♻️ Refactor code

internal/services/service_manager.go

@@ -9,6 +9,7 @@ import (
 type ServiceManager struct {
 	configService   *ConfigService
 	documentService *DocumentService
+	systemService   *SystemService
 	logger          *log.LoggerService
 }
 
@@ -23,6 +24,9 @@ func NewServiceManager() *ServiceManager {
 	// 初始化文档服务
 	documentService := NewDocumentService(configService, logger)
 
+	// 初始化系统服务
+	systemService := NewSystemService(logger)
+
 	// 初始化文档服务
 	err := documentService.Initialize()
 	if err != nil {
@@ -33,6 +37,7 @@ func NewServiceManager() *ServiceManager {
 	return &ServiceManager{
 		configService:   configService,
 		documentService: documentService,
+		systemService:   systemService,
 		logger:          logger,
 	}
 }
@@ -42,5 +47,6 @@ func (sm *ServiceManager) GetServices() []application.Service {
 	return []application.Service{
 		application.NewService(sm.configService),
 		application.NewService(sm.documentService),
+		application.NewService(sm.systemService),
 	}
 }

internal/services/system_service.go

@@ -0,0 +1,83 @@
+package services
+
+import (
+	"fmt"
+	"runtime"
+
+	"github.com/wailsapp/wails/v3/pkg/services/log"
+)
+
+// SystemService 系统监控服务
+type SystemService struct {
+	logger *log.LoggerService
+}
+
+// MemoryStats 内存统计信息
+type MemoryStats struct {
+	// 当前堆内存使用量（字节）
+	HeapInUse uint64 `json:"heapInUse"`
+	// 堆内存分配总量（字节）
+	HeapAlloc uint64 `json:"heapAlloc"`
+	// 系统内存使用量（字节）
+	Sys uint64 `json:"sys"`
+	// GC 次数
+	NumGC uint32 `json:"numGC"`
+	// GC 暂停时间（纳秒）
+	PauseTotalNs uint64 `json:"pauseTotalNs"`
+	// Goroutine 数量
+	NumGoroutine int `json:"numGoroutine"`
+}
+
+// NewSystemService 创建新的系统服务实例
+func NewSystemService(logger *log.LoggerService) *SystemService {
+	return &SystemService{
+		logger: logger,
+	}
+}
+
+// GetMemoryStats 获取当前内存统计信息
+func (ss *SystemService) GetMemoryStats() MemoryStats {
+	var m runtime.MemStats
+	runtime.ReadMemStats(&m)
+
+	return MemoryStats{
+		HeapInUse:    m.HeapInuse,
+		HeapAlloc:    m.HeapAlloc,
+		Sys:          m.Sys,
+		NumGC:        m.NumGC,
+		PauseTotalNs: m.PauseTotalNs,
+		NumGoroutine: runtime.NumGoroutine(),
+	}
+}
+
+// FormatBytes 格式化字节数为人类可读的格式
+func (ss *SystemService) FormatBytes(bytes uint64) string {
+	const unit = 1024
+	if bytes < unit {
+		return "< 1 KB"
+	}
+	div, exp := uint64(unit), 0
+	for n := bytes / unit; n >= unit; n /= unit {
+		div *= unit
+		exp++
+	}
+
+	switch exp {
+	case 0:
+		return "< 1 KB"
+	case 1:
+		return fmt.Sprintf("%.1f KB", float64(bytes)/float64(div))
+	case 2:
+		return fmt.Sprintf("%.1f MB", float64(bytes)/float64(div))
+	case 3:
+		return fmt.Sprintf("%.1f GB", float64(bytes)/float64(div))
+	default:
+		return fmt.Sprintf("%.1f TB", float64(bytes)/float64(div))
+	}
+}
+
+// TriggerGC 手动触发垃圾回收
+func (ss *SystemService) TriggerGC() {
+	runtime.GC()
+	ss.logger.Info("Manual GC triggered")
+}