375 lines
12 KiB
Go
375 lines
12 KiB
Go
package app
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"strings"
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"sync"
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"time"
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"unicode/utf8"
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"infinite-canvas/backend/internal/auth"
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"infinite-canvas/backend/internal/canvas"
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"infinite-canvas/backend/internal/kernel"
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"infinite-canvas/backend/internal/model"
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"infinite-canvas/backend/internal/payment"
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"infinite-canvas/backend/internal/platform"
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"infinite-canvas/backend/internal/prompts"
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"infinite-canvas/backend/internal/repository"
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"infinite-canvas/backend/internal/skills"
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)
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type Service struct {
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repo *repository.Repository
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dataDir string
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cancelMu sync.Mutex
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registrationMu sync.Mutex
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emailCodeMu sync.Mutex
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redeemBatchMu sync.Mutex
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storageMu sync.Mutex
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storageTestMu sync.Mutex
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workerRuntimeMu sync.Mutex
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agentSchedulerMu sync.Mutex
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agentSchedulerCursor string
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activeStorageTests map[string]bool
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characterTaskMu sync.Mutex
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activeCancels map[string]context.CancelFunc
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pendingStorage map[string]int64
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coordinator *platform.Coordinator
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platform *platform.Service
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taskBillingCoordinator *taskBillingCoordinator
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taskTerminalCoordinator *taskTerminalCoordinator
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taskRouteExecutor *taskRouteExecutor
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taskWorkerCoordinator *taskWorkerCoordinator
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taskLifecycleCoordinator *taskLifecycleCoordinator
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runtimeErr error
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pluginRuntime *pluginRuntime
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pluginRuntimeErr error
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paymentRegistry *payment.Registry
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workerID string
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routeCatalogMu sync.RWMutex
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routeCatalogRefreshMu sync.Mutex
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routeCatalog *routeCatalogSnapshot
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routeCatalogTTL time.Duration
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routeCatalogMaxStale time.Duration
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routeCatalogVersion int64
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routeHealthMu sync.Mutex
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routeHealthBlocked map[string]time.Time
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workers *platform.Worker
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updateManager UpdateManager
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readCachesOnce sync.Once
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concurrencyReadCache *platform.BoundedReadCache[string, platform.RuntimeTaskPolicy]
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textReplayReadCache *platform.BoundedReadCache[textReplayCacheKey, *TextReplayResult]
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routeVersionReadCache *platform.BoundedReadCache[string, int64]
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routeCatalogRetryAt time.Time
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routeCatalogRefreshError error
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skills *skills.Service
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prompts *prompts.Service
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auth *auth.Service
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canvas *canvas.Service
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}
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const taskWorkerConcurrency = 3
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const taskLogPayloadLimit = 4000
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type CreateTaskRequest struct {
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creationPrepare *creationTaskPreparation
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admission *taskAdmission
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ProjectID string `json:"projectId"`
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Type string `json:"type"`
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Operation string `json:"operation"`
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Prompt string `json:"prompt"`
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Provider string `json:"provider"`
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Model string `json:"model"`
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LogicalModelID string `json:"logicalModelId"`
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Input map[string]any `json:"input"`
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TraceID string `json:"-"`
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RequestID string `json:"-"`
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}
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type TaskListOptions struct {
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Limit int
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ProjectID string
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ActiveOnly bool
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}
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func New(repo *repository.Repository, dataDir string) *Service {
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return newService(repo, dataDir)
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}
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func newService(repo *repository.Repository, dataDir string) *Service {
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coordinator, err := platform.NewCoordinator(repo.Dialect())
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pluginRuntime, pluginRuntimeErr := newPluginRuntime(dataDir)
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paymentRegistry, _ := payment.NewRegistry()
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if pluginRuntime != nil {
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if dynamic := pluginRuntime.paymentRegistrySnapshot(); dynamic != nil {
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paymentRegistry = dynamic
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}
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}
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service := &Service{repo: repo, dataDir: dataDir, activeStorageTests: make(map[string]bool), activeCancels: make(map[string]context.CancelFunc), coordinator: coordinator, runtimeErr: err, pluginRuntime: pluginRuntime, pluginRuntimeErr: pluginRuntimeErr, paymentRegistry: paymentRegistry, workerID: newID(), routeCatalogTTL: 30 * time.Second, routeCatalogMaxStale: 5 * time.Minute, routeHealthBlocked: make(map[string]time.Time)}
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service.taskBillingCoordinator = newTaskBillingCoordinator(service.repo)
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service.taskTerminalCoordinator = newTaskTerminalCoordinator(service)
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service.taskRouteExecutor = newTaskRouteExecutor(service)
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service.taskWorkerCoordinator = newTaskWorkerCoordinator(service)
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service.taskLifecycleCoordinator = newTaskLifecycleCoordinator(service)
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service.skills = skills.New(service.repo, service.dataDir, service.runWorkerLoop)
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service.prompts = prompts.New(service.repo, promptAdminGate{svc: service})
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service.auth = auth.New(service.repo, authHost{svc: service}, nil)
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service.canvas = canvas.New(service.repo, canvasHost{svc: service})
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service.platform = platform.New(service.repo, coordinator, platformHost{svc: service})
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return service
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}
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func (s *Service) taskBilling() *taskBillingCoordinator {
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if s.taskBillingCoordinator != nil {
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return s.taskBillingCoordinator
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}
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// 部分单元测试直接构造 Service 字面量；延迟创建保持这些测试和内部工具兼容。
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return newTaskBillingCoordinator(s.repo)
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}
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func (s *Service) StartWorker() {
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runtime := s.backgroundWorkers()
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ctx, started := runtime.Start()
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if !started {
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return
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}
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s.taskWorker().start(ctx)
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s.startResourceDeletionWorker(ctx)
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s.startSkillSyncWorker(ctx)
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s.startPaymentWorker(ctx)
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}
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func (s *Service) BeginDrain() { s.backgroundWorkers().BeginDrain() }
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func (s *Service) StopWorker(ctx context.Context) error { return s.backgroundWorkers().Stop(ctx) }
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func (s *Service) IsDraining() bool { return s.backgroundWorkers().IsDraining() }
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func (s *Service) ActiveWorkerTasks() int64 { return s.backgroundWorkers().ActiveTaskCount() }
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func (s *Service) backgroundWorkers() *platform.Worker {
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s.workerRuntimeMu.Lock()
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defer s.workerRuntimeMu.Unlock()
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if s.workers == nil {
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s.workers = &platform.Worker{}
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}
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return s.workers
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}
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func (s *Service) runWorkerLoop(fn func(context.Context)) bool {
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return s.backgroundWorkers().GoLoop(fn)
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}
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func (s *Service) runWorkerTask(fn func()) bool {
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return s.backgroundWorkers().GoTask(fn)
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}
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func channelModelNames(channel model.ModelChannel) []string {
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models := []string{}
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_ = json.Unmarshal([]byte(channel.ModelsJSON), &models)
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return uniqueNonEmpty(models)
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}
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func (s *Service) Tasks(userID string, limit int) ([]TaskSummary, error) {
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return s.TasksWithOptions(userID, TaskListOptions{Limit: limit})
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}
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func (s *Service) TasksWithOptions(userID string, options TaskListOptions) ([]TaskSummary, error) {
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tasks, err := s.repo.Tasks(userID, options.Limit, options.ProjectID, options.ActiveOnly)
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if err != nil {
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return nil, err
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}
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orders, err := s.repo.BillingOrdersByTaskIDs(userID, taskBillingTaskIDs(tasks))
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if err != nil {
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return nil, err
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}
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return taskSummariesForOutputWithBilling(tasks, orders), nil
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}
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func (s *Service) Task(userID string, id string) (*model.Task, error) {
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task, err := s.repo.TaskForUser(userID, id)
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if err != nil {
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return nil, err
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}
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s.hydrateTaskProviderRequestID(task)
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return taskForOutput(*task), nil
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}
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func (s *Service) hydrateTaskProviderRequestID(task *model.Task) {
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if task == nil || task.ProviderRequestID != "" {
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return
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}
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if task.BillingOrderID != "" {
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if order, err := s.repo.BillingOrder(task.BillingOrderID); err == nil {
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task.ProviderRequestID = strings.TrimSpace(order.ProviderRequestID)
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}
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}
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if task.ProviderRequestID == "" {
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if providerRequestID, err := s.repo.LatestProviderRequestIDForTask(task.ID); err == nil {
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task.ProviderRequestID = providerRequestID
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}
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}
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}
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// 上游请求日志会在任务执行期间更新 provider 状态，终态保存前必须重新合并，避免旧任务对象覆盖可恢复 ID。
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func (s *Service) refreshTaskProviderState(task *model.Task) error {
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if task == nil || task.ID == "" {
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return errors.New("任务状态无效")
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}
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latest, err := s.repo.Task(task.ID)
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if err != nil {
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return fmt.Errorf("刷新任务上游状态失败：%w", err)
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}
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if latest.ProviderRequestID != "" {
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task.ProviderRequestID = latest.ProviderRequestID
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}
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task.PollStage = latest.PollStage
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task.NextPollAt = latest.NextPollAt
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task.ProviderCancelStatus = latest.ProviderCancelStatus
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task.ProviderCancelError = latest.ProviderCancelError
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task.ProviderCancelAttempts = latest.ProviderCancelAttempts
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task.ProviderCancelRequestedAt = latest.ProviderCancelRequestedAt
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task.ProviderCancelledAt = latest.ProviderCancelledAt
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task.ProviderCancelNextCheckAt = latest.ProviderCancelNextCheckAt
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return nil
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}
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func (s *Service) RetryTask(userID string, id string) (*model.Task, error) {
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return s.taskLifecycle().retryTask(userID, id)
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}
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func (s *Service) CancelTask(ctx context.Context, userID string, id string) (*model.Task, error) {
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return s.taskLifecycle().cancelTask(ctx, userID, id)
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}
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func (s *Service) TaskLogs(userID string, id string) ([]model.TaskLog, error) {
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return s.repo.TaskLogs(userID, id)
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}
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func (s *Service) ProcessNextTask() error {
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return s.taskWorker().processNextTask()
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}
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func shotIDs(prefix string, count int) []string {
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ids := make([]string, 0, count)
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for index := 0; index < count; index++ {
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ids = append(ids, fmt.Sprintf("%s-shot-%d", prefix, index+1))
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}
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return ids
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}
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func stringSlice(value any) []string {
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items, ok := value.([]interface{})
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if !ok {
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text := stringValue(value)
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if text == "" {
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return nil
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}
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return []string{text}
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}
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result := make([]string, 0, len(items))
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for _, item := range items {
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if text := strings.TrimSpace(fmt.Sprint(item)); text != "" {
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result = append(result, text)
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}
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}
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return result
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}
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func stringValue(value any) string {
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text := strings.TrimSpace(fmt.Sprint(value))
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if text == "<nil>" {
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return ""
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}
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return text
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}
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func (s *Service) log(userID string, taskID string, level string, message string, payload string) error {
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traceID := ""
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requestID := ""
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if taskID != "" {
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if task, err := s.repo.Task(taskID); err == nil {
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traceID = task.TraceID
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requestID = task.RequestID
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}
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}
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return s.repo.Create(&model.TaskLog{ID: newID(), UserID: userID, TaskID: taskID, TraceID: traceID, RequestID: requestID, Level: level, Message: message, Payload: truncateTaskLogPayload(payload)})
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}
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func truncateTaskLogPayload(payload string) string {
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if len(payload) <= taskLogPayloadLimit {
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return payload
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}
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end := taskLogPayloadLimit
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for end > 0 && !utf8.ValidString(payload[:end]) {
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end--
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}
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return payload[:end] + fmt.Sprintf("\n...（日志内容已截断，原始长度 %d 字符）", len(payload))
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}
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func (s *Service) registerActiveTask(id string, cancel context.CancelFunc) {
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s.cancelMu.Lock()
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defer s.cancelMu.Unlock()
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s.activeCancels[id] = cancel
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}
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func (s *Service) unregisterActiveTask(id string) {
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s.cancelMu.Lock()
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defer s.cancelMu.Unlock()
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delete(s.activeCancels, id)
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}
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func (s *Service) cancelActiveTask(id string) {
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s.cancelMu.Lock()
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cancel := s.activeCancels[id]
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s.cancelMu.Unlock()
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if cancel != nil {
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cancel()
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}
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}
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func nodeOp(id string, nodeType string, title string, x int, y int, workflowKind string, content string) map[string]any {
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return nodeOpWithMetadata(id, nodeType, title, x, y, map[string]any{"content": content, "workflowKind": workflowKind, "status": "idle"})
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}
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func nodeOpWithMetadata(id string, nodeType string, title string, x int, y int, metadata map[string]any) map[string]any {
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return map[string]any{
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"type": "add_node",
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"id": id,
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"nodeType": nodeType,
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"title": title,
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"position": map[string]int{"x": x, "y": y},
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"metadata": metadata,
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}
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}
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func connectOp(from string, to string) map[string]any {
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return map[string]any{"type": "connect_nodes", "fromNodeId": from, "toNodeId": to}
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}
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func ptr[T any](value T) *T {
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return kernel.Ptr(value)
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}
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func shortTitle(value string, max int) string {
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title := strings.TrimSpace(value)
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if title == "" {
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title = "影视分镜"
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}
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if len([]rune(title)) > max {
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return string([]rune(title)[:max]) + "..."
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}
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return title
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}
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func defaultString(value string, fallback string) string {
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return kernel.DefaultString(value, fallback)
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}
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func newID() string {
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return kernel.NewID()
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}
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