import { useState, useEffect } from 'react'

const API_BASE = '' // 同域，相对路径
const SIDEBAR = [
  { key: 'config', label: '1 全局配置' },
  { key: 'texts', label: '2 全站文案' },
  { key: 'home', label: '3 首页模块' },
  { key: 'ameba', label: '4 阿美巴页面' },
  { key: 'evolution', label: '5 企业进化' },
  { key: 'methods', label: '6 方法与能力' },
  { key: 'services', label: '7 产品服务' },
  { key: 'cases', label: '8 案例管理' },
  { key: 'articles', label: '9 认知观察' },
  { key: 'selfcheck', label: '10 自我对照' },
  { key: 'diag_q', label: '11 诊断问卷' },
  { key: 'diag_config', label: '12 诊断配置' },
  { key: 'diag_reports', label: '13 诊断记录' },
  { key: 'diag_leads', label: '14 留资统计' },
  { key: 'contact_leads', label: '15 咨询线索' },
  { key: 'password', label: '⚙ 修改密码' },
]

function useAuth(){
  const [token,setToken]=useState(localStorage.getItem('cms_token')||'')
  useEffect(()=>{
    const onUnauthorized=()=>setToken('')
    window.addEventListener('cms:unauthorized',onUnauthorized)
    return ()=>window.removeEventListener('cms:unauthorized',onUnauthorized)
  },[])
  const login=async(u:string,p:string)=>{
    const r=await fetch('/api/auth/login',{method:'POST',headers:{'Content-Type':'application/json'},body:JSON.stringify({username:u,password:p})})
    const j=await r.json()
    if(j.code!==0) throw new Error(j.msg)
    localStorage.setItem('cms_token', j.data.token)
    setToken(j.data.token)
  }
  const logout=()=>{localStorage.removeItem('cms_token'); setToken('')}
  return {token,login,logout}
}

async function api(path:string, token:string, opts:RequestInit={}){
  const headers:any={...(opts.headers||{})}
  if(token) headers['Authorization']='Bearer '+token
  if(!(opts.body instanceof FormData)) headers['Content-Type']='application/json'
  const response=await fetch(path,{...opts, headers})
  const result=await response.json()
  if(response.status===401 || result.code===401){
    localStorage.removeItem('cms_token')
    window.dispatchEvent(new Event('cms:unauthorized'))
  }
  return result
}

const FIELD_LABELS:Record<string,string> = {
  site_title:'网站标题', slogan:'网站标语', seo_title:'SEO标题', seo_desc:'SEO描述', seo_keywords:'SEO关键词', hotline:'热线电话', contact_email:'联系邮箱', contact_address:'联系地址', cta_text:'行动按钮文字', cta_link:'行动按钮链接', qr_image_url:'二维码图片', qr_target_url:'二维码跳转链接', qr_label:'二维码旁文案',
  brand_position:'品牌定位', mission:'使命/介绍', philosophy:'经营哲学', practice:'服务理念', steps:'步骤', scenarios:'适用场景', description:'描述',
  original_state:'原始状态', goal:'目标', gap:'差距', root_cause:'根因', ameba_intervention:'阿美巴介入', evolution_path:'进化路径', actions:'行动', phased_result:'阶段性结果', continuous_iteration:'持续迭代',
  stage:'适用阶段', intro:'简介', service_content:'服务内容', delivery:'交付内容', suitable:'适合对象', price_unit:'价格单位', advantage:'核心优势', detail_html:'详情正文',
  guide:'引导语', questions:'问题配置', logic_text:'结果逻辑说明', next_guide:'下一步引导',
}
const fieldLabel=(key:string)=>FIELD_LABELS[key] ? `${FIELD_LABELS[key]}（${key}）` : key

export default function App(){
  const {token,login,logout}=useAuth()
  const [user,setUser]=useState('')
  const [pwd,setPwd]=useState('')
  const [err,setErr]=useState('')
  const [cur,setCur]=useState('config')
  if(!token) return (
    <div className="login">
      <h3>CMS后台登录</h3>
      <input placeholder="账号" value={user} onChange={e=>setUser(e.target.value)} />
      <input placeholder="密码" type="password" value={pwd} onChange={e=>setPwd(e.target.value)} />
      {err && <div style={{color:'#e11d48',fontSize:12}}>{err}</div>}
      <button className="btn" style={{width:'100%',marginTop:12}} onClick={async()=>{
        try{ await login(user,pwd); setErr('')}catch(e:any){setErr(e.message)}
      }}>登录</button>
    </div>
  )
  return (
    <div className="layout">
      <div className="sidebar">
        <h2>阿美巴 CMS后台<br/><small style={{color:'#64748b'}}>V1.1 FINAL 内容管理</small></h2>
        {SIDEBAR.map(s=> <div key={s.key} className={'nav-item'+(cur===s.key?' active':'')} onClick={()=>setCur(s.key)}>{s.label}</div>)}
        <div style={{padding:20}}><button className="btn btn-ghost" onClick={logout}>退出登录</button></div>
      </div>
      <div className="main">
        <div className="topbar"><h2>{SIDEBAR.find(s=>s.key===cur)?.label}</h2><span style={{fontSize:12,color:'#94a3b8'}}>内容与布局解耦 · 只改内容不改架构</span></div>
        {cur==='config' && <Config token={token} />}
        {cur==='texts' && <Texts token={token} />}
        {cur==='home' && <Home token={token} />}
        {cur==='ameba' && <Ameba token={token} />}
        {cur==='evolution' && <Evolution token={token} />}
        {cur==='methods' && <Methods token={token} />}
        {cur==='services' && <Services token={token} />}
        {cur==='cases' && <Cases token={token} />}
        {cur==='articles' && <Articles token={token} />}
        {cur==='selfcheck' && <SelfCheck token={token} />}
        {cur==='diag_q' && <DiagQ token={token} />}
        {cur==='diag_config' && <DiagConfig token={token} />}
        {cur==='diag_reports' && <DiagReports token={token} />}
        {cur==='diag_leads' && <DiagLeads token={token} />}
        {cur==='contact_leads' && <ContactLeads token={token} />}
        {cur==='password' && <ChangePassword token={token} />}
      </div>
    </div>
  )
}

function Texts({token}:{token:string}){
  const [list,setList]=useState<any[]>([])
  useEffect(()=>{api('/api/cms/texts',token).then(j=>setList(j.data||[]))},[])
  const update=(i:number,key:string,value:any)=>{const n=[...list]; n[i]={...n[i],[key]:value}; setList(n)}
  const save=()=>api('/api/cms/texts',token,{method:'PUT',body:JSON.stringify(list)}).then(j=>alert(j.msg||'保存成功'))
  const groups=list.reduce((acc:any,it:any)=>{const group=it.id.split('.')[0]; (acc[group] ||= []).push(it); return acc},{})
  const groupNames:any={home:'首页（Home）',global_cta:'全站行动区（Global CTA）',ameba:'阿美巴页面（Ameba）',evolution:'企业进化页面（Evolution）',methods:'方法与能力（Methods）',services:'产品服务（Services）',cases:'实践案例（Cases）',insights:'认知观察（Insights）',contact:'联系页（Contact）',diagnosis:'诊断页（Diagnosis）',selfcheck:'轻量对照（Self Check）',footer:'页脚（Footer）'}
  return <div className="card"><h3>全站文案</h3><p className="hint">这里的内容会覆盖首页、阿美巴页和全站行动区的默认文字。保存后刷新前台即可看到。</p>
    {Object.entries(groups).map(([group,items]:any)=><div key={group} className="editor-block"><h4>{groupNames[group] || group}</h4>{items.map((it:any)=><div key={it.id} className="field"><label>{it.label} <small>({it.id})</small></label><textarea value={it.value||''} onChange={e=>update(list.findIndex(x=>x.id===it.id),'value',e.target.value)} /></div>)}</div>)}
    <button className="btn" onClick={save}>保存全站文案</button>
  </div>
}

function ContactLeads({token}:{token:string}){
  const [list,setList]=useState<any[]>([])
  useEffect(()=>{api('/api/cms/contact-leads',token).then(j=> setList(j.data||[]))},[])
  return <div className="card"><h3>咨询线索（最近200条）</h3>
    <table className="table"><thead><tr><th>您的称呼</th><th>企业名</th><th>联系电话</th><th>核心诉求</th><th>时间</th></tr></thead>
      <tbody>{list.map(l=><tr key={l.id}><td>{l.name||'未填写'}</td><td>{l.company||'未填写'}</td><td>{l.phone}</td><td>{l.need}</td><td>{l.created_at}</td></tr>)}</tbody>
    </table>
  </div>
}

// —— 全局配置
function Config({token}:{token:string}){
  const [f,setF]=useState<any>({})
  useEffect(()=>{api('/api/cms/config',token).then(j=> setF(j.data||{}))},[])
  const save=()=> api('/api/cms/config',token,{method:'PUT',body:JSON.stringify(f)}).then(j=> alert(j.msg||'保存成功'))
  return <div className="card">
    <h3>全局配置</h3>
    {['site_title','slogan','seo_title','seo_desc','seo_keywords','hotline','contact_email','contact_address','cta_text','cta_link','qr_target_url','qr_label'].map(k=>(
      <div key={k} className="field"><label>{fieldLabel(k)}</label><input value={f[k]||''} onChange={e=> setF({...f,[k]:e.target.value})} /></div>
    ))}
    <div className="field"><label>{fieldLabel('qr_image_url')}</label><input value={f.qr_image_url||''} onChange={e=>setF({...f,qr_image_url:e.target.value})}/><Upload token={token} onUrl={url=>setF({...f,qr_image_url:url})}/>{f.qr_image_url&&<img src={f.qr_image_url} alt="二维码预览" style={{width:120,height:120,objectFit:'contain',marginTop:8,border:'1px solid #e2e8f0',borderRadius:8}}/>}</div>
    <button className="btn" onClick={save}>保存</button>
  </div>
}
function Home({token}:{token:string}){
  const [list,setList]=useState<any[]>([])
  useEffect(()=>{api('/api/cms/home-sections',token).then(j=> setList(j.data||[]))},[])
  const save=()=> api('/api/cms/home-sections',token,{method:'PUT',body:JSON.stringify(list)}).then(()=> alert('保存成功'))
  return <div className="card">
    <h3>首页板块开关与排序（visible/sort_order）</h3>
    <table className="table"><thead><tr><th>标识 key（Key）</th><th>标题</th><th>副标题</th><th>显示</th><th>排序</th></tr></thead>
    <tbody>{list.map((it,i)=>(
      <tr key={it.id}><td>{it.key}</td><td><input value={it.title} onChange={e=>{const n=[...list]; n[i].title=e.target.value; setList(n)}}/></td><td><input value={it.subtitle} onChange={e=>{const n=[...list]; n[i].subtitle=e.target.value; setList(n)}}/></td><td><input type="checkbox" checked={!!it.visible} onChange={e=>{const n=[...list];n[i].visible=e.target.checked?1:0; setList(n)}}/></td><td><input type="number" value={it.sort_order} onChange={e=>{const n=[...list];n[i].sort_order=Number(e.target.value); setList(n)}} /></td></tr>
    ))}</tbody></table>
    <button className="btn" style={{marginTop:12}} onClick={save}>保存首页配置</button>
  </div>
}
function Ameba({token}:{token:string}){
  const [f,setF]=useState<any>({}); const [ex,setEx]=useState<any[]>([]); const [ne,setNe]=useState<any>({}); const [editingExpert,setEditingExpert]=useState(false)
  useEffect(()=>{api('/api/cms/ameba',token).then(j=> setF(j.data||{})); api('/api/cms/experts',token).then(j=> setEx(j.data||[]))},[])
  return <>
    <div className="card"><h3>阿美巴页面文案</h3>
      {['brand_position','mission','philosophy','practice'].map(k=>(
        <div key={k} className="field"><label>{fieldLabel(k)}</label><textarea value={f[k]||''} onChange={e=> setF({...f,[k]:e.target.value})} /></div>
      ))}
      <button className="btn" onClick={()=> api('/api/cms/ameba',token,{method:'PUT',body:JSON.stringify(f)}).then(()=> alert('保存成功'))}>保存阿美巴</button>
    </div>
    <div className="card"><h3>专家网络（增删改、上下架、排序）</h3>
      <table className="table"><thead><tr><th>姓名</th><th>头衔</th><th>排序</th><th>状态</th><th>操作</th></tr></thead>
        <tbody>{ex.map(e=> <tr key={e.id}><td>{e.name}</td><td>{e.title}</td><td>{e.sort_weight}</td><td>{e.status}</td><td><button onClick={()=>{setNe({...e});setEditingExpert(true)}}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/experts/'+e.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setEx(ex.filter(x=>x.id!==e.id))})}}>删除</button></td></tr>)}</tbody></table>
      <div className="form-row" style={{marginTop:12}}>
        <div className="field"><label>姓名</label><input value={ne.name||''} onChange={e=> setNe({...ne,name:e.target.value})}/></div>
        <div className="field"><label>头衔</label><input value={ne.title||''} onChange={e=> setNe({...ne,title:e.target.value})}/></div>
      </div>
      <div className="field"><label>简介</label><textarea value={ne.bio||''} onChange={e=> setNe({...ne,bio:e.target.value})}/></div>
      <div className="form-row"><div className="field"><label>排序</label><input type="number" value={ne.sort_weight||0} onChange={e=> setNe({...ne,sort_weight:Number(e.target.value)})}/></div><div className="field"><label>状态</label><select value={ne.status||'published'} onChange={e=> setNe({...ne,status:e.target.value})}><option value="published">published</option><option value="draft">draft</option></select></div></div>
      <Upload token={token} onUrl={url=> setNe({...ne,avatar_url:url})} />
      {ne.avatar_url && <img src={ne.avatar_url} style={{width:80,height:80,objectFit:'cover',borderRadius:8}}/>}
      <button className="btn" onClick={()=> api(editingExpert?'/api/cms/experts/'+ne.id:'/api/cms/experts',token,{method:editingExpert?'PUT':'POST',body:JSON.stringify(ne)}).then(j=>{if(j.code===0){const saved={...ne,id:editingExpert?ne.id:j.data?.id};setEx(editingExpert?ex.map(x=>x.id===saved.id?saved:x):[...ex,saved]);setNe({});setEditingExpert(false);alert('保存成功')}else alert(j.msg||'保存失败')})}>{editingExpert?'保存专家':'新增专家'}</button>{editingExpert&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setNe({});setEditingExpert(false)}}>取消编辑</button>}
    </div>
  </>
}
function Evolution({token}:{token:string}){
  const [thought,setThought]=useState(''); const [fvs,setFvs]=useState<any[]>([]); const [ambs,setAmbs]=useState<any[]>([])
  useEffect(()=>{api('/api/cms/evolution/thought',token).then(j=> setThought(j.data?.content||'')); api('/api/cms/four-values',token).then(j=> setFvs(j.data||[])); api('/api/cms/amb-states',token).then(j=> setAmbs(j.data||[]))},[])
  const update=(setter:any,list:any[],i:number,key:string,value:any)=>{const n=[...list]; n[i]={...n[i],[key]:value}; setter(n)}
  const saveValues=()=>Promise.all(fvs.map(v=>api('/api/cms/four-values/'+v.id,token,{method:'PUT',body:JSON.stringify(v)}))).then(()=>alert('四大价值保存成功'))
  const saveAmbs=()=>Promise.all(ambs.map(a=>api('/api/cms/amb-states/'+a.id,token,{method:'PUT',body:JSON.stringify(a)}))).then(()=>alert('A/M/B 三态保存成功'))
  return <>
    <div className="card"><h3>企业进化思想（Enterprise Evolution Thought）</h3><div className="field"><label>正文（Content）</label><textarea value={thought} onChange={e=> setThought(e.target.value)} /></div><button className="btn" onClick={()=> api('/api/cms/evolution/thought',token,{method:'PUT',body:JSON.stringify({content:thought})}).then(()=> alert('保存成功'))}>保存</button></div>
    <div className="card"><h3>四大价值（Four Values）</h3><p className="hint">点击“查看详情”进入前台对应页面；这里的名称、定义、说明、排序和发布状态都会同步到对应详情页。</p>{fvs.map((v,i)=><div key={v.id} className="editor-block"><div className="form-row"><div className="field"><label>标识 key（Key）</label><input value={v.key||''} onChange={e=>update(setFvs,fvs,i,'key',e.target.value)}/></div><div className="field"><label>名称（Name）</label><input value={v.name||''} onChange={e=>update(setFvs,fvs,i,'name',e.target.value)}/></div></div><div className="field"><label>定义/摘要（Definition）</label><textarea value={v.definition||''} onChange={e=>update(setFvs,fvs,i,'definition',e.target.value)}/></div><div className="field"><label>详情说明（Description）</label><textarea value={v.description||''} onChange={e=>update(setFvs,fvs,i,'description',e.target.value)}/></div><div className="form-row"><div className="field"><label>排序（Sort Order）</label><input type="number" value={v.sort_order||0} onChange={e=>update(setFvs,fvs,i,'sort_order',Number(e.target.value))}/></div><div className="field"><label>状态（Status）</label><select value={v.status||'published'} onChange={e=>update(setFvs,fvs,i,'status',e.target.value)}><option value="published">已发布（published）</option><option value="draft">草稿（draft）</option></select></div></div><div className="hint">前台对应：/evolution/values/{v.key || 'key'}</div></div>)}<button className="btn" onClick={saveValues}>保存四大价值</button></div>
    <div className="card"><h3>A/M/B 三态（A/M/B States）</h3><p className="hint">原“固定说明不可删”约束已取消。名称、定义、描述和说明均可修改；说明为空也允许保存。</p>{ambs.map((a,i)=><div key={a.id} className="editor-block"><div className="form-row"><div className="field"><label>状态 key（Key）</label><input value={a.key||''} disabled /></div><div className="field"><label>名称（Name）</label><input value={a.name||''} onChange={e=>update(setAmbs,ambs,i,'name',e.target.value)}/></div></div><div className="field"><label>定义（Definition）</label><textarea value={a.definition||''} onChange={e=>update(setAmbs,ambs,i,'definition',e.target.value)}/></div><div className="field"><label>状态描述（Description）</label><textarea value={a.description||''} onChange={e=>update(setAmbs,ambs,i,'description',e.target.value)}/></div><div className="field"><label>固定说明（Fixed Note，可修改）</label><textarea value={a.fixed_note||''} onChange={e=>update(setAmbs,ambs,i,'fixed_note',e.target.value)}/></div><div className="hint">前台对应：/evolution/amb/{a.key}</div></div>)}<button className="btn" onClick={saveAmbs}>保存 A/M/B 三态</button></div>
  </>
}
function Methods({token}:{token:string}){
  const [proc,setProc]=useState<any>({}); const [sys,setSys]=useState<any[]>([]); const [f,setF]=useState<any>({status:'published'}); const [editing,setEditing]=useState(false)
  useEffect(()=>{api('/api/cms/evolution-process',token).then(j=> setProc(j.data||{})); api('/api/cms/ten-systems',token).then(j=> setSys(j.data||[]))},[])
  const edit=(item:any)=>{setF({...item}); setEditing(true)}
  const save=()=>api(editing?'/api/cms/ten-systems/'+f.id:'/api/cms/ten-systems',token,{method:editing?'PUT':'POST',body:JSON.stringify(f)}).then(j=>{if(j.code===0){const saved={...f,id:editing?f.id:j.data?.id};setSys(editing?sys.map(x=>x.id===saved.id?saved:x):[...sys,saved]);setF({status:'published'});setEditing(false);alert('保存成功')}else alert(j.msg||'保存失败')})
  return <>
    <div className="card"><h3>企业进化梳理</h3>{['steps','scenarios','description'].map(k=> <div key={k} className="field"><label>{fieldLabel(k)}</label><textarea value={proc[k]||''} onChange={e=> setProc({...proc,[k]:e.target.value})} /></div>)}<button className="btn" onClick={()=> api('/api/cms/evolution-process',token,{method:'PUT',body:JSON.stringify(proc)}).then(()=> alert('保存成功'))}>保存</button></div>
    <div className="card"><h3>十大系统</h3><p className="hint">前台“方法与能力”页面的卡片内容均可在这里编辑。</p><table className="table"><thead><tr><th>名称</th><th>排序</th><th>状态</th><th>操作</th></tr></thead><tbody>{sys.map(s=> <tr key={s.id}><td>{s.name}</td><td>{s.sort_order}</td><td>{s.status}</td><td><button onClick={()=>edit(s)}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/ten-systems/'+s.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setSys(sys.filter(x=>x.id!==s.id))})}}>删除</button></td></tr>)}</tbody></table><div className="editor-block"><h4>{editing?'编辑系统':'新增系统'}</h4><div className="field"><label>名称（Name）</label><input value={f.name||''} onChange={e=>setF({...f,name:e.target.value})}/></div><div className="field"><label>说明（Description）</label><textarea value={f.description||''} onChange={e=>setF({...f,description:e.target.value})}/></div><div className="form-row"><div className="field"><label>排序（Sort Order）</label><input type="number" value={f.sort_order||0} onChange={e=>setF({...f,sort_order:Number(e.target.value)})}/></div><div className="field"><label>状态（Status）</label><select value={f.status||'published'} onChange={e=>setF({...f,status:e.target.value})}><option value="published">已发布</option><option value="draft">草稿</option></select></div></div><button className="btn" onClick={save}>{editing?'保存修改':'新增系统'}</button>{editing&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setF({status:'published'});setEditing(false)}}>取消编辑</button>}</div></div>
  </>
}
function Services({token}:{token:string}){
  const [list,setList]=useState<any[]>([]); const [f,setF]=useState<any>({status:'published',type:'custom'}); const [editing,setEditing]=useState(false)
  useEffect(()=>{api('/api/cms/services',token).then(j=> setList(j.data||[]))},[])
  const save=()=>api(editing?'/api/cms/services/'+f.id:'/api/cms/services',token,{method:editing?'PUT':'POST',body:JSON.stringify(f)}).then(j=>{if(j.code===0){const saved={...f,id:editing?f.id:j.data?.id};setList(editing?list.map(x=>x.id===saved.id?saved:x):[...list,saved]);setF({status:'published',type:'custom'});setEditing(false);alert('保存成功')}else alert(j.msg||'保存失败')})
  return <>
    <div className="card"><h3>产品服务列表（上下架、排序、价格校验）</h3><table className="table"><thead><tr><th>名称</th><th>类型</th><th>价格</th><th>状态</th><th>排序</th><th>操作</th></tr></thead><tbody>{list.map(s=> <tr key={s.id}><td>{s.name}</td><td>{s.type}</td><td>{s.price||'-'}</td><td>{s.status}</td><td>{s.sort_weight}</td><td><button onClick={()=>{setF({...s});setEditing(true)}}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/services/'+s.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setList(list.filter(x=>x.id!==s.id))})}}>删除</button></td></tr>)}</tbody></table></div>
    <div className="card"><h3>{editing?'编辑产品':'新增产品'}</h3>
      <div className="form-row"><div className="field"><label>名称*</label><input value={f.name||''} onChange={e=> setF({...f,name:e.target.value})}/></div><div className="field"><label>路径标识（slug）</label><input value={f.slug||''} onChange={e=> setF({...f,slug:e.target.value})}/></div></div>
      <div className="form-row"><div className="field"><label>类型</label><select value={f.type||'custom'} onChange={e=> setF({...f,type:e.target.value})}><option value="standard">标准化（显示价格）</option><option value="custom">定制（咨询/获取方案）</option></select></div><div className="field"><label>价格</label><input value={f.price||''} onChange={e=> setF({...f,price:e.target.value})} placeholder="仅标准化需要"/></div></div>
      {['stage','intro','service_content','delivery','suitable','price_unit','advantage','detail_html'].map(k=><div key={k} className="field"><label>{fieldLabel(k)}</label><textarea value={f[k]||''} onChange={e=>setF({...f,[k]:e.target.value})}/></div>)}
      <div className="form-row"><div className="field"><label>状态</label><select value={f.status||'published'} onChange={e=> setF({...f,status:e.target.value})}><option value="published">published</option><option value="draft">draft</option></select></div><div className="field"><label>排序</label><input type="number" value={f.sort_weight||0} onChange={e=> setF({...f,sort_weight:Number(e.target.value)})}/></div></div>
      <button className="btn" onClick={save}>{editing?'保存修改':'新增产品'}</button>{editing&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setF({status:'published',type:'custom'});setEditing(false)}}>取消编辑</button>}
    </div>
  </>
}
function Cases({token}:{token:string}){
  const [list,setList]=useState<any[]>([]); const [f,setF]=useState<any>({status:'published'}); const [editing,setEditing]=useState(false)
  useEffect(()=>{api('/api/cms/cases',token).then(j=> setList(j.data||[]))},[])
  const save=()=>api(editing?'/api/cms/cases/'+f.id:'/api/cms/cases',token,{method:editing?'PUT':'POST',body:JSON.stringify(f)}).then(j=>{if(j.code===0){const saved={...f,id:editing?f.id:j.data?.id};setList(editing?list.map(x=>x.id===saved.id?saved:x):[...list,saved]);setF({status:'published'});setEditing(false);alert('保存成功')}else alert(j.msg||'保存失败')})
  return <>
    <div className="card"><h3>案例列表（9段内容可编辑）</h3><table className="table"><thead><tr><th>标题</th><th>行业</th><th>状态</th><th>排序</th><th>操作</th></tr></thead><tbody>{list.map(c=> <tr key={c.id}><td>{c.title}</td><td>{c.industry}</td><td>{c.status}</td><td>{c.sort_weight}</td><td><button onClick={()=>{setF({...c});setEditing(true)}}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/cases/'+c.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setList(list.filter(x=>x.id!==c.id))})}}>删除</button></td></tr>)}</tbody></table></div>
    <div className="card"><h3>{editing?'编辑案例':'新增案例'}</h3>
      <div className="form-row"><div className="field"><label>标题*</label><input value={f.title||''} onChange={e=> setF({...f,title:e.target.value})}/></div><div className="field"><label>行业</label><input value={f.industry||''} onChange={e=> setF({...f,industry:e.target.value})}/></div></div>
      {['original_state','goal','gap','root_cause','ameba_intervention','evolution_path','actions','phased_result','continuous_iteration'].map(k=>(
        <div key={k} className="field"><label>{fieldLabel(k)}</label><textarea value={f[k]||''} onChange={e=> setF({...f,[k]:e.target.value})} /></div>
      ))}
      <div className="form-row"><div className="field"><label>状态</label><select value={f.status||'published'} onChange={e=> setF({...f,status:e.target.value})}><option value="published">published</option><option value="draft">draft</option></select></div><div className="field"><label>排序</label><input type="number" value={f.sort_weight||0} onChange={e=> setF({...f,sort_weight:Number(e.target.value)})}/></div></div>
      <button className="btn" onClick={save}>{editing?'保存修改':'新增案例'}</button>{editing&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setF({status:'published'});setEditing(false)}}>取消编辑</button>}
    </div>
  </>
}
function Articles({token}:{token:string}){
  const [list,setList]=useState<any[]>([]); const [f,setF]=useState<any>({status:'published'}); const [editing,setEditing]=useState(false)
  useEffect(()=>{api('/api/cms/articles',token).then(j=> setList(j.data||[]))},[])
  const save=()=>api(editing?'/api/cms/articles/'+f.id:'/api/cms/articles',token,{method:editing?'PUT':'POST',body:JSON.stringify(f)}).then(j=>{if(j.code===0){const saved={...f,id:editing?f.id:j.data?.id};setList(editing?list.map(x=>x.id===saved.id?saved:x):[...list,saved]);setF({status:'published'});setEditing(false);alert('保存成功')}else alert(j.msg||'保存失败')})
  return <>
    <div className="card"><h3>文章列表</h3><table className="table"><thead><tr><th>标题</th><th>分类</th><th>推荐权重</th><th>状态</th><th>操作</th></tr></thead><tbody>{list.map(a=> <tr key={a.id}><td>{a.title}</td><td>{a.category}</td><td>{a.recommend_weight}</td><td>{a.status}</td><td><button onClick={()=>{setF({...a});setEditing(true)}}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/articles/'+a.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setList(list.filter(x=>x.id!==a.id))})}}>删除</button></td></tr>)}</tbody></table></div>
    <div className="card"><h3>{editing?'编辑文章':'新增文章'}（富文本）</h3>
      <div className="field"><label>标题*</label><input value={f.title||''} onChange={e=> setF({...f,title:e.target.value})}/></div>
      <div className="form-row"><div className="field"><label>路径标识（slug）</label><input value={f.slug||''} onChange={e=>setF({...f,slug:e.target.value})}/></div><div className="field"><label>分类</label><input value={f.category||''} onChange={e=>setF({...f,category:e.target.value})}/></div></div>
      <div className="field"><label>摘要</label><textarea value={f.subtitle||''} onChange={e=>setF({...f,subtitle:e.target.value})}/></div>
      <div className="field"><label>正文（富文本 HTML）</label><textarea value={f.content_html||''} onChange={e=> setF({...f,content_html:e.target.value})} /></div>
      <Upload token={token} onUrl={url=> setF({...f,cover_url:url})} />
      {f.cover_url && <img src={f.cover_url} style={{width:120,height:80,objectFit:'cover'}}/>}
      <div className="form-row"><div className="field"><label>状态</label><select value={f.status||'published'} onChange={e=> setF({...f,status:e.target.value})}><option value="published">published</option><option value="draft">draft</option></select></div><div className="field"><label>推荐权重</label><input type="number" value={f.recommend_weight||0} onChange={e=> setF({...f,recommend_weight:Number(e.target.value)})}/></div></div>
      <button className="btn" onClick={save}>{editing?'保存修改':'新增文章'}</button>{editing&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setF({status:'published'});setEditing(false)}}>取消编辑</button>}
    </div>
  </>
}
function SelfCheck({token}:{token:string}){
  const [f,setF]=useState<any>({})
  useEffect(()=>{api('/api/cms/self-check',token).then(j=> setF(j.data||{}))},[])
  return <div className="card"><h3>轻量自我对照</h3>
    {['guide','questions','logic_text','next_guide'].map(k=> <div key={k} className="field"><label>{fieldLabel(k)}</label><textarea value={f[k]||''} onChange={e=> setF({...f,[k]:e.target.value})} /></div>)}
    <p style={{fontSize:11,color:'#92400e'}}>约束：一期保持轻量，不做复杂评分和自动诊断报告</p>
    <button className="btn" onClick={()=> api('/api/cms/self-check',token,{method:'PUT',body:JSON.stringify(f)}).then(()=> alert('保存成功'))}>保存</button>
  </div>
}
function Upload({token,onUrl}:{token:string,onUrl:(u:string)=>void}){
  const up=(e:any)=>{
    const file=e.target.files[0]; if(!file) return;
    const fd=new FormData(); fd.append('file',file);
    fetch('/api/cms/upload',{method:'POST',headers:{Authorization:'Bearer '+token},body:fd}).then(r=>r.json()).then(j=>{ if(j.code===0) onUrl(j.data.url); else alert(j.msg)})
  }
  return <div className="field"><label>图片上传</label><input type="file" onChange={up} accept="image/*" /></div>
}
function DiagQ({token}:{token:string}){
  const [list,setList]=useState<any[]>([]); const [f,setF]=useState<any>({group_key:'value1',type:'single',sort_order:0,status:'published'}); const [editing,setEditing]=useState(false)
  useEffect(()=>{api('/api/cms/diagnosis/questions',token).then(j=> setList(j.data||[]))},[])
  const save=()=>{let opts=[]; try{opts=f.options_text?JSON.parse(f.options_text):(typeof f.options==='string'?JSON.parse(f.options||'[]'):(f.options||[]))}catch{return alert('选项JSON格式错误')} const path=editing?'/api/cms/diagnosis/questions/'+f.id:'/api/cms/diagnosis/questions'; return api(path,token,{method:editing?'PUT':'POST',body:JSON.stringify({...f,options:opts})}).then(j=>{if(j.code===0){const saved={...f,options:JSON.stringify(opts),options_text:JSON.stringify(opts,null,2),id:editing?f.id:j.data?.id};setList(editing?list.map(x=>x.id===saved.id?saved:x):[...list,saved]);setF({group_key:'value1',type:'single',sort_order:0,status:'published'});setEditing(false);alert('保存成功')}else alert(j.msg||'保存失败')})}
  return <>
    <div className="card"><h3>诊断问卷题目（按四大价值分组）</h3>
      <table className="table"><thead><tr><th>分组</th><th>标题</th><th>类型</th><th>排序</th><th>状态</th><th>操作</th></tr></thead>
        <tbody>{list.map(q=> <tr key={q.id}><td>{q.group_name}</td><td style={{maxWidth:200,overflow:'hidden',textOverflow:'ellipsis',whiteSpace:'nowrap'}}>{q.title}</td><td>{q.type}</td><td>{q.sort_order}</td><td>{q.status}</td><td><button onClick={()=>{setF({...q,options_text:typeof q.options==='string'?q.options:JSON.stringify(q.options||[],null,2)});setEditing(true)}}>编辑</button> <button onClick={()=>{if(confirm('删除?')) api('/api/cms/diagnosis/questions/'+q.id,token,{method:'DELETE'}).then(j=>{if(j.code===0)setList(list.filter(x=>x.id!==q.id))})}}>删除</button></td></tr>)}</tbody>
      </table>
    </div>
    <div className="card"><h3>{editing?'编辑题目':'新增题目'}</h3>
      <div className="form-row"><div className="field"><label>分组key</label><select value={f.group_key} onChange={e=> setF({...f,group_key:e.target.value})}><option value="value1">value1 价值创造</option><option value="value2">value2 价值传递</option><option value="value3">value3 价值交付</option><option value="value4">value4 价值支持</option></select></div><div className="field"><label>类型</label><select value={f.type} onChange={e=> setF({...f,type:e.target.value})}><option value="single">单选</option><option value="multiple">多选</option><option value="scale">量表1-5</option></select></div></div>
      <div className="field"><label>标题*</label><input value={f.title||''} onChange={e=> setF({...f,title:e.target.value})} /></div>
      <div className="field"><label>选项（JSON数组 [{label,score}]）</label><textarea value={f.options_text||''} onChange={e=> setF({...f,options_text:e.target.value})} placeholder='[{"label":"非常清晰","score":5}]' /></div>
      <div className="form-row"><div className="field"><label>排序</label><input type="number" value={f.sort_order||0} onChange={e=> setF({...f,sort_order:Number(e.target.value)})}/></div><div className="field"><label>状态</label><select value={f.status} onChange={e=> setF({...f,status:e.target.value})}><option value="published">published</option><option value="draft">draft</option></select></div></div>
      <button className="btn" onClick={save}>{editing?'保存修改':'新增题目'}</button>{editing&&<button className="btn btn-ghost" style={{marginLeft:8}} onClick={()=>{setF({group_key:'value1',type:'single',sort_order:0,status:'published'});setEditing(false)}}>取消编辑</button>}
    </div>
  </>
}
function DiagConfig({token}:{token:string}){
  const [cfg,setCfg]=useState<any>({weights:{},thresholds:{},templates:{},share_expire_days:30})
  useEffect(()=>{api('/api/cms/diagnosis/config',token).then(j=> setCfg(j.data||cfg))},[])
  return <div className="card"><h3>诊断算法参数与模板</h3>
    <div className="field"><label>权重（JSON）</label><textarea value={JSON.stringify(cfg.weights||{},null,2)} onChange={e=>{try{setCfg({...cfg,weights:JSON.parse(e.target.value)})}catch{}}} /></div>
    <div className="field"><label>阈值（B_max, M_max）</label><textarea value={JSON.stringify(cfg.thresholds||{},null,2)} onChange={e=>{try{setCfg({...cfg,thresholds:JSON.parse(e.target.value)})}catch{}}} /></div>
    <div className="field"><label>模板（免责声明等）</label><textarea value={JSON.stringify(cfg.templates||{},null,2)} onChange={e=>{try{setCfg({...cfg,templates:JSON.parse(e.target.value)})}catch{}}} /></div>
    <div className="field"><label>分享有效期（天）</label><input type="number" value={cfg.share_expire_days||30} onChange={e=> setCfg({...cfg,share_expire_days:Number(e.target.value)})}/></div>
    <button className="btn" onClick={()=> api('/api/cms/diagnosis/config',token,{method:'PUT',body:JSON.stringify(cfg)}).then(()=> alert('保存成功'))}>保存配置</button>
  </div>
}
function DiagReports({token}:{token:string}){
  const [list,setList]=useState<any[]>([])
  useEffect(()=>{api('/api/cms/diagnosis/reports',token).then(j=> setList(j.data||[]))},[])
  return <div className="card"><h3>诊断记录（最近100）</h3>
    <table className="table"><thead><tr><th>报告token</th><th>创建时间</th><th>过期</th><th>分享</th></tr></thead>
      <tbody>{list.map(r=> <tr key={r.id}><td style={{fontSize:10}}>{r.token.slice(0,8)}...</td><td>{r.created_at}</td><td>{r.expires_at}</td><td>{r.share_token.slice(0,8)}...</td></tr>)}</tbody>
    </table>
  </div>
}
function DiagLeads({token}:{token:string}){
  const [leads,setLeads]=useState<any[]>([]); const [stats,setStats]=useState<any>({})
  useEffect(()=>{api('/api/cms/diagnosis/leads',token).then(j=> setLeads(j.data||[])); api('/api/cms/diagnosis/stats',token).then(j=> setStats(j.data||{}))},[])
  return <>
    <div className="card"><h3>数据统计</h3><p>会话：{stats.totalSessions} · 报告：{stats.totalReports} · 留资：{stats.totalLeads}</p></div>
    <div className="card"><h3>留资列表（可导出）</h3>
      <table className="table"><thead><tr><th>姓名</th><th>企业</th><th>手机</th><th>时间</th></tr></thead>
        <tbody>{leads.map(l=> <tr key={l.id}><td>{l.name}</td><td>{l.company}</td><td>{l.phone}</td><td>{l.created_at}</td></tr>)}</tbody>
      </table>
      <button className="btn btn-ghost" onClick={()=>{
        const rows=[['姓名','企业','手机','时间'], ...leads.map(l=>[l.name,l.company,l.phone,l.created_at])]
        const csv=rows.map(r=> r.map(v=>`"${v||''}"`).join(',')).join('\n')
        const blob=new Blob([csv],{type:'text/csv'}); const url=URL.createObjectURL(blob); const a=document.createElement('a'); a.href=url; a.download='leads.csv'; a.click()
      }}>导出CSV</button>
    </div>
  </>
}
function ChangePassword({token}:{token:string}){
  const [oldPwd,setOldPwd]=useState('')
  const [newPwd,setNewPwd]=useState('')
  const [confirmPwd,setConfirmPwd]=useState('')
  const [msg,setMsg]=useState('')
  const [err,setErr]=useState('')
  const submit=async()=>{
    setMsg(''); setErr('')
    if(!oldPwd || !newPwd || !confirmPwd){ setErr('请填写所有字段'); return }
    if(newPwd.length<6){ setErr('新密码长度至少6位'); return }
    if(newPwd!==confirmPwd){ setErr('两次密码不一致'); return }
    const r=await api('/api/auth/change-password',token,{method:'POST',body:JSON.stringify({oldPassword:oldPwd,newPassword:newPwd})})
    if(r.code===0){ setMsg('密码修改成功！'); setOldPwd(''); setNewPwd(''); setConfirmPwd('') }
    else setErr(r.msg||'修改失败')
  }
  return <div className="card">
    <h3>修改密码</h3>
    <div className="field"><label>旧密码</label><input type="password" value={oldPwd} onChange={e=>setOldPwd(e.target.value)} /></div>
    <div className="field"><label>新密码（至少6位）</label><input type="password" value={newPwd} onChange={e=>setNewPwd(e.target.value)} /></div>
    <div className="field"><label>确认新密码</label><input type="password" value={confirmPwd} onChange={e=>setConfirmPwd(e.target.value)} /></div>
    {msg && <div style={{color:'#059669',fontSize:13,margin:'8px 0'}}>{msg}</div>}
    {err && <div style={{color:'#e11d48',fontSize:13,margin:'8px 0'}}>{err}</div>}
    <button className="btn" onClick={submit}>修改密码</button>
  </div>
}