/// Shared OOXML document models for native Word/PPT parsing.
library;

class OfficeTextRun {
  const OfficeTextRun({
    required this.text,
    this.x = 0,
    this.y = 0,
    this.width = 0,
    this.height = 0,
    this.fontSize = 18,
  });

  final String text;
  final double x;
  final double y;
  final double width;
  final double height;
  final double fontSize;
}

class OfficeImage {
  const OfficeImage({
    required this.bytesPath,
    this.x = 0,
    this.y = 0,
    this.width = 0,
    this.height = 0,
  });

  final String bytesPath;
  final double x;
  final double y;
  final double width;
  final double height;
}

class OfficeSlide {
  const OfficeSlide({
    required this.index,
    required this.width,
    required this.height,
    this.runs = const [],
    this.images = const [],
    this.plainText = '',
  });

  final int index;
  final double width;
  final double height;
  final List<OfficeTextRun> runs;
  final List<OfficeImage> images;
  final String plainText;
}

class ParsedPptx {
  const ParsedPptx({
    required this.sourcePath,
    required this.slides,
  });

  final String sourcePath;
  final List<OfficeSlide> slides;

  String get allText =>
      slides.map((s) => '--- Slide ${s.index + 1} ---\n${s.plainText}').join('\n\n');

  /// Alias used by [PptxService.extractText].
  String get plainText => allText;
}

enum DocBlockType { heading, paragraph, tableRow, image }

class DocBlock {
  const DocBlock({
    required this.type,
    required this.text,
    this.level = 0,
    this.imagePath,
  });

  final DocBlockType type;
  final String text;
  final int level;
  final String? imagePath;
}

class ParsedDocx {
  const ParsedDocx({
    required this.sourcePath,
    required this.blocks,
  });

  final String sourcePath;
  final List<DocBlock> blocks;

  String get plainText => blocks.map((b) => b.text).where((t) => t.isNotEmpty).join('\n');
}