feat: format token counts in compact k/M/B/T units

web/src/common.ts

@@ -25,6 +25,16 @@ export type Action = (fn: () => Promise<void>) => void
 
 export const num = (v: number | null | undefined) => (v == null ? '—' : v.toLocaleString('zh-CN'))
 
+/** 紧凑 tokens 换算：1.2k / 3.4M / 5.6B / 7.8T，保留至多一位小数；空值显示 —。 */
+export const compact = (v: number | null | undefined) => {
+  if (v == null) return '—'
+  if (v >= 1e12) return (v / 1e12).toFixed(1).replace(/\.0$/, '') + 'T'
+  if (v >= 1e9) return (v / 1e9).toFixed(1).replace(/\.0$/, '') + 'B'
+  if (v >= 1e6) return (v / 1e6).toFixed(1).replace(/\.0$/, '') + 'M'
+  if (v >= 1e3) return (v / 1e3).toFixed(1).replace(/\.0$/, '') + 'k'
+  return num(v)
+}
+
 export function channelName(channels: Channel[], id: string) {
   return channels.find(c => c.id === id)?.name || id
 }
@@ -35,4 +45,4 @@ export const usageHeads = ['请求数', '输入 tokens', '输出 tokens', '缓
 export const cacheRate = (u: Usage) => (u.input_tokens ? num(Math.round((u.cache_read_tokens / u.input_tokens) * 1000) / 10) + '%' : '—')
 
 export const usageCells = (u: Usage) =>
-  [u.requests, u.input_tokens, u.output_tokens, u.cache_read_tokens, u.cache_write_tokens].map(num).concat(cacheRate(u))
+  [num(u.requests), compact(u.input_tokens), compact(u.output_tokens), compact(u.cache_read_tokens), compact(u.cache_write_tokens), cacheRate(u)]

web/src/components/UsageChart.tsx

@@ -1,6 +1,6 @@
 import { useLayoutEffect, useRef, useState } from 'react'
 import type { Usage } from '../api'
-import { num } from '../common'
+import { compact, num } from '../common'
 
 /**
  * 每日用量堆叠柱状图（纯 CSS 实现，无第三方依赖）。
@@ -42,7 +42,7 @@ export function UsageChart({ data }: { data: (Usage & { day: string })[] }) {
           {data.map((d, i) => {
             const total = totals[i]
             return (
-              <div className="chart-col" key={d.day} title={`${d.day}\n输入 ${num(d.input_tokens)} · 输出 ${num(d.output_tokens)}\n请求 ${num(d.requests)} 次`}>
+              <div className="chart-col" key={d.day} title={`${d.day}\n输入 ${compact(d.input_tokens)} · 输出 ${compact(d.output_tokens)}\n请求 ${num(d.requests)} 次`}>
                 <div className="chart-bar">
                   <i className="seg-output" style={{ height: `${(d.output_tokens / max) * 100}%` }} />
                   <i className="seg-input" style={{ height: `${(d.input_tokens / max) * 100}%` }} />
@@ -60,9 +60,3 @@ export function UsageChart({ data }: { data: (Usage & { day: string })[] }) {
     </div>
   )
 }
-
-function compact(v: number): string {
-  if (v >= 1e6) return (v / 1e6).toFixed(1).replace(/\.0$/, '') + 'M'
-  if (v >= 1e3) return (v / 1e3).toFixed(1).replace(/\.0$/, '') + 'k'
-  return String(v)
-}

web/src/pages/Keys.tsx

@@ -1,6 +1,6 @@
 import { useState, type FormEvent } from 'react'
 import { api, type Channel, type Key, type Stats } from '../api'
-import { channelName, num, type Action } from '../common'
+import { channelName, compact, num, type Action } from '../common'
 import { formatTime, keyExpiry } from '../time'
 import { IconPlus } from '../components/icons'
 import { Badge, Dialog, Feedback, Table } from '../components/ui'
@@ -104,7 +104,7 @@ export function KeysPage({ keys, stats, channels, timezone, busy, error, notice,
             <><button className="link" onClick={() => onViewStats(k)}>{k.name}</button><code className="sub">{k.prefix}…</code></>,
             k.all_channels ? '全部渠道' : k.channels?.map(id => channelName(channels, id)).join('、') || '无渠道权限',
             <Badge variant={k.revoked ? 'danger' : k.enabled ? 'good' : 'neutral'}>{k.revoked ? '已撤销' : k.enabled ? '启用' : '停用'}</Badge>,
-            <>{num(u?.requests ?? 0)} 次<small className="sub">输入 {num(u?.input_tokens ?? 0)} / 输出 {num(u?.output_tokens ?? 0)}</small></>,
+            <>{num(u?.requests ?? 0)} 次<small className="sub">输入 {compact(u?.input_tokens ?? 0)} / 输出 {compact(u?.output_tokens ?? 0)}</small></>,
             <>{time(k.expires_at) === '—' ? '永不过期' : time(k.expires_at)}<small className="sub">创建于 {time(k.created_at)}</small></>,
             <div className="actions">
               <button disabled={busy || k.revoked} onClick={() => toggle(k)}>{k.enabled ? '停用' : '启用'}</button>

web/src/pages/Logs.tsx

@@ -1,5 +1,5 @@
 import type { Channel, Log } from '../api'
-import { channelName, num } from '../common'
+import { channelName, compact, num } from '../common'
 import { formatTime } from '../time'
 import { Badge, Table } from '../components/ui'
 
@@ -18,7 +18,7 @@ export function LogsPage({ logs, channels }: { logs: Log[]; channels: Channel[]
           <>{l.downstream} → {l.upstream}<small className="sub">{l.stream ? '流式' : '非流式'}</small></>,
           <><Badge variant={l.status >= 200 && l.status < 400 ? 'good' : 'danger'}>{l.status || '失败'}</Badge><small className="sub">{num(l.duration_ms)} ms</small></>,
           l.usage_known
-            ? <>输入 {num(l.input_tokens)} / 输出 {num(l.output_tokens)}<small className="sub">缓存读 {num(l.cache_read_tokens)} / 写 {num(l.cache_write_tokens)}</small></>
+            ? <>输入 {compact(l.input_tokens)} / 输出 {compact(l.output_tokens)}<small className="sub">缓存读 {compact(l.cache_read_tokens)} / 写 {compact(l.cache_write_tokens)}</small></>
             : '用量未知',
           <details>
             <summary>展开</summary>

web/src/pages/Overview.tsx

@@ -1,6 +1,6 @@
 import type { ReactNode } from 'react'
 import type { Channel, Stats } from '../api'
-import { channelName, num, usageCells, usageHeads } from '../common'
+import { channelName, compact, num, usageCells, usageHeads } from '../common'
 import { Table } from '../components/ui'
 import { UsageChart } from '../components/UsageChart'
 import { IconActivity, IconArrowDown, IconArrowUp, IconCheckCircle, IconDatabase, IconHelpCircle, IconXCircle, IconZap } from '../components/icons'
@@ -16,6 +16,8 @@ const METRICS: { key: keyof Stats['summary']; label: string; icon: ReactNode; to
   { key: 'cache_write_tokens', label: '缓存写入', icon: <IconDatabase /> },
 ]
 
+const TOKEN_KEYS: (keyof Stats['summary'])[] = ['input_tokens', 'output_tokens', 'cache_read_tokens', 'cache_write_tokens']
+
 export function Overview({ stats, channels }: { stats: Stats | null; channels: Channel[] }) {
   if (!stats) return <div className="panel empty">暂无统计数据，请刷新重试。</div>
 
@@ -29,7 +31,7 @@ export function Overview({ stats, channels }: { stats: Stats | null; channels: C
             <div className={`metric${alert ? ' alert' : ''}`} key={m.key}>
               <span>{m.label}</span>
               <span className="metric-icon" aria-hidden="true">{m.icon}</span>
-              <strong>{num(value)}</strong>
+              <strong>{TOKEN_KEYS.includes(m.key) ? compact(value) : num(value)}</strong>
             </div>
           )
         })}