(true);
            //         rootTransform.Find("CubeLanguageCN").transform.gameObject.SetActive(true);
            //         //  
            //         // dismiss progressbar
            //         Transform parentTransform = GameObject.Find("VolumeRoot").transform;
            //         parentTransform.Find("VolumeIcon").gameObject.SetActive(false);
            //         parentTransform.Find("VolumeProgressBG").gameObject.SetActive(false);
            //         parentTransform.Find("VolumeProgressValue").gameObject.SetActive(false);
            //     }
            //
            //     page++;
            // }
            else if (nibiruService != null && gameObject.name.Equals("CubeStartSensor"))
            {
                nibiruService.RegisterSensorListener(SENSOR_TYPE.ACCELEROMETER, SENSOR_LOCATION.HMD);
                nibiruService.RegisterSensorListener(SENSOR_TYPE.GYROSCOPE, SENSOR_LOCATION.HMD);
                nibiruService.RegisterSensorListener(SENSOR_TYPE.MAGNETIC_FIELD, SENSOR_LOCATION.HMD);
            }
            else if (nibiruService != null && gameObject.name.Equals("CubeStopSensor"))
            {
                nibiruService.UnRegisterSensorListener();
            }
            // else if (nibiruService != null && gameObject.name.Equals("ButtonStopRec"))
            // {
            //     nibiruService.StopVoiceRecording();
            // }
            // else if (gameObject.name.Equals("ButtonStartRec"))
            // {
            //     //nibiruService.StartVoiceRecording();
            //     Transform btnTransform = gameObject.transform.Find("ApiButtonText");
            //     LocalizationText localizationText = btnTransform.gameObject.GetComponent<LocalizationText>();
            //     localizationText.UpdateKey("voice_say_content_3");
            // }
        }

        private void UpdateVoiceApiDemoPage(bool show)
        {
            Transform parentTransform = GameObject.Find("apiRoot").transform;
            parentTransform.Find("ButtonStartRec").gameObject.SetActive(show);
            parentTransform.Find("ApiTextDesc").gameObject.SetActive(show);
        }

        public int GetPageNumber()
        {
            GameObject textControllObj = GameObject.Find("TextControlTip");
            if (textControllObj != null)
            {
                LocalizationText localizationText = textControllObj.GetComponent<LocalizationText>();
                return localizationText.key == "voice_say_content" ? 0 : 2;
            }
            else
            {
                return 1;
            }
        }

        private void UpdateVolumeProgress()
        {
            if (NxrViewer.Instance.GetNibiruService() == null) return;
            int cur = NxrViewer.Instance.GetNibiruService().GetVolumeValue();
            int max = NxrViewer.Instance.GetNibiruService().GetMaxVolume();

            Transform parentTransform = GameObject.Find("VolumeRoot").transform;
            Transform progressTransform = parentTransform.Find("VolumeProgressValue");
            float progress = cur * 1.0f / max;
            //  scaleX=1.98,position.x=0
            float newPX = -1.98f * (1.0f - progress) / 2;

            progressTransform.localScale = new Vector3(1.98f * progress, progressTransform.localScale.y, progressTransform.localScale.z);
            progressTransform.localPosition = new Vector3(newPX, progressTransform.localPosition.y, progressTransform.localPosition.z);
        }

        bool hasTrigger = false;
        void CameraIdle()
        {
            if (hasTrigger)
            {
                return;
            }
            Debug.Log(".CameraIdle");
            NibiruService nibiruService = NxrViewer.Instance.GetNibiruService();
            if (nibiruService != null)
            {
                nibiruService.StartCameraPreView(true);
            }
            hasTrigger = true;
        }

        void CameraBusy()
        {
            Debug.Log(".CameraBusy");
        }

        void UpdateTextContent(string language)
        {
            GameObject textControlTipObj = GameObject.Find("TextControlTip");
            if (textControlTipObj != null) textControlTipObj.GetComponent<LocalizationText>().refresh(language);

            GameObject textVoiceStausObj = GameObject.Find("TextVoiceStaus");
            if (textVoiceStausObj != null) textVoiceStausObj.GetComponent<LocalizationText>().refresh(language);

            GameObject textDecibelValueObj = GameObject.Find("TextDecibelValue");
            if (textDecibelValueObj != null) textDecibelValueObj.GetComponent<LocalizationText>().refresh(language);

            GameObject textTipObj = GameObject.Find("TextTip");
            if (textTipObj != null) textTipObj.GetComponent<LocalizationText>().refresh(language);

            GameObject apiBtnTextObj = GameObject.Find("ApiButtonText");
            if (apiBtnTextObj != null) apiBtnTextObj.GetComponent<LocalizationText>().refresh(language);

            GameObject apiTextDescObj = GameObject.Find("ApiTextDesc");
            if (apiTextDescObj != null) apiTextDescObj.GetComponent<LocalizationText>().refresh(language);

            GameObject nextObject = GameObject.Find("TextNextDemo");
            if (nextObject != null) nextObject.GetComponent<LocalizationText>().refresh(language);
        }

        private void OnDestroy()
        {
            NibiruService.OnCameraIdle -= CameraIdle;
            NibiruService.OnCameraBusy -= CameraBusy;
            Debug.Log("TeleportService.OnDestroy");
        }

        public void OnUpdateIntersectionPosition(Vector3 position)
        {
            // Debug.Log("TeleportService.OnUpdateIntersectionPosition=" + position.ToString());
        }
        #endregion
    }
}