MVP: 按 07 风格重写前端 + Go 后端落地(长文/短文、编辑器、后台管理)

This commit is contained in:
Sakurasan
2026-09-20 20:56:03 +08:00
parent edee708802
commit 4d8f2de3a4
96 changed files with 6005 additions and 2602 deletions
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<script setup>
import { computed, onMounted, reactive, ref, watch } from 'vue'
import { useRoute, useRouter } from 'vue-router'
import { adminApi } from '../api'
import { md } from '../utils'
const route = useRoute()
const router = useRouter()
const id = computed(() => (route.params.id ? Number(route.params.id) : 0))
const isEdit = computed(() => id.value > 0)
const loading = ref(true)
const saving = ref(false)
const savedAt = ref('')
const error = ref('')
const tab = ref('write') // write | preview
const tagInput = ref('')
const dirty = ref(false)
const DRAFT_KEY = 'one.draft.new'
const form = reactive({
kind: 'long',
title: '',
slug: '',
summary: '',
content_md: '',
tags: [],
status: 'draft',
published_at: '',
reading_minutes: null,
override_minutes: false
})
// ---------- 阅读时长 ----------
function estimateMinutes(text) {
if (!text || !text.trim()) return 1
const cjk = (text.match(/[㐀-鿿 -〿＀-￯]/g) || []).length
const latin = (text.match(/[A-Za-z0-9']+/g) || []).length
return Math.max(1, Math.floor(cjk / 400) + Math.floor(latin / 220))
}
const autoMinutes = computed(() => estimateMinutes(form.content_md))
const finalMinutes = computed(() =>
form.override_minutes && form.reading_minutes ? Number(form.reading_minutes) : autoMinutes.value
)
// ---------- 时间 ----------
function isoToLocal(iso) {
if (!iso) return ''
const d = new Date(iso)
if (Number.isNaN(d.getTime())) return ''
const pad = (n) => String(n).padStart(2, '0')
return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}T${pad(d.getHours())}:${pad(
d.getMinutes()
)}`
}
function localToIso(local) {
if (!local) return ''
const d = new Date(local)
if (Number.isNaN(d.getTime())) return ''
return d.toISOString()
}
const publishedLocal = ref('')
// ---------- 载入 ----------
onMounted(async () => {
if (isEdit.value) {
try {
const p = await adminApi.post(id.value)
form.kind = p.kind || 'long'
form.title = p.title || ''
form.slug = p.slug || ''
form.summary = p.summary || ''
form.content_md = p.content_md || ''
form.tags = p.tags ? [...p.tags] : []
form.status = p.status || 'draft'
publishedLocal.value = isoToLocal(p.published_at)
if (p.reading_minutes && p.reading_minutes !== estimateMinutes(p.content_md || '')) {
form.override_minutes = true
form.reading_minutes = p.reading_minutes
}
} catch (e) {
error.value = e.message || '载入失败'
}
} else {
const raw = localStorage.getItem(DRAFT_KEY)
if (raw) {
try {
Object.assign(form, JSON.parse(raw))
savedAt.value = '本地草稿已恢复'
} catch (e) {
localStorage.removeItem(DRAFT_KEY)
}
}
publishedLocal.value = isoToLocal(new Date().toISOString())
}
loading.value = false
// 载入完成后的第一次变更才触发自动保存
setTimeout(() => {
dirty.value = false
watchForm()
}, 0)
})
// ---------- 自动保存 ----------
let timer
let stopWatch
function watchForm() {
stopWatch = watch(
form,
() => {
dirty.value = true
clearTimeout(timer)
timer = setTimeout(autosave, 1500)
},
{ deep: true }
)
watch(publishedLocal, () => {
dirty.value = true
clearTimeout(timer)
timer = setTimeout(autosave, 1500)
})
}
async function autosave() {
if (loading.value) return
const payload = buildPayload()
if (!payload.content_md.trim() && !payload.title.trim() && !isEdit.value) return
saving.value = true
error.value = ''
try {
if (isEdit.value) {
const saved = await adminApi.updatePost(id.value, payload)
applySaved(saved)
} else {
localStorage.setItem(DRAFT_KEY, JSON.stringify({ ...form, tags: [...form.tags] }))
}
dirty.value = false
savedAt.value = new Date().toLocaleTimeString('zh-CN', { hour12: false })
} catch (e) {
error.value = '自动保存失败:' + (e.message || '')
} finally {
saving.value = false
}
}
function applySaved(saved) {
form.slug = saved.slug
form.status = saved.status
publishedLocal.value = isoToLocal(saved.published_at)
}
function buildPayload() {
return {
kind: form.kind,
title: form.title,
slug: form.slug,
summary: form.summary,
content_md: form.content_md,
tags: [...form.tags],
status: form.status,
published_at: localToIso(publishedLocal.value) || new Date().toISOString(),
reading_minutes: form.override_minutes && form.reading_minutes ? Number(form.reading_minutes) : null
}
}
async function save(status) {
if (status) form.status = status
if (!isEdit.value && !form.content_md.trim() && !form.title.trim()) {
error.value = '先写点什么再保存'
return
}
saving.value = true
error.value = ''
clearTimeout(timer)
try {
const payload = buildPayload()
if (isEdit.value) {
applySaved(await adminApi.updatePost(id.value, payload))
} else {
const created = await adminApi.createPost(payload)
localStorage.removeItem(DRAFT_KEY)
dirty.value = false
router.replace(`/admin/${created.id}`)
return
}
dirty.value = false
savedAt.value = new Date().toLocaleTimeString('zh-CN', { hour12: false })
} catch (e) {
error.value = e.message || '保存失败'
} finally {
saving.value = false
}
}
async function publishNow() {
await save('published')
}
async function unpublish() {
await save('draft')
}
// ---------- 标签 ----------
function addTag() {
const v = tagInput.value.trim().replace(/[,,]$/, '')
if (!v) return
if (!form.tags.includes(v)) form.tags.push(v)
tagInput.value = ''
}
function onTagInput(e) {
if (e.key === 'Enter' || e.key === ',' || e.key === ',') {
e.preventDefault()
addTag()
}
}
function removeTag(t) {
form.tags = form.tags.filter((x) => x !== t)
}
// ---------- 预览 ----------
const preview = computed(() => md.render(form.content_md || ''))
function onKeydown(e) {
// Tab 缩进,而不是跳出输入框
if (e.key === 'Tab') {
e.preventDefault()
const el = e.target
const start = el.selectionStart
const end = el.selectionEnd
form.content_md =
form.content_md.slice(0, start) + ' ' + form.content_md.slice(end)
setTimeout(() => el.setSelectionRange(start + 2, start + 2))
}
}
</script>
<template>
<section v-if="loading" class="loading">载入中…</section>
<section v-else class="editor">
<header class="head">
<div class="left">
<h1 class="title">{{ isEdit ? '编辑文章' : '写新的' }}</h1>
<span class="state">
<span v-if="saving">保存中…</span>
<span v-else-if="dirty">有未保存的改动</span>
<span v-else-if="savedAt">已保存 {{ savedAt }}</span>
<span v-else>还没改过</span>
</span>
</div>
<div class="right">
<button class="btn" @click="form.status === 'published' ? unpublish() : save()">
存草稿
</button>
<button v-if="form.status !== 'published'" class="btn btn-primary" @click="publishNow">
发布
</button>
<button v-else class="btn" @click="unpublish">转为草稿</button>
</div>
</header>
<p v-if="error" class="error">{{ error }}</p>
<div class="grid">
<!-- 左:正文 -->
<div class="main">
<div class="kind-switch">
<button class="kind" :class="{ on: form.kind === 'long' }" @click="form.kind = 'long'">
长文
</button>
<button class="kind" :class="{ on: form.kind === 'short' }" @click="form.kind = 'short'">
短文
</button>
<span class="hint">
{{ form.kind === 'long' ? '有标题、有结构,适合讲完整一件事' : '一两段话,时间线里不显示标题' }}
</span>
</div>
<input
v-model="form.title"
class="input title-input"
:placeholder="form.kind === 'short' ? '标题(可留空,仅作归档索引)' : '标题'"
/>
<div class="tabs">
<button class="tab" :class="{ on: tab === 'write' }" @click="tab = 'write'">编写</button>
<button class="tab" :class="{ on: tab === 'preview' }" @click="tab = 'preview'">预览</button>
<span class="counter">{{ form.content_md.length }} 字</span>
</div>
<textarea
v-show="tab === 'write'"
v-model="form.content_md"
class="textarea md-input"
rows="20"
:placeholder="form.kind === 'short' ? '写点什么…' : '# 标题\n\n正文,支持 Markdown。'"
@keydown="onKeydown"
></textarea>
<div v-show="tab === 'preview'" class="prose preview" v-html="preview"></div>
</div>
<!-- 右:元信息 -->
<aside class="side">
<div class="field">
<label>类型</label>
<p class="value">{{ form.kind === 'short' ? '短文' : '长文' }}</p>
</div>
<div class="field">
<label for="slug">Slug(链接)</label>
<input id="slug" v-model="form.slug" class="input" placeholder="留空自动生成" />
<p v-if="form.slug" class="sub">/post/{{ form.slug }}</p>
</div>
<div class="field">
<label for="summary">摘要</label>
<textarea
id="summary"
v-model="form.summary"
class="textarea"
rows="3"
placeholder="长文显示在时间线里的一段话"
></textarea>
</div>
<div class="field">
<label>标签</label>
<div v-if="form.tags.length" class="taglist">
<span v-for="t in form.tags" :key="t" class="tag-chip">
{{ t }}
<button class="x" @click="removeTag(t)">×</button>
</span>
</div>
<input
v-model="tagInput"
class="input"
placeholder="输入后回车添加"
@keydown="onTagInput"
@blur="addTag"
/>
</div>
<div class="field">
<label for="pub">发布时间</label>
<input id="pub" v-model="publishedLocal" type="datetime-local" class="input" />
</div>
<div class="field">
<label for="mins">阅读时长(分钟)</label>
<div class="mins-row">
<input
id="mins"
v-model="form.reading_minutes"
type="number"
min="1"
class="input"
:disabled="!form.override_minutes"
:placeholder="String(autoMinutes)"
/>
<label class="check">
<input v-model="form.override_minutes" type="checkbox" />
手动指定
</label>
</div>
<p class="sub">自动估算:{{ finalMinutes }} 分钟</p>
</div>
<div class="field">
<label>状态</label>
<p class="value">
<span class="dot" :class="form.status"></span>
{{ form.status === 'published' ? '已发布' : '草稿' }}
</p>
</div>
<button class="btn wide" @click="save()">立即保存</button>
<RouterLink to="/admin" class="back">← 返回列表</RouterLink>
</aside>
</div>
</section>
</template>
<style scoped>
.head {
display: flex;
align-items: center;
justify-content: space-between;
gap: 16px;
flex-wrap: wrap;
margin-bottom: 16px;
}
.left {
display: flex;
align-items: baseline;
gap: 12px;
}
.title {
font-size: 22px;
}
.state {
font-size: 12.5px;
color: var(--muted);
}
.right {
display: flex;
gap: 8px;
}
.error {
color: #9a5b45;
font-size: 13px;
margin-bottom: 12px;
}
.grid {
display: grid;
grid-template-columns: minmax(0, 1fr) 280px;
gap: 22px;
align-items: start;
}
@media (max-width: 860px) {
.grid {
grid-template-columns: minmax(0, 1fr);
}
}
.kind-switch {
display: flex;
align-items: center;
gap: 8px;
margin-bottom: 14px;
}
.kind {
padding: 5px 14px;
border: 1px solid var(--line);
background: var(--card);
border-radius: 999px;
cursor: pointer;
font-size: 13px;
}
.kind.on {
background: var(--accent);
border-color: var(--accent);
color: #fff;
}
.hint {
font-size: 12px;
color: var(--muted);
}
.title-input {
font-family: var(--serif);
font-size: 19px;
padding: 10px 12px;
margin-bottom: 14px;
}
.tabs {
display: flex;
align-items: center;
gap: 4px;
border-bottom: 1px solid var(--line);
margin-bottom: -1px;
}
.tab {
padding: 7px 14px;
border: 1px solid transparent;
border-bottom: 0;
background: none;
cursor: pointer;
font-size: 13.5px;
color: var(--muted);
border-radius: 3px 3px 0 0;
}
.tab.on {
color: var(--accent);
border-color: var(--line);
background: var(--card);
margin-bottom: -1px;
}
.counter {
margin-left: auto;
font-size: 12px;
color: var(--faint);
padding-bottom: 6px;
}
.md-input {
min-height: 420px;
font-family: var(--mono);
font-size: 14px;
line-height: 1.8;
border-radius: 0 3px 3px 3px;
}
.preview {
min-height: 420px;
padding: 18px 20px;
background: var(--card);
border: 1px solid var(--line);
border-radius: 0 3px 3px 3px;
}
.side {
border: 1px solid var(--line);
background: var(--card);
border-radius: 4px;
padding: 18px;
}
.value {
margin: 0;
font-size: 14px;
}
.sub {
margin: 4px 0 0;
font-size: 12px;
color: var(--muted);
word-break: break-all;
}
.taglist {
display: flex;
flex-wrap: wrap;
gap: 6px;
margin-bottom: 8px;
}
.x {
border: 0;
background: none;
cursor: pointer;
color: var(--muted);
padding: 0 0 0 4px;
}
.mins-row {
display: flex;
align-items: center;
gap: 10px;
}
.check {
display: flex;
align-items: center;
gap: 4px;
font-size: 12px;
color: var(--muted);
white-space: nowrap;
margin: 0;
}
.dot {
display: inline-block;
width: 6px;
height: 6px;
border-radius: 50%;
background: var(--faint);
margin-right: 6px;
vertical-align: 2px;
}
.dot.published {
background: var(--accent);
}
.wide {
width: 100%;
}
.back {
display: inline-block;
margin-top: 14px;
font-size: 13px;
color: var(--accent);
}
</style>