import 'package:flutter/foundation.dart';

class PendingShare {
  final List<String> filePaths;
  final String? text;
  final DateTime receivedAt;

  /// Paths as delivered by the platform, before the listener moved them into
  /// a per-share folder. Duplicate detection compares these, since the
  /// relocated [filePaths] differ for every delivery.
  final List<String> sourcePaths;

  const PendingShare({
    required this.filePaths,
    required this.text,
    required this.receivedAt,
    List<String>? sourcePaths,
  }) : sourcePaths = sourcePaths ?? filePaths;

  bool get hasFiles => filePaths.isNotEmpty;
  bool get hasText => text != null && text!.isNotEmpty;
  bool get isEmpty => !hasFiles && !hasText;

  /// True when [other] carries the same payload. The iOS Share Extension
  /// fires two `open(url)` requests per share (see ShareViewController), so
  /// the same share can arrive twice on the media stream — receivedAt is
  /// deliberately ignored here so such duplicates compare equal.
  bool contentEquals(PendingShare other) =>
      text == other.text && listEquals(sourcePaths, other.sourcePaths);
}