修复: 对话轨迹生成锚点回归与耗时口径

生成中锚点改真实末条,修第二轮打字机与工具卡不渲染回归
轨迹总耗时计入末轮时长,单卡耗时剔除审批等待区间
聚合文案与截断常量下沉共用,时长进位边界钳制

src/components/ToolCardList.vue

@@ -52,7 +52,7 @@ import { ref, computed, watch, nextTick, onMounted, onBeforeUnmount } from 'vue'
 import { useI18n } from 'vue-i18n'
 import ToolCard from './ToolCard.vue'
 import { listen, type UnlistenFn } from '@tauri-apps/api/event'
-import { aggregateCalls, statsTail } from '@/composables/ai/useTurnTrace'
+import { aggregateCalls, aggText } from '@/composables/ai/useTurnTrace'
 import type { AiToolCallInfo } from '@/api/types'
 
 // useI18n needed for $t() in template (collapseAll / expandAll) + groupDisplayName(i18n key)
@@ -230,10 +230,7 @@ function groupDisplayName(group: ToolCallGroup): string {
 
 /** 分组聚合行文案:「N 次调用 · 成功 x 失败 y」(零值项省略;与单卡状态点同源 isToolFailure 判定) */
 function groupAggText(group: ToolCallGroup): string {
-  const s = aggregateCalls(group.calls)
+  return aggText(aggregateCalls(group.calls))
-  const tail = statsTail(s)
-  const head = t('ai.trace.calls', { n: s.total })
-  return tail ? `${head} · ${tail}` : head
 }
 
 /**

src/components/ToolResultBody.vue

@@ -38,7 +38,7 @@
       <span class="ai-tool-file-icon ai-tool-file-icon--dir" v-html="dirIcon"></span>
       <span class="ai-tool-file-path">{{ parsed?.path }}</span>
       <span class="ai-tool-file-meta">{{ parsed?.entries?.length || 0 }} {{ $t('aiTool.items') }}</span>
-      <span v-if="parsed?.truncated" class="ai-tool-file-meta ai-tool-file-meta--warn">{{ $t('aiTool.dirTruncated', { n: 1000 }) }}</span>
+      <span v-if="parsed?.truncated" class="ai-tool-file-meta ai-tool-file-meta--warn">{{ $t('aiTool.dirTruncated', { n: DIR_TRUNCATE_LIMIT }) }}</span>
     </div>
     <div class="ai-tool-dir-entries">
       <div
@@ -234,6 +234,7 @@ import {
   dirIcon,
   fileIcon,
   searchIcon,
+  DIR_TRUNCATE_LIMIT,
 } from '@/composables/ai/useToolCard'
 import { parseDiffLines } from '@/composables/ai/useToolCardRender'
 import type { AiToolCallInfo } from '@/api/types'

src/components/ai/MessageList.vue

@@ -21,7 +21,7 @@ import { useMarkdown } from '../../composables/useMarkdown'
 import { useMessageScroll } from '../../composables/ai/useMessageScroll'
 import { useStreamRenderer } from '../../composables/ai/useStreamRenderer'
 import { loadMoreHistory, getLoadMoreState } from '../../composables/ai/useAiConversations'
-import { collectTurnStats, statsTail, formatDuration, type TurnCallStats } from '../../composables/ai/useTurnTrace'
+import { collectTurnStats, aggText, type TurnCallStats } from '../../composables/ai/useTurnTrace'
 import ToolCardList from '../ToolCardList.vue'
 import MessageItem from './MessageItem.vue'
 import EmptyState from './EmptyState.vue'
@@ -741,15 +741,9 @@ function toggleTrace(key: string): void {
   expandedTraceIds.value = next
 }
 
-/** 轨迹卡聚合行:「N 次调用 · 成功 x 失败 y · 总耗时 T」(零值段省略;无工具调用显「过程记录」) */
+/** 轨迹卡聚合行:「N 次调用 · 成功 x 失败 y · 总耗时 T」(拼装统一走 useTurnTrace.aggText) */
 function traceAggText(stats: TurnCallStats, startTs: number, endTs: number): string {
-  const parts: string[] = []
+  return aggText(stats, endTs - startTs)
-  parts.push(stats.total > 0 ? t('ai.trace.calls', { n: stats.total }) : t('ai.trace.processOnly'))
-  const tail = statsTail(stats)
-  if (tail) parts.push(tail)
-  const dur = formatDuration(endTs - startTs)
-  if (dur) parts.push(t('ai.trace.duration', { time: dur }))
-  return parts.join(' · ')
 }
 
 /** 轨迹卡 hover:绝对起止时刻(相对时长之外可溯源具体时间) */
@@ -793,6 +787,18 @@ const renderItems = computed<RenderItem[]>(() => {
     const msgs = bucket.filter(shouldRenderMsg)
     bucket = []
     if (msgs.length === 0) return
+
+    if (isViewingGenerating.value) {
+      // 执行中:当前步骤锚定真实末条消息(agentic 新一轮 push 新空气泡,若按「末条有正文」
+      // 找锚点会错挂上一轮,致当前轮打字机/光标/工具卡整条不渲染);先前步骤收进一行实时摘要
+      const cur = msgs[msgs.length - 1]
+      const prev = msgs.slice(0, -1)
+      if (prev.length > 0) {
+        items.push({ kind: 'step', key: 'step-' + prev[0].id, stats: collectTurnStats(prev) })
+      }
+      items.push({ kind: 'msg', key: 'm-' + cur.id, msg: cur })
+      return
+    }
     // 最终答复:末条有正文且非纯 JSON 工具结果的消息;全无正文时保底末条(工具轮可见)
     let fi = -1
     for (let i = msgs.length - 1; i >= 0; i--) {
@@ -801,24 +807,22 @@ const renderItems = computed<RenderItem[]>(() => {
     }
     const finalMsg = fi >= 0 ? msgs[fi] : msgs[msgs.length - 1]
     const traceMsgs = msgs.slice(0, msgs.indexOf(finalMsg))
-
-    if (isViewingGenerating.value) {
-      // 执行中:先前步骤收进一行实时摘要,仅当前步骤(末条)展开
-      if (traceMsgs.length > 0) {
-        items.push({ kind: 'step', key: 'step-' + traceMsgs[0].id, stats: collectTurnStats(traceMsgs) })
-      }
-      items.push({ kind: 'msg', key: 'm-' + finalMsg.id, msg: finalMsg })
-      return
-    }
     // 完成:轨迹折叠为一张卡,展开时再 emit 段内过程消息(与归档分段同一扁平化模式)
     if (traceMsgs.length > 0) {
       const key = 'trace-' + traceMsgs[0].id
       const expanded = expandedTraceIds.value.has(key)
+      // 终点计入末轮时长:过程消息里最晚的工具完成时刻与末轮开始时刻取较大者
+      let lastCompleted = 0
+      for (const m of traceMsgs) {
+        for (const tc of m.toolCalls || []) {
+          if (tc.completedAt && tc.completedAt > lastCompleted) lastCompleted = tc.completedAt
+        }
+      }
       items.push({
         kind: 'trace', key,
         stats: collectTurnStats(traceMsgs),
         startTs: traceMsgs[0].timestamp,
-        endTs: finalMsg.timestamp,
+        endTs: Math.max(lastCompleted, finalMsg.timestamp),
         traceMsgs, expanded,
       })
       if (expanded) {

src/composables/ai/useAiToolEvents.ts

@@ -95,8 +95,11 @@ export function handleToolEvent(event: AiChatEvent): boolean {
         clearToolSlowTimer(event.id)
         clearApprovalTimer(event.id)
       } else {
+        const tc = findToolCall(event.id)
+        // 后端对整批工具先批量发 Started 再走审批,审批等待不算执行耗时:通过时重置开始时刻
+        if (tc) tc.startedAt = Date.now()
         // 审批通过 → 工具重回执行态,重启慢执行计时器;对称清审批超时计时器防到点误拒
-        startToolSlowTimer(event.id, findToolCall(event.id)?.name || '')
+        startToolSlowTimer(event.id, tc?.name || '')
         clearApprovalTimer(event.id)
       }
       // 路径授权挂起的工具收到 ApprovalResult → 按 id 移除该条(数组化后只清这一条)

src/composables/ai/useToolCard.ts

@@ -122,6 +122,9 @@ export const fileIcon = '<svg width="11" height="11" viewBox="0 0 24 24" fill="n
 /** grep 工具放大镜图标(跨文件内容搜索,F-260621) */
 export const searchIcon = '<svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/></svg>'
 
+/** list_directory 条目截断上限(与后端截断行为对齐,截断标注文案取此值) */
+export const DIR_TRUNCATE_LIMIT = 1000
+
 /** 默认保持展开:执行中/待审批/已拒绝/write_file——折叠无收益 */
 export function shouldKeepOpen(tc: AiToolCallInfo): boolean {
   return tc.status === 'running'
@@ -660,7 +663,7 @@ function summaryListDir(r: ToolResult): string {
   const n = Array.isArray(r.entries) ? r.entries.length : 0
   if (!n) return ''
   return r.truncated
-    ? t('aiTool.dirTruncated', { n: 1000 })
+    ? t('aiTool.dirTruncated', { n: DIR_TRUNCATE_LIMIT })
     : `${n} ${t('aiTool.items')}`
 }
 

src/composables/ai/useTurnTrace.ts

@@ -91,6 +91,21 @@ export function statsTail(s: TurnCallStats): string {
   return parts.join(' · ')
 }
 
+/**
+ * 聚合行整句:「N 次调用 · 成功 x 失败 y · 总耗时 T」。
+ * 头部 total=0 显「过程记录」;零值段省略;durationMs 可选(轨迹卡传起止差,分组行不传)。
+ * 供 MessageList 轨迹卡与 ToolCardList 聚合分组行共用,拼装语义单一出口。
+ */
+export function aggText(s: TurnCallStats, durationMs?: number): string {
+  const parts: string[] = []
+  parts.push(s.total > 0 ? t('ai.trace.calls', { n: s.total }) : t('ai.trace.processOnly'))
+  const tail = statsTail(s)
+  if (tail) parts.push(tail)
+  const dur = formatDuration(durationMs)
+  if (dur) parts.push(t('ai.trace.duration', { time: dur }))
+  return parts.join(' · ')
+}
+
 /**
  * 时间跨度格式化。precise=true(单卡耗时)亚秒显毫秒;false(轨迹总耗时)亚秒归 <1s。
  * 超时跨度进位到分/时。负值/非有限值返回空串(调用方隐藏该段)。
@@ -100,8 +115,13 @@ export function formatDuration(ms: number | undefined | null, precise = false):
   if (ms < 1000) return precise ? `${Math.round(ms)}ms` : '<1s'
   const sec = ms / 1000
   if (sec < 60) return `${sec.toFixed(sec < 10 ? 1 : 0)}s`
-  const min = Math.floor(sec / 60)
+  let min = Math.floor(sec / 60)
-  const remainSec = Math.round(sec % 60)
+  let remainSec = Math.round(sec % 60)
+  // 秒四舍五入进位(sec∈[119.5,120) 得 60s):并入分,避免显「1m 60s」
+  if (remainSec === 60) {
+    min++
+    remainSec = 0
+  }
   if (min < 60) return `${min}m ${remainSec}s`
   const hour = Math.floor(min / 60)
   return `${hour}h ${min % 60}m`