let myChart;
document.addEventListener("DOMContentLoaded", async () => {
  const urlParams = new URLSearchParams(window.location.search);
  const projectId = urlParams.get("id");
  const data = await getAllProject();
  const DataMetrics = await getDataMetrics(projectId);

  document.getElementById("name_project").innerHTML = data[projectId].name;
  const videoSelector = document.getElementById("video_selector");
  const numberPicker = document.getElementById('number-picker');
  const resultContainer = document.getElementById('result-container');
  const choiceSelect = document.getElementById('choice');
  const oneByOneContainer = document.getElementById('one-by-one-container');
  const firstLastContainer = document.getElementById('first-last-container');
  const addNumberButton = document.getElementById('add-number-button');
  const formContainer = document.getElementById('form-container');
  const durationInput = document.getElementById('duration');
  const tableImage = document.getElementById("content1");
  const numberBoard = document.getElementById('number-board');

  let selectedNumbers = [];

  choiceSelect.addEventListener('change', toggleContainers);

  if (addNumberButton) {
    addNumberButton.addEventListener('click', addSelectedNumber);
  }
  videoSelector.addEventListener("change", () => generateViewMetric(projectId));
  document.getElementById('show-form-button').addEventListener('click', showForm);
  document.getElementById('close-form-button').addEventListener('click', hideForm);
  document.getElementById('increment-button').addEventListener('click', incrementDuration);
  document.getElementById('decrement-button').addEventListener('click', decrementDuration);
  document.getElementById('submit').addEventListener('click', handleFormSubmit);
  document.getElementById("projets").addEventListener("click", navigateToProjects);
  document.getElementById("toggle-view").addEventListener("click", toggleView);

  generateViewMetric(projectId);
  PopulateSelect(videoSelector, projectId);
  populateImageTable(DataMetrics);

  function toggleContainers() {
    if (choiceSelect.value === 'oneByOne') {
      oneByOneContainer.style.display = 'block';
      firstLastContainer.style.display = 'none';
      populateNumberBoard(DataMetrics.length);
      setRequiredAttributes();
    } else {
      oneByOneContainer.style.display = 'none';
      firstLastContainer.style.display = 'block';
      const last = document.getElementById('last');
      last.value = DataMetrics.length;
      last.max = DataMetrics.length;
      document.getElementById('first').max = last.value;
      setRequiredAttributes();
    }
  }
  toggleContainers();

  function setRequiredAttributes() {
    const firstInput = document.getElementById('first');
    const lastInput = document.getElementById('last');
    const numeratorInput = document.getElementById('numerator');
    const denominatorInput = document.getElementById('denominator');

    if (firstLastContainer.style.display === 'block') {
      firstInput.required = true;
      lastInput.required = true;
      numeratorInput.required = true;
      denominatorInput.required = true;
    } else {
      firstInput.required = false;
      lastInput.required = false;
      numeratorInput.required = false;
      denominatorInput.required = false;
    }

    // Assuming you have some logic to handle the required attribute for one-by-one container
    // For example, if you have input fields in the one-by-one container, you can set their required attribute here
  }

  function addSelectedNumber() {
    const selectedNumber = parseInt(numberPicker.value, 10);
    if (!selectedNumbers.includes(selectedNumber)) {
      selectedNumbers.push(selectedNumber);
      numberPicker.remove(numberPicker.selectedIndex);
    }
  }

  function showForm() {
    formContainer.style.display = 'flex';
  }

  function hideForm() {
    formContainer.style.display = 'none';
  }

  function incrementDuration() {
    durationInput.value = parseInt(durationInput.value) + 1;
  }

  function decrementDuration() {
    if (parseInt(durationInput.value) > 0) {
      durationInput.value = parseInt(durationInput.value) - 1;
    }
  }

  async function handleFormSubmit(event) {
    event.preventDefault();
    const data = await getDataProjectVideosFromApi(projectId);
    const nameVideo = document.getElementById('name').value;
    const videoDuration = durationInput.value;

    if (videoDuration > 0) {
      if (checkVideoPath(data, nameVideo)) {
        alert('Nouvelle vidéo enregistrée :\nNom : ' + nameVideo +
          '\nRésolution : ' + document.getElementById('resolution').value +
          '\nDurée : ' + videoDuration + ' secondes');
      } else {
        alert('Le nom : "' + nameVideo + '" est déjà pris ! \n' +
          'veuillez en trouver un autre');
      }
    } else {
      alert('La durée de la vidéo doit être supérieur à 0');
    }
  }

  function navigateToProjects() {
    window.location.href = "../index.html";
  }

  function toggleView() {
    if (tableImage.classList.contains("hiddenTable")) {
      tableImage.classList.remove("hiddenTable");
      tableImage.classList.add("full-view");
      document.getElementById("toggle-view").innerHTML = "See first images";
    } else {
      tableImage.classList.remove("full-view");
      tableImage.classList.add("hiddenTable");
      document.getElementById("toggle-view").innerHTML = "See all images";
    }
  }

  function populateNumberBoard(length) {
    numberBoard.innerHTML = '';
    for (let i = 1; i <= length; i++) {
      const numberButton = document.createElement('button');
      numberButton.classList.add('number-button');
      numberButton.textContent = i;
      numberButton.addEventListener('click', () => highlightNumber(numberButton));
      numberBoard.appendChild(numberButton);
    }
  }
  function highlightNumber(button) {
    button.classList.toggle('highlight');
  }
});

function populateImageTable(DataMetrics) {
  const tableBody = document.getElementById("imageSource");
  while (tableBody.rows.length > 0) {
    tableBody.deleteRow(0);
}
  let row = document.createElement("tr");
  let i = 0;
  DataMetrics.forEach((measure) => {
    let imageTD = document.createElement("td");
    imageTD.innerHTML = `<img id="${i}" src="${api_url}/image/${measure.image_path}"/>`;
    row.appendChild(imageTD);

    if ((i + 1) % 3 === 0 && i !== 0) {
      tableBody.appendChild(row);
      row = document.createElement("tr");
    }
    if (row.childNodes.length > 0) {
      tableBody.appendChild(row);
    }
    i++;
  });
}

async function generateViewMetric(projectId) {
  const ctx = document.getElementById("metric_viewer").getContext("2d");
  let Hygrometrie = [];
  let Temperature = [];
  let datesMeasurement = [];

  let measurements;
  let currentVideoDatas;

  await new Promise((resolve) => {
    const checkExist = setInterval(() => {
      if (document.getElementById("video_selector").options.length > 0) {
        clearInterval(checkExist);
        resolve();
      }
    }, 100); // check every 100ms
  });

  const videoId = document.getElementById("video_selector").value;
  measurements = await getDataMetrics(projectId);
  let samples;
  if(videoId!=-1){
    currentVideoDatas = await getDataVideoFromApi(videoId);
    samples = convertStringToArray(currentVideoDatas[0]["measurement_ids"]);
  } else {
    samples=measurements.map(measurements => measurements.id);
  }
  
  tempoMeasure = filterAndSortMeasurementsByIds(measurements, samples);
  tempoMeasure.forEach((measure) => {
    datesMeasurement.push(measure.timestamp);
    Temperature.push(measure.temperature);
    Hygrometrie.push(measure.humidity);
  });
  populateImageTable(tempoMeasure)

  if (myChart) {
    myChart.destroy();
  }

  myChart = new Chart(ctx, {
    type: "line",
    data: {
      labels: datesMeasurement,
      datasets: [
        {
          label: "Température (F°)",
          data: Temperature,
          fill: false,
          borderColor: "rgba(75, 192, 192, 1)",
          tension: 0.1,
          yAxisID: "y", // Use the default y-axis
        },
        {
          label: "Hygrometrie (%)",
          data: Hygrometrie,
          fill: false,
          borderColor: "rgba(153, 102, 255, 1)",
          tension: 0.1,
          yAxisID: "y1", // Use the second y-axis
        },
      ],
    },
    options: {
      scales: {
        y: {
          beginAtZero: true,
          position: "left",
        },
        y1: {
          beginAtZero: true,
          position: "right",
          grid: {
            drawOnChartArea: false, // Only want the grid lines for one axis to show up
          },
        },
      },
    },
  });
}