сделяль

.idea/.idea.WebApplication10/.idea/workspace.xml

@@ -10,14 +10,11 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="98968c1b-50bf-419a-b85b-aea52b53c206" name="Changes" comment="">
-      <change afterPath="$PROJECT_DIR$/.gitignore" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10.sln" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10/Program.cs" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10/Properties/launchSettings.json" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10/WebApplication10.csproj" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10/appsettings.Development.json" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/WebApplication10/appsettings.json" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/global.json" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/.idea.WebApplication10/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/.idea.WebApplication10/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/WebApplication10/BookShelf.cs" beforeDir="false" afterPath="$PROJECT_DIR$/WebApplication10/BookShelf.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/WebApplication10/Controllers/BooksController.cs" beforeDir="false" afterPath="$PROJECT_DIR$/WebApplication10/Controllers/BooksController.cs" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/WebApplication10/wwwroot/index.html" beforeDir="false" afterPath="$PROJECT_DIR$/WebApplication10/wwwroot/index.html" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/WebApplication10/wwwroot/scripts/script.js" beforeDir="false" afterPath="$PROJECT_DIR$/WebApplication10/wwwroot/scripts/script.js" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -39,6 +36,7 @@
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
+  <component name="MetaFilesCheckinStateConfiguration" checkMetaFiles="true" />
   <component name="ProjectColorInfo"><![CDATA[{
   "associatedIndex": 1
 }]]></component>
@@ -128,13 +126,14 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1719312434870</updated>
-      <workItem from="1719312436011" duration="9020000" />
+      <workItem from="1719312436011" duration="12422000" />
     </task>
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
     <option name="version" value="3" />
   </component>
+  <component name="UnityCheckinConfiguration" checkUnsavedScenes="true" />
   <component name="UnityProjectConfiguration" hasMinimizedUI="false" />
   <component name="VcsManagerConfiguration">
     <option name="CLEAR_INITIAL_COMMIT_MESSAGE" value="true" />

WebApplication10/BookShelf.cs

@@ -20,6 +20,22 @@ public class BookShelf
         Add(new Book { Id = 10, Title = "The Fellowship Of The Ring", Author = "J. R. R. Tolkien"});
         Add(new Book { Id = 11, Title = "The Name Of The Wind", Author = "Patrick Rothfuss"});
     }
+
+    public IEnumerable<Book> GetBooks(string authorPrefix, int page, int pageSize)
+    {
+        var query = _books.AsQueryable();
+        if (!string.IsNullOrEmpty(authorPrefix))
+            query = query.Where(b => b.Value.Author.StartsWith(authorPrefix));
+        return query.Skip((page - 1) * pageSize).Take(pageSize).Select(kv => kv.Value).ToList();
+    }
+
+    public int GetCount(string authorPrefix)
+    {
+        var query = _books.AsQueryable();
+        if (!string.IsNullOrEmpty(authorPrefix))
+            query = query.Where(b => b.Value.Author.StartsWith(authorPrefix));
+        return query.Count();
+    }
     
     public IEnumerable<Book> GetAll()
     {

WebApplication10/Controllers/BooksController.cs

@@ -8,6 +8,32 @@ public class BooksController: ControllerBase
 {
     private readonly BookShelf _bookShelf;
 
+
+    [HttpGet("books")]
+    public IActionResult GetFilteredPageBooks([FromQuery] string author = "", [FromQuery] int page = 1,
+        [FromQuery] int pageSize = 10)
+    {
+        if (page <= 0 || pageSize <= 0)
+            return BadRequest("Page and pagesize must be greater than zero");
+        var totalCount = _bookShelf.GetCount(author);
+        var totalPages = (int)Math.Ceiling(totalCount / (double)pageSize);
+
+        if (page > totalPages && (totalCount == 0 && page == 1))
+            return BadRequest("Page number exceeds total pages.");
+
+        var books = _bookShelf.GetBooks(author, page, pageSize);
+
+        var result = new
+        {
+            TotalCount = totalCount,
+            Page = page,
+            PageSize = pageSize,
+            Books = books
+        };
+
+        return Ok(result);
+    }
+    
     public BooksController(BookShelf bookShelf)
     {
         _bookShelf = bookShelf;

WebApplication10/wwwroot/index.html

 <!DOCTYPE html>
+
 <html lang="en">
+
 <head>
+
     <meta charset="UTF-8">
+
     <title>BookShelf</title>
+
     <link rel="stylesheet" href="style.css">
+
     <script src="scripts/script.js"></script>
+
 </head>
+
 <body>
 
+<h1>List of Books in the Shelf</h1>
+
+
+
+<div id="filterForm">
+
+    <h3>Фильтрация книг</h3>
+
+    <p>
+
+        <label>Автор:</label>
+
+        <input type="text" id="author">
+
+    </p>
+
+    <button id="fetchBooksButton">Применить фильтр</button>
+
+</div>
+
+
+
+<div class="books-list" id="booksList">
+
+    <!-- Сюда будет загружаться список книг -->
+
+</div>
+
+<div id="paginationControls">
+
+    <button id="paginationPrevPage">Предыдущая</button>
+
+    <button id="paginationNextPage">Следующая</button>
+
+</div>
+
+
+
+<!-- Модальное окно для редактирования книги -->
+
+<div id="editBookModal" class="modalBook">
+
+    <div class="modal-content">
+
+        <span class="close" onclick="BookLibrary.CloseBookEdit()">&times;</span>
+
+        <h2>Edit Book</h2>
+
+        <form id="editBookForm">
+
+            <label for="editTitle">Title:</label><br>
+
+            <input type="text" id="editTitle" name="editTitle" required><br>
+
+            <label for="editAuthor">Author:</label><br>
+
+            <input type="text" id="editAuthor" name="editAuthor" required><br><br>
+
+            <input type="submit" value="Save">
+
+        </form>
+
+    </div>
+
+</div>
+
+
+
+<script>
+
+    function saveEditedBook(event) {
+
+        event.preventDefault(); // Предотвращаем отправку формы по умолчанию
+
+        BookLibrary.SaveEditedBook();
+
+    }
+
+    document.getElementById('editBookForm').addEventListener('submit', saveEditedBook);
+
+
+
+
+
+    let currentPage = 1;
+
+    let pageSize = 1;
+
+
+
+    function filterBooks() {
+
+        fetchBooks(1);
+
+    }
+
+    async function fetchBooks(page) {
+
+        const author = document.getElementById('author').value;
+
+
+
+        const url = new URL('/books/books', window.location.origin);
+
+
+
+        const params = { page, pageSize };
+
+        if (author) {
+
+            params.author = author;
+
+        }
+
+        Object.keys(params).forEach(key => url.searchParams.append(key, params[key]));
+
+
+
+        const response = await fetch(url);
+
+
+
+        if (response.ok === true) {
+
+            const data = await response.json();
+
+
+
+            displayBooks(data);
+
+            updatePagination(data);
+
+        } else {
+
+            console.error('Error fetching books:', response.status);
+
+        }
+
+    }
+
+
+
+    function prevPage() {
+
+        if (currentPage > 1) {
+
+            fetchBooks(currentPage - 1);
+
+        }
+
+    }
+
+
+
+    function nextPage() {
+
+        fetchBooks(currentPage + 1);
+
+    }
+
+
+
+    function displayBooks(data) {
+
+        const targetElement = document.getElementById('booksList');
+
+        targetElement.innerHTML = '';
+
+
+
+        data.books.forEach(book => {
+
+            BookLibrary.RenderBook(targetElement, book);
+
+        });
+
+    }
+
+
+
+    function updatePagination(data) {
+
+        currentPage = data.page;
+
+        const totalPages = Math.ceil(data.totalCount / data.pageSize);
+
+
+
+        const prevButton = document.querySelector('#paginationControls button:first-child');
+
+        const nextButton = document.querySelector('#paginationControls button:last-child');
+
+
+
+        prevButton.disabled = currentPage <= 1;
+
+        nextButton.disabled = currentPage >= totalPages;
+
+    }
+
+
+
+    document.getElementById('fetchBooksButton').addEventListener('click', filterBooks);
+
+    document.getElementById('paginationPrevPage').addEventListener('click', prevPage);
+
+    document.getElementById('paginationNextPage').addEventListener('click', nextPage);
+
+
+
+</script>
+
 </body>
+
 </html>
\ No newline at end of file

WebApplication10/wwwroot/scripts/script.js

@@ -258,6 +258,9 @@ const BookLibrary = (function () {
         GetAllBooksAndRender:  () => {
             getAllBooksAndRender();
         },
+        RenderBook: (targetElement, book)=> {
+            renderBook(targetElement, book)
+        },
         CloseBookEdit: () => {
             closeBookEdit();
         },