let currentVideoPath = null;
//function to check if one checkbox is at least klicked
function checkBoxes() {
  try {
    const checkboxes = document.querySelectorAll('input[name="docFormat"]');
    let isChecked = false;
    var checkedCounter = 0;
    checkboxes.forEach(function(checkbox){
      if(checkbox.checked){
        isChecked = true;
        checkedCounter++;
      }
    });

    if (isChecked) {
      //Code to submit the video
      var selectedCheckboxes = {};
      checkboxes.forEach(function(checkbox){
        if(checkbox.checked){
          selectedCheckboxes[checkbox.nextElementSibling.textContent] = "";
        } 
      });

      const testEndings = [".mp4", ".mov", ".avi", ".mkv"];
      var pathTest = window.electronAPI.getFilePath(videoUpload.files[0]);
      var pathToLower = pathTest.toLowerCase();
      if(testEndings.some(e => pathToLower.endsWith(e))){
        document.getElementById("progressbar").style.visibility = "visible";
        //assembly of the json for the main

        const selectedStyles = [checkedCounter];
        var iter = 0;
        checkboxes.forEach(function(checkbox){
        if(checkbox.checked){
          console.log(checkbox.value);
          selectedStyles[iter] = {iter: checkbox.value};
          iter++;
          } 
        });
        document.getElementById("testy").style.visibility = "visible"
        document.getElementById("box1").style.backgroundColor = "red";
        document.getElementById("box2").style.backgroundColor = "red";
        document.getElementById("box3").style.backgroundColor = "red";
        document.getElementById("box4").style.backgroundColor = "red";
        console.log(selectedCheckboxes);
        const outputType = document.getElementById("output_type");
        const transcriptionType = document.getElementById("transkript_type");
        const aiType = document.getElementById("ai_type");
        const sendingPackage = {
          "video": {
            "module":"extraction-video-to-audio",
            "inputVideoPath": pathTest,
            "outputType": outputType.value
          },
          "transcription": {
            "module": transcriptionType.value
          },
          "document": {
            "module":aiType.value,
            "styles": selectedStyles
          }
        };
        window.submit.submit(sendingPackage)
      }else{
        alert('The given file is not compatible. These are the available types: [".mp4", ".mov", ".avi", ".mkv"].');
      }


    } else {
      //language only english at the moment
      alert('Please select at least one document type.');
    }
  } catch (error) {
    console.log("Error in script.js checkBoxes function");
    console.log(error);
  }
  
}

//language changing feature
function changeLanguage(language) {
  try {
    document.getElementById('labelLanguageFlag').src = languageOptions[language].flagPath;
    document.getElementById('labelKI').textContent = languageOptions[language].labelKI;
    document.getElementById('labelTranscription').textContent = languageOptions[language].labelTranscription;
    document.getElementById('labelLanguage').textContent = languageOptions[language].labelLanguage;
    document.getElementById('title').textContent = languageOptions[language].title;
    document.getElementById('h1').textContent = languageOptions[language].h1;
    document.getElementById('p1').textContent = languageOptions[language].p1;
    document.getElementById('fileName').textContent = languageOptions[language].fileName;
    document.getElementById('manualUploadBtn').textContent = languageOptions[language].manualUploadBtn;
    document.getElementById('checkbox_group').textContent = languageOptions[language].checkbox_group;
    document.getElementById('label_format').textContent = languageOptions[language].label_format;
    document.getElementById('label_summary').textContent = languageOptions[language].label_summary;
    document.getElementById('submitButton').textContent = languageOptions[language].submitButton;

  } catch (error) {
    console.log("Error in script.js changeLanguage function");
    console.log(error);
  }
        
}

//function to display the file path in the drop down box
function handleFiles(files) {
  try {
    if (files.length > 0) {
      document.getElementById("progressbar").style.visibility = "visible";
      const file = files[0];
      if (file.type.startsWith('video/')) {
        const filePath = window.explorer.onFileDrop(files[0])
        videoUpload.files = files;
        fileName.textContent = `Chosen video: ${file.name}`;
        currentVideoPath = filePath;
        generateThumbnail(filePath);
        activateSubmitBtn(true);
      }
    }
  } catch (error) {
    console.log("Error in script.js handleFiles function");
    console.log(error);
  }

}

//function to regulate the progress on the progressbar
function updateProgressBar(bar, value) {
  try {
    value = Math.round(value);
    bar.querySelector(".progress_fill").style.width = `${value}%`;
    bar.querySelector(".progress_text").textContent = `${value}%`;
  } catch (error) {
    console.log("Error in scripts.js updateProgressBar function");
    console.log(error);
  }
  
}

//function to load ai options to the drop down list
function loadAiOptions(options){
  try {
    var menu = document.getElementById('ai_type');
    var object_holdy;
    var choice ;
    object_holdy = options
    for(i = 0; i < options.length; i++){
      choice = document.createElement('option');
      choice.textContent = object_holdy[i].displayname;
      choice.value = object_holdy[i].name;
      menu.appendChild(choice);
    }
  } catch (error) {
    console.log("Error in script.js loadAiOptions function");
    console.log(error);
  }
}

//function to load transcription options to the drop down list
function loadTranscriptionOptions(options){
  try {
    var menu = document.getElementById('transkript_type');
    var object_holdy;
    var choice ;
    object_holdy = options
    for(i = 0; i < options.length; i++){
      choice = document.createElement('option');
      choice.textContent = object_holdy[i].displayname;
      choice.value = object_holdy[i].name;
      menu.appendChild(choice);
    }
  } catch (error) {
    console.log("Error in script.js function loadTranscriptionOptions");
    console.log(error);
  }
}

//function to load data type options to the drop down list
function loadDataTypeOptions(options){
  try {
    var menu = document.getElementById('output_type');
    var object_holdy;
    var choice ;
    object_holdy = options
    for(i = 0; i < options.length; i++){
      choice = document.createElement('option');
      choice.textContent = object_holdy[i].displayname;
      choice.value = object_holdy[i].name;
      menu.appendChild(choice);
    }
  } catch (error) {
    console.log("Error in script.js function loadDataTypeOptions");
    console.log(error);
  }
}

//function to load language options to the drop down list
function loadLanguageOptions(){
  try {
    var menu = document.getElementById('language_option');
    var object_holdy;
    var choice ;
    object_holdy = Object.keys(languageOptions);
    for(i = 0; i < object_holdy.length; i++){
      choice = document.createElement('option');
      choice.textContent = object_holdy[i];
      choice.value = object_holdy[i];
      menu.appendChild(choice);
    }
  } catch (error) {
    console.log("Error in script.js loadLanguageOptions function");
    console.log(error);
  }
}

//function to load speaker options to the drop down list
function loadSpeakerOptions(options){
  try {
    var menu = document.getElementById('speaker_option');
    var object_holdy;
    var choice ;
    object_holdy = options
    for(i = 0; i < options.length; i++){
      choice = document.createElement('option');
      choice.textContent = object_holdy[i].displayname;
      choice.value = object_holdy[i].name;
      menu.appendChild(choice);
    }
  } catch (error) {
    console.log("Error in script.js loadSpeakerOptions function");
    console.log(error);
  }
}

//function to load speaker audio file options to the drop down list
function loadSpeakerAudio(option){
  try {
    var menu = document.getElementById('speakerAudioViewer');
    var aud = document.createElement("source");
    aud.src = options;
    menu.appendChild(aud);
  } catch (error) {
    console.log("Error in script.js loadSpeakerAudio function");
    console.log(error);
  }
}


function activateSubmitBtn(hasFile){
  try {
    document.getElementById("submitButton").disabled = !hasFile;
  } catch (error) {
    console.log(error);
  }
}

function deaktivateProgressbar(){
  try {
    document.getElementById("progressbar").style.visibility = "hidden";
  } catch (error) {
    console.log(error);
  }
}

//Video thumbnail generation
function generateThumbnail(path){
  const videoElement = document.getElementById("previewThumbnail");
  while (videoElement.firstChild) videoElement.removeChild(videoElement.firstChild);
  videoElement.src = path;
  videoElement.type = "video/mov";
  videoElement.load();
  videoElement.style.maxWidth = 40;
  videoElement.style.maxHeight = 40;
  videoElement.autoplay = false;
}

//Step-navigation
const steps = document.querySelectorAll(".step");
const stepButtons = document.querySelectorAll(".step-item");
let currentStep = 1;
const totalSteps = steps.length;

function showStep(stepNumber) {
  if (stepNumber < 1 || stepNumber > totalSteps){
    console.error("StepNumber out of Bounds", stepNumber);
    return;
  }
  steps.forEach(step => step.style.display = "none");
  document.getElementById("step" + stepNumber).style.display = "block";

  stepButtons.forEach(btn => btn.classList.remove("active"));
  document.querySelector(`.step-item[data-step="${stepNumber}"]`).classList.add("active");
  const activeBtn = document.querySelector(`.step-item[data-step="${stepNumber}"]`);

  if(activeBtn) activeBtn.classList.add("active");

  prevBtn.disabled = stepNumber == 1;
  nextBtn.disabled = stepNumber === totalSteps;
  currentStep = stepNumber;
}


//Audio value setter
var speakerAudios = {};
var speakerEndValues = {};
function setSpeakerAudiosValue(valy){
  try {
    speakerAudios = valy;
    document.getElementById("speakerAudioViewer").src = valy.speakerA.source;
  } catch (error) {
    
  }
}

function rewriteSpeakerName(){
  try {
    var tempy = document.getElementById("cur_speaker").textContent;
    speakerAudios[document.getElementById("newSpeaker").textContent] = speakerAudios[tempy];
    delete speakerAudios[tempy];
    document.getElementById("cur_speaker").textContent = document.getElementById("newSpeaker").textContent;
  } catch (error) {
    
  }
}

function sendSpeakerPackages(){
  try {
    window.sendSpeakerPackages(speakerAudios);
  } catch (error) {
    
  }
}