/* eslint max-len: 0, no-plusplus: ["error", { "allowForLoopAfterthoughts": true }] */
const details = () => ({
  id: 'Tdarr_Plugin_gabehf_Prefer_Honorific_Subs',
  Stage: 'Pre-processing',
  Name: 'Prefer Honorific Subs',
  Type: 'Subtitle',
  Operation: 'Transcode',
  Description:
    'This plugin sets the disposition of honorific/weeb subtitle tracks to default based on the track title or enm language code. \n\n',
  Version: '1.0',
  Tags: 'pre-processing,ffmpeg,subtitle only',
  Inputs: [],
});

// eslint-disable-next-line @typescript-eslint/no-unused-vars
const plugin = (file, librarySettings, inputs, otherArguments) => {
  const lib = require('../methods/lib')();
  // eslint-disable-next-line @typescript-eslint/no-unused-vars,no-param-reassign
  inputs = lib.loadDefaultValues(inputs, details);
  const response = {
    processFile: false,
    preset: '',
    container: `.${file.container}`,
    handBrakeMode: false,
    FFmpegMode: true,
    reQueueAfter: false,
    infoLog: '',
  };

  // Check if file is a video. If it isn't then exit plugin.
  if (file.fileMedium !== 'video') {
    // eslint-disable-next-line no-console
    console.log('File is not video');
    response.infoLog += '☒File is not video \n';
    response.processFile = false;
    return response;
  }

  // Set up required variables.
  let ffmpegCommandInsert = '';
  let subtitleIdx = -1;
  let convert = false;
  let honorificTrackIdx = -1;

  for (let i = 0; i < file.ffProbeData.streams.length; i++) {
    try {
      if (file.ffProbeData.streams[i].codec_type.toLowerCase() === 'subtitle') {
        subtitleIdx += 1;
        if ((["honorific", "weeb"].some((s) => file.ffProbeData.streams[i].tags.title.toLowerCase().includes(s)) || 
          (file.ffProbeData.streams[i].title !== undefined && file.ffProbeData.streams[i].tags.language.toLowerCase() === 'enm')) && !convert
        ) {
          response.infoLog += `☒Subtitle with id ${subtitleIdx} detected as being honorific, setting default. \n`
          convert = true
          ffmpegCommandInsert += `-disposition:s:${subtitleIdx} default `
          honorificTrackIdx = subtitleIdx
        }
      }
    } catch (err) {
      // Error
    }
  }

  // Convert file if convert variable is set to true.
  if (convert === true) {
    for (let i = 0; i < subtitleIdx; i++) {
      if (i === honorificTrackIdx) {
        continue
      }
      ffmpegCommandInsert += `-disposition:s:${i} 0 `
    }
    response.processFile = true;
    response.preset = `, -map 0 ${ffmpegCommandInsert}-c copy -max_muxing_queue_size 9999`;
    response.container = `.${file.container}`;
    response.reQueueAfter = true;
  } else {
    response.processFile = false;
    response.infoLog += "☑File doesn't contain subtitle tracks that require modification.\n";
  }
  return response;
};
module.exports.details = details;
module.exports.plugin = plugin;