fix: nvidia-smi field index mapping, TUI vertical layout to prevent scroll jump

cmd/client/main.go

@@ -549,10 +549,7 @@ func (m model) viewMonitor() string {
 	if tw < 60 {
 		tw = 60
 	}
-	th := m.h
-	if th < 20 {
-		th = 20
-	}
+	innerW := tw - 4
 
 	// ── 顶栏 ──
 	wsDot := "○"
@@ -572,47 +569,28 @@ func (m model) viewMonitor() string {
 	)
 	sep := stDim.Render(strings.Repeat("─", tw))
 
-	// ── 列宽计算 ──
-	gap := 2
-	var leftW, rightW int
-	if tw >= 100 {
-		leftW = (tw - gap) / 2
-		rightW = tw - gap - leftW
-	} else {
-		leftW = tw
-		rightW = tw
-		gap = 0
-	}
-	innerL := leftW - 4
-	innerR := rightW - 4
-
-	// ── 左列: CPU + History ──
-	cpuBox := m.viewCPUBox(innerL)
-	histBox := m.viewHistBox(innerL)
-	leftCol := lipgloss.JoinVertical(lipgloss.Left, cpuBox, "", histBox)
-
-	// ── 右列: Memory + GPU ──
-	memBox := m.viewMemBox(innerR)
-	gpuBox := m.viewGPUBox(innerR)
-	rightCol := lipgloss.JoinVertical(lipgloss.Left, memBox, "", gpuBox)
-
-	// ── 合并列 ──
-	var mainContent string
-	if gap > 0 {
-		mainContent = lipgloss.JoinHorizontal(lipgloss.Top,
-			leftCol, strings.Repeat(" ", gap), rightCol,
-		)
-	} else {
-		mainContent = lipgloss.JoinVertical(lipgloss.Left, leftCol, "", rightCol)
-	}
-
-	// ── 底栏 ──
-	footer := stDim.Render(" q 退出 · r 重新配置 · 连接: " + m.cfg.Server)
+	// ── 内容：全部垂直排列 ──
+	cpuBox := m.viewCPUBox(innerW)
+	memBox := m.viewMemBox(innerW)
+	histBox := m.viewHistBox(innerW)
+	gpuBox := m.viewGPUBox(innerW)
 
 	full := lipgloss.JoinVertical(lipgloss.Left,
-		header, sep, "", mainContent, "", sep, footer,
+		header, sep, "",
+		cpuBox, "",
+		memBox, "",
+		histBox, "",
+		gpuBox, "",
+		sep,
+		stDim.Render(" q 退出 · r 重新配置 · 连接: "+m.cfg.Server),
 	)
-	return lipgloss.Place(tw, th, lipgloss.Left, lipgloss.Top, full)
+
+	// 截断到终端高度，防止滚动
+	lines := strings.Split(full, "\n")
+	if len(lines) > m.h {
+		lines = lines[:m.h]
+	}
+	return strings.Join(lines, "\n")
 }
 
 // ── CPU 盒子 ──
@@ -1212,7 +1190,7 @@ func tryNvidiaSMI() []GPUInfo {
 	var gpus []GPUInfo
 	for _, line := range strings.Split(strings.TrimSpace(string(out)), "\n") {
 		parts := strings.Split(line, ",")
-		if len(parts) < 11 {
+		if len(parts) < 17 {
 			continue
 		}
 		for i := range parts {
@@ -1220,10 +1198,10 @@ func tryNvidiaSMI() []GPUInfo {
 			parts[i] = strings.Trim(parts[i], "[]")
 		}
 
-		fan := parseFloatSafe(parts[10])
-		power := parseFloatSafe(parts[9])
-		powerLimit := parseFloatSafe(parts[10])
-
+		// 0:index 1:name 2:vram_total 3:vram_used 4:vram_free
+		// 5:temp 6:load 7:core_clk 8:mem_clk 9:power 10:power_limit
+		// 11:fan 12:pstate 13:persistence 14:compute_mode
+		// 15:driver 16:cuda
 		gpus = append(gpus, GPUInfo{
 			Name:           parts[1],
 			VRAMTotalMB:    parseFloat(parts[2]),
@@ -1232,9 +1210,9 @@ func tryNvidiaSMI() []GPUInfo {
 			LoadPercent:    parseFloat(parts[6]),
 			CoreClock:      parseFloat(parts[7]),
 			MemClock:       parseFloat(parts[8]),
-			Power:          power,
-			PowerLimit:     powerLimit,
-			FanSpeed:       fan,
+			Power:          parseFloatSafe(parts[9]),
+			PowerLimit:     parseFloatSafe(parts[10]),
+			FanSpeed:       parseFloatSafe(parts[11]),
 			PState:         cleanStr(parts[12]),
 			Persistence:    cleanStr(parts[13]),
 			ComputeMode:    cleanStr(parts[14]),