import '../models/invoice_models.dart';

class SalesCustomerStat {
  SalesCustomerStat({required this.customerName, required this.totalAmount});

  final String customerName;
  final int totalAmount;
}

class SalesSummary {
  SalesSummary({
    required this.year,
    required this.monthlyTotals,
    required this.yearlyTotal,
    required this.customerStats,
    this.documentType,
  });

  final int year;
  final Map<int, int> monthlyTotals;
  final int yearlyTotal;
  final List<SalesCustomerStat> customerStats;
  final DocumentType? documentType;

  int get bestMonth =>
      monthlyTotals.entries.isEmpty ? 0 : monthlyTotals.entries.reduce((a, b) => a.value >= b.value ? a : b).key;

  int get bestMonthTotal =>
      monthlyTotals.entries.isEmpty ? 0 : monthlyTotals.entries.reduce((a, b) => a.value >= b.value ? a : b).value;

  double get averageMonthly => yearlyTotal / (monthlyTotals.isEmpty ? 1 : 12);
}