Files
LibraryAPI/library_service/static/author.js

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JavaScript
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$(document).ready(() => {
const pathParts = window.location.pathname.split("/");
const authorId = pathParts[pathParts.length - 1];
if (!authorId || isNaN(authorId)) {
showErrorState("Некорректный ID автора");
return;
}
loadAuthor(authorId);
function loadAuthor(id) {
showLoadingState();
fetch(`/api/authors/${id}`)
.then((response) => {
if (!response.ok) {
if (response.status === 404) {
throw new Error("Автор не найден");
}
throw new Error(`HTTP error! status: ${response.status}`);
}
return response.json();
})
.then((author) => {
renderAuthor(author);
renderBooks(author.books);
document.title = `LiB - ${author.name}`;
})
.catch((error) => {
console.error("Error loading author:", error);
showErrorState(error.message);
});
}
function renderAuthor(author) {
const $card = $("#author-card");
const firstLetter = author.name.charAt(0).toUpperCase();
const booksCount = author.books ? author.books.length : 0;
const booksWord = getWordForm(booksCount, ["книга", "книги", "книг"]);
$card.html(`
<div class="flex items-start">
<!-- Аватар -->
<div class="w-24 h-24 bg-gray-500 text-white rounded-full flex items-center justify-center text-4xl font-bold mr-6 flex-shrink-0">
${firstLetter}
</div>
<!-- Информация -->
<div class="flex-1">
<div class="flex items-center justify-between mb-2">
<h1 class="text-3xl font-bold text-gray-900">${escapeHtml(author.name)}</h1>
<span class="text-sm text-gray-500">ID: ${author.id}</span>
</div>
<div class="flex items-center text-gray-600 mb-4">
<svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6.253v13m0-13C10.832 5.477 9.246 5 7.5 5S4.168 5.477 3 6.253v13C4.168 18.477 5.754 18 7.5 18s3.332.477 4.5 1.253m0-13C13.168 5.477 14.754 5 16.5 5c1.747 0 3.332.477 4.5 1.253v13C19.832 18.477 18.247 18 16.5 18c-1.746 0-3.332.477-4.5 1.253"/>
</svg>
<span>${booksCount} ${booksWord} в библиотеке</span>
</div>
<!-- Кнопка назад -->
<a href="/authors" class="inline-flex items-center text-gray-500 hover:text-gray-700 transition-colors">
<svg class="w-4 h-4 mr-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 19l-7-7 7-7"/>
</svg>
Вернуться к списку авторов
</a>
</div>
</div>
`);
}
function renderBooks(books) {
const $container = $("#books-container");
$container.empty();
if (!books || books.length === 0) {
$container.html(`
<div class="text-center py-8">
<svg class="mx-auto h-12 w-12 text-gray-400 mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6.253v13m0-13C10.832 5.477 9.246 5 7.5 5S4.168 5.477 3 6.253v13C4.168 18.477 5.754 18 7.5 18s3.332.477 4.5 1.253m0-13C13.168 5.477 14.754 5 16.5 5c1.747 0 3.332.477 4.5 1.253v13C19.832 18.477 18.247 18 16.5 18c-1.746 0-3.332.477-4.5 1.253"/>
</svg>
<p class="text-gray-500">У этого автора пока нет книг в библиотеке</p>
</div>
`);
return;
}
const $grid = $('<div class="space-y-4"></div>');
books.forEach((book) => {
const $bookCard = $(`
<div class="border border-gray-200 rounded-lg p-4 hover:shadow-md transition-shadow duration-200 cursor-pointer book-card" data-id="${book.id}">
<div class="flex justify-between items-start">
<div class="flex-1">
<h3 class="text-lg font-semibold text-gray-900 hover:text-blue-600 transition-colors mb-2">
${escapeHtml(book.title)}
</h3>
<p class="text-gray-600 text-sm line-clamp-3">
${escapeHtml(book.description || "Описание отсутствует")}
</p>
</div>
<svg class="w-5 h-5 text-gray-400 ml-4 flex-shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7"/>
</svg>
</div>
</div>
`);
$grid.append($bookCard);
});
$container.append($grid);
$container.off("click", ".book-card").on("click", ".book-card", function () {
const bookId = $(this).data("id");
window.location.href = `/book/${bookId}`;
});
}
function showLoadingState() {
const $authorCard = $("#author-card");
const $booksContainer = $("#books-container");
$authorCard.html(`
<div class="flex items-start animate-pulse">
<div class="w-24 h-24 bg-gray-200 rounded-full mr-6"></div>
<div class="flex-1">
<div class="h-8 bg-gray-200 rounded w-1/3 mb-4"></div>
<div class="h-4 bg-gray-200 rounded w-1/4 mb-4"></div>
<div class="h-4 bg-gray-200 rounded w-1/5"></div>
</div>
</div>
`);
$booksContainer.html(`
<div class="space-y-4">
${Array(3)
.fill()
.map(
() => `
<div class="border border-gray-200 rounded-lg p-4 animate-pulse">
<div class="h-5 bg-gray-200 rounded w-1/2 mb-2"></div>
<div class="h-4 bg-gray-200 rounded w-full mb-1"></div>
<div class="h-4 bg-gray-200 rounded w-3/4"></div>
</div>
`
)
.join("")}
</div>
`);
}
function showErrorState(message) {
const $authorCard = $("#author-card");
const $booksSection = $("#books-section");
$booksSection.hide();
$authorCard.html(`
<div class="text-center py-8">
<svg class="mx-auto h-16 w-16 text-red-400 mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
<path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"/>
</svg>
<h3 class="text-xl font-medium text-gray-900 mb-2">${escapeHtml(message)}</h3>
<p class="text-gray-500 mb-6">Не удалось загрузить информацию об авторе</p>
<div class="flex justify-center gap-4">
<button id="retry-btn" class="bg-gray-500 text-white px-6 py-2 rounded-lg hover:bg-gray-600 transition-colors">
Попробовать снова
</button>
<a href="/authors" class="bg-white text-gray-700 px-6 py-2 rounded-lg border border-gray-300 hover:bg-gray-50 transition-colors">
К списку авторов
</a>
</div>
</div>
`);
$("#retry-btn").on("click", function () {
$booksSection.show();
loadAuthor(authorId);
});
}
function getWordForm(number, forms) {
const cases = [2, 0, 1, 1, 1, 2];
const index =
number % 100 > 4 && number % 100 < 20
? 2
: cases[Math.min(number % 10, 5)];
return forms[index];
}
function escapeHtml(text) {
if (!text) return "";
const div = document.createElement("div");
div.textContent = text;
return div.innerHTML;
}
const $guestLink = $("#guest-link");
const $userBtn = $("#user-btn");
const $userDropdown = $("#user-dropdown");
const $userArrow = $("#user-arrow");
const $userAvatar = $("#user-avatar");
const $dropdownName = $("#dropdown-name");
const $dropdownUsername = $("#dropdown-username");
const $dropdownEmail = $("#dropdown-email");
const $logoutBtn = $("#logout-btn");
let isDropdownOpen = false;
function openDropdown() {
isDropdownOpen = true;
$userDropdown.removeClass("hidden");
$userArrow.addClass("rotate-180");
}
function closeDropdown() {
isDropdownOpen = false;
$userDropdown.addClass("hidden");
$userArrow.removeClass("rotate-180");
}
$userBtn.on("click", function (e) {
e.stopPropagation();
isDropdownOpen ? closeDropdown() : openDropdown();
});
$(document).on("click", function (e) {
if (isDropdownOpen && !$(e.target).closest("#user-menu-container").length) {
closeDropdown();
}
});
$(document).on("keydown", function (e) {
if (e.key === "Escape" && isDropdownOpen) {
closeDropdown();
}
});
$logoutBtn.on("click", function () {
localStorage.removeItem("access_token");
localStorage.removeItem("refresh_token");
window.location.reload();
});
function showGuest() {
$guestLink.removeClass("hidden");
$userBtn.addClass("hidden").removeClass("flex");
closeDropdown();
}
function showUser(user) {
$guestLink.addClass("hidden");
$userBtn.removeClass("hidden").addClass("flex");
const displayName = user.full_name || user.username;
const firstLetter = displayName.charAt(0).toUpperCase();
$userAvatar.text(firstLetter);
$dropdownName.text(displayName);
$dropdownUsername.text("@" + user.username);
$dropdownEmail.text(user.email);
}
function updateUserAvatar(email) {
if (!email) return;
const cleanEmail = email.trim().toLowerCase();
const emailHash = sha256(cleanEmail);
const avatarUrl = `https://www.gravatar.com/avatar/${emailHash}?d=identicon&s=200`;
const avatarImg = document.getElementById("user-avatar");
if (avatarImg) {
avatarImg.src = avatarUrl;
}
}
const token = localStorage.getItem("access_token");
if (!token) {
showGuest();
} else {
fetch("/api/auth/me", {
headers: { Authorization: "Bearer " + token },
})
.then((response) => {
if (response.ok) return response.json();
throw new Error("Unauthorized");
})
.then((user) => {
showUser(user);
updateUserAvatar(user.email);
document.getElementById("user-btn").classList.remove("hidden");
document.getElementById("guest-link").classList.add("hidden");
})
.catch(() => {
localStorage.removeItem("access_token");
localStorage.removeItem("refresh_token");
showGuest();
});
}
});