/*
Handle user events
*/

// Top level inputs

const scriptLocationChange = async (event) => {
  colourInput(event.target, false, true, false);
  updateCurrentCommandDisplay();
};

const scriptLocationSearch = async (event) => {
  const entryScriptNode = document.getElementById('entry-script');
  const value = await askForFile('python');
  if (value !== null) {
    entryScriptNode.value = value;
    await scriptLocationChange({ target: entryScriptNode });
  }
};

const oneFileOptionChange = (option) => (event) => {
  const onefileAdditionalFilesNote = document.getElementById('onefileAdditionalFilesNote');
  onefileAdditionalFilesNote.style.display = option === 'one-file' ? 'block' : 'none'; // Show the note if one-file is being used
  const oneFileButton = document.getElementById('one-file-button');
  oneFileButton.classList.add(option === 'one-file' ? 'selected' : 'unselected');
  oneFileButton.classList.remove(option !== 'one-file' ? 'selected' : 'unselected');
  const oneDirectoryButton = document.getElementById('one-directory-button');
  oneDirectoryButton.classList.add(option === 'one-directory' ? 'selected' : 'unselected');
  oneDirectoryButton.classList.remove(option !== 'one-directory' ? 'selected' : 'unselected');
  updateCurrentCommandDisplay();
};

const consoleWindowOptionChange = (option) => (event) => {
  const consoleButton = document.getElementById('console-based-button');
  consoleButton.classList.add(option === 'console' ? 'selected' : 'unselected');
  consoleButton.classList.remove(option !== 'console' ? 'selected' : 'unselected');
  const windowButton = document.getElementById('window-based-button');
  windowButton.classList.add(option === 'window' ? 'selected' : 'unselected');
  windowButton.classList.remove(option !== 'window' ? 'selected' : 'unselected');
  updateCurrentCommandDisplay();
};

const iconLocationChange = async (event) => {
  const valid = await colourInput(event.target, true, true, false);
  updateCurrentCommandDisplay();

  // If valid and a value exists, show the message if the file is not an ico file
  const warningElement = document.getElementById('icon-invalid-warning');
  if (valid && event.target.value !== '') {
    const isIcoFile = await isFileAnIco(event.target.value);
    warningElement.style.display = isIcoFile === false ? 'block' : 'none'; // isIcoFile is boolean | null
  } else {
    warningElement.style.display = 'none';
  }
};

const iconLocationSearch = async (event) => {
  const iconPathNode = document.getElementById('icon-path');
  const value = await askForFile('icon');
  if (value !== null) {
    iconPathNode.value = value;
    await iconLocationChange({ target: iconPathNode });
  }
};

const additionalFilesAddFiles = async (event) => {
  const files = await askForFiles();
  if (files !== null) {
    const datasListNode = document.getElementById('datas-list');
    files.forEach((file) => {
      addDoubleInputForSrcDst(datasListNode, 'datas', file, '.', true, true);
    });
  }
};

const additionalFilesAddFolder = async (event) => {
  const folder = await askForFolder();
  if (folder !== '') {
    const datasListNode = document.getElementById('datas-list');
    const destinationFolder = folder.split(/[/\\]/);
    addDoubleInputForSrcDst(
      datasListNode,
      'datas',
      folder,
      `${destinationFolder[destinationFolder.length - 1]}/`,
      true,
      true
    );
  }
};

const additionalFilesAddBlank = (event) => {
  const datasListNode = document.getElementById('datas-list');
  addDoubleInputForSrcDst(datasListNode, 'datas', '', '.', true, true);
};

// Settings section events

const outputDirectorySearch = async (event) => {
  const folder = await askForFolder();
  if (folder !== '') {
    const outputDirectoryInput = document.getElementById('output-directory');
    outputDirectoryInput.value = folder;
  }
};

const recursionLimitToggle = (enabled) => {
  const button = document.getElementById('recursion-limit-switch');
  if (enabled) {
    button.classList.add('selected');
    button.classList.remove('unselected');
  } else {
    button.classList.remove('selected');
    button.classList.add('unselected');
  }
};

const rawArgumentsChange = (event) => {
  updateCurrentCommandDisplay();
};

const packageScript = async (event) => {
  if (packagingState === PACKAGING_STATE_PACKAGING) {
    // Do not do anything while packaging
    return;
  }
  if (packagingState === PACKAGING_STATE_COMPLETE) {
    // This is now the clear output button
    setPackagingState(PACKAGING_STATE_READY);
    return;
  }

  // Pre-checks
  const currentConfiguration = getCurrentConfiguration();
  const entryScript = currentConfiguration.find((c) => c.optionDest === 'filenames').value;

  if (entryScript === '') {
    alert(getTranslation('nonDom.alert.noScriptsLocationProvided'));
    return;
  }

  const willOverwrite = await eel.will_packaging_overwrite_existing(
    entryScript,
    currentConfiguration.find((c) => c.optionDest === 'name')?.value,
    currentConfiguration.find((c) => c.optionDest === 'onefile').value,
    getNonPyinstallerConfiguration().outputDirectory
  )();
  if (willOverwrite && !confirm(getTranslation('nonDom.alert.overwritePreviousOutput'))) {
    return;
  }

  // If checks have passed, package the script
  startPackaging();
};

const openOutputFolder = (event) => {
  const currentConfiguration = getCurrentConfiguration();
  const entryScript = currentConfiguration.find((c) => c.optionDest === 'filenames').value;
  const isOneFile = currentConfiguration.find((c) => c.optionDest === 'onefile').value;
  eel.open_output_in_explorer(getNonPyinstallerConfiguration().outputDirectory, entryScript, isOneFile)();
};

const setupEvents = () => {
  // Script location
  document.getElementById('entry-script').addEventListener('input', scriptLocationChange);
  document.getElementById('entry-script-search').addEventListener('click', scriptLocationSearch);

  // Output bundle type
  document.getElementById('one-directory-button').addEventListener('click', oneFileOptionChange('one-directory'));
  document.getElementById('one-file-button').addEventListener('click', oneFileOptionChange('one-file'));

  // Console switch
  document.getElementById('console-based-button').addEventListener('click', consoleWindowOptionChange('console'));
  document.getElementById('window-based-button').addEventListener('click', consoleWindowOptionChange('window'));

  // Icon
  document.getElementById('icon-path').addEventListener('input', iconLocationChange);
  document.getElementById('icon-path-search').addEventListener('click', iconLocationSearch);

  // Additional files
  document.getElementById('additional-files-add-files-button').addEventListener('click', additionalFilesAddFiles);
  document.getElementById('additional-files-add-folder').addEventListener('click', additionalFilesAddFolder);
  document.getElementById('additional-files-add-blank').addEventListener('click', additionalFilesAddBlank);

  // Settings
  document.getElementById('output-directory-search').addEventListener('click', outputDirectorySearch);
  document
    .getElementById('recursion-limit-switch')
    .addEventListener('click', (e) => recursionLimitToggle(e.target.classList.contains('unselected')));
  document.getElementById('raw-arguments').addEventListener('input', rawArgumentsChange);
  document.getElementById('configuration-import').addEventListener('click', () => onConfigurationImport());
  document.getElementById('configuration-export').addEventListener('click', () => onConfigurationExport());

  // Build buttons
  document.getElementById('package-button').addEventListener('click', packageScript);
  document.getElementById('open-output-folder-button').addEventListener('click', openOutputFolder);

  // Add configurationGetters
  const getEntryScript = () => ['filenames', document.getElementById('entry-script').value];
  const getOnefile = () => [
    'onefile',
    document.getElementById('one-directory-button').classList.contains('unselected'),
  ];
  const getConsole = () => ['console', document.getElementById('window-based-button').classList.contains('unselected')];
  const getIcon = () => {
    const path = document.getElementById('icon-path').value;
    return path === '' ? null : ['icon_file', path];
  };
  configurationGetters.push(getEntryScript);
  configurationGetters.push(getOnefile);
  configurationGetters.push(getConsole);
  configurationGetters.push(getIcon);

  // Add configurationSetters
  const setEntryScript = (value) => {
    document.getElementById('entry-script').value = value;
    scriptLocationChange({ target: document.getElementById('entry-script') });
  };
  const setOnefile = (value) => {
    if (value) {
      document.getElementById('one-directory-button').classList.add('unselected');
      document.getElementById('one-file-button').classList.remove('unselected');
    } else {
      document.getElementById('one-directory-button').classList.remove('unselected');
      document.getElementById('one-file-button').classList.add('unselected');
    }
  };
  const setConsole = (value) => {
    if (value) {
      document.getElementById('console-based-button').classList.remove('unselected');
      document.getElementById('window-based-button').classList.add('unselected');
    } else {
      document.getElementById('console-based-button').classList.add('unselected');
      document.getElementById('window-based-button').classList.remove('unselected');
    }
  };
  const setAdditionalFile = (value) => {
    const datasListNode = document.getElementById('datas-list');
    const [val1, val2] = value.split(pathSeparator);
    addDoubleInputForSrcDst(datasListNode, 'datas', val1, val2, true, true);
  };
  const setIcon = (value) => {
    document.getElementById('icon-path').value = value;
    document.getElementById('icon-path').dispatchEvent(new Event('input'));
  };
  configurationSetters['filenames'] = setEntryScript;
  configurationSetters['onefile'] = setOnefile;
  configurationSetters['console'] = setConsole;
  configurationSetters['datas'] = setAdditionalFile;
  configurationSetters['icon_file'] = setIcon;

  configurationCleaners.push(() => setEntryScript('')); // filenames
  configurationCleaners.push(() => setOnefile(false)); // onefile
  configurationCleaners.push(() => setConsole(false)); // console
  configurationCleaners.push(() => setIcon('')); // icon_file

  // Soft initialise (to trigger any required initial events)
  setEntryScript('');
  setOnefile(false);
  setConsole(true);
};
