优化: 界面布局对齐与时区修复

internal/app.go

@@ -7,7 +7,9 @@ import (
 	"log"
 	"math/big"
 	"os/exec"
+	"runtime"
 	"strconv"
+	"path/filepath"
 	"strings"
 	"unicode/utf16"
 	"unicode/utf8"
@@ -27,6 +29,7 @@ type Model struct {
 	height      int
 	launched    string
 	history     HistoryState
+	pendingCmd  string // Linux: 退出后执行的命令
 }
 
 func NewModel() *Model {
@@ -56,9 +59,17 @@ func (m *Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		m.history.Projects = msg.Projects
 		m.history.Loaded = true
 		m.history.Scanning = false
-		return m, m.nextSummaryCmd()
+		total := 0
+		for _, pd := range msg.Projects {
+			total += len(pd.Sessions)
+		}
+		m.launched = fmt.Sprintf("refreshed: %d projects, %d sessions", len(msg.Projects), total)
+		if len(msg.UpdatedIDs) > 0 {
+			return m, m.nextSummaryCmd()
+		}
+		return m, nil
 	case SummaryResultMsg:
-		m.applySummary(msg.SessionID, msg.Summary)
+		m.applySummary(msg.SessionID, msg.Summary, msg.Completed, msg.Pending)
 		return m, m.nextSummaryCmd()
 	}
 	return m, nil
@@ -168,6 +179,11 @@ func (m *Model) handleHistoryKey(s string) (*Model, tea.Cmd) {
 		} else {
 			return m.resumeSelected()
 		}
+	case "n":
+		return m.newSessionFromHistory()
+	case "r", "f5":
+		m.history.Scanning = true
+		return m, ScanSessionsCmd()
 	}
 	return m, nil
 }
@@ -177,7 +193,7 @@ func (m *Model) moveHistoryDir(dir int) {
 		return
 	}
 	m.history.DirCursor += dir
-	maxDir := len(m.history.Projects) // 含"全部"
+	maxDir := len(m.history.Projects) + 1 // 含"全部"
 	if m.history.DirCursor < 0 {
 		m.history.DirCursor = maxDir - 1
 	}
@@ -233,15 +249,47 @@ func (m *Model) resumeSelected() (*Model, tea.Cmd) {
 	if s == nil {
 		return m, nil
 	}
-	go resumeSession(s)
+	if runtime.GOOS == "windows" {
+		go resumeSession(s)
+	} else {
+		cwd := s.Cwd
+		title := s.CustomTitle
+		if title == "" {
+			title = s.ID[:8]
+		}
+		m.pendingCmd = fmt.Sprintf(`printf '\033]0;resume: %s\007' && echo "=== Resuming: %s ===" && cd "%s" && claude -r %s`, title, title, cwd, s.ID)
+	}
 	m.launched = "resume: " + s.CustomTitle
 	return m, nil
 }
 
+func (m *Model) newSessionFromHistory() (*Model, tea.Cmd) {
+	s := m.currentSession()
+	if s == nil {
+		return m, nil
+	}
+	cwd := s.Cwd
+	if runtime.GOOS == "windows" {
+		cwd = strings.ReplaceAll(cwd, "/", "\\")
+	}
+	title := filepath.Base(cwd) + " - new"
+	if runtime.GOOS == "windows" {
+		script := fmt.Sprintf(`$Host.UI.RawUI.WindowTitle = "%s"
+Write-Host "=== New Session @ %s ===" -ForegroundColor Cyan
+cd "%s"
+claude --permission-mode bypassPermissions`, title, cwd, cwd)
+		launchInWtWithTitle(cwd, title, script)
+	} else {
+		m.pendingCmd = fmt.Sprintf(`printf '\033]0;%s\007' && echo "=== New Session @ %s ===" && cd "%s" && claude --permission-mode bypassPermissions`, title, cwd, cwd)
+	}
+	m.launched = "new: " + filepath.Base(cwd)
+	return m, nil
+}
+
 
 // --- AI 摘要 ---
 
-func (m *Model) applySummary(sessionID, summary string) {
+func (m *Model) applySummary(sessionID, summary string, completed, pending []string) {
 	if summary == "" {
 		return
 	}
@@ -249,7 +297,9 @@ func (m *Model) applySummary(sessionID, summary string) {
 		for _, s := range pd.Sessions {
 			if s.ID == sessionID {
 				s.AISummary = summary
-				saveSummaryToCache(sessionID, summary)
+				s.Completed = completed
+				s.Pending = pending
+				saveSummaryToCache(sessionID, summary, completed, pending)
 				return
 			}
 		}
@@ -259,7 +309,9 @@ func (m *Model) applySummary(sessionID, summary string) {
 func (m *Model) nextSummaryCmd() tea.Cmd {
 	for _, pd := range m.history.Projects {
 		for _, s := range pd.Sessions {
-			if s.AISummary == "" && s.FilePath != "" && s.FirstMsg != "" {
+			needSummary := s.AISummary == "" && s.FirstMsg != ""
+			needDetail := s.AISummary != "" && len(s.Completed) == 0 && len(s.Pending) == 0
+			if (needSummary || needDetail) && s.FilePath != "" {
 				return generateSummaryCmd(s.FilePath, s.ID)
 			}
 		}
@@ -299,7 +351,7 @@ func (m *Model) launchSelected() (*Model, tea.Cmd) {
 		var launched []string
 		for idx := range m.selected {
 			ws := &AllWorkspaces[idx]
-			go launchWorkspace(*ws)
+			m.LaunchWorkspace(*ws)
 			launched = append(launched, ws.Title)
 		}
 		m.launched = strings.Join(launched, ", ")
@@ -309,7 +361,7 @@ func (m *Model) launchSelected() (*Model, tea.Cmd) {
 	svcs := WorkspacesByGroup(Groups[m.activeGroup].Label)
 	if m.cursor < len(svcs) {
 		ws := svcs[m.cursor]
-		go launchWorkspace(ws)
+		m.LaunchWorkspace(ws)
 		m.launched = ws.Title
 	}
 	return m, nil
@@ -323,7 +375,7 @@ func (m *Model) launchByInput() (*Model, tea.Cmd) {
 	}
 	ws := FindByNumber(num)
 	if ws != nil {
-		go launchWorkspace(*ws)
+		m.LaunchWorkspace(*ws)
 		m.launched = ws.Title
 	}
 	m.inputBuf = ""
@@ -362,7 +414,7 @@ func (m *Model) render() string {
 			if ok {
 				b.WriteString(lipgloss.NewStyle().
 					Bold(true).Background(style.BgPanel).Foreground(gs.GetForeground()).
-					Padding(0, 1).Render(label))
+					Render(label))
 			} else {
 				b.WriteString(style.TabActiveStyle.Render(label))
 			}
@@ -378,7 +430,7 @@ func (m *Model) render() string {
 		gs := style.GroupStyles["HISTORY"]
 		b.WriteString(lipgloss.NewStyle().
 			Bold(true).Background(style.BgPanel).Foreground(gs.GetForeground()).
-			Padding(0, 1).Render(histLabel))
+			Render(histLabel))
 	} else {
 		b.WriteString(style.TabInactiveStyle.Render(histLabel))
 	}
@@ -420,7 +472,9 @@ func (m *Model) renderHelp() []string {
 			m.fmtHelp("j/k", "sel"),
 			m.fmtHelp("Tab", "→panel"),
 			m.fmtHelp("Enter", "resume"),
-			m.fmtHelp("1-"+fmt.Sprintf("%d", m.totalTabs()), "tab"),
+		m.fmtHelp("n", "new"),
+				m.fmtHelp("1-"+fmt.Sprintf("%d", m.totalTabs()), "tab"),
+			m.fmtHelp("r/F5", "refresh"),
 			m.fmtHelp("q", "quit"),
 		}
 	}
@@ -446,10 +500,24 @@ func (m *Model) renderWorkspace() string {
 		return style.SubtitleStyle.Render("  empty")
 	}
 
+	// 预留 header(2) + footer(2)，面板边框+标题占 3 行
+	availH := max(3, m.height-4-3)
+	start, end := viewport(m.cursor, len(svcs), availH)
+
 	// 左栏: 列表
 	var left strings.Builder
 	innerW := listW - 4
-	for i, ws := range svcs {
+
+	// 计算 title 最大宽度用于对齐
+	maxTitleW := 0
+	for _, ws := range svcs {
+		if tw := stringWidth(ws.Title); tw > maxTitleW {
+			maxTitleW = tw
+		}
+	}
+
+	for i := start; i < end; i++ {
+		ws := svcs[i]
 		cur := " "
 		if i == m.cursor {
 			cur = "▸"
@@ -459,11 +527,13 @@ func (m *Model) renderWorkspace() string {
 			mark = "✓"
 		}
 
+		paddedTitle := padRightByWidth(ws.Title, maxTitleW)
+
 		if i == m.cursor {
 			// 选中行：纯文本，让 SelStyle 统一着色
 			prefix := cur + " " + mark + " " + fmt.Sprintf("%02d", ws.N) + " "
 			remainW := max(10, innerW-len(prefix))
-			text := truncateByWidth(ws.Title+"  "+ws.Prompt, remainW)
+			text := truncateByWidth(paddedTitle+"  "+ws.Prompt, remainW)
 			left.WriteString(style.SelStyle.Width(innerW).Render(prefix + text))
 		} else {
 			// 非选中行：子样式着色
@@ -474,7 +544,7 @@ func (m *Model) renderWorkspace() string {
 			num := style.NumStyle.Render(fmt.Sprintf("%02d", ws.N))
 			prefix := cur + " " + markStr + " " + num + " "
 			remainW := max(10, innerW-lipgloss.Width(prefix))
-			text := truncateByWidth(ws.Title+"  "+ws.Prompt, remainW)
+			text := truncateByWidth(paddedTitle+"  "+ws.Prompt, remainW)
 			left.WriteString(style.NormStyle.Render(prefix + text))
 		}
 		left.WriteString("\n")
@@ -519,7 +589,11 @@ func (m *Model) renderWorkspace() string {
 		right.WriteString("\n")
 		right.WriteString(lipgloss.NewStyle().Foreground(style.BgPanel).Render("  " + strings.Repeat("─", detailW-6)))
 		right.WriteString("\n")
-		right.WriteString(lipgloss.NewStyle().Foreground(style.Accent).Italic(true).Render("  $ wt → CC @" + ws.Title))
+		hintCmd := "wt"
+			if runtime.GOOS != "windows" {
+				hintCmd = "bash"
+			}
+			right.WriteString(lipgloss.NewStyle().Foreground(style.Accent).Italic(true).Render("  $ "+hintCmd+" → CC @"+ws.Title))
 		right.WriteString("\n")
 		right.WriteString(lipgloss.NewStyle().Foreground(style.Dim).Render("  [Enter]start  [Space]multi"))
 	} else {
@@ -539,174 +613,224 @@ func (m *Model) renderWorkspace() string {
 // --- HISTORY 三栏渲染 ---
 
 func (m *Model) renderHistory() string {
-	if m.history.Scanning {
+	if !m.history.Loaded && !m.history.Scanning {
-		return style.ScanningStyle.Render("  scanning sessions...")
-	}
-	if !m.history.Loaded {
 		return style.ScanningStyle.Render("  press Tab to load sessions...")
 	}
+	if len(m.history.Projects) == 0 && m.history.Scanning {
+		return style.ScanningStyle.Render("  scanning sessions...")
+	}
 	if len(m.history.Projects) == 0 {
 		return style.SubtitleStyle.Render("  no sessions found")
 	}
 
-	// 三栏宽度分配
+	// 三个独立面板，Width() 含边框，内容宽度 = Width - 2
-	avail := m.width - 4 // borders + gaps
+	avail := m.width - 8
-	dirW := max(20, avail*20/100)
+	dirW := max(18, avail*20/100)
-	sessW := max(30, avail*40/100)
+	sessW := max(28, avail*40/100)
-	detailW := max(20, avail-dirW-sessW)
+	detailW := avail - dirW - sessW
+	listH := max(3, m.height-7)
 
-	// 左栏: 目录列表
+	dirCw := dirW - 2
-	dirBox := m.renderDirPanel(dirW)
+	sessCw := sessW - 2
-	// 中栏: 会话列表
+	detailCw := detailW - 2
-	sessBox := m.renderSessPanel(sessW)
-	// 右栏: 详情
-	detailBox := m.renderHistoryDetail(detailW)
 
-	return lipgloss.JoinHorizontal(lipgloss.Left, dirBox, " ", sessBox, " ", detailBox)
+	dirLines := m.dirColumnLines(dirCw, listH-1)
+	sessLines := m.sessColumnLines(sessCw, listH-1)
+	detailLines := m.detailColumnLines(detailCw, listH-1)
+
+	// 统一高度：补空行到相同行数
+	maxRows := min(listH-1, max(max(len(dirLines), len(sessLines)), len(detailLines)))
+	padLines := func(lines []string, w int) string {
+		for len(lines) < maxRows {
+			lines = append(lines, strings.Repeat(" ", w))
+		}
+		return strings.Join(lines, "\n")
+	}
+
+	panelSty := lipgloss.NewStyle().
+		Border(lipgloss.RoundedBorder()).
+		BorderForeground(style.BgPanel)
+
+	dirBox := panelSty.Width(dirW).Render(
+		style.DetailTitle.Render("dirs") + "\n" + padLines(dirLines, dirCw))
+	sessBox := panelSty.Width(sessW).Render(
+		style.DetailTitle.Render("sessions") + "\n" + padLines(sessLines, sessCw))
+	detailBox := panelSty.Width(detailW).Render(
+		style.DetailTitle.Render("detail") + "\n" + padLines(detailLines, detailCw))
+
+	return lipgloss.JoinHorizontal(lipgloss.Top, dirBox, " ", sessBox, " ", detailBox)
 }
 
-func (m *Model) renderDirPanel(w int) string {
+func (m *Model) dirColumnLines(w, listH int) []string {
-	var b strings.Builder
+	var lines []string
-	innerW := w - 4
+	total := len(m.history.Projects) + 1
+	start, end := viewport(m.history.DirCursor, total, listH)
 
-	b.WriteString(style.DetailTitle.Render(" dirs "))
+	prefixW := 3 // " " + cur(1) + " "
-	b.WriteString("\n")
 
-	// "全部" 行 (index 0)
+	buildDirLine := func(cur, name, cnt string, selected bool) string {
-	totalSess := 0
+		cntW := stringWidth(cnt)
-	for _, pd := range m.history.Projects {
+		nameW := max(2, w-prefixW-cntW)
-		totalSess += len(pd.Sessions)
+		name = truncateByWidth(name, nameW)
+		line := " " + cur + " " + padRightByWidth(name, nameW) + cnt
+		sty := style.NormStyle
+		if selected {
+			sty = style.SelStyle
+		}
+		return sty.Render(padRightByWidth(truncateByWidth(line, w), w))
 	}
-	cur := " "
-	if m.history.DirCursor == 0 {
-		cur = "▸"
-	}
-	if m.history.DirCursor == 0 && m.history.FocusPanel == 0 {
-		line := fmt.Sprintf("%s 全部 (%d)", cur, totalSess)
-		b.WriteString(style.SelStyle.Width(innerW).Render(line))
-	} else {
-		cnt := style.DirCountStyle.Render(fmt.Sprintf("(%d)", totalSess))
-		line := fmt.Sprintf("%s 全部 %s", cur, cnt)
-		b.WriteString(style.NormStyle.Render(line))
-	}
-	b.WriteString("`n")
 
-	for i, pd := range m.history.Projects {
+	if start == 0 {
+		totalSess := 0
+		for _, pd := range m.history.Projects {
+			totalSess += len(pd.Sessions)
+		}
+		cur := " "
+		if m.history.DirCursor == 0 {
+			cur = "▸"
+		}
+		lines = append(lines, buildDirLine(cur, "全部", fmt.Sprintf("(%d)", totalSess),
+			m.history.DirCursor == 0 && m.history.FocusPanel == 0))
+	}
+
+	for i := 0; i < len(m.history.Projects); i++ {
+		if i+1 < start || i+1 >= end {
+			continue
+		}
+		pd := m.history.Projects[i]
 		cur := " "
 		if m.history.DirCursor == i+1 {
 			cur = "▸"
 		}
-		name := truncateByWidth(pd.DirShort, max(8, innerW-8))
+		lines = append(lines, buildDirLine(cur, pd.DirShort, fmt.Sprintf("(%d)", len(pd.Sessions)),
-
+			m.history.DirCursor == i+1 && m.history.FocusPanel == 0))
-		if m.history.DirCursor == i+1 && m.history.FocusPanel == 0 {
-			line := fmt.Sprintf("%s %s (%d)", cur, name, len(pd.Sessions))
-			b.WriteString(style.SelStyle.Width(innerW).Render(line))
-		} else {
-			cnt := style.DirCountStyle.Render(fmt.Sprintf("(%d)", len(pd.Sessions)))
-			line := fmt.Sprintf("%s %s %s", cur, name, cnt)
-			b.WriteString(style.NormStyle.Render(line))
-		}
-		b.WriteString("`n")
 	}
-
+	return lines
-	return lipgloss.NewStyle().
-		Border(lipgloss.NormalBorder()).
-		BorderForeground(style.BgPanel).
-		Width(w).
-		Padding(0, 1).
-		Render(b.String())
 }
 
-func (m *Model) renderSessPanel(w int) string {
+func (m *Model) sessColumnLines(w, listH int) []string {
-	var b strings.Builder
-	innerW := w - 4
-
-	b.WriteString(style.DetailTitle.Render(" sessions "))
-	b.WriteString("\n")
-
 	sessions := m.currentSessions()
 	if len(sessions) == 0 {
-		b.WriteString(style.SubtitleStyle.Render("  no sessions"))
+		return []string{style.SubtitleStyle.Render(fitWidth("  no sessions", w))}
-	} else {
-		for i, s := range sessions {
-			cur := " "
-			if i == m.history.SessCursor {
-				cur = "▸"
-			}
-			timeStr := s.StartTime.Format("01-02 15:04")
-			title := s.DisplayTitle()
-			remainW := max(10, innerW-10)
-			text := truncateByWidth(title, remainW)
-
-			if i == m.history.SessCursor && m.history.FocusPanel == 1 {
-				line := fmt.Sprintf("%s %s %s", cur, timeStr, text)
-				b.WriteString(style.SelStyle.Width(innerW).Render(line))
-			} else {
-				line := fmt.Sprintf("%s %s %s", cur, style.SessionTimeStyle.Render(timeStr), text)
-				b.WriteString(style.NormStyle.Render(line))
-			}
-
-			b.WriteString("\n")
-		}
 	}
 
-	return lipgloss.NewStyle().
+	prefixW := 15 // " " + cur(2) + timeStr(11) + " "
-		Border(lipgloss.NormalBorder()).
+	textW := max(8, w-prefixW)
-		BorderForeground(style.BgPanel).
+
-		Width(w).
+	// 预渲染每个 session 为 1~N 行
-		Padding(0, 1).
+	type sessBlock struct {
-		Render(b.String())
+		lines []string
+	}
+	var blocks []sessBlock
+	totalLines := 0
+	curLineOffset := 0
+
+	for i, s := range sessions {
+		cur := "  "
+		if i == m.history.SessCursor {
+			cur = "▸ "
+		}
+		timeStr := s.StartTime.Local().Format("01-02 15:04")
+		title := s.DisplayTitle()
+
+		wrapped := wrapByWidth(title, textW)
+		if len(wrapped) == 0 {
+			wrapped = []string{""}
+		}
+
+		sty := style.NormStyle
+		if i == m.history.SessCursor && m.history.FocusPanel == 1 {
+			sty = style.SelStyle
+		}
+
+		var blockLines []string
+		for li, part := range wrapped {
+			var line string
+			if li == 0 {
+				line = fmt.Sprintf(" %s%s %s", cur, timeStr, part)
+			} else {
+				line = strings.Repeat(" ", prefixW) + part
+			}
+			blockLines = append(blockLines, sty.Render(padRightByWidth(truncateByWidth(line, w), w)))
+		}
+
+		if i == m.history.SessCursor {
+			curLineOffset = totalLines
+		}
+		totalLines += len(blockLines)
+		blocks = append(blocks, sessBlock{lines: blockLines})
+	}
+
+	// 按总行数做 viewport
+	startLine, endLine := viewport(curLineOffset, totalLines, listH)
+
+	var allLines []string
+	for _, b := range blocks {
+		allLines = append(allLines, b.lines...)
+	}
+	if endLine > len(allLines) {
+		endLine = len(allLines)
+	}
+	return allLines[startLine:endLine]
 }
 
-func (m *Model) renderHistoryDetail(w int) string {
+func (m *Model) detailColumnLines(w, listH int) []string {
-	var b strings.Builder
-
 	s := m.currentSession()
 	if s == nil {
-		b.WriteString(lipgloss.NewStyle().Foreground(style.Dim).Render(" ← select to view"))
+		return []string{lipgloss.NewStyle().Foreground(style.Dim).Render(fitWidth(" ← select to view", w))}
-	} else {
-		b.WriteString(style.DetailTitle.Render(" detail "))
-		b.WriteString(lipgloss.NewStyle().Foreground(style.BgPanel).Render(strings.Repeat("─", w-12)))
-		b.WriteString("\n\n")
-
-		rows := []struct {
-			key string
-			val string
-			sty lipgloss.Style
-		}{
-			{"title", s.CustomTitle, style.ValStyle},
-			{"dir", s.Cwd, style.ValStyle},
-			{"time", fmt.Sprintf("%s ~ %s", s.StartTime.Format("01-02 15:04"), s.EndTime.Format("15:04")), style.NumStyle},
-			{"msgs", fmt.Sprintf("%d", s.MsgCount), style.SessionMsgCntStyle},
-		}
-		for _, r := range rows {
-			b.WriteString("  ")
-			b.WriteString(style.KeyStyle.Render(r.key))
-			b.WriteString("  ")
-			b.WriteString(r.sty.Render(r.val))
-			b.WriteString("\n")
-		}
-
-		// 摘要
-		summary := s.DisplaySummary()
-		if summary != "" {
-			b.WriteString("\n")
-			b.WriteString(lipgloss.NewStyle().Foreground(style.BgPanel).Render("  " + strings.Repeat("─", w-6)))
-			b.WriteString("\n")
-			b.WriteString(style.SessionSummaryStyle.Render("  " + truncateByWidth(summary, w-6)))
-			b.WriteString("\n")
-		}
-
-		b.WriteString("\n")
-		b.WriteString(lipgloss.NewStyle().Foreground(style.Dim).Render("  [Enter]resume"))
 	}
 
-	return lipgloss.NewStyle().
+	sepSty := lipgloss.NewStyle().Foreground(style.BgPanel)
-		Border(lipgloss.NormalBorder()).
+	var lines []string
-		BorderForeground(style.BgPanel).
+
-		Width(w).
+	// Title
-		Padding(0, 1).
+	lines = append(lines, style.DetailTitle.Render(fitWidth(" "+s.DisplayTitle(), w)))
-		Render(b.String())
+
+	// Separator
+	lines = append(lines, sepSty.Render(fitWidth(strings.Repeat("─", w), w)))
+
+	// Key-value rows
+	kvRows := []struct{ k, v string }{
+		{"dir", s.Cwd},
+		{"time", fmt.Sprintf("%s ~ %s", s.StartTime.Local().Format("01-02 15:04"), s.EndTime.Local().Format("15:04"))},
+		{"msgs", fmt.Sprintf("%d", s.MsgCount)},
+	}
+	for _, r := range kvRows {
+		line := fmt.Sprintf("  %-4s %s", r.k, r.v)
+		lines = append(lines, style.NormStyle.Render(fitWidth(line, w)))
+	}
+
+	// Summary
+	if summary := s.DisplaySummary(); summary != "" {
+		lines = append(lines, sepSty.Render(fitWidth(strings.Repeat("─", w), w)))
+		lines = append(lines, style.SessionSummaryStyle.Render(fitWidth("  "+summary, w)))
+	}
+
+	// Completed items
+	if len(s.Completed) > 0 {
+		lines = append(lines, sepSty.Render(fitWidth(strings.Repeat("─", w), w)))
+		lines = append(lines, lipgloss.NewStyle().Foreground(style.Success).Bold(true).Render(fitWidth(" ✓ 已完成", w)))
+		for _, item := range s.Completed {
+			lines = append(lines, style.NormStyle.Render(fitWidth("   · "+cleanText(item), w)))
+		}
+	}
+
+	// Pending items
+	if len(s.Pending) > 0 {
+		lines = append(lines, sepSty.Render(fitWidth(strings.Repeat("─", w), w)))
+		lines = append(lines, lipgloss.NewStyle().Foreground(style.Warning).Bold(true).Render(fitWidth(" ○ 待办", w)))
+		for _, item := range s.Pending {
+			lines = append(lines, style.NormStyle.Render(fitWidth("   · "+cleanText(item), w)))
+		}
+	}
+
+	// Hint
+	lines = append(lines, lipgloss.NewStyle().Foreground(style.Dim).Render(fitWidth("  [Enter]resume", w)))
+
+	if len(lines) > listH {
+		lines = lines[:listH]
+	}
+	return lines
 }
 
 // --- 工具 ---
@@ -716,12 +840,69 @@ func (m *Model) fmtHelp(key, desc string) string {
 		lipgloss.NewStyle().Foreground(style.Dim).Render(":" + desc)
 }
 
+// viewport 返回 [start, end) 区间，保证 cursor 在可见范围内
+func viewport(cursor, total, height int) (int, int) {
+	if total <= height {
+		return 0, total
+	}
+	half := height / 2
+	start := cursor - half
+	if start < 0 {
+		start = 0
+	}
+	end := start + height
+	if end > total {
+		end = total
+		start = end - height
+		if start < 0 {
+			start = 0
+		}
+	}
+	return start, end
+}
+
+// stringWidth 返回字符串的终端显示宽度
+func stringWidth(s string) int {
+	w := 0
+	for _, r := range s {
+		w += runeWidth(r)
+	}
+	return w
+}
+
+// padRightByWidth 补空格到指定视觉宽度
+func padRightByWidth(s string, targetW int) string {
+	w := stringWidth(s)
+	if w >= targetW {
+		return s
+	}
+	return s + strings.Repeat(" ", targetW-w)
+}
+
+// wrapByWidth 按显示宽度换行，返回多行文本
+func wrapByWidth(s string, maxW int) []string {
+	if maxW <= 0 || s == "" {
+		return []string{s}
+	}
+	var lines []string
+	for s != "" {
+		cut := truncateByWidth(s, maxW)
+		lines = append(lines, cut)
+		s = s[len(cut):]
+	}
+	return lines
+}
+
+// fitWidth 截断并填充到精确视觉宽度
+func fitWidth(s string, w int) string {
+	return padRightByWidth(truncateByWidth(s, w), w)
+}
+
 // truncateByWidth 按显示宽度截断字符串，不切断多字节字符
 func truncateByWidth(s string, maxW int) string {
 	w := 0
 	for i := 0; i < len(s); {
-		_, size := utf8.DecodeRuneInString(s[i:])
+		r, size := utf8.DecodeRuneInString(s[i:])
-		r := rune(s[i])
 		rw := runeWidth(r)
 		if w+rw > maxW {
 			return s[:i]
@@ -750,45 +931,67 @@ func runeWidth(r rune) int {
 	return 1
 }
 
-// --- 启动 ---
+func launchInWtWithTitle(dir, tabTitle, script string) {
-
+	if runtime.GOOS == "windows" {
-func launchInWt(dir, script string) {
+		encoded := encodePSCommand(script)
-	encoded := encodePSCommand(script)
+		color := fmt.Sprintf("#%02X%02X%02X", randRange(80, 255), randRange(80, 255), randRange(80, 255))
-	color := fmt.Sprintf("#%02X%02X%02X", randRange(80, 255), randRange(80, 255), randRange(80, 255))
+		args := []string{"-w", "0", "-d", dir, "--tabColor", color}
-	cmd := exec.Command("wt.exe", "-w", "0",
+		if tabTitle != "" {
-		"-d", dir,
+			args = append(args, "--title", tabTitle)
-		"--tabColor", color,
+		}
-		"pwsh", "-NoExit", "-EncodedCommand", encoded,
+		args = append(args, "pwsh", "-NoExit", "-EncodedCommand", encoded)
-	)
+		cmd := exec.Command("wt.exe", args...)
-	if err := cmd.Start(); err != nil {
+		if err := cmd.Start(); err != nil {
-		log.Printf("[u-tabs] launch fail: %v", err)
+			log.Printf("[u-tabs] launch fail: %v", err)
+		}
 	}
 }
 
-func launchWorkspace(ws Workspace) {
+func (m *Model) LaunchWorkspace(ws Workspace) {
 	script := buildLaunchScript(ws)
-	launchInWt(ws.Dir, script)
+	if runtime.GOOS != "windows" {
+		m.pendingCmd = "cd '" + ws.Dir + "' && " + script
+		return
+	}
+	launchInWtWithTitle(ws.Dir, "", script)
+}
+
+// GetPendingCmd 返回退出后需执行的命令（Linux 用）
+func (m *Model) GetPendingCmd() string {
+	return m.pendingCmd
 }
 
 func resumeSession(s *Session) {
-	cwd := strings.ReplaceAll(s.Cwd, "/", "\\")
+	cwd := s.Cwd
+	if runtime.GOOS == "windows" {
+		cwd = strings.ReplaceAll(s.Cwd, "/", "\\")
+	}
 	title := s.CustomTitle
 	if title == "" {
 		title = s.ID[:8]
 	}
-	script := fmt.Sprintf(`$Host.UI.RawUI.WindowTitle = "resume: %s"
+	var script string
+	if runtime.GOOS == "windows" {
+		script = fmt.Sprintf(`$Host.UI.RawUI.WindowTitle = "resume: %s"
 Write-Host "=== Resuming: %s ===" -ForegroundColor Cyan
 cd "%s"
-claude -r %s`, title, title, cwd, s.ID)
+claude -r %s --permission-mode bypassPermissions`, title, title, cwd, s.ID)
-	launchInWt(cwd, script)
+	} else {
+		script = fmt.Sprintf(`printf '\033]0;resume: %s\007' && echo "=== Resuming: %s ===" && cd "%s" && claude -r %s`, title, title, cwd, s.ID)
+	}
+	launchInWtWithTitle(cwd, "", script)
 }
 
 func buildLaunchScript(ws Workspace) string {
-	return fmt.Sprintf(`$Host.UI.RawUI.WindowTitle = "%s"
+	if runtime.GOOS == "windows" {
+		return fmt.Sprintf(`$Host.UI.RawUI.WindowTitle = "%s"
 Write-Host "=== %s ===" -ForegroundColor Cyan
 Write-Host "Prompt: %s" -ForegroundColor Yellow
 cd "%s"
 claude --name "%s" --permission-mode bypassPermissions`,
+			ws.Title, ws.Title, ws.Prompt, ws.Dir, ws.Title)
+	}
+	return fmt.Sprintf(`printf '\033]0;%s\007' && echo "=== %s ===" && echo "Prompt: %s" && cd "%s" && claude --name "%s"`,
 		ws.Title, ws.Title, ws.Prompt, ws.Dir, ws.Title)
 }
 
@@ -806,3 +1009,4 @@ func randRange(min, max int) int {
 	n, _ := rand.Int(rand.Reader, big.NewInt(int64(max-min)))
 	return min + int(n.Int64())
 }
+

internal/history.go

@@ -27,6 +27,8 @@ type Session struct {
 	FirstMsg    string    // 首条用户消息 (截断)
 	AwaySummary string    // away_summary 系统摘要
 	AISummary   string    // AI 生成的摘要 (缓存)
+	Completed   []string  // AI 提取的已完成项
+	Pending     []string  // AI 提取的待办项
 	FilePath    string    // JSONL 文件完整路径
 }
 
@@ -39,6 +41,10 @@ type ProjectDir struct {
 
 // DisplayTitle 返回会话显示标题
 func (s *Session) DisplayTitle() string {
+	return cleanText(s.displayTitleRaw())
+}
+
+func (s *Session) displayTitleRaw() string {
 	if s.AISummary != "" {
 		return s.AISummary
 	}
@@ -53,12 +59,27 @@ func (s *Session) DisplayTitle() string {
 
 // DisplaySummary 返回会话摘要
 func (s *Session) DisplaySummary() string {
+	return cleanText(s.displaySummaryRaw())
+}
+
+func (s *Session) displaySummaryRaw() string {
 	if s.AwaySummary != "" {
 		return s.AwaySummary
 	}
 	return s.FirstMsg
 }
 
+// cleanText 清理显示文本：多空格保留一个，换行转空格
+func cleanText(s string) string {
+	s = strings.ReplaceAll(s, "\r\n", " ")
+	s = strings.ReplaceAll(s, "\n", " ")
+	s = strings.ReplaceAll(s, "\t", " ")
+	for strings.Contains(s, "  ") {
+		s = strings.ReplaceAll(s, "  ", " ")
+	}
+	return strings.TrimSpace(s)
+}
+
 // HistoryState HISTORY Tab 视图状态
 type HistoryState struct {
 	Projects   []*ProjectDir
@@ -77,28 +98,31 @@ func (m *Model) IsHistoryTab() bool {
 // --- 扫描 ---
 
 type ScanCompleteMsg struct {
-	Projects []*ProjectDir
+	Projects   []*ProjectDir
+	UpdatedIDs map[string]bool // modTime 变化的会话，需要重新生成摘要
 }
 
 func ScanSessionsCmd() tea.Cmd {
 	return func() tea.Msg {
-		return ScanCompleteMsg{Projects: scanAllProjects()}
+		projects, updated := scanAllProjects()
+		return ScanCompleteMsg{Projects: projects, UpdatedIDs: updated}
 	}
 }
 
-func scanAllProjects() []*ProjectDir {
+func scanAllProjects() ([]*ProjectDir, map[string]bool) {
 	home, err := os.UserHomeDir()
 	if err != nil {
-		return nil
+		return nil, nil
 	}
 	projectsDir := filepath.Join(home, ".claude", "projects")
 	entries, err := os.ReadDir(projectsDir)
 	if err != nil {
-		return nil
+		return nil, nil
 	}
 
 	cache := loadCache(home)
 	dirMap := make(map[string]*ProjectDir)
+	updatedIDs := make(map[string]bool)
 
 	for _, entry := range entries {
 		if !entry.IsDir() {
@@ -129,6 +153,11 @@ func scanAllProjects() []*ProjectDir {
 			if session == nil || session.Cwd == "" {
 				continue
 			}
+			// 清除旧摘要，标记需要重新生成
+			session.AISummary = ""
+			session.Completed = nil
+			session.Pending = nil
+			updatedIDs[sessionID] = true
 			addSessionToDir(dirMap, session)
 			cache[sessionID] = cacheEntryFrom(session, info.ModTime())
 		}
@@ -146,7 +175,7 @@ func scanAllProjects() []*ProjectDir {
 	sort.Slice(result, func(i, j int) bool {
 		return result[i].Dir < result[j].Dir
 	})
-	return result
+	return result, updatedIDs
 }
 
 func addSessionToDir(dirMap map[string]*ProjectDir, s *Session) {
@@ -174,18 +203,22 @@ func scanSessionFile(path string, sessionID string) *Session {
 	scanner := bufio.NewScanner(f)
 	scanner.Buffer(make([]byte, 0, 64*1024), 1024*1024)
 
+
 	lineCount := 0
 	firstMsgFound := false
-	scannedLines := 0 // 有效行（含 type 的）
 
 	for scanner.Scan() {
 		lineCount++
 		line := scanner.Bytes()
 
+		// 前 20 行内出现 queue-operation → claude -p 会话，跳过
+		if lineCount <= 20 && matchType(line, "queue-operation") {
+			return nil
+		}
+
 		if !hasType(line) {
 			continue
 		}
-		scannedLines++
 
 		// cwd — 统一为正斜杠
 		if s.Cwd == "" {
@@ -230,13 +263,6 @@ func scanSessionFile(path string, sessionID string) *Session {
 			break
 		}
 	}
-
-	// 按 scannedLines/lineCount 比例估算总消息数
-	if lineCount > scanLineLimit && scannedLines > 0 {
-		ratio := float64(lineCount) / float64(scanLineLimit)
-		s.MsgCount = int(float64(s.MsgCount) * ratio)
-	}
-
 	return s
 }
 
@@ -287,7 +313,7 @@ func extractUserMsg(line []byte) string {
 		region := line[searchStart:]
 		if tidx := bytes.Index(region, []byte(`"text":"`)); tidx >= 0 {
 			var text string
-			if extractJSONString(region[tidx+6:], &text) && text != "" &&
+			if extractJSONString(region[tidx+7:], &text) && text != "" &&
 				!strings.HasPrefix(text, "Base directory") {
 				return text
 			}
@@ -331,7 +357,7 @@ func findStringEnd(data []byte) int {
 
 // --- 缓存 ---
 
-const cacheVersion = 1
+const cacheVersion = 2
 
 type cacheFile struct {
 	Version  int                      `json:"version"`
@@ -348,6 +374,8 @@ type cacheEntry struct {
 	FirstMsg    string    `json:"firstMsg"`
 	AwaySummary string    `json:"awaySummary"`
 	AISummary   string    `json:"aiSummary"`
+	Completed   []string  `json:"completed"`
+	Pending     []string  `json:"pending"`
 	FilePath    string    `json:"filePath"`
 }
 
@@ -357,6 +385,7 @@ func (e *cacheEntry) ToSession(id string) *Session {
 		StartTime: e.StartTime, EndTime: e.EndTime,
 		MsgCount: e.MsgCount, FirstMsg: e.FirstMsg,
 		AwaySummary: e.AwaySummary, AISummary: e.AISummary,
+		Completed: e.Completed, Pending: e.Pending,
 		FilePath: e.FilePath,
 	}
 }
@@ -367,6 +396,7 @@ func cacheEntryFrom(s *Session, modTime time.Time) *cacheEntry {
 		StartTime: s.StartTime, EndTime: s.EndTime,
 		MsgCount: s.MsgCount, FirstMsg: s.FirstMsg,
 		AwaySummary: s.AwaySummary, AISummary: s.AISummary,
+		Completed: s.Completed, Pending: s.Pending,
 		FilePath: s.FilePath,
 	}
 }
@@ -416,39 +446,63 @@ func truncStr(s string, maxRunes int) string {
 type SummaryResultMsg struct {
 	SessionID string
 	Summary   string
+	Completed []string
+	Pending   []string
 }
 
 func generateSummaryCmd(filePath, sessionID string) tea.Cmd {
 	return func() tea.Msg {
-		summary := generateAISummary(filePath)
+		sum, done, todo := generateAISummary(filePath)
-		return SummaryResultMsg{SessionID: sessionID, Summary: summary}
+		return SummaryResultMsg{SessionID: sessionID, Summary: sum, Completed: done, Pending: todo}
 	}
 }
 
-func generateAISummary(filePath string) string {
+type aiSummaryResult struct {
+	Summary   string   `json:"summary"`
+	Completed []string `json:"completed"`
+	Pending   []string `json:"pending"`
+}
+
+func generateAISummary(filePath string) (string, []string, []string) {
 	messages := extractMessagesForSummary(filePath)
 	if messages == "" {
-		return ""
+		return "", nil, nil
 	}
 
 	ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
 	defer cancel()
 
-	prompt := "请用20字以内中文概括以下对话的主题，只输出概括文字，不加引号、标点或markdown格式：\n\n" + messages
+	prompt := `分析以下Claude Code对话，用JSON输出：
+{"summary":"20字内中文概括","completed":["已完成项1","已完成项2"],"pending":["待办项1"]}
+要求：summary 20字内概括；completed 已完成工作（每项≤30字）；pending 未完成/待办（每项≤30字）。只输出JSON。` + "\n\n" + messages
+
 	cmd := exec.CommandContext(ctx, "claude", "-p", prompt)
 	output, err := cmd.Output()
 	if err != nil {
-		return ""
+		return "", nil, nil
 	}
 
-	summary := strings.TrimSpace(string(output))
+	raw := strings.TrimSpace(string(output))
-	summary = strings.Trim(summary, "\"'`*")
+	raw = strings.Trim(raw, "`")
-	summary = strings.TrimPrefix(summary, "概括：")
+	raw = strings.TrimPrefix(raw, "json")
-	summary = strings.TrimPrefix(summary, "主题：")
+	raw = strings.TrimSpace(raw)
-	if len(summary) > 60 {
+
-		summary = truncStr(summary, 60)
+	var result aiSummaryResult
+	if json.Unmarshal([]byte(raw), &result) != nil {
+		// Fallback: treat whole output as summary
+		s := strings.Trim(raw, "\"'`*")
+		s = strings.TrimPrefix(s, "概括：")
+		s = strings.TrimPrefix(s, "主题：")
+		if len(s) > 60 {
+			s = truncStr(s, 60)
+		}
+		return s, nil, nil
 	}
-	return summary
+
+	if len(result.Summary) > 60 {
+		result.Summary = truncStr(result.Summary, 60)
+	}
+	return result.Summary, result.Completed, result.Pending
 }
 
 func extractMessagesForSummary(path string) string {
@@ -482,7 +536,7 @@ func extractMessagesForSummary(path string) string {
 	return strings.Join(msgs, "\n")
 }
 
-func saveSummaryToCache(sessionID, summary string) {
+func saveSummaryToCache(sessionID, summary string, completed, pending []string) {
 	home, err := os.UserHomeDir()
 	if err != nil {
 		return
@@ -493,5 +547,7 @@ func saveSummaryToCache(sessionID, summary string) {
 		return
 	}
 	entry.AISummary = summary
+	entry.Completed = completed
+	entry.Pending = pending
 	saveCache(home, cache)
 }

main.go

@@ -3,6 +3,8 @@ package main
 import (
 	"fmt"
 	"os"
+	"os/exec"
+	"runtime"
 
 	"charm.land/bubbletea/v2"
 	"u-tabs/internal"
@@ -16,4 +18,18 @@ func main() {
 		fmt.Fprintf(os.Stderr, "启动失败: %v\n", err)
 		os.Exit(1)
 	}
+
+	// 非 Windows: 退出后执行待运行的命令
+	if runtime.GOOS == "windows" {
+		return
+	}
+	cmd := m.GetPendingCmd()
+	if cmd == "" {
+		return
+	}
+	sh := exec.Command("bash", "-c", cmd)
+	sh.Stdin = os.Stdin
+	sh.Stdout = os.Stdout
+	sh.Stderr = os.Stderr
+	sh.Run()
 }