import 'dart:convert';

class ProfileDTO {
  const ProfileDTO(this.fullName, this.dateOfBirth, this.residenceCountry);
  factory ProfileDTO.fromJson(Map<String, dynamic> data) => ProfileDTO(
    data['fullName'] as String? ?? '',
    data['dateOfBirth'] as String? ?? '',
    data['residenceCountry'] as String? ?? '',
  );
  final String fullName, dateOfBirth, residenceCountry;
  Map<String, String> toJson() => {
    'fullName': fullName,
    'dateOfBirth': dateOfBirth,
    'residenceCountry': residenceCountry,
  };
}

class VerificationDTO {
  const VerificationDTO(
    this.status,
    this.reason,
    this.id,
    this.profile, {
    this.upgradePending = false,
  });
  factory VerificationDTO.decode(String body) {
    final envelope = jsonDecode(body) as Map<String, dynamic>;
    if (envelope['status'] != 'success')
      throw const FormatException('Unaccepted verification');
    final data = envelope['data'] as Map<String, dynamic>;
    return VerificationDTO(
      data['status'] as String,
      data['reason'] as String?,
      data['submissionId'] as String?,
      ProfileDTO.fromJson(data['profile'] as Map<String, dynamic>),
      upgradePending: data['upgradePending'] as bool? ?? false,
    );
  }
  final String status;
  final String? reason, id;
  final ProfileDTO profile;
  final bool upgradePending;
}

class PolicyDTO {
  const PolicyDTO(this.tier, this.profileRef, this.entries);
  factory PolicyDTO.decode(String body) {
    final envelope = jsonDecode(body) as Map<String, dynamic>;
    if (envelope['status'] != 'success')
      throw const FormatException('Unaccepted limits');
    final data = envelope['data'] as Map<String, dynamic>;
    return PolicyDTO(
      data['tier'] as String,
      data['profileRef'] as String,
      (data['entries'] as List)
          .map((v) => LimitDTO.fromJson(v as Map<String, dynamic>))
          .toList(),
    );
  }
  final String tier, profileRef;
  final List<LimitDTO> entries;
}

class LimitDTO {
  LimitDTO.fromJson(Map<String, dynamic> d)
    : operation = d['operation'] as String,
      period = d['period'] as String,
      currency = d['currency'] as String,
      cap = d['cap'] as String,
      remaining = d['remaining'] as String,
      used = d['used'] as String,
      reserved = d['reserved'] as String;
  final String operation, period, currency, cap, remaining, used, reserved;
}