add rest controller

# Conflicts:
#	build.gradle

build.gradle

@@ -13,23 +13,24 @@ apply plugin: 'idea'
 apply plugin: 'org.springframework.boot'
 apply plugin: 'io.spring.dependency-management'
 
-bootJar {
-    baseName = 'gs-serving-web-content'
-    version = '0.1.0'
-}
 
 repositories {
     mavenCentral()
 }
 
-sourceCompatibility = 17
-targetCompatibility = 17
+sourceCompatibility = 11
+targetCompatibility = 11
 
 dependencies {
     implementation group: 'org.springframework.boot', name: 'spring-boot-starter-web'
-    implementation group: 'org.springframework.boot', name: 'spring-boot-starter-jetty'
     implementation group: 'org.springframework.boot', name: 'spring-boot-starter-thymeleaf'
     implementation group: 'org.springframework.boot', name: 'spring-boot-devtools'
+    implementation group: 'org.springframework.boot', name: 'spring-boot-starter-data-jpa'
+    implementation group: 'com.h2database', name: 'h2'
+    implementation group: 'javax.xml.bind', name: 'jaxb-api'
+    implementation group: 'javax.validation', name: 'validation-api', version: '2.0.1.Final'
+    implementation group: 'javassist', name: 'javassist', version: '3.12.1.GA'
     implementation group: 'junit', name: 'junit'
+    implementation group: 'org.springdoc', name: 'springdoc-openapi-ui', version: '1.6.5'
 }
 

src/main/java/email/AjaxController.java

@@ -0,0 +1,50 @@
+package email;
+
+import email.model.Email;
+import email.service.EmailService;
+import io.swagger.v3.oas.annotations.Hidden;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import java.util.List;
+
+@Controller
+@Hidden
+@RequestMapping("/ajax")
+public class AjaxController {
+    private final EmailService emailService;
+
+    public AjaxController(EmailService emailService) {
+        this.emailService = emailService;
+    }
+
+    @ResponseBody
+    @GetMapping("/getEmail/{id}")
+    public Email getEmail(@PathVariable("id") Integer id) {
+        return emailService.getEmailById(id);
+    }
+
+    @ResponseBody
+    @GetMapping("/list")
+    public List<Email> getList() {
+        return emailService.getAllEmails();
+    }
+
+    @ResponseBody
+    @PostMapping("/saveEmail")
+    public Email saveEmail(@RequestBody Email email) {
+        if (email.getTo().isEmpty()) {
+            throw new RuntimeException("Поле 'Кому' не должно быть пустым");
+        }
+        Email previousEmail = emailService.getEmailById(email.getId());
+        previousEmail.setMessage(email.getMessage());
+        previousEmail.setSubject(email.getSubject());
+        previousEmail.setTo(email.getTo());
+        return emailService.save(previousEmail);
+    }
+}

src/main/java/email/EmailController.java

@@ -1,6 +1,8 @@
 package email;
 
+import email.model.Email;
 import email.model.EmailForm;
+import email.service.EmailService;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -9,6 +11,11 @@ import org.springframework.web.bind.annotation.PostMapping;
 
 @Controller
 public class EmailController {
+    private final EmailService emailService;
+
+    public EmailController(EmailService emailService) {
+        this.emailService = emailService;
+    }
 
     @GetMapping("/")
     public String indexForm(Model model) {
@@ -22,7 +29,14 @@ public class EmailController {
             model.addAttribute("error", "'Кому' не должно быть пустым");
             return "index";
         }
-        return "result";
+        emailService.save(new Email(emailForm.getTo(), emailForm.getSubject(), emailForm.getMessage()));
+        model.addAttribute("emails", emailService.getAllEmails());
+        return "list";
     }
 
+    @GetMapping("/list")
+    public String list(Model model) {
+        model.addAttribute("emails", emailService.getAllEmails());
+        return "list";
+    }
 }

src/main/java/email/EmailRestController.java

@@ -0,0 +1,48 @@
+package email;
+
+import email.model.Email;
+import email.service.EmailService;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/rest")
+public class EmailRestController {
+    private final EmailService emailService;
+
+    public EmailRestController(EmailService emailService) {
+        this.emailService = emailService;
+    }
+
+    @ResponseBody
+    @GetMapping("/getEmail/{id}")
+    public Email getEmail(@PathVariable("id") Integer id) {
+        return emailService.getEmailById(id);
+    }
+
+    @ResponseBody
+    @GetMapping("/list")
+    public List<Email> getList() {
+        return emailService.getAllEmails();
+    }
+
+    @ResponseBody
+    @PostMapping("/saveEmail")
+    public Email saveEmail(@RequestBody Email email) {
+        if (email.getTo().isEmpty()) {
+            throw new RuntimeException("Поле 'Кому' не должно быть пустым");
+        }
+        Email previousEmail = emailService.getEmailById(email.getId());
+        previousEmail.setMessage(email.getMessage());
+        previousEmail.setSubject(email.getSubject());
+        previousEmail.setTo(email.getTo());
+        return emailService.save(previousEmail);
+    }
+}

src/main/java/email/configuration/MvcConfiguration.java

@@ -0,0 +1,49 @@
+package email.configuration;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.LocaleResolver;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.i18n.CookieLocaleResolver;
+import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
+
+@Configuration
+public class MvcConfiguration implements WebMvcConfigurer {
+    @Override
+    public void addViewControllers(ViewControllerRegistry registry) {
+        registry.addViewController("/{articlename:\\w+}");
+    }
+
+    @Override
+    public void addResourceHandlers(ResourceHandlerRegistry registry) {
+        registry
+                .addResourceHandler("/webjars/**")
+                .addResourceLocations("/webjars/");
+    }
+
+    @Bean
+    public LocaleResolver localeResolver() {
+        return new CookieLocaleResolver();
+    }
+
+    @Bean
+    public LocaleChangeInterceptor localeInterceptor() {
+        LocaleChangeInterceptor localeInterceptor = new LocaleChangeInterceptor();
+        localeInterceptor.setParamName("lang");
+        return localeInterceptor;
+    }
+
+    @Override
+    public void addInterceptors(InterceptorRegistry registry) {
+        registry.addInterceptor(localeInterceptor());
+    }
+
+    @Override
+    public void addCorsMappings(CorsRegistry registry) {
+        registry.addMapping("/**");
+    }
+}

src/main/java/email/core/BaseEntity.java

@@ -0,0 +1,83 @@
+package email.core;
+
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.MappedSuperclass;
+import javax.persistence.Version;
+import javax.validation.constraints.NotNull;
+import java.io.Serializable;
+
+@MappedSuperclass
+public abstract class BaseEntity implements Serializable, Comparable<BaseEntity> {
+    @Id
+    @GeneratedValue(strategy = GenerationType.TABLE)
+    private Integer id;
+
+    @Version
+    private Integer version;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getVersion() {
+        return version;
+    }
+
+    public void setVersion(Integer version) {
+        this.version = version;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj == null) {
+            return false;
+        }
+        if (!getClass().isAssignableFrom(obj.getClass())) {
+            return false;
+        }
+        BaseEntity other = (BaseEntity) obj;
+        if (id == null) {
+            if (other.id != null) {
+                return false;
+            }
+        } else if (!id.equals(other.id)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + (id == null ? 0 : id.hashCode());
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return getClass().getSimpleName() + "{" +
+                "id=" + id +
+                ", version=" + version +
+                '}';
+    }
+
+    @Override
+    public int compareTo(@NotNull BaseEntity o) {
+        return id != null ? id.compareTo(o.getId()) : -1;
+    }
+
+    public void reset() {
+        this.id = null;
+        this.version = null;
+    }
+}

src/main/java/email/model/Email.java

@@ -0,0 +1,46 @@
+package email.model;
+
+import email.core.BaseEntity;
+
+import javax.persistence.Entity;
+
+@Entity
+public class Email extends BaseEntity {
+    private String to;
+    private String subject;
+    private String message;
+
+    public Email() {
+
+    }
+
+    public Email(String to, String subject, String message) {
+        this.to = to;
+        this.subject = subject;
+        this.message = message;
+    }
+
+    public String getTo() {
+        return to;
+    }
+
+    public void setTo(String to) {
+        this.to = to;
+    }
+
+    public String getSubject() {
+        return subject;
+    }
+
+    public void setSubject(String subject) {
+        this.subject = subject;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+}

src/main/java/email/repository/EmailRepository.java

@@ -0,0 +1,10 @@
+package email.repository;
+
+import email.model.Email;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface EmailRepository extends JpaRepository<Email, Integer> {
+}
+

src/main/java/email/service/EmailService.java

@@ -0,0 +1,33 @@
+package email.service;
+
+import email.model.Email;
+import email.repository.EmailRepository;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+public class EmailService {
+    private final EmailRepository emailRepository;
+
+    public EmailService(EmailRepository emailRepository) {
+        this.emailRepository = emailRepository;
+    }
+
+    public List<Email> getAllEmails() {
+        return emailRepository.findAll();
+    }
+
+    public Email save(Email email) {
+        return emailRepository.save(email);
+    }
+
+    public Email getEmailById(Integer id) {
+        return emailRepository.getById(id);
+    }
+
+    public void delete(Integer setId) {
+        emailRepository.deleteById(setId);
+    }
+
+}

src/main/resources/application.properties

@@ -0,0 +1,15 @@
+# Server Settings
+spring.main.banner-mode=off
+server.port=8080
+# Log settings (TRACE, DEBUG, INFO, WARN, ERROR, FATAL, OFF)
+logging.level.ru.ulstu=DEBUG
+#JPA
+spring.jackson.serialization.fail-on-empty-beans=false
+# go to  http://localhost:8080/h2-console
+spring.datasource.url=jdbc:h2:file:./data/emails
+spring.datasource.driverClassName=org.h2.Driver
+spring.datasource.username=sa
+spring.datasource.password=password
+spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
+spring.h2.console.enabled=true
+spring.jpa.hibernate.ddl-auto=update

src/main/resources/public/js/ajax.js

@@ -0,0 +1,51 @@
+function edit(id) {
+    $.get("ajax/getEmail/"+id, function( data ) {
+        $('#editId').text(data.id);
+        $('#editTo').val(data.to);
+        $('#editMessage').val(data.message);
+        $('#editSubject').val(data.subject);
+        $('#editModal').modal('show');
+    });
+}
+
+function save() {
+    postData = {
+                id:$('#editId').text(),
+                to:$('#editTo').val(),
+                message:$('#editMessage').val(),
+                subject:$('#editSubject').val(),
+                version:0
+                };
+
+    $.ajax({
+        url: 'ajax/saveEmail',
+        cache: false,
+        dataType: "json",
+        data: JSON.stringify(postData),
+        contentType: "application/json; charset=utf-8",
+        processData: false,
+        method: "POST",
+        success: function (response) {
+            $('#editModal').modal('hide');
+            $("#records").html('');
+            loadList();
+        },
+        error: function( error) {
+            alert(error.responseText);
+        }
+    });
+}
+
+function loadList() {
+        $.get("ajax/list", function( data ) {
+            $.each(data, function(key, value) {
+                $("#records").append(
+                    "<div class='col-md-2'>"+value.to+"</div>"+
+                    "<div class='col-md-4'>"+value.subject+"</div>"+
+                    "<div class='col-md-4'>"+value.message+"</div>"+
+                    "<div class='col-md-2' onclick='edit("+value.id+")'><i class='fa-solid fa-pen-to-square'></i></div>"
+                );
+            });
+        });
+}
+

src/main/resources/templates/ajax.html

@@ -0,0 +1,127 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+    <title>Список записей в БД</title>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <link href="/css/bootstrap.min.css" rel="stylesheet">
+    <link href="/fa/fa.min.css" rel="stylesheet">
+    <script src="/js/bootstrap.bundle.min.js"></script>
+    <script src="/js/jquery-3.6.1.min.js"></script>
+    <script src="/js/ajax.js"></script>
+</head>
+<body>
+<!-- компонент меню-->
+<nav class="navbar navbar-expand-lg bg-light">
+    <div class="container-fluid">
+        <a class="navbar-brand" href="/">Название web-приложения</a>
+        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent"
+                aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
+        <div class="collapse navbar-collapse" id="navbarSupportedContent">
+            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
+                <li class="nav-item">
+                    <a class="nav-link active" aria-current="page" href="/">Главная страница</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/list">Список отправленных сообщений</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/ajax">Динамическая страница</a>
+                </li>
+                <li class="nav-item dropdown">
+                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown"
+                       aria-expanded="false">
+                        Выпадающее меню
+                    </a>
+                    <ul class="dropdown-menu">
+                        <li><a class="dropdown-item" href="#">Пункт 1</a></li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                    </ul>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link disabled">Недоступно</a>
+                </li>
+            </ul>
+        </div>
+    </div>
+</nav>
+
+<div class="container-fluid">
+    <div class="row">
+        <div class="col-md-2"></div>
+        <div class="col-md-8 col-sm-12">
+            <h2>Список записей в БД:</h2>
+            <div class="row">
+                <div class="col-md-2" style="font-weight: bold">
+                    Кому
+                </div>
+                <div class="col-md-4" style="font-weight: bold">
+                    Тема
+                </div>
+                <div class="col-md-4" style="font-weight: bold">
+                    Сообщение
+                </div>
+            </div>
+            <div class="row" id="records">
+            </div>
+            <a class="btn btn-primary" href="/">Отправить другое сообщение</a>
+            <!--            <img src="img/logo.png"/>-->
+        </div>
+    </div>
+    <!-- Modal -->
+    <div class="modal fade" id="editModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel"
+         aria-hidden="true">
+        <div class="modal-dialog" role="document">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title" id="exampleModalLabel">Modal title</h5>
+                    <button type="button" class="close" data-dismiss="modal" aria-label="Close">
+                        <span aria-hidden="true">&times;</span>
+                    </button>
+                </div>
+                <div class="modal-body">
+                    <p style="color:red"></p>
+                    <div class="d-none" id="editId"></div>
+                    <div class="form-group">
+                        <label for="editSubject">Тема</label>
+                        <input type="text" class="form-control" id="editSubject" placeholder="Введите тему">
+                    </div>
+                    <div class="form-group">
+                        <label for="editTo">Кому</label>
+                        <input class="form-control" type="email" id="editTo" placeholder="Кому"/>
+                    </div>
+                    <div class="form-group">
+                        <label for="editMessage">Сообщение</label>
+                        <textarea class="form-control" id="editMessage" placeholder="Сообщение"></textarea>
+                    </div>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-secondary" data-dismiss="modal"
+                            onclick="$('#editModal').modal('hide');">Close
+                    </button>
+                    <button type="button" class="btn btn-primary" onclick="save()">Сохранить</button>
+                </div>
+            </div>
+        </div>
+    </div>
+</div>
+
+<script src="/js/bootstrap.bundle.min.js"></script>
+
+<script type="text/javascript">
+    $(document).ready(function () {
+        console.log("load");
+        loadList();
+    });
+
+
+</script>
+</body>
+</html>

src/main/resources/templates/index.html

@@ -2,29 +2,80 @@
 <html xmlns:th="http://www.thymeleaf.org">
 <head>
     <title>Простая обработка формы на Spring MVC</title>
-    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/css/bootstrap.min.css" rel="stylesheet"
+          integrity="sha384-iYQeCzEYFbKjA/T2uDLTpkwGzCiq6soy8tYaI1GyVh/UjpbCx/TYkiZhlZB6+fzT" crossorigin="anonymous">
 </head>
 <body>
-<h1>Форма</h1>
-<form action="#" th:action="@{/sendEmail}" th:object="${emailForm}" method="post">
-    <p style="color:red" th:text="${error}"></p>
-    <table>
-        <tr>
-            <td>Тема:</td>
-            <td><input type="text" th:field="*{subject}"/></td>
-        </tr>
-        <tr>
-            <td>Кому:</td>
-            <td><input type="text" th:field="*{to}"/></td>
-        </tr>
-        <tr>
-            <td>Сообщение:</td>
-            <td><textarea th:field="*{message}"/></td>
-        </tr>
-        <tr>
-            <td colspan="2"><input type="submit" value="Отправить"/></td>
-        </tr>
-    </table>
-</form>
+<!-- компонент меню-->
+<nav class="navbar navbar-expand-lg bg-light">
+    <div class="container-fluid">
+        <a class="navbar-brand" href="/">Название web-приложения</a>
+        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent"
+                aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
+        <div class="collapse navbar-collapse" id="navbarSupportedContent">
+            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
+                <li class="nav-item">
+                    <a class="nav-link active" aria-current="page" href="/">Главная страница</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/list">Список отправленных сообщений</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/ajax">Динамическая страница</a>
+                </li>
+                <li class="nav-item dropdown">
+                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown"
+                       aria-expanded="false">
+                        Выпадающее меню
+                    </a>
+                    <ul class="dropdown-menu">
+                        <li><a class="dropdown-item" href="#">Пункт 1</a></li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                    </ul>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link disabled">Недоступно</a>
+                </li>
+            </ul>
+        </div>
+    </div>
+</nav>
+
+<div class="container-fluid">
+    <div class="row">
+        <div class="col-md-2"></div>
+        <div class="col-md-8 col-sm-12">
+            <h2>Форма</h2>
+            <form action="#" th:action="@{/sendEmail}" th:object="${emailForm}" method="post">
+                <p style="color:red" th:text="${error}"></p>
+                <div class="form-group">
+                    <label for="theme">Тема</label>
+                    <input type="text" class="form-control" id="theme" placeholder="Введите тему" th:field="*{subject}">
+                </div>
+                <div class="form-group">
+                    <label for="to">Кому</label>
+                    <input class="form-control" type="email" id="to" th:field="*{to}" placeholder="Кому"/>
+                </div>
+                <div class="form-group">
+                    <label for="message">Сообщение</label>
+                    <textarea class="form-control" id="message" th:field="*{message}" placeholder="Сообщение"/>
+                </div>
+                <input class="form-group" type="submit" value="Отправить"/>
+            </form>
+        </div>
+    </div>
+</div>
+</div>
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/js/bootstrap.bundle.min.js"
+        integrity="sha384-u1OknCvxWvY5kfmNBILK2hRnQC3Pr17a+RTT6rIHI7NnikvbZlHgTPOOmMi466C8"
+        crossorigin="anonymous"></script>
 </body>
 </html>

src/main/resources/templates/list.html

@@ -0,0 +1,104 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+    <title>Список записей в БД</title>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
+    <meta charset="utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/css/bootstrap.min.css" rel="stylesheet"
+          integrity="sha384-iYQeCzEYFbKjA/T2uDLTpkwGzCiq6soy8tYaI1GyVh/UjpbCx/TYkiZhlZB6+fzT" crossorigin="anonymous">
+</head>
+<body>
+<!-- компонент меню-->
+<nav class="navbar navbar-expand-lg bg-light">
+    <div class="container-fluid">
+        <a class="navbar-brand" href="/">Название web-приложения</a>
+        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent"
+                aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+            <span class="navbar-toggler-icon"></span>
+        </button>
+        <div class="collapse navbar-collapse" id="navbarSupportedContent">
+            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
+                <li class="nav-item">
+                    <a class="nav-link active" aria-current="page" href="/">Главная страница</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/list">Список отправленных сообщений</a>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link" href="/ajax">Динамическая страница</a>
+                </li>
+                <li class="nav-item dropdown">
+                    <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown"
+                       aria-expanded="false">
+                        Выпадающее меню
+                    </a>
+                    <ul class="dropdown-menu">
+                        <li><a class="dropdown-item" href="#">Пункт 1</a></li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                        <li>
+                            <hr class="dropdown-divider">
+                        </li>
+                        <li><a class="dropdown-item" href="#">Пункт 3</a></li>
+                    </ul>
+                </li>
+                <li class="nav-item">
+                    <a class="nav-link disabled">Недоступно</a>
+                </li>
+            </ul>
+        </div>
+    </div>
+</nav>
+
+<div class="container-fluid">
+    <div class="row">
+        <div class="col-md-2"></div>
+        <div class="col-md-8 col-sm-12">
+            <h2>Список записей в БД:</h2>
+            <div class="row">
+                <div class="col-md-4" style="font-weight: bold">
+                    Кому
+                </div>
+                <div class="col-md-4" style="font-weight: bold">
+                    Тема
+                </div>
+                <div class="col-md-4" style="font-weight: bold">
+                    Сообщение
+                </div>
+            </div>
+            <div class="row" th:each="email: ${emails}">
+                <div class="col-md-4" th:text="${email.to}"/>
+                <div class="col-md-4" th:text="${email.subject}"/>
+                <div class="col-md-4" th:text="${email.message}"/>
+            </div>
+
+            <!--<table class="table table-striped">
+                <thead class="thead-dark">
+                <tr>
+                    <th scope="col">Кому</th>
+                    <th scope="col">Тема</th>
+                    <th scope="col">Сообщение</th>
+                </tr>
+                </thead>
+                <tbody>
+                <tr th:each="email: ${emails}">
+                    <td th:text="${email.to}">
+                    </td>
+                    <td th:text="${email.subject}">
+                    </td>
+                    <td th:text="${email.message}">
+                    </td>
+                </tr>
+                </tbody>
+            </table>-->
+            <a class="btn btn-primary" href="/">Отправить другое сообщение</a>
+<!--            <img src="img/logo.png"/>-->
+        </div>
+    </div>
+</div>
+
+<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.2.1/dist/js/bootstrap.bundle.min.js"
+        integrity="sha384-u1OknCvxWvY5kfmNBILK2hRnQC3Pr17a+RTT6rIHI7NnikvbZlHgTPOOmMi466C8"
+        crossorigin="anonymous"></script>
+</body>
+</html>