import 'package:dartz/dartz.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:jmap_dart_client/jmap/mail/email/email_address.dart';
import 'package:model/email/email_action_type.dart';
import 'package:model/email/presentation_email.dart';
import 'package:model/extensions/email_address_extension.dart';
import 'package:tmail_ui_user/features/email/presentation/extensions/presentation_email_extension.dart';

void main() {
  group('presentation email extension test', () {
    final userAEmailAddress = EmailAddress('User A', 'userA@domain.com');
    final userBEmailAddress = EmailAddress('User B', 'userB@domain.com');
    final userCEmailAddress = EmailAddress('User C', 'userC@domain.com');
    final userDEmailAddress = EmailAddress('User D', 'userD@domain.com');
    final userEEmailAddress = EmailAddress('User E', 'userE@domain.com');
    final replyToEmailAddress = EmailAddress('Reply To', 'replyToThis@domain.com');
    final replyToListEmailAddress = EmailAddress(null, 'replyToList@domain.com');
    final listPost = '<mailto:${replyToListEmailAddress.emailAddress}>';

    group(
      'GIVEN user A is the sender\n'
      'AND sends an email to user B and user E, cc to user C, bcc to user D',
    () {
      test(
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user B email + user E email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userEEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'THEN user A clicks reply all, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user B email + user E email to reply, user C email address to cc, user D email address to bcc',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userEEmailAddress],
          <EmailAddress>[userCEmailAddress],
          <EmailAddress>[userDEmailAddress],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.replyAll,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });

    group(
      'GIVEN user A is the sender\n'
      'AND sends an email to user B and user E, cc to user C, bcc to user D',
    () {
      test(
        'Email has List-Post and not Reply To'
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user B email + user E email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userEEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          [],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress},
          replyTo: {replyToEmailAddress},
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
          listPost: listPost,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'Email has not Reply To and List-Post'
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user B email + user E email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userEEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          [],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress},
          replyTo: {},
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });

    group(
      'GIVEN user A is the sender\n'
      'AND sends an email to user A and user B, cc to user C, bcc to user D',
    () {
      test(
        'Email has Reply To'
        'AND user is replying to own sent email'
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return all email address in To field in To tuple',
      () {
        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userAEmailAddress},
          cc: {userCEmailAddress},
          replyTo: {replyToEmailAddress},
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          listPost: listPost,
        );

        expect(result.to, equals([userBEmailAddress, userAEmailAddress]));
        expect(result.cc, isEmpty);
        expect(result.bcc, isEmpty);
        expect(result.replyTo, isEmpty);
      });

      test(
        'Email has List-Post and not Reply To'
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user A email + user B email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userAEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          [],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userAEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress},
          replyTo: {replyToEmailAddress},
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
          listPost: listPost,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'Email has not Reply To and List-Post'
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user A email + user B email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userAEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          [],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userAEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress},
          replyTo: {},
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: true,
          userName: userAEmailAddress.emailAddress,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });

    group(
      'GIVEN user B is the sender, SENDER configured the replyTo email\n'
      'AND send an email to user A and user E, cc to user C, bcc to user D',
    () {
      test(
        'Email without the List-Post header'
        'THEN user A click reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return only replyToEmailAddress email to reply' ,
      () {
        final expectedResult = Tuple4(
          [replyToEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          replyTo: {replyToEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: false,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'Email has the List-Post header'
        'THEN user A click reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return only user B email to reply' ,
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          replyTo: {replyToEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: false,
          listPost: listPost,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'Email without the List-Post header'
        'THEN user A clicks reply all, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return replyToEmailAddress + user A email + user E email to reply, user C email address to cc, user D email address to bcc',
      () {
        final expectedResult = Tuple4(
          [replyToEmailAddress, userAEmailAddress, userEEmailAddress],
          <EmailAddress>[userCEmailAddress],
          <EmailAddress>[userDEmailAddress],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          replyTo: {replyToEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.replyAll,
          isSender: false,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'Email has the List-Post header'
        'THEN user A clicks reply all, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return replyToEmailAddress + user B email + user A email + user E email to reply, user C email address to cc, user D email address to bcc',
      () {
        final expectedResult = Tuple4(
          [replyToEmailAddress, userBEmailAddress, userAEmailAddress, userEEmailAddress],
          <EmailAddress>[userCEmailAddress],
          <EmailAddress>[userDEmailAddress],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          replyTo: {replyToEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.replyAll,
          isSender: false,
          listPost: listPost,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });

    group(
      'GIVEN user B is the sender, SENDER does not have the replyTo email\n'
      'AND sends an email to user A and user E, cc to user C, bcc to user D',
    () {
      test(
        'THEN user A clicks reply, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return only user B email to reply',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress],
          <EmailAddress>[],
          <EmailAddress>[],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.reply,
          isSender: false,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'THEN user A clicks reply all, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user A email + user E email + user B email to reply, user C email to cc, user D email to bcc',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userAEmailAddress, userEEmailAddress],
          <EmailAddress>[userCEmailAddress],
          <EmailAddress>[userDEmailAddress],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userBEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.replyAll,
          isSender: false,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });

      test(
        'THEN user A click reply to list, generateRecipientsEmailAddressForComposer\n'
        'SHOULD return email address in mailto of List-Post to reply\n',
      () {
        final expectedResult = Tuple4([replyToListEmailAddress], [], [], []);

        final emailToReplyToList = PresentationEmail(
          from: {userBEmailAddress},
          replyTo: {replyToEmailAddress},
          to: {userAEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress},
        );

        final result = emailToReplyToList.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.replyToList,
          isSender: false,
          listPost: listPost,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });

    group(
      'Given user A is the sender\n'
      'AND sends an email to user B + user E, cc to user C, bcc to user D\n'
      'THEN user B clicks forward',
    () {
      test(
        'generateRecipientsEmailAddressForComposer\n'
        'SHOULD return user user B email + user E email to reply, user C email to cc, user D email to bcc',
      () {
        final expectedResult = Tuple4(
          [userBEmailAddress, userEEmailAddress],
          <EmailAddress>[userCEmailAddress],
          <EmailAddress>[userDEmailAddress],
          <EmailAddress>[],
        );

        final emailToReply = PresentationEmail(
          from: {userAEmailAddress},
          to: {userBEmailAddress, userEEmailAddress},
          cc: {userCEmailAddress},
          bcc: {userDEmailAddress}
        );

        final result = emailToReply.generateRecipientsEmailAddressForComposer(
          emailActionType: EmailActionType.forward,
          isSender: false,
        );

        expect(result.to, equals(expectedResult.value1));
        expect(result.cc, equals(expectedResult.value2));
        expect(result.bcc, equals(expectedResult.value3));
        expect(result.replyTo, equals(expectedResult.value4));
      });
    });
  });
}