import * as i18n from './i18n.js';

const {
  t,
  initI18n,
  bindLanguageSelector,
  onLanguageChange,
  getCurrentLanguage,
  setLanguage,
} = i18n;

const setLanguageGuard = i18n.setLanguageGuard || (() => {});
import { closeIcon, eyeIcon, trashIcon } from './constants.js';
import {
  ensureAuthenticated,
  startAuthWatcher,
  clearAuthUser,
} from './auth.js';

ensureAuthenticated();
startAuthWatcher();

const logoutButton = document.getElementById('btn-logout');
if (logoutButton) {
  logoutButton.addEventListener('click', () => {
    clearAuthUser();
    window.location.href = 'login.html';
  });
}

const inputElement = document.getElementById('file-input');
const textInputElement = document.getElementById('text-input-additional');
const socialMediaInputElement = document.getElementById('input-social');
const titleInputElement = document.getElementById('input-title');
const locationInputElement = document.getElementById('input-location');
const categoryInputElement = document.getElementById('input-category');
const violenceLevelInputElement = document.getElementById('input-violence');

const outputElement = document.getElementById('output-area');
const btnClear = document.getElementById('btn-clear-face-check');
const btnSubmit = document.getElementById('btn-submit-face-check');
const btnSave = document.getElementById('btn-save-face-check');
const wrapperFilesElement = document.getElementById('wrapper-files-face-check');
const wrapperUploadElement = document.getElementById(
  'wrapper-upload-face-check'
);
const wrapperModalElement = document.getElementById(
  'wrapper-modal-1760410479496'
);
const contentModalElement = document.getElementById('model-1760410479496');
const dropZones = document.getElementsByClassName('drop-zone');
const fileRemoves = document.getElementsByClassName('file-remove');
const statusFaceCheckElement = document.getElementById('status-face-check');
const tabMenuElement = document.getElementById('menu-1762855257376');
const tabItems = tabMenuElement.getElementsByClassName('item');
const livechat = document.getElementById('live-chat-1765253515534');
export let output;

initI18n();
bindLanguageSelector('#language-select');
const languageApiMap = {
  en: 'English',
  ja: 'Japanese',
  vi: 'Vietnamese',
};

const languageLabelMap = {
  en: () => t('languageEnglish') || 'English',
  ja: () => t('languageJapanese') || 'Japanese',
  vi: () => t('languageVietnamese') || 'Vietnamese',
};

const languageDropdown = document.getElementById('language-dropdown');
const languageToggle = document.getElementById('language-toggle');
const languageOptions = document.querySelectorAll('.language-option');
const languageSelectedLabel = document.getElementById(
  'language-selected-label'
);
const hiddenLanguageSelect = document.getElementById('language-select');

function setLanguageControlsDisabled(disabled) {
  if (languageToggle) {
    languageToggle.disabled = disabled;
    languageToggle.classList.toggle('btn-disabled', disabled);
  }
  if (hiddenLanguageSelect) {
    hiddenLanguageSelect.disabled = disabled;
  }
  languageOptions.forEach((option) => {
    option.classList.toggle('btn-disabled', disabled);
    option.setAttribute('aria-disabled', disabled.toString());
  });
}

function setLanguageUI(lang) {
  const labelFn = languageLabelMap[lang];
  if (languageSelectedLabel && labelFn) {
    languageSelectedLabel.textContent = labelFn();
  }
  languageOptions.forEach((option) => {
    const isActive = option.dataset.lang === lang;
    option.classList.toggle('active', isActive);
    option.setAttribute('aria-selected', isActive.toString());
  });
  if (hiddenLanguageSelect) {
    hiddenLanguageSelect.value = lang;
  }
  if (languageToggle) {
    languageToggle.setAttribute('aria-expanded', 'false');
  }
  if (languageDropdown) {
    languageDropdown.classList.remove('open');
  }
}

function setupLanguageDropdown() {
  if (!languageDropdown || !languageToggle) return;

  languageToggle.addEventListener('click', (event) => {
    event.stopPropagation();
    const isOpen = languageDropdown.classList.toggle('open');
    languageToggle.setAttribute('aria-expanded', isOpen.toString());
  });

  languageOptions.forEach((option) => {
    option.addEventListener('click', (event) => {
      event.stopPropagation();
      const lang = option.dataset.lang;
      if (lang) {
        setLanguage(lang);
      }
    });
  });

  document.addEventListener('click', (event) => {
    if (!languageDropdown.classList.contains('open')) return;
    if (!languageDropdown.contains(event.target)) {
      languageDropdown.classList.remove('open');
      languageToggle.setAttribute('aria-expanded', 'false');
    }
  });

  setLanguageUI(getCurrentLanguage());
}

setupLanguageDropdown();

const formInputs = [
  textInputElement,
  socialMediaInputElement,
  titleInputElement,
  locationInputElement,
  categoryInputElement,
  violenceLevelInputElement,
];

function setDefaultOutputPlaceholder() {
  outputElement.innerHTML = `
    <p class="opacity-50" data-i18n="verificationPlaceholder" data-i18n-dynamic="true">
      ${t('verificationPlaceholder')}
    </p>`;
}

function updateSubmitButtonLabel() {
  if (!btnSubmit) return;
  btnSubmit.innerText = isLoading.value
    ? t('processingLabel')
    : t('submitButton');
}

onLanguageChange((lang) => {
  setLanguageUI(lang);
  updateSubmitButtonLabel();
  if (!data.value) {
    setDefaultOutputPlaceholder();
    return;
  }

  if (selectedTab.value === 'verified_evidence') {
    const activeChild = selectedTabChildren.value || 'source_details';
    const content =
      data.value.readme_content[selectedTab.value]?.[activeChild]?.content ||
      data.value.readme_content[selectedTab.value]?.content ||
      '';
    outputElement.innerHTML =
      buildVerifiedEvidenceMenu(activeChild) + marked.parse(content);
  }
});

function toggleFormInputs(disabled) {
  formInputs.forEach((el) => {
    if (!el) return;
    el.disabled = disabled;
    el.classList.toggle('btn-disabled', disabled);
  });
}

export const clientId =
  Date.now().toString(36) + Math.random().toString(36).substring(2, 8);
export const apiBaseUrl = '';
export let estTimeStep1 = 0;
export let estTimeStep2 = 0;

let currentPreviewURL = null;
const mediaPreviewUrls = new Map();

const renderer = new marked.Renderer();
renderer.link = function ({ href, text }) {
  return `<a class="image-bg" href="${href}" target="_blank" rel="noopener noreferrer">${text}</a>`;
};

let isReplaced = true;
let isReplacedBlock = true;
renderer.text = function ({ text }) {
  const hiddenTexts = [];
  const noReplaces = [
    //EN
    '**Tags:**',
    '**Filename:**',
    '**Authenticity Assessment:**',
    '**Verification Methods:**',
    '**Details:**',
    '**Verification Tools & Methods:**',
    '**Synthetic Type (if applicable):**',
    '**Other Artifacts:**',
    '**Supporting Sources:**',
    '**Cross-Checking Information:**',
    '**Other Info:**',

    //JA
    '**タグ:**',
    '**真正性評価:**',
    '**検証方法:**',
    '**詳細:**',
    '**サポートソース:**',
    '**クロスチェック情報:**',
    '**その他の情報:**',

    //Vi
    '**Thẻ:**',
    '**Đánh giá tính xác thực:**',
    '**Phương pháp xác minh:**',
    '**Chi tiết:**',
    '**Nguồn hỗ trợ:**',
    '**Thông tin đối chiếu chéo:**',
    '**Thông tin khác:**',
  ];
  isReplaced = !noReplaces.some((item) => text.includes(item));
  if (isReplacedBlock) {
    isReplacedBlock = !text.includes('**Supporting Sources:**');
  }

  const normalizedText = text.trim().replace(/^[-*]\s*/, '');
  if (hiddenTexts.some((item) => normalizedText === item)) {
    return '';
  }

  if (!isReplaced) {
    const inlineHtml =
      typeof marked.parseInline === 'function'
        ? marked.parseInline(text)
        : marked.Renderer.prototype.text.call(renderer, text);
    return inlineHtml;
  }
  const replaced = text.replace(
    /(?:\b([\w-]+)\s*)?(?:\[((?:Image\s+[^\]]+|Source\s+[^\]]+|URL\s+[^\]]+|[^,\]]+(?:\s*,\s*[^,\]]+)*))\]|\((Sources?\s+[^)]+)\))/gi,
    (match, beforeWord, insideSquare, insideSource) => {
      const beforeWordLower = (beforeWord || '').toLowerCase();
      const insideLower = (insideSquare || '').toLowerCase();

      const isImages = ['image', 'images', 'photo', 'photos'];

      if (
        isImages.includes(beforeWordLower) ||
        isImages.some((item) => insideLower.includes(item))
      ) {
        const listImage = insideSquare
          .split(',')
          .map(
            (item) =>
              `<span class="${
                isReplacedBlock ? 'image-bg' : ''
              }" onClick="previewImage('${item}')">${item}</span>`
          );
        return `${
          beforeWord ? beforeWord + ' ' : ''
        } <span>&#91;${listImage.join(', ')}&#93;</span>`;
      }
      const listUrl = (insideSquare || insideSource)
        .split(',')
        .map(
          (item) =>
            `<span class="${
              isReplacedBlock ? 'image-bg' : ''
            }" onClick=goToEvidence()>${item}</span>`
        );

      return `${beforeWord ? beforeWord + ' ' : ''} \n<span>&#91;${listUrl.join(
        ', '
      )}&#93;</span>`;
    }
  );

  return replaced;
};

marked.setOptions({
  renderer,
  breaks: true,
});

let files = {};
Object.defineProperty(files, 'value', {
  set(newValue) {
    const activeIds = new Set(
      newValue.map((file) => `${file.name}|${file.size}|${file.lastModified}`)
    );
    mediaPreviewUrls.forEach((url, id) => {
      if (!activeIds.has(id)) {
        URL.revokeObjectURL(url);
        mediaPreviewUrls.delete(id);
      }
    });

    if (newValue.length > 0) {
      const displayNames = newValue
        .map((file) => {
          const fileId = `${file.name}|${file.size}|${file.lastModified}`;
          if (!mediaPreviewUrls.has(fileId)) {
            mediaPreviewUrls.set(fileId, URL.createObjectURL(file));
          }
          const previewUrl = mediaPreviewUrls.get(fileId);
          const previewMarkup = file.type.startsWith('video/')
            ? `<div class="file-thumbnail file-thumbnail-video">
        <video src="${previewUrl}" preload="metadata" muted playsinline></video>
      </div>`
            : `<img class="file-thumbnail file-thumbnail-image" src="${previewUrl}" alt="${file.name}" />`;
          return `<div onclick="previewFile(event, '${fileId}')" id="${fileId}" class="file-item pointer">
      ${previewMarkup}
      <span class="file-name" data-full-name="${file.name}">${file.name}</span>
      <div class="preview">${eyeIcon}</div>
      <div onclick="removeFile(event, '${fileId}', 'media')" class="file-remove" data-file="${fileId}">${trashIcon}</div>
    </div>`;
        })
        .join('');
      wrapperFilesElement.innerHTML = displayNames;
      wrapperFilesElement.classList.remove('display-none');

      // Add tooltips only for truncated text
      setTimeout(() => {
        document.querySelectorAll('.file-name').forEach((span) => {
          const fullName = span.getAttribute('data-full-name');
          if (fullName && span.scrollWidth > span.clientWidth) {
            span.setAttribute('title', fullName);
          }
        });
      }, 0);
    } else {
      wrapperFilesElement.innerHTML = '';
      wrapperFilesElement.classList.add('display-none');
    }
    this._value = newValue;
  },
  get() {
    return this._value;
  },
});
files.value = [];

let data = {};
Object.defineProperty(data, 'value', {
  set(newValue) {
    if (newValue) {
      btnSave.classList.add('active');
      console.log(newValue);
      output = newValue;

      // livechat.classList.remove('display-none');
    } else {
      btnSave.classList.remove('active');
      output = '';
      // livechat.classList.add('display-none');
    }
    this._value = newValue;
  },
  get() {
    return this._value;
  },
});
// data.value = {}

function buildVerifiedEvidenceMenu(activeChild = 'source_details') {
  const labels = {
    source_details: t('sourceDetailsTab'),
    where: t('whereTab'),
    when: t('whenTab'),
    who: t('whoTab'),
    why: t('whyTab'),
  };
  const childTabs = ['source_details', 'where', 'when', 'who', 'why'];
  const items = childTabs
    .map(
      (key) =>
        `<div onclick="changeTabChildren('${key}', this)" class="item ${
          activeChild === key ? 'active' : ''
        }">${labels[key]}</div>`
    )
    .join('');

  return `<div class="menu-children menu pt-0 mb-4">${items}</div>`;
}

let selectedTab = {};
Object.defineProperty(selectedTab, 'value', {
  set(newValue) {
    if (data.value) {
      const menuItems =
        newValue === 'verified_evidence'
          ? buildVerifiedEvidenceMenu(
              selectedTabChildren.value || 'source_details'
            )
          : '';

      outputElement.innerHTML =
        menuItems +
        marked.parse(
          data.value.readme_content[newValue]?.content ||
            data.value.readme_content[newValue]?.source_details?.content ||
            ''
        );
    }
    isReplacedBlock = true;
    this._value = newValue;
  },
  get() {
    return this._value;
  },
});
selectedTab.value = 'case_summary';

let selectedTabChildren = {};
Object.defineProperty(selectedTabChildren, 'value', {
  set(newValue) {
    if (data.value) {
      const menuItems = buildVerifiedEvidenceMenu(newValue);
      outputElement.innerHTML =
        menuItems +
        marked.parse(
          data.value.readme_content[selectedTab.value]?.[newValue]?.content ||
            ''
        );
    }
    isReplacedBlock = true;
    this._value = newValue;
  },
  get() {
    return this._value;
  },
});
selectedTabChildren.value = 'source_details';

let isLoading = {};
Object.defineProperty(isLoading, 'value', {
  set(newValue) {
    if (newValue) {
      btnClear.disabled = true;
      btnSave.disabled = true;
      btnSubmit.disabled = true;
      inputElement.disabled = true;
      toggleFormInputs(true);
      Array.from(dropZones).forEach((dropZone) => {
        dropZone.disabled = true;
        dropZone.classList.add('btn-disabled');
      });
      Array.from(fileRemoves).forEach((fileRemove) => {
        fileRemove.disabled = true;
        fileRemove.classList.add('btn-disabled');
      });

      btnClear.classList.add('btn-disabled');
      btnSave.classList.add('btn-disabled');
      btnSubmit.classList.add('btn-disabled');

      Array.from(tabItems).forEach((tabItem) => {
        tabItem.disabled = true;
        tabItem.classList.add('btn-disabled', 'no-hover');
      });

      setLanguageControlsDisabled(true);
    } else {
      btnClear.disabled = false;
      btnSave.disabled = false;
      btnSubmit.disabled = false;
      inputElement.disabled = false;
      toggleFormInputs(false);
      Array.from(dropZones).forEach((dropZone) => {
        dropZone.disabled = false;
        dropZone.classList.remove('btn-disabled');
      });
      Array.from(fileRemoves).forEach((fileRemove) => {
        fileRemove.disabled = false;
        fileRemove.classList.remove('btn-disabled');
      });
      btnClear.classList.remove('btn-disabled');
      btnSave.classList.remove('btn-disabled');
      btnSubmit.classList.remove('btn-disabled');

      Array.from(tabItems).forEach((tabItem) => {
        tabItem.disabled = false;
        tabItem.classList.remove('btn-disabled', 'no-hover');
      });

      setLanguageControlsDisabled(false);
    }
    this._value = newValue;
    updateSubmitButtonLabel();
  },
  get() {
    return this._value;
  },
});

updateSubmitButtonLabel();
setDefaultOutputPlaceholder();

inputElement.addEventListener('change', (event) => {
  const allowedExtensions = [
    '.png',
    '.jpg',
    '.jpeg',
    '.gif',
    '.webp',
    '.svg',
    '.mov',
    '.mp4',
  ];
  const selectedFiles = Array.from(event.target.files);
  const invalidFiles = selectedFiles.filter((file) => {
    return !allowedExtensions.some((ext) =>
      file.name.toLowerCase().endsWith(ext)
    );
  });
  if (invalidFiles.length > 0) {
    createTemplateModal(
      `${t('allowedFormats')}${allowedExtensions.join(', ')}`
    );
    inputElement.value = '';
    return;
  }

  for (const file of selectedFiles) {
    if (
      !files.value.some((f) => f.name === file.name && f.size === file.size)
    ) {
      files.value = [...files.value, file];
    }
  }
  inputElement.value = '';
});

// Drag and drop for media files
const mediaDropZone = document.querySelector('label[for="file-input"]');
mediaDropZone.addEventListener('dragover', (e) => {
  e.preventDefault();
  mediaDropZone.classList.add('drag-over');
});
mediaDropZone.addEventListener('dragleave', (e) => {
  e.preventDefault();
  mediaDropZone.classList.remove('drag-over');
});
mediaDropZone.addEventListener('drop', (e) => {
  e.preventDefault();
  mediaDropZone.classList.remove('drag-over');
  const droppedFiles = Array.from(e.dataTransfer.files);
  const allowedExtensions = [
    '.png',
    '.jpg',
    '.jpeg',
    '.gif',
    '.webp',
    '.svg',
    '.mov',
    '.mp4',
  ];
  const invalidFiles = droppedFiles.filter((file) => {
    return !allowedExtensions.some((ext) =>
      file.name.toLowerCase().endsWith(ext)
    );
  });
  if (invalidFiles.length > 0) {
    createTemplateModal(
      `${t('allowedFormats')}${allowedExtensions.join(', ')}`
    );
    return;
  }
  for (const file of droppedFiles) {
    if (
      !files.value.some((f) => f.name === file.name && f.size === file.size)
    ) {
      files.value = [...files.value, file];
    }
  }
});

btnSubmit.addEventListener('click', () => handleSubmit());
btnClear.addEventListener('click', () => reset());
btnSave.addEventListener('click', () => handleDownload('report.md'));

function reset() {
  inputElement.value = '';
  if (textInputElement) textInputElement.value = '';
  if (socialMediaInputElement) socialMediaInputElement.value = '';
  if (titleInputElement) titleInputElement.value = '';
  if (locationInputElement) locationInputElement.value = '';
  if (categoryInputElement) categoryInputElement.value = '';
  if (violenceLevelInputElement) violenceLevelInputElement.value = '';
  setDefaultOutputPlaceholder();
  files.value = [];
  data.value = null;
}

function hasExistingData() {
  return !!data.value;
}

function showLanguageChangeConfirm(nextLang) {
  const content = `
    <p class="modal-body-text">${t('languageChangeConfirmMessage')}</p>
    <div class="modal-actions">
      <button class="btn btn-clear w-fit" onclick="closeModal()">${t('languageChangeCancel')}</button>
      <button class="btn btn-submit w-fit" onclick="confirmLanguageChange('${nextLang}')">${t('languageChangeConfirm')}</button>
    </div>
  `;
  createTemplateModal(content, t('languageChangeConfirmTitle'));
}

window.confirmLanguageChange = function (lang) {
  reset();
  setLanguage(lang, { force: true });
  closeModal();
};

setLanguageGuard((nextLang, currentLang) => {
  if (nextLang === currentLang) return true;
  if (!hasExistingData()) return true;
  setLanguageUI(currentLang);
  showLanguageChangeConfirm(nextLang);
  return false;
});

const pollIntervalMs = 5000;
const maxPolls = 1000;
async function runFaceCheckPolling(formData, clientId) {
  try {
    const start = await axios.post(
      apiBaseUrl + 'v1/face_check/polling',
      formData,
      {
        headers: {
          'Content-Type': 'multipart/form-data',
          'X-Client-ID': clientId,
        },
      }
    );
    const { job_id, status } = start.data;
    if (!job_id) return { error: 'Missing job_id from polling start' };
    if (status === 'failed') return { error: 'Job failed immediately' };

    let attempts = 0;
    while (attempts < maxPolls) {
      await new Promise((r) => setTimeout(r, pollIntervalMs));
      attempts += 1;

      const res = await axios.get(
        apiBaseUrl + `v1/face_check/polling/${job_id}`
      );
      if (res.data.status === 'succeeded') return { result: res.data.result };
      if (res.data.status === 'failed') {
        return { error: res.data.error || 'Job failed' };
      }
    }
    return { error: 'Polling timeout' };
  } catch (error) {
    console.error('Face check polling failed', error);
    statusFaceCheckElement.classList.add('display-none');
    return { error: error?.message || 'Job failed' };
  }
}

function createDefaultMetadataFile() {
  const randomSuffix = Math.random().toString(36).slice(2, 10);
  const fileName = `metadata-${Date.now()}-${randomSuffix}.json`;
  const meta = {
    title: (titleInputElement?.value || '').trim(),
    location: (locationInputElement?.value || '').trim(),
    category: (categoryInputElement?.value || '').trim(),
    'violence level': (violenceLevelInputElement?.value || '').trim(),
    description: (textInputElement?.value || '').trim(),
    'social media link': (socialMediaInputElement?.value || '').trim(),
  };
  const content = JSON.stringify(meta, null, 2);
  return new File([content], fileName, { type: 'application/json' });
}

function sanitizeTextareaValue(raw) {
  return (raw || '').replace(/\r?\n/g, ' ').trim();
}

async function handleSubmit() {
  if (isLoading.value) return;

  data.value = null;
  setDefaultOutputPlaceholder();

  if (files.value.length === 0) {
    createTemplateModal(t('uploadRequirement'));
    return;
  }

  isLoading.value = true;
  statusFaceCheckElement.classList.remove('display-none');

  const metadataFile = createDefaultMetadataFile();

  const formData = new FormData();
  formData.append('metadata_file', metadataFile);
  formData.append(
    'additional_text',
    sanitizeTextareaValue(textInputElement?.value)
  );
  const selectedLanguage = getCurrentLanguage();
  formData.append('language', languageApiMap[selectedLanguage] || 'English');

  const mediainfo = await new Promise((resolve) => {
    MediaInfo.mediaInfoFactory({ format: 'JSON' }, resolve);
  });
  let isGetTimed = false;
  for (const [index, file] of files.value.entries()) {
    const readChunk = async (chunkSize, offset) =>
      new Uint8Array(
        await file.slice(offset, offset + chunkSize).arrayBuffer()
      );

    try {
      if (file.type.startsWith('video/') && !isGetTimed) {
        const result = await mediainfo.analyzeData(file.size, readChunk);
        const data = JSON.parse(result);

        const video =
          data.media.track.find((t) => t['@type'] === 'Video') || {};
        const duration = +video.Duration || 0;
        const frameRate = +video.FrameRate || 0;
        const heightV = +video.Height || 0;
        const widthV = +video.Width || 0;

        const calcEstimatedTimeCode = Math.ceil(
          (duration * frameRate * heightV * widthV * 3.17e-7) / 60
        );

        estTimeStep1 = calcEstimatedTimeCode;
        isGetTimed = true;
      }

      formData.append('files', file);
    } catch (error) {
      console.error('Error:', error);
    }
  }

  estTimeStep1 = estTimeStep1 + 5;
  estTimeStep2 = 5;

  try {
    const { result, error } = await runFaceCheckPolling(formData, clientId);
    if (error || !result) {
      outputElement.innerText = t('processingError');
      isLoading.value = false;
      return;
    }
    data.value = result;

    const menuItems =
      selectedTab.value === 'verified_evidence'
        ? buildVerifiedEvidenceMenu(
            selectedTabChildren.value || 'source_details'
          )
        : '';

    outputElement.innerHTML =
      menuItems +
      marked.parse(
        result.readme_content[selectedTab.value]?.content ||
          result.readme_content[selectedTab.value]?.source_details?.content ||
          ''
      );

    estTimeStep1 = 0;
    estTimeStep2 = 0;
    isLoading.value = false;
  } catch (error) {
    outputElement.innerText = t('processingError');
    isLoading.value = false;
  }
}

function handleHyperLinkImages(text) {
  return text.replace(/[\[\(]Image\s+([\d,\s]+)[\]\)]/g, (match, numbers) => {
    const list = numbers
      .split(',')
      .map((n) => n.trim())
      .filter((n) => n !== '');

    const result = list.map((n) => {
      return `[![Image ${n}]](./media/image-${n}.png)`;
    });

    return result.join('');
  });
}

async function handleDownload(filename) {
  if (!data.value) {
    createTemplateModal(t('noDataToSave'));
    return;
  }
  const dataReport =
    handleHyperLinkImages(`${data.value.readme_content.case_summary.title}${data.value.readme_content.case_summary.content}${data.value.readme_content.content_classification.title}${data.value.readme_content.content_classification.content}${data.value.readme_content.verified_evidence.title}
${data.value.readme_content.verified_evidence.source_details.title}${data.value.readme_content.verified_evidence.source_details.content}${data.value.readme_content.verified_evidence.where.title}${data.value.readme_content.verified_evidence.where.content}${data.value.readme_content.verified_evidence.when.title}${data.value.readme_content.verified_evidence.when.content}${data.value.readme_content.verified_evidence.who.title}${data.value.readme_content.verified_evidence.who.content}${data.value.readme_content.verified_evidence.why.title}${data.value.readme_content.verified_evidence.why.content}${data.value.readme_content.forensic_analysis.title}${data.value.readme_content.forensic_analysis.content}${data.value.readme_content.other_evidence.title}${data.value.readme_content.other_evidence.content}
  `);

  const mediaItems = Array.isArray(data.value.readme_content.media)
    ? data.value.readme_content.media
    : [];

  if (mediaItems.length === 0) {
    const blob = new Blob([dataReport], {
      type: 'text/markdown',
    });

    const url = URL.createObjectURL(blob);

    const a = document.createElement('a');
    a.href = url;
    a.download = filename;

    document.body.appendChild(a);
    a.click();

    document.body.removeChild(a);
    URL.revokeObjectURL(url);
    return;
  }

  if (typeof JSZip === 'undefined') {
    createTemplateModal(t('downloadPrepareFailedNetwork'));
    return;
  }

  const zip = new JSZip();
  zip.file(filename, dataReport);

  // Package each available media asset alongside the markdown report
  mediaItems.forEach((raw, index) => {
    if (typeof raw !== 'string' || !raw.trim()) {
      return;
    }
    const base64Data = raw.replace(/\s+/g, '');
    zip.file(`media/image-${index + 1}.png`, base64Data, { base64: true });
  });

  try {
    const archiveBlob = await zip.generateAsync({ type: 'blob' });
    const baseName = filename ? filename.replace(/\.[^/.]+$/, '') : 'report';
    const archiveName = `${baseName || 'report'}-assets.zip`;
    const url = URL.createObjectURL(archiveBlob);

    const a = document.createElement('a');
    a.href = url;
    a.download = archiveName;

    document.body.appendChild(a);
    a.click();

    document.body.removeChild(a);
    URL.revokeObjectURL(url);
  } catch (error) {
    console.error('Failed to generate download archive', error);
    createTemplateModal(t('downloadPrepareFailed'));
  }
}

window.goToEvidence = function () {
  if (selectedTab.value === 'other_evidence') return;
  document.querySelectorAll('.menu .item').forEach((item) => {
    item.classList.remove('active');
  });
  document
    .getElementById('other_evidence-1763023210526')
    .classList.add('active');
  selectedTab.value = 'other_evidence';
};

window.previewImage = function (imageRaw) {
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  if (!match) return;

  const index = Number(match[0]) - 1;
  const image = data.value.readme_content.media[index];

  if (!image) return;

  createTemplateModal(
    `<img src="data:image/jpeg;base64,${image}" alt="Image Preview" style="max-width: 100%; height: auto;" />`,
    `${t('imageLabel')} ${index + 1}`
  );
};

window.changeTabChildren = function (tab, element) {
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  document.querySelectorAll('.menu-children .item').forEach((item) => {
    item.classList.remove('active');
  });
  element.classList.add('active');

  selectedTabChildren.value = tab;
};

window.changeTab = function (tab, element) {
  if (isLoading.value) return;
  document.querySelectorAll('.menu .item').forEach((item) => {
    item.classList.remove('active');
  });
  element.classList.add('active');

  selectedTab.value = tab;
};

window.removeFile = function (event, fileId, fileType) {
  event.preventDefault();
  event.stopPropagation();
  if (isLoading.value) return;
  const [fileName, fileSize, fileLastModified] = fileId.split('|');
  files.value = files.value.filter(
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      !(
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        file.size.toString() === fileSize &&
        file.lastModified.toString() === fileLastModified
      )
  );
};

function createTemplateModal(content, title = t('notificationTitle')) {
  const modal = `<div class="header-modal">
      <span class="title">${title}</span>
      <div onclick="closeModal()" class="close">${closeIcon}</div>
    </div>
    <div class="content-modal scroll-box">
      ${content}
    </div>`;
  openModal(modal);
}

window.previewFile = function (event, fileId) {
  event.preventDefault();
  event.stopPropagation();
  const [fileName, fileSize, fileLastModified] = fileId.split('|');
  const file = files.value.find(
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      f.name === fileName &&
      f.size.toString() === fileSize &&
      f.lastModified.toString() === fileLastModified
  );
  if (!file) return;

  const fileURL = URL.createObjectURL(file);
  currentPreviewURL = fileURL;
  let content = '';
  if (file.type === 'video/quicktime') {
    content = t('movNotSupported');
  } else if (file.type.startsWith('image/')) {
    content = `<img src="${fileURL}" alt="${file.name}" style="max-width: 100%; height: auto;" />`;
  } else if (file.type.startsWith('video/')) {
    content = `<video controls style="max-width: 100%; height: auto;">
                 <source src="${fileURL}" type="${file.type}">
                 ${t('videoTagNotSupported')}
               </video>`;
  } else {
    content = t('previewUnavailable');
  }

  createTemplateModal(content, file.name);
};

function openModal(content) {
  contentModalElement.innerHTML = content;
  wrapperModalElement.style.display = 'flex';
}

window.closeModal = function () {
  wrapperModalElement.style.display = 'none';
  const video = contentModalElement.querySelector('video');
  if (video) {
    video.pause();
    video.currentTime = 0;
  }
  if (currentPreviewURL) {
    URL.revokeObjectURL(currentPreviewURL);
    currentPreviewURL = null;
  }
};