160 lines
3.9 KiB
Go
160 lines
3.9 KiB
Go
package transfer
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import (
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"context"
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"crypto/tls"
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"fmt"
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"log/slog"
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"mesh-drop/internal/config"
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"mesh-drop/internal/discovery"
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"mesh-drop/internal/security"
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"net/http"
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"path/filepath"
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"sync"
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"github.com/gin-gonic/gin"
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"github.com/wailsapp/wails/v3/pkg/application"
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"github.com/wailsapp/wails/v3/pkg/services/notifications"
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)
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type Service struct {
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config *config.Config
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notifier *notifications.NotificationService
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app *application.App
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port int
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// pendingRequests 存储等待用户确认的通道
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// Key: TransferID, Value: *Transfer
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transferList sync.Map
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discoveryService *discovery.Service
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// cancelMap 存储取消操作的通道
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// Key: TransferID, Value: context.CancelFunc
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cancelMap sync.Map
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httpClient *http.Client
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}
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func NewService(config *config.Config, app *application.App, notifier *notifications.NotificationService, port int, discoveryService *discovery.Service) *Service {
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gin.SetMode(gin.ReleaseMode)
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// 配置自定义 HTTP 客户端以跳过自签名证书验证
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tr := &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
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}
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httpClient := &http.Client{
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Transport: tr,
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Timeout: 0,
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}
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return &Service{
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app: app,
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notifier: notifier,
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port: port,
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discoveryService: discoveryService,
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config: config,
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httpClient: httpClient,
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}
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}
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func init() {
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application.RegisterEvent[application.Void]("transfer:refreshList")
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}
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func (s *Service) GetPort() int {
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return s.port
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}
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func (s *Service) Start() {
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r := gin.Default()
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transfer := r.Group("/transfer")
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{
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transfer.POST("/ask", s.handleAsk)
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transfer.PUT("/upload/:id", s.handleUpload)
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}
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go func() {
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configDir := config.GetConfigDir()
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certPath := filepath.Join(configDir, "server.crt")
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keyPath := filepath.Join(configDir, "server.key")
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if err := security.EnsureCertificates(certPath, keyPath); err != nil {
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slog.Error("Failed to generate certificates", "error", err, "component", "transfer")
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return
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}
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addr := fmt.Sprintf(":%d", s.port)
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slog.Info("Transfer service listening (HTTPS)", "address", addr, "component", "transfer")
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if err := r.RunTLS(addr, certPath, keyPath); err != nil {
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slog.Error("Transfer service error", "error", err, "component", "transfer")
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}
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}()
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}
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func (s *Service) GetTransferList() []*Transfer {
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var requests []*Transfer = make([]*Transfer, 0)
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s.transferList.Range(func(key, value any) bool {
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requests = append(requests, value.(*Transfer))
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return true
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})
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return requests
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}
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func (s *Service) GetTransfer(transferID string) (*Transfer, bool) {
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val, ok := s.transferList.Load(transferID)
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if !ok {
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return nil, false
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}
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return val.(*Transfer), true
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}
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func (s *Service) CancelTransfer(transferID string) {
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if cancel, ok := s.cancelMap.Load(transferID); ok {
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cancel.(context.CancelFunc)()
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s.cancelMap.Delete(transferID)
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t, ok := s.GetTransfer(transferID)
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if ok {
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t.Status = TransferStatusCanceled
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s.StoreTransferToList(t)
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}
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}
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}
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func (s *Service) StoreTransfersToList(transfers []*Transfer) {
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for _, transfer := range transfers {
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s.transferList.Store(transfer.ID, transfer)
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}
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s.NotifyTransferListUpdate()
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}
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func (s *Service) StoreTransferToList(transfer *Transfer) {
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s.transferList.Store(transfer.ID, transfer)
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s.NotifyTransferListUpdate()
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}
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func (s *Service) NotifyTransferListUpdate() {
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s.app.Event.Emit("transfer:refreshList")
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}
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// CleanTransferList 清理完成的 transfer
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func (s *Service) CleanTransferList() {
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s.transferList.Range(func(key, value any) bool {
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task := value.(*Transfer)
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if task.Status == TransferStatusCompleted ||
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task.Status == TransferStatusError ||
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task.Status == TransferStatusCanceled ||
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task.Status == TransferStatusRejected {
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s.transferList.Delete(key)
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}
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return true
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})
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s.NotifyTransferListUpdate()
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}
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func (s *Service) DeleteTransfer(transferID string) {
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s.transferList.Delete(transferID)
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s.NotifyTransferListUpdate()
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}
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