add email sender and send email with password

internal/services/users_service/service.go

@@ -2,8 +2,10 @@ package users_service
 
 import (
 	"context"
+	"evening_detective_server/internal/modules/email_sender"
 	"evening_detective_server/internal/modules/password_generator"
 	"evening_detective_server/internal/repos/users_repo"
+	"fmt"
 
 	"golang.org/x/crypto/bcrypt"
 )
@@ -11,15 +13,18 @@ import (
 type UsersService struct {
 	usersRepo         *users_repo.UsersRepo
 	passwordGenerator password_generator.IPasswordGenerator
+	emailSender       email_sender.IEmailSender
 }
 
 func NewUsersService(
 	usersRepo *users_repo.UsersRepo,
 	passwordGenerator password_generator.IPasswordGenerator,
+	emailSender email_sender.IEmailSender,
 ) *UsersService {
 	return &UsersService{
 		usersRepo:         usersRepo,
 		passwordGenerator: passwordGenerator,
+		emailSender:       emailSender,
 	}
 }
 
@@ -43,5 +48,15 @@ func (s *UsersService) AddUser(
 		string(hashedPassword),
 		"user",
 	)
+	if err != nil {
+		return err
+	}
+
+	err = s.emailSender.Send(ctx, email_sender.Message{
+		To:      email,
+		Subject: "Приветствую тебя, детектив!",
+		Body:    fmt.Sprintf("Вот твой пароль для входа в систему: %s", password),
+	})
+
 	return err
 }