import 'package:brick_offline_first_with_supabase/brick_offline_first_with_supabase.dart';
import 'package:brick_supabase/brick_supabase.dart';

enum NetworkImportFileKind {
  pdf,
  image,
  vsdx,
  csv,
  xlsx,
  docx,
  other;

  String get wire {
    switch (this) {
      case NetworkImportFileKind.pdf:
        return 'pdf';
      case NetworkImportFileKind.image:
        return 'image';
      case NetworkImportFileKind.vsdx:
        return 'vsdx';
      case NetworkImportFileKind.csv:
        return 'csv';
      case NetworkImportFileKind.xlsx:
        return 'xlsx';
      case NetworkImportFileKind.docx:
        return 'docx';
      case NetworkImportFileKind.other:
        return 'other';
    }
  }

  static NetworkImportFileKind fromExtension(String filename) {
    final lower = filename.toLowerCase();
    if (lower.endsWith('.pdf')) return NetworkImportFileKind.pdf;
    if (lower.endsWith('.vsdx') || lower.endsWith('.vsd')) {
      return NetworkImportFileKind.vsdx;
    }
    if (lower.endsWith('.csv')) return NetworkImportFileKind.csv;
    if (lower.endsWith('.xlsx') || lower.endsWith('.xls')) {
      return NetworkImportFileKind.xlsx;
    }
    if (lower.endsWith('.docx') || lower.endsWith('.doc')) {
      return NetworkImportFileKind.docx;
    }
    if (lower.endsWith('.png') ||
        lower.endsWith('.jpg') ||
        lower.endsWith('.jpeg') ||
        lower.endsWith('.webp') ||
        lower.endsWith('.heic')) {
      return NetworkImportFileKind.image;
    }
    return NetworkImportFileKind.other;
  }
}

enum NetworkImportStatus {
  pending,
  extracting,
  review,
  applied,
  discarded,
  failed;

  String get wire {
    switch (this) {
      case NetworkImportStatus.pending:
        return 'pending';
      case NetworkImportStatus.extracting:
        return 'extracting';
      case NetworkImportStatus.review:
        return 'review';
      case NetworkImportStatus.applied:
        return 'applied';
      case NetworkImportStatus.discarded:
        return 'discarded';
      case NetworkImportStatus.failed:
        return 'failed';
    }
  }

  static NetworkImportStatus fromWire(String? value) {
    switch (value) {
      case 'extracting':
        return NetworkImportStatus.extracting;
      case 'review':
        return NetworkImportStatus.review;
      case 'applied':
        return NetworkImportStatus.applied;
      case 'discarded':
        return NetworkImportStatus.discarded;
      case 'failed':
        return NetworkImportStatus.failed;
      default:
        return NetworkImportStatus.pending;
    }
  }
}

@ConnectOfflineFirstWithSupabase(
  supabaseConfig: SupabaseSerializable(tableName: 'network_imports'),
)
class NetworkImport extends OfflineFirstWithSupabaseModel {
  final String id;
  final String storagePath;
  final NetworkImportFileKind fileKind;
  final NetworkImportStatus status;
  final Map<String, dynamic>? aiResult;
  final String? errorMessage;
  final List<String> appliedDeviceIds;
  final List<String> appliedLinkIds;
  final DateTime? appliedAt;
  final String createdBy;
  final DateTime createdAt;

  NetworkImport({
    required this.id,
    required this.storagePath,
    required this.fileKind,
    required this.status,
    this.aiResult,
    this.errorMessage,
    this.appliedDeviceIds = const [],
    this.appliedLinkIds = const [],
    this.appliedAt,
    required this.createdBy,
    required this.createdAt,
  });

  factory NetworkImport.fromMap(Map<String, dynamic> map) {
    List<String> idList(dynamic raw) {
      if (raw is List) {
        return raw.map((v) => v.toString()).toList();
      }
      return const [];
    }

    return NetworkImport(
      id: map['id'] as String,
      storagePath: (map['storage_path'] as String?) ?? '',
      fileKind: _fileKindFromWire(map['file_kind'] as String?),
      status: NetworkImportStatus.fromWire(map['status'] as String?),
      aiResult: map['ai_result'] is Map<String, dynamic>
          ? map['ai_result'] as Map<String, dynamic>
          : null,
      errorMessage: map['error_message'] as String?,
      appliedDeviceIds: idList(map['applied_device_ids']),
      appliedLinkIds: idList(map['applied_link_ids']),
      appliedAt: map['applied_at'] == null
          ? null
          : DateTime.tryParse(map['applied_at']?.toString() ?? ''),
      createdBy: map['created_by'] as String,
      createdAt:
          DateTime.tryParse(map['created_at']?.toString() ?? '') ?? DateTime.now(),
    );
  }

  static NetworkImportFileKind _fileKindFromWire(String? value) {
    switch (value) {
      case 'pdf':
        return NetworkImportFileKind.pdf;
      case 'image':
        return NetworkImportFileKind.image;
      case 'vsdx':
        return NetworkImportFileKind.vsdx;
      case 'csv':
        return NetworkImportFileKind.csv;
      case 'xlsx':
        return NetworkImportFileKind.xlsx;
      case 'docx':
        return NetworkImportFileKind.docx;
      default:
        return NetworkImportFileKind.other;
    }
  }
}