import type { ConversionFormat, FormatPreset } from '@/types/conversion';

/**
 * All supported conversion formats
 */
export const SUPPORTED_FORMATS: ConversionFormat[] = [
  // Video formats (FFmpeg)
  {
    id: 'mp4',
    name: 'MP4',
    extension: 'mp4',
    mimeType: 'video/mp4',
    category: 'video',
    converter: 'ffmpeg',
    description: 'MPEG-4 video format',
  },
  {
    id: 'webm',
    name: 'WebM',
    extension: 'webm',
    mimeType: 'video/webm',
    category: 'video',
    converter: 'ffmpeg',
    description: 'WebM video format',
  },
  {
    id: 'avi',
    name: 'AVI',
    extension: 'avi',
    mimeType: 'video/x-msvideo',
    category: 'video',
    converter: 'ffmpeg',
    description: 'Audio Video Interleave',
  },
  {
    id: 'mov',
    name: 'MOV',
    extension: 'mov',
    mimeType: 'video/quicktime',
    category: 'video',
    converter: 'ffmpeg',
    description: 'QuickTime movie',
  },
  {
    id: 'mkv',
    name: 'MKV',
    extension: 'mkv',
    mimeType: 'video/x-matroska',
    category: 'video',
    converter: 'ffmpeg',
    description: 'Matroska video',
  },

  // Audio formats (FFmpeg)
  {
    id: 'mp3',
    name: 'MP3',
    extension: 'mp3',
    mimeType: 'audio/mpeg',
    category: 'audio',
    converter: 'ffmpeg',
    description: 'MPEG audio layer 3',
  },
  {
    id: 'wav',
    name: 'WAV',
    extension: 'wav',
    mimeType: 'audio/wav',
    category: 'audio',
    converter: 'ffmpeg',
    description: 'Waveform audio',
  },
  {
    id: 'ogg',
    name: 'OGG',
    extension: 'ogg',
    mimeType: 'audio/ogg',
    category: 'audio',
    converter: 'ffmpeg',
    description: 'Ogg Vorbis audio',
  },
  {
    id: 'aac',
    name: 'AAC',
    extension: 'aac',
    mimeType: 'audio/aac',
    category: 'audio',
    converter: 'ffmpeg',
    description: 'Advanced Audio Coding',
  },
  {
    id: 'flac',
    name: 'FLAC',
    extension: 'flac',
    mimeType: 'audio/flac',
    category: 'audio',
    converter: 'ffmpeg',
    description: 'Free Lossless Audio Codec',
  },

  // Image formats (ImageMagick)
  {
    id: 'png',
    name: 'PNG',
    extension: 'png',
    mimeType: 'image/png',
    category: 'image',
    converter: 'imagemagick',
    description: 'Portable Network Graphics',
  },
  {
    id: 'jpg',
    name: 'JPG',
    extension: 'jpg',
    mimeType: 'image/jpeg',
    category: 'image',
    converter: 'imagemagick',
    description: 'JPEG image',
  },
  {
    id: 'webp',
    name: 'WebP',
    extension: 'webp',
    mimeType: 'image/webp',
    category: 'image',
    converter: 'imagemagick',
    description: 'WebP image format',
  },
  {
    id: 'gif',
    name: 'GIF',
    extension: 'gif',
    mimeType: 'image/gif',
    category: 'image',
    converter: 'imagemagick',
    description: 'Graphics Interchange Format',
  },
  {
    id: 'bmp',
    name: 'BMP',
    extension: 'bmp',
    mimeType: 'image/bmp',
    category: 'image',
    converter: 'imagemagick',
    description: 'Bitmap image',
  },
  {
    id: 'tiff',
    name: 'TIFF',
    extension: 'tiff',
    mimeType: 'image/tiff',
    category: 'image',
    converter: 'imagemagick',
    description: 'Tagged Image File Format',
  },
  {
    id: 'svg',
    name: 'SVG',
    extension: 'svg',
    mimeType: 'image/svg+xml',
    category: 'image',
    converter: 'imagemagick',
    description: 'Scalable Vector Graphics',
  },

  // Document formats (Pandoc - future implementation)
  {
    id: 'pdf',
    name: 'PDF',
    extension: 'pdf',
    mimeType: 'application/pdf',
    category: 'document',
    converter: 'pandoc',
    description: 'Portable Document Format',
  },
  {
    id: 'docx',
    name: 'DOCX',
    extension: 'docx',
    mimeType: 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
    category: 'document',
    converter: 'pandoc',
    description: 'Microsoft Word document',
  },
  {
    id: 'markdown',
    name: 'Markdown',
    extension: 'md',
    mimeType: 'text/markdown',
    category: 'document',
    converter: 'pandoc',
    description: 'Markdown text',
  },
  {
    id: 'html',
    name: 'HTML',
    extension: 'html',
    mimeType: 'text/html',
    category: 'document',
    converter: 'pandoc',
    description: 'HyperText Markup Language',
  },
  {
    id: 'txt',
    name: 'Plain Text',
    extension: 'txt',
    mimeType: 'text/plain',
    category: 'document',
    converter: 'pandoc',
    description: 'Plain text file',
  },
];

/**
 * Format presets for common conversions
 */
export const FORMAT_PRESETS: FormatPreset[] = [
  {
    id: 'web-video',
    name: 'Web Video',
    description: 'Optimize video for web playback',
    category: 'video',
    sourceFormats: ['mp4', 'avi', 'mov', 'mkv'],
    targetFormat: 'webm',
    options: {
      videoCodec: 'libvpx-vp9',
      videoBitrate: '1M',
      audioCodec: 'libopus',
      audioBitrate: '128k',
    },
  },
  {
    id: 'web-image',
    name: 'Web Image',
    description: 'Optimize image for web',
    category: 'image',
    sourceFormats: ['png', 'jpg', 'bmp', 'tiff'],
    targetFormat: 'webp',
    options: {
      imageQuality: 85,
    },
  },
  {
    id: 'audio-compress',
    name: 'Compress Audio',
    description: 'Reduce audio file size',
    category: 'audio',
    sourceFormats: ['wav', 'flac'],
    targetFormat: 'mp3',
    options: {
      audioBitrate: '192k',
      audioCodec: 'libmp3lame',
    },
  },
  {
    id: 'video-gif',
    name: 'Video to GIF',
    description: 'Convert video to animated GIF',
    category: 'video',
    sourceFormats: ['mp4', 'webm', 'avi', 'mov'],
    targetFormat: 'gif',
    options: {
      videoFps: 15,
      videoResolution: '480x-1',
    },
  },
];

/**
 * Get format by ID
 */
export function getFormatById(id: string): ConversionFormat | undefined {
  return SUPPORTED_FORMATS.find((f) => f.id === id);
}

/**
 * Get format by extension
 */
export function getFormatByExtension(extension: string): ConversionFormat | undefined {
  return SUPPORTED_FORMATS.find((f) => f.extension === extension.toLowerCase());
}

/**
 * Get format by MIME type
 */
export function getFormatByMimeType(mimeType: string): ConversionFormat | undefined {
  return SUPPORTED_FORMATS.find((f) => f.mimeType === mimeType);
}

/**
 * Get all formats by category
 */
export function getFormatsByCategory(category: string): ConversionFormat[] {
  return SUPPORTED_FORMATS.filter((f) => f.category === category);
}

/**
 * Get compatible output formats for input format
 */
export function getCompatibleFormats(inputFormat: ConversionFormat): ConversionFormat[] {
  // Same category and same converter
  return SUPPORTED_FORMATS.filter(
    (f) => f.category === inputFormat.category && f.converter === inputFormat.converter && f.id !== inputFormat.id
  );
}

/**
 * Check if conversion is supported
 */
export function isConversionSupported(
  inputFormat: ConversionFormat,
  outputFormat: ConversionFormat
): boolean {
  return (
    inputFormat.category === outputFormat.category &&
    inputFormat.converter === outputFormat.converter &&
    inputFormat.id !== outputFormat.id
  );
}