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feat: fix backend some error;fix frontend display error

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shenjianZ
2025-07-28 14:14:11 +08:00
parent eeb3b4b0df
commit f1b39d22a5
5 changed files with 470 additions and 241 deletions
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375
frontend/src/App.vue
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<template>
<div id="app-container">
<h1>临时邮箱</h1>
<div class="email-generator">
<input v-model="randomEmail" type="text" readonly @click="copyToClipboard" title="点击复制"/>
<button @click="generateRandomEmail">生成新地址</button>
</div>
<header class="app-header">
<div class="logo">Email Unlimit</div>
<nav class="nav-links">
<a href="https://gitea.shenjianl.cn/shenjianZ/email-unlimit" target="_blank">Gitee</a>
<a href="#" @click.prevent="showHowItWorks">How it Works</a>
</nav>
</header>
<div class="inbox">
<h2>收件箱 ({{ currentEmail }})</h2>
<button @click="fetchMessages" :disabled="loading">
{{ loading ? '刷新中...' : '刷新邮件' }}
</button>
<div v-if="error" class="error">{{ error }}</div>
<ul v-if="messages.length > 0" class="message-list">
<li v-for="msg in messages" :key="msg.id" @click="selectMessage(msg)" :class="{ selected: selectedMessage && selectedMessage.id === msg.id }">
<div class="sender"><strong>发件人:</strong> {{ msg.sender }}</div>
<div class="subject"><strong>主题:</strong> {{ msg.subject }}</div>
<div class="time">{{ new Date(msg.received_at).toLocaleString() }}</div>
</li>
</ul>
<div v-else class="no-messages">
<p>{{ loading ? '正在加载...' : '收件箱是空的。' }}</p>
<main id="app-main">
<section class="hero-section">
<h1>您的专属临时邮箱，无限且私密</h1>
<p>输入任何<code>@shenjianl.cn</code>地址，立即在此查看收件箱。</p>
<form @submit.prevent="fetchMessages" class="input-group">
<input
type="email"
v-model="recipient"
class="email-input"
placeholder="输入您的临时邮箱地址..."
required
/>
<button type="submit" class="btn btn-primary">查看收件箱</button>
<button @click="generateRandomEmail" type="button" class="btn btn-secondary">随机生成</button>
</form>
</section>
<section class="inbox-section">
<div class="inbox-container">
<div class="message-list">
<div class="message-list-header">
<h2>收件箱</h2>
<button @click="fetchMessages" class="refresh-btn" title="刷新">
&#x21bb;
</button>
</div>
<div v-if="loading" class="loading-state">正在加载...</div>
<div v-else-if="messages.length === 0" class="empty-state">暂无邮件</div>
<div v-else>
<div
v-for="message in messages"
:key="message.id"
class="message-item"
:class="{ selected: selectedMessage && selectedMessage.id === message.id }"
@click="selectMessage(message)"
>
<div class="from">{{ message.sender }}</div>
<div class="subject">{{ message.subject }}</div>
</div>
</div>
</div>
<div class="message-detail">
<div v-if="!selectedMessage" class="empty-state">
<p>请从左侧选择一封邮件查看</p>
</div>
<div v-else>
<div class="message-content-header">
<h3>{{ selectedMessage.subject }}</h3>
<p><strong>发件人:</strong> {{ selectedMessage.sender }}</p>
<p><strong>收件人:</strong> {{ selectedMessage.recipient }}</p>
</div>
<div class="message-body">
{{ selectedMessage.body }}
</div>
</div>
</div>
</div>
</div>
</section>
</main>
<div v-if="selectedMessage" class="message-view">
<h3>{{ selectedMessage.subject }}</h3>
<p><strong>发件人:</strong> {{ selectedMessage.sender }}</p>
<p><strong>收件人:</strong> {{ currentEmail }}</p>
<p><strong>时间:</strong> {{ new Date(selectedMessage.received_at).toLocaleString() }}</p>
<hr>
<div v-html="selectedMessage.body" class="email-body"></div>
<!-- How it Works Modal -->
<div v-if="showModal" class="modal-overlay" @click.self="closeModal">
<div class="modal-content">
<button @click="closeModal" class="close-btn">&times;</button>
<h3>工作原理</h3>
<ol>
<li>在上面的输入框中，随意编造一个以<code>@{{ domain }}</code>结尾的邮箱地址。</li>
<li>使用这个地址去注册任何网站或接收邮件。</li>
<li>在这里输入您刚刚使用的地址，点击“查看收件箱”，即可看到邮件。</li>
</ol>
</div>
</div>
</template>
<script>
import axios from 'axios';
const API_URL = '/api';
import { ref, onMounted } from 'vue';
export default {
name: 'App',
data() {
return {
randomEmail: '',
currentEmail: '',
messages: [],
selectedMessage: null,
loading: false,
error: null,
domain: 'shenjianl.cn', // 从 info.md 获取
refreshInterval: null
};
},
methods: {
generateRandomString(length) {
const characters = 'abcdefghijklmnopqrstuvwxyz0123456789';
let result = '';
for (let i = 0; i < length; i++) {
result += characters.charAt(Math.floor(Math.random() * characters.length));
}
return result;
},
generateRandomEmail() {
const name = this.generateRandomString(8);
this.randomEmail = `${name}@${this.domain}`;
this.currentEmail = this.randomEmail;
this.messages = [];
this.selectedMessage = null;
this.fetchMessages();
},
async fetchMessages() {
if (!this.currentEmail) {
setup() {
const recipient = ref('');
const messages = ref([]);
const selectedMessage = ref(null);
const loading = ref(false);
const showModal = ref(false);
// !!! 生产环境<E78EAF><E5A283>要提示 !!!
// 请务必将下面的 'yourdomain.com' 替换为您的真实域名
const domain = 'shenjianl.cn';
const fetchMessages = async () => {
if (!recipient.value) {
alert('请输入一个邮箱地址');
return;
}
this.loading = true;
this.error = null;
loading.value = true;
selectedMessage.value = null; // Clear selected message on new fetch
try {
const response = await axios.get(`${API_URL}/messages`, {
params: { recipient: this.currentEmail }
});
this.messages = response.data;
// 如果有新邮件，且当前选中了邮件，则更新选中的邮件内容
if (this.selectedMessage) {
const updatedSelected = this.messages.find(m => m.id === this.selectedMessage.id);
if (updatedSelected) {
this.selectedMessage = updatedSelected;
} else {
this.selectedMessage = null; // 如果邮件被删除，则取消选中
}
// API URL 已修改为相对路径，以适配 Nginx 反向代理
const response = await fetch(`/api/messages?recipient=${recipient.value}`);
if (!response.ok) {
throw new Error('Network response was not ok');
}
} catch (err) {
this.error = '无法加载邮件。请检查后端服务是否运行。';
console.error(err);
const data = await response.json();
messages.value = data;
// Automatically select the first message if available
if (messages.value.length > 0) {
selectedMessage.value = messages.value[0];
}
} catch (error) {
console.error('Failed to fetch messages:', error);
alert('无法获取邮件，请检查后端服务和 Nginx 配置是否正常。');
} finally {
this.loading = false;
loading.value = false;
}
},
selectMessage(message) {
this.selectedMessage = message;
},
copyToClipboard() {
navigator.clipboard.writeText(this.randomEmail).then(() => {
alert('邮箱地址已复制到剪贴板');
}, (err) => {
console.error('Could not copy text: ', err);
});
},
startAutoRefresh() {
this.refreshInterval = setInterval(this.fetchMessages, 15000); // 每15秒刷新一次
},
stopAutoRefresh() {
if (this.refreshInterval) {
clearInterval(this.refreshInterval);
}
}
};
const selectMessage = (message) => {
selectedMessage.value = message;
};
const generateRandomEmail = () => {
const randomPart = Math.random().toString(36).substring(2, 10);
recipient.value = `${randomPart}@${domain}`;
};
const showHowItWorks = () => {
showModal.value = true;
};
const closeModal = () => {
showModal.value = false;
};
return {
recipient,
messages,
selectedMessage,
loading,
showModal,
domain,
fetchMessages,
selectMessage,
generateRandomEmail,
showHowItWorks,
closeModal,
};
},
created() {
this.generateRandomEmail();
this.startAutoRefresh();
},
beforeUnmount() {
this.stopAutoRefresh();
}
};
</script>
<style>
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
background-color: #f4f7f9;
color: #333;
margin: 0;
padding: 20px;
}
#app-container {
max-width: 900px;
margin: 0 auto;
background: #fff;
padding: 20px;
border-radius: 8px;
box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
h1, h2, h3 {
color: #2c3e50;
}
.email-generator {
display: flex;
gap: 10px;
margin-bottom: 20px;
}
.email-generator input {
flex-grow: 1;
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 16px;
background: #f9f9f9;
cursor: pointer;
}
button {
padding: 10px 15px;
border: none;
background-color: #42b983;
color: white;
border-radius: 4px;
cursor: pointer;
font-size: 16px;
transition: background-color 0.3s;
}
button:hover {
background-color: #36a374;
}
button:disabled {
background-color: #ccc;
cursor: not-allowed;
}
.inbox {
margin-bottom: 20px;
}
.message-list {
list-style: none;
padding: 0;
border: 1px solid #eee;
border-radius: 4px;
max-height: 300px;
overflow-y: auto;
}
.message-list li {
padding: 15px;
border-bottom: 1px solid #eee;
cursor: pointer;
transition: background-color 0.2s;
}
.message-list li:last-child {
border-bottom: none;
}
.message-list li:hover {
background-color: #f9f9f9;
}
.message-list li.selected {
background-color: #e8f5e9;
}
.sender, .subject, .time {
margin-bottom: 5px;
}
.time {
font-size: 0.8em;
color: #777;
}
.no-messages {
text-align: center;
padding: 20px;
color: #777;
}
.message-view {
border: 1px solid #eee;
padding: 20px;
border-radius: 4px;
background: #fdfdfd;
}
.email-body {
margin-top: 15px;
white-space: pre-wrap;
word-wrap: break-word;
background-color: #fff;
padding: 1em;
border-radius: 4px;
border: 1px solid #ddd;
overflow: auto;
}
.error {
color: #e74c3c;
margin: 10px 0;
}
</style>
</script>

313
frontend/src/assets/main.css Normal file
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/* Global Styles & Resets */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');
:root {
--primary-purple: #6d28d9;
--light-purple: #8b5cf6;
--dark-purple: #5b21b6;
--light-grey: #f3f4f6;
--medium-grey: #e5e7eb;
--dark-grey: #4b5563;
--text-light: #ffffff;
--text-dark: #1f2937;
--border-radius: 12px;
--card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}
body {
margin: 0;
font-family: 'Inter', sans-serif;
background-color: #ffffff;
color: var(--text-dark);
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
/* App Container */
#app {
display: flex;
flex-direction: column;
align-items: center;
padding: 0 2rem;
min-height: 100vh;
}
/* Header */
.app-header {
width: 100%;
max-width: 1400px;
display: flex;
justify-content: space-between;
align-items: center;
padding: 1.5rem 0;
}
.logo {
font-size: 1.5rem;
font-weight: 700;
color: var(--text-dark);
}
.nav-links a {
margin-left: 2rem;
text-decoration: none;
color: var(--dark-grey);
font-weight: 500;
transition: color 0.3s ease;
}
.nav-links a:hover {
color: var(--primary-purple);
}
/* Hero Section */
.hero-section {
width: 100%;
max-width: 1400px;
background-color: var(--primary-purple);
color: var(--text-light);
padding: 4rem 2rem;
border-radius: var(--border-radius);
text-align: center;
margin-bottom: 2rem;
}
.hero-section h1 {
font-size: 2.5rem;
margin-top: 0;
margin-bottom: 1rem;
}
.hero-section p {
font-size: 1.125rem;
opacity: 0.9;
margin-bottom: 2rem;
}
.input-group {
display: flex;
justify-content: center;
gap: 0.5rem;
}
.email-input {
width: 100%;
max-width: 400px;
padding: 0.75rem 1rem;
border: 1px solid transparent;
border-radius: 8px;
font-size: 1rem;
}
.email-input:focus {
outline: none;
border-color: var(--light-purple);
}
.btn {
padding: 0.75rem 1.5rem;
border: none;
border-radius: 8px;
font-size: 1rem;
font-weight: 500;
cursor: pointer;
transition: background-color 0.3s ease;
}
.btn-primary {
background-color: var(--light-purple);
color: var(--text-light);
}
.btn-primary:hover {
background-color: var(--dark-purple);
}
.btn-secondary {
background-color: rgba(255, 255, 255, 0.2);
color: var(--text-light);
}
.btn-secondary:hover {
background-color: rgba(255, 255, 255, 0.3);
}
/* Inbox Section */
.inbox-section {
width: 100%;
max-width: 1400px;
min-width: 1200px;
background-color: var(--light-grey);
border-radius: var(--border-radius);
padding: 1.5rem;
box-shadow: var(--card-shadow);
}
.inbox-container {
display: flex;
gap: 1.5rem;
min-height: 400px;
}
.message-list {
width: 35%;
border-right: 1px solid var(--medium-grey);
padding-right: 1.5rem;
}
.message-list-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 1rem;
}
.message-list-header h2 {
margin: 0;
font-size: 1.25rem;
}
.refresh-btn {
background: none;
border: none;
cursor: pointer;
font-size: 1.5rem;
color: var(--dark-grey);
}
.message-item {
padding: 1rem;
border-radius: 8px;
cursor: pointer;
border: 1px solid transparent;
border-left: 4px solid transparent;
transition: background-color 0.3s ease, border-color 0.3s ease;
}
.message-item:hover {
background-color: var(--medium-grey);
}
.message-item.selected {
background-color: #ffffff;
border-left-color: var(--primary-purple);
}
.message-item .from {
font-weight: 700;
}
.message-item .subject {
color: var(--dark-grey);
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.message-detail {
width: 65%;
}
.empty-state, .loading-state {
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
height: 100%;
color: var(--dark-grey);
}
.message-content-header {
margin-bottom: 1rem;
}
.message-content-header h3 {
margin: 0 0 0.5rem 0;
}
.message-content-header p {
margin: 0;
color: var(--dark-grey);
}
.message-body {
background-color: #ffffff;
padding: 1rem;
border-radius: 8px;
white-space: pre-wrap;
word-wrap: break-word;
height: 300px;
overflow-y: auto;
}
/* Modal Styles */
.modal-overlay {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.6);
display: flex;
justify-content: center;
align-items: center;
z-index: 1000;
}
.modal-content {
background-color: #ffffff;
padding: 2rem;
border-radius: var(--border-radius);
width: 90%;
max-width: 500px;
box-shadow: 0 10px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
position: relative;
}
.modal-content h3 {
margin-top: 0;
color: var(--primary-purple);
}
.modal-content ol {
padding-left: 1.5rem;
line-height: 1.8;
font-size: 1.05rem;
color: var(--dark-grey);
}
.modal-content code {
background-color: var(--light-purple);
color: var(--text-light);
padding: 0.3em 0.6em;
border-radius: 6px;
font-family: monospace;
font-weight: 500;
}
.close-btn {
position: absolute;
top: 1rem;
right: 1rem;
background: none;
border: none;
font-size: 1.75rem;
cursor: pointer;
color: var(--dark-grey);
}
/* Responsive */
@media (max-width: 768px) {
.inbox-container {
flex-direction: column;
}
.message-list, .message-detail {
width: 100%;
border-right: none;
padding-right: 0;
}
.input-group {
flex-direction: column;
}
}

3
frontend/src/main.js
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@@ -1,4 +1,5 @@
import { createApp } from 'vue'
import App from './App.vue'
import './assets/main.css' // 引入新的全局样式文件
createApp(App).mount('#app')
createApp(App).mount('#app')