后台运行和交互优化

moltbot/installer/internal/sys/sys.go

@@ -1,9 +1,12 @@
 package sys
 
 import (
+	"bufio"
+	"bytes"
 	"encoding/json"
 	"fmt"
 	"io"
+	"net"
 	"net/http"
 	"os"
 	"os/exec"
@@ -12,6 +15,8 @@ import (
 	"strconv"
 	"strings"
 	"sync"
+	"syscall"
+	"time"
 )
 
 var (
@@ -550,20 +555,67 @@ func GenerateAndWriteConfig(opts ConfigOptions) error {
 	return os.WriteFile(configFile, data, 0644)
 }
 
-// StartGateway 在新窗口启动网关
+// StartGateway 在后台启动网关 (隐藏窗口)
 func StartGateway() error {
 	cmdName, err := GetMoltbotPath()
 	if err != nil {
-		// Fallback if not found (though unlikely if installed)
 		cmdName = "moltbot"
 	}
 
-	// 使用 start 命令在新窗口运行
-	// Windows start command: start "Title" "Executable" args...
-	cmd := exec.Command("cmd", "/c", "start", "Moltbot Gateway", cmdName, "gateway", "--verbose")
+	// 使用 SysProcAttr 隐藏窗口
+	cmd := exec.Command(cmdName, "gateway", "--verbose")
+	cmd.SysProcAttr = &syscall.SysProcAttr{
+		HideWindow:    true,
+		CreationFlags: 0x08000000, // CREATE_NO_WINDOW
+	}
+
+	// 不等待，让其在后台运行
 	return cmd.Start()
 }
 
+// IsGatewayRunning 检查端口 18789 是否被占用
+func IsGatewayRunning() bool {
+	conn, err := net.DialTimeout("tcp", "127.0.0.1:18789", 500*time.Millisecond)
+	if err == nil {
+		conn.Close()
+		return true
+	}
+	return false
+}
+
+// KillGateway 查找占用 18789 端口的进程并强制结束
+func KillGateway() error {
+	// 1. netstat -ano 查找 PID
+	cmd := exec.Command("netstat", "-ano")
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	out, err := cmd.Output()
+	if err != nil {
+		return err
+	}
+
+	scanner := bufio.NewScanner(bytes.NewReader(out))
+	var pid string
+	for scanner.Scan() {
+		line := scanner.Text()
+		if strings.Contains(line, ":18789") && strings.Contains(line, "LISTENING") {
+			fields := strings.Fields(line)
+			if len(fields) > 0 {
+				pid = fields[len(fields)-1]
+				break
+			}
+		}
+	}
+
+	if pid == "" {
+		return nil // 未找到，可能已停止
+	}
+
+	// 2. taskkill /F /PID <pid>
+	killCmd := exec.Command("taskkill", "/F", "/PID", pid)
+	killCmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	return killCmd.Run()
+}
+
 // UninstallMoltbot 卸载 Moltbot/Clawdbot 并清理配置
 func UninstallMoltbot() error {
 	npmPath, err := getNpmPath()

moltbot/installer/internal/ui/model.go

@@ -28,6 +28,7 @@ const (
 	StateMenu
 	StateConfigApiSelect
 	StateConfigInput
+	StateGatewayRunning
 	StateUninstallConfirm
 	StateUninstalling
 	StateError
@@ -49,6 +50,9 @@ type Model struct {
 	configStep int
 	menuIndex  int
 
+	nextState AppState
+	nextCmd   tea.Cmd
+
 	DidStartGateway bool
 }
 
@@ -58,6 +62,7 @@ type checkMsg struct {
 	needsNode        bool
 	moltbotVer       string
 	moltbotInstalled bool
+	gatewayRunning   bool
 }
 
 type installNodeMsg struct{ err error }
@@ -124,9 +129,13 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			case "enter":
 				switch m.menuIndex {
 				case 0: // Start
-					sys.StartGateway()
-					m.DidStartGateway = true
-					return m, tea.Quit
+					if sys.IsGatewayRunning() {
+						m.state = StateGatewayRunning
+					} else {
+						sys.StartGateway()
+						m.DidStartGateway = true
+						return m, tea.Quit
+					}
 				case 1: // Configure
 					m.state = StateConfigApiSelect
 					m.configOpts = sys.ConfigOptions{}
@@ -238,6 +247,33 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			return m, cmd
 		}
 
+		// Gateway Running Conflict State
+		if m.state == StateGatewayRunning {
+			proceed := false
+			switch msg.String() {
+			case "y", "Y":
+				sys.KillGateway()
+				time.Sleep(1 * time.Second)
+				sys.StartGateway()
+				proceed = true
+			case "n", "N", "esc", "enter":
+				proceed = true
+			}
+
+			if proceed {
+				m.state = m.nextState
+				if m.nextState == StateInstallingNode {
+					m.logs = append(m.logs, style.RenderStep("➜", "正在安装 Node.js (可能需要管理员权限)...", "running"))
+					return m, m.nextCmd
+				} else if m.nextState == StateConfiguringNpm {
+					m.logs = append(m.logs, style.RenderStep("➜", "正在配置 npm 淘宝镜像...", "running"))
+					return m, m.nextCmd
+				}
+				return m, nil
+			}
+			return m, nil
+		}
+
 		// Confirm Install State
 		if m.state == StateConfirmInstall {
 			switch msg.String() {
@@ -288,21 +324,41 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			}
 		}
 
+		// Determine Next Step
+		var nextState AppState
+		var nextCmd tea.Cmd
+
 		if msg.moltbotInstalled {
 			m.logs = append(m.logs, style.RenderStep("!", fmt.Sprintf("检测到 Moltbot 已安装 (%s)", msg.moltbotVer), "warning"))
-			m.state = StateConfirmInstall
+			nextState = StateConfirmInstall
+			nextCmd = nil
+		} else if !msg.nodeOk {
+			nextState = StateInstallingNode
+			nextCmd = installNodeCmd
+		} else {
+			nextState = StateConfiguringNpm
+			nextCmd = configNpmCmd
+		}
+
+		m.nextState = nextState
+		m.nextCmd = nextCmd
+
+		// Check Gateway Conflict
+		if msg.gatewayRunning {
+			m.state = StateGatewayRunning
 			return m, nil
 		}
 
-		if !msg.nodeOk {
-			m.state = StateInstallingNode
+		// Proceed immediately if no conflict
+		m.state = nextState
+		if nextState == StateInstallingNode {
 			m.logs = append(m.logs, style.RenderStep("➜", "正在安装 Node.js (可能需要管理员权限)...", "running"))
-			return m, installNodeCmd
+			return m, nextCmd
+		} else if nextState == StateConfiguringNpm {
+			m.logs = append(m.logs, style.RenderStep("➜", "正在配置 npm 淘宝镜像...", "running"))
+			return m, nextCmd
 		}
-
-		m.state = StateConfiguringNpm
-		m.logs = append(m.logs, style.RenderStep("➜", "正在配置 npm 淘宝镜像...", "running"))
-		return m, configNpmCmd
+		return m, nil
 
 	case installNodeMsg:
 		if msg.err != nil {
@@ -407,6 +463,10 @@ func (m Model) View() string {
 	case StateConfirmInstall:
 		s += fmt.Sprintf("\n%s\n", style.SubtleStyle.Render("是否强制重新安装/更新？[y/N]"))
 
+	case StateGatewayRunning:
+		s += fmt.Sprintf("\n%s\n", style.SubtleStyle.Render("检测到 Moltbot 网关已在运行 (端口 18789 被占用)"))
+		s += fmt.Sprintf("\n%s\n", style.SubtleStyle.Render("是否停止旧进程并重新启动？[y/N]"))
+
 	case StateUninstallConfirm:
 		s += fmt.Sprintf("\n%s\n", style.SubtleStyle.Render("确定要卸载 Moltbot 吗？(这将删除配置文件) [y/N]"))
 
@@ -492,10 +552,11 @@ func checkEnvCmd() tea.Msg {
 		nodeOk           bool
 		moltbotVer       string
 		moltbotInstalled bool
+		gatewayRunning   bool
 		wg               sync.WaitGroup
 	)
 
-	wg.Add(2)
+	wg.Add(3)
 
 	go func() {
 		defer wg.Done()
@@ -507,6 +568,11 @@ func checkEnvCmd() tea.Msg {
 		moltbotVer, moltbotInstalled = sys.CheckMoltbot()
 	}()
 
+	go func() {
+		defer wg.Done()
+		gatewayRunning = sys.IsGatewayRunning()
+	}()
+
 	wg.Wait()
 
 	return checkMsg{
@@ -515,6 +581,7 @@ func checkEnvCmd() tea.Msg {
 		needsNode:        !nodeOk,
 		moltbotVer:       moltbotVer,
 		moltbotInstalled: moltbotInstalled,
+		gatewayRunning:   gatewayRunning,
 	}
 }
 

moltbot/installer/main.go

@@ -22,4 +22,7 @@ func main() {
 			fmt.Println("Web Console: http://127.0.0.1:18789/")
 		}
 	}
+
+	fmt.Println("\n按 Enter 键退出...")
+	fmt.Scanln()
 }