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完成一个基本的弹幕功能

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xiaji
2025-12-31 09:01:57 +08:00
commit 81d0dd0f07
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111
activity/templates/activity/admin_review.html Normal file
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{% extends 'base.html' %}
{% block css %}
<style>
body {
background-color: #f8f9fa;
font-family: Arial, sans-serif;
}
.container {
max-width: 1000px;
margin: 50px auto;
}
h1 {
margin-bottom: 30px;
color: #333;
}
.danmu-table {
background-color: white;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
overflow: hidden;
}
.table th, .table td {
vertical-align: middle;
}
.danmu-content {
max-width: 400px;
word-break: break-all;
}
.danmu-image {
max-width: 100px;
max-height: 100px;
border-radius: 5px;
}
.action-buttons {
display: flex;
gap: 10px;
}
.empty-state {
text-align: center;
padding: 50px 0;
color: #6c757d;
}
</style>
{% endblock %}
{% block content %}
<div class="container">
<h1>弹幕审核</h1>
{% if danmus %}
<div class="danmu-table">
<table class="table table-bordered table-hover">
<thead class="table-dark">
<tr>
<th>姓名</th>
<th>内容</th>
<th>图片</th>
<th>创建时间</th>
<th>操作</th>
</tr>
</thead>
<tbody>
{% for danmu in danmus %}
<tr>
<td>{{ danmu.name }}</td>
<td class="danmu-content">{{ danmu.content }}</td>
<td>
{% if danmu.image %}
<img src="{{ danmu.image.url }}" alt="图片" class="danmu-image">
{% else %}
-无-
{% endif %}
</td>
<td>{{ danmu.created_at|date:"Y-m-d H:i:s" }}</td>
<td>
<div class="action-buttons">
<form method="post" style="margin: 0;">
{% csrf_token %}
<input type="hidden" name="danmu_id" value="{{ danmu.id }}">
<input type="hidden" name="action" value="approve">
<button type="submit" class="btn btn-success btn-sm">通过</button>
</form>
<form method="post" style="margin: 0;">
{% csrf_token %}
<input type="hidden" name="danmu_id" value="{{ danmu.id }}">
<input type="hidden" name="action" value="reject">
<button type="submit" class="btn btn-danger btn-sm">不通过</button>
</form>
</div>
</td>
</tr>
{% endfor %}
</tbody>
</table>
</div>
{% else %}
<div class="empty-state">
<h3>暂无待审核的弹幕</h3>
</div>
{% endif %}
</div>
{% endblock %}

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activity/templates/activity/index.html Normal file
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{% extends 'base.html' %}
{% block css %}
<style>
body {
margin: 0;
padding: 0;
overflow: hidden;
background-color: {{ setting.global_bg_color }};
font-family: Arial, sans-serif;
}
#background-container {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: -1;
}
#background-image {
width: 100%;
height: 100%;
object-fit: cover;
}
#background-video {
width: 100%;
height: 100%;
object-fit: cover;
}
#qr-code {
position: fixed;
{% if setting.qr_code_position == 'top-left' %}
top: {{ setting.qr_code_margin_top }}px;
left: {{ setting.qr_code_margin_left }}px;
{% elif setting.qr_code_position == 'top-right' %}
top: {{ setting.qr_code_margin_top }}px;
right: {{ setting.qr_code_margin_right }}px;
{% elif setting.qr_code_position == 'bottom-left' %}
bottom: {{ setting.qr_code_margin_bottom }}px;
left: {{ setting.qr_code_margin_left }}px;
{% elif setting.qr_code_position == 'bottom-right' %}
bottom: {{ setting.qr_code_margin_bottom }}px;
right: {{ setting.qr_code_margin_right }}px;
{% elif setting.qr_code_position == 'center' %}
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
{% endif %}
width: 150px;
height: 150px;
z-index: 100;
}
#qr-code img {
width: 100%;
height: 100%;
border: 2px solid white;
border-radius: 10px;
}
#danmu-container {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
overflow: hidden;
z-index: 50;
}
.danmu-item {
position: absolute;
white-space: nowrap;
padding: 12px 18px;
border-radius: 25px;
font-size: 20px;
font-weight: bold;
color: {{ setting.danmu_font_color }};
background-color: rgba({{ setting.danmu_bg_color|slice:'1:3'|add:','|add:setting.danmu_bg_color|slice:'3:5'|add:','|add:setting.danmu_bg_color|slice:'5:7'|add:','|add:'0.8' }});
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
animation: danmu-scroll 8s linear infinite;
backdrop-filter: blur(2px);
border: 1px solid rgba(255, 255, 255, 0.2);
}
.danmu-item img {
max-height: 100px;
max-width: 200px;
vertical-align: middle;
border-radius: 5px;
}
@keyframes danmu-scroll {
from { transform: translateX(100vw); }
to { transform: translateX(-100%); }
}
/* 响应式设计 */
@media (max-width: 768px) {
#qr-code {
width: 100px;
height: 100px;
}
.danmu-item {
font-size: 16px;
padding: 10px 15px;
border-radius: 20px;
}
}
</style>
{% endblock %}
{% block content %}
<div id="background-container">
{% if setting.background_video %}
<video id="background-video" autoplay loop muted playsinline>
<source src="{{ setting.background_video.url }}" type="video/mp4">
</video>
{% elif setting.background_image %}
<img id="background-image" src="{{ setting.background_image.url }}" alt="背景图片">
{% endif %}
</div>
<div id="qr-code">
{% if setting.qr_code_image %}
<img src="{{ setting.qr_code_image.url }}" alt="二维码">
{% else %}
<!-- 默认二维码 -->
<img src="https://api.qrserver.com/v1/create-qr-code/?size=150x150&data={{ request.build_absolute_uri }}{% url 'submit' %}" alt="默认二维码">
{% endif %}
</div>
<div id="danmu-container">
<!-- 初始弹幕 -->
{% for danmu in danmus %}
<div class="danmu-item">
{{ danmu.name }}: {{ danmu.content }}
{% if danmu.image %}
<img src="{{ danmu.image.url }}" alt="图片">
{% endif %}
</div>
{% endfor %}
</div>
{% endblock %}
{% block js %}
<script>
$(document).ready(function() {
// 获取弹幕容器
const danmuContainer = $('#danmu-container');
const containerHeight = danmuContainer.height();
const containerWidth = danmuContainer.width();
// 弹幕高度（包含padding和margin）
const DANMU_HEIGHT = 60;
// 上次获取弹幕的时间
let lastTime = new Date().toISOString();
// 获取所有当前弹幕的位置信息
function getCurrentDanmuPositions() {
const positions = [];
const danmus = danmuContainer.find('.danmu-item');
danmus.each(function() {
const $danmu = $(this);
const top = parseInt($danmu.css('top')) || 0;
positions.push({
top: top,
bottom: top + DANMU_HEIGHT
});
});
return positions;
}
// 检查位置是否与现有弹幕重叠
function isPositionOverlapping(newTop) {
const positions = getCurrentDanmuPositions();
const newBottom = newTop + DANMU_HEIGHT;
for (const pos of positions) {
// 检查是否有重叠
if (!(newBottom <= pos.top || newTop >= pos.bottom)) {
return true; // 重叠
}
}
return false; // 不重叠
}
// 生成随机且不重叠的位置
function getRandomNonOverlappingTop() {
let attempts = 0;
const maxAttempts = 20;
let newTop;
do {
// 生成随机位置，考虑边距和弹幕高度
newTop = Math.floor(Math.random() * (containerHeight - DANMU_HEIGHT - 20)) + 10;
attempts++;
} while (isPositionOverlapping(newTop) && attempts < maxAttempts);
// 如果尝试多次仍失败，返回一个安全位置
if (attempts >= maxAttempts) {
newTop = Math.floor(Math.random() * (containerHeight - DANMU_HEIGHT - 20)) + 10;
}
return newTop;
}
// 添加新弹幕
function addDanmu(danmu) {
// 获取随机且不重叠的位置
const topPosition = getRandomNonOverlappingTop();
const danmuItem = $('<div>', {
class: 'danmu-item',
style: `top: ${topPosition}px;`,
text: `${danmu.name}: ${danmu.content}`
});
if (danmu.image) {
const img = $('<img>', {
src: danmu.image,
alt: '图片',
onload: function() {
// 图片加载完成后重新计算宽度
danmuItem.css('animation', 'danmu-scroll 8s linear infinite');
}
});
danmuItem.append(' ').append(img);
}
danmuContainer.append(danmuItem);
// 8秒后移除弹幕
setTimeout(() => {
danmuItem.remove();
}, 8000);
}
// 定时获取新弹幕
setInterval(() => {
$.ajax({
url: '{% url 'api_danmu' %}',
type: 'GET',
dataType: 'json',
success: function(data) {
const newDanmus = data.danmus.filter(danmu => new Date(danmu.created_at) > new Date(lastTime));
if (newDanmus.length > 0) {
newDanmus.forEach(danmu => {
addDanmu(danmu);
});
// 更新最后时间
lastTime = new Date().toISOString();
}
}
});
}, 2000); // 每2秒获取一次
// 初始弹幕位置处理
function initDanmuPositions() {
const danmus = danmuContainer.find('.danmu-item');
danmus.each(function() {
const topPosition = getRandomNonOverlappingTop();
$(this).css('top', topPosition + 'px');
});
}
// 初始化弹幕位置
initDanmuPositions();
});
</script>
{% endblock %}

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activity/templates/activity/setting.html Normal file
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{% extends 'base.html' %}
{% block css %}
<style>
body {
background-color: #f8f9fa;
font-family: Arial, sans-serif;
}
.container {
max-width: 800px;
margin: 50px auto;
}
h1 {
margin-bottom: 30px;
color: #333;
}
.setting-form {
background-color: white;
padding: 30px;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.form-group {
margin-bottom: 25px;
}
.preview-section {
background-color: #e9ecef;
padding: 20px;
border-radius: 5px;
margin-top: 30px;
}
.preview-title {
margin-bottom: 20px;
font-weight: bold;
}
.color-preview {
display: inline-block;
width: 30px;
height: 30px;
border-radius: 50%;
margin-left: 10px;
vertical-align: middle;
border: 1px solid #dee2e6;
}
.btn-primary {
padding: 12px 30px;
font-size: 16px;
}
</style>
{% endblock %}
{% block content %}
<div class="container">
<h1>活动设置</h1>
<div class="setting-form">
<form method="post" enctype="multipart/form-data">
{% csrf_token %}
<div class="form-group">
{{ form.background_image.label_tag }}
{{ form.background_image }}
{% if form.background_image.errors %}
<div class="text-danger">{{ form.background_image.errors }}</div>
{% endif %}
{% if setting.background_image %}
<div class="mt-2">
<small class="text-muted">当前背景图片：</small>
<img src="{{ setting.background_image.url }}" alt="当前背景图片" style="max-width: 200px; max-height: 100px; border-radius: 5px;">
</div>
{% endif %}
</div>
<div class="form-group">
{{ form.background_video.label_tag }}
{{ form.background_video }}
{% if form.background_video.errors %}
<div class="text-danger">{{ form.background_video.errors }}</div>
{% endif %}
{% if setting.background_video %}
<div class="mt-2">
<small class="text-muted">当前背景视频：{{ setting.background_video.name }}</small>
</div>
{% endif %}
</div>
<div class="form-group">
{{ form.qr_code_image.label_tag }}
{{ form.qr_code_image }}
{% if form.qr_code_image.errors %}
<div class="text-danger">{{ form.qr_code_image.errors }}</div>
{% endif %}
{% if setting.qr_code_image %}
<div class="mt-2">
<small class="text-muted">当前二维码：</small>
<img src="{{ setting.qr_code_image.url }}" alt="当前二维码" style="max-width: 100px; max-height: 100px; border-radius: 5px;">
</div>
{% endif %}
</div>
<div class="form-group">
{{ form.qr_code_position.label_tag }}
{{ form.qr_code_position }}
{% if form.qr_code_position.errors %}
<div class="text-danger">{{ form.qr_code_position.errors }}</div>
{% endif %}
</div>
<div class="form-group">
<label for="id_danmu_font_color">
弹幕字体颜色
<span class="color-preview" id="font-color-preview" style="background-color: {{ setting.danmu_font_color }};"></span>
</label>
{{ form.danmu_font_color }}
{% if form.danmu_font_color.errors %}
<div class="text-danger">{{ form.danmu_font_color.errors }}</div>
{% endif %}
</div>
<div class="form-group">
<label for="id_danmu_bg_color">
弹幕背景颜色
<span class="color-preview" id="bg-color-preview" style="background-color: {{ setting.danmu_bg_color }};"></span>
</label>
{{ form.danmu_bg_color }}
{% if form.danmu_bg_color.errors %}
<div class="text-danger">{{ form.danmu_bg_color.errors }}</div>
{% endif %}
</div>
<div class="form-group">
<label for="id_global_bg_color">
全局背景颜色
<span class="color-preview" id="global-color-preview" style="background-color: {{ setting.global_bg_color }};"></span>
</label>
{{ form.global_bg_color }}
{% if form.global_bg_color.errors %}
<div class="text-danger">{{ form.global_bg_color.errors }}</div>
{% endif %}
</div>
<button type="submit" class="btn btn-primary">保存设置</button>
</form>
</div>
<div class="preview-section">
<div class="preview-title">预览效果：</div>
<div style="width: 100%; height: 200px; background-color: {{ setting.global_bg_color }}; border-radius: 5px; position: relative; overflow: hidden;">
{% if setting.background_image %}
<img src="{{ setting.background_image.url }}" alt="背景预览" style="width: 100%; height: 100%; object-fit: cover;">
{% endif %}
<div style="position: absolute; {{ setting.qr_code_position|safe }}: 10px; width: 80px; height: 80px;">
{% if setting.qr_code_image %}
<img src="{{ setting.qr_code_image.url }}" alt="二维码预览" style="width: 100%; height: 100%; border: 2px solid white; border-radius: 5px;">
{% else %}
<!-- 默认二维码预览 -->
<img src="https://api.qrserver.com/v1/create-qr-code/?size=80x80&data={{ request.build_absolute_uri }}{% url 'submit' %}" alt="二维码预览" style="width: 100%; height: 100%; border: 2px solid white; border-radius: 5px;">
{% endif %}
</div>
<div style="position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); padding: 10px 20px; border-radius: 20px; font-size: 16px; font-weight: bold; color: {{ setting.danmu_font_color }}; background-color: {{ setting.danmu_bg_color }}; opacity: 0.8;">
示例弹幕
</div>
</div>
</div>
</div>
{% endblock %}
{% block js %}
<script>
$(document).ready(function() {
// 实时更新颜色预览
$('#id_danmu_font_color').on('input', function() {
$('#font-color-preview').css('background-color', $(this).val());
});
$('#id_danmu_bg_color').on('input', function() {
$('#bg-color-preview').css('background-color', $(this).val());
});
$('#id_global_bg_color').on('input', function() {
$('#global-color-preview').css('background-color', $(this).val());
});
});
</script>
{% endblock %}

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{% extends 'base.html' %}
{% block css %}
<style>
body {
background-color: #f8f9fa;
font-family: Arial, sans-serif;
}
.container {
max-width: 500px;
margin: 50px auto;
padding: 30px;
background-color: white;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
h1 {
text-align: center;
margin-bottom: 30px;
color: #333;
}
.form-group {
margin-bottom: 20px;
}
.blessing-list {
background-color: #e9ecef;
padding: 15px;
border-radius: 5px;
margin-bottom: 20px;
}
.blessing-item {
margin-bottom: 10px;
cursor: pointer;
padding: 5px;
border-radius: 3px;
transition: background-color 0.3s;
}
.blessing-item:hover {
background-color: #dee2e6;
}
.btn-primary {
width: 100%;
padding: 12px;
font-size: 16px;
}
</style>
{% endblock %}
{% block content %}
<div class="container">
<h1>发送祝福</h1>
<form method="post" enctype="multipart/form-data">
{% csrf_token %}
<div class="form-group">
{{ form.name.label_tag }}
{{ form.name }}
{% if form.name.errors %}
<div class="text-danger">{{ form.name.errors }}</div>
{% endif %}
</div>
<div class="form-group">
{{ form.content.label_tag }}
{{ form.content }}
{% if form.content.errors %}
<div class="text-danger">{{ form.content.errors }}</div>
{% endif %}
</div>
<div class="blessing-list">
<h5>推荐祝福语：</h5>
<div class="row">
{% for blessing in random_blessings %}
<div class="col-12 blessing-item" onclick="fillBlessing('{{ blessing.content|escapejs }}')">
{{ blessing.content }}
</div>
{% empty %}
<div class="col-12 text-center text-muted">暂无推荐祝福语</div>
{% endfor %}
</div>
</div>
<div class="form-group">
{{ form.image.label_tag }}
{{ form.image }}
{% if form.image.errors %}
<div class="text-danger">{{ form.image.errors }}</div>
{% endif %}
</div>
<button type="submit" class="btn btn-primary">发送</button>
</form>
</div>
{% endblock %}
{% block js %}
<script>
function fillBlessing(content) {
document.getElementById('id_content').value = content;
}
// 表单验证
$(document).ready(function() {
$('form').submit(function() {
const name = $('#id_name').val();
if (!name.trim()) {
alert('请输入您的姓名');
return false;
}
return true;
});
});
</script>
{% endblock %}

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activity/templates/base.html Normal file
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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>弹幕活动</title>
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css">
<!-- 自定义CSS -->
{% block css %}{% endblock %}
</head>
<body>
{% block content %}{% endblock %}
<!-- jQuery -->
<script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.min.js"></script>
<!-- Bootstrap JS -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
<!-- 自定义JS -->
{% block js %}{% endblock %}
</body>
</html>