chore: get or remove by states

pkg/task/manager.go

@@ -2,6 +2,7 @@ package task
 
 import (
 	"github.com/alist-org/alist/v3/pkg/generic_sync"
+	"github.com/alist-org/alist/v3/pkg/utils"
 	"github.com/pkg/errors"
 	log "github.com/sirupsen/logrus"
 )
@@ -78,22 +79,24 @@ func (tm *Manager[K]) RemoveAll() {
 	tm.tasks.Clear()
 }
 
-func (tm *Manager[K]) RemoveFinished() {
+func (tm *Manager[K]) RemoveByStates(states ...string) {
 	tasks := tm.GetAll()
 	for _, task := range tasks {
-		if task.state == FINISHED {
+		if utils.SliceContains(states, task.GetState()) {
 			tm.Remove(task.ID)
 		}
 	}
 }
 
-func (tm *Manager[K]) RemoveError() {
-	tasks := tm.GetAll()
-	for _, task := range tasks {
-		if task.Error != nil {
-			tm.Remove(task.ID)
+func (tm *Manager[K]) GetByStates(states ...string) []*Task[K] {
+	var tasks []*Task[K]
+	tm.tasks.Range(func(key K, value *Task[K]) bool {
+		if utils.SliceContains(states, value.GetState()) {
+			tasks = append(tasks, value)
 		}
-	}
+		return true
+	})
+	return tasks
 }
 
 func NewTaskManager[K comparable](maxWorker int, updateID ...func(*K)) *Manager[K] {

pkg/task/task.go

@@ -10,7 +10,7 @@ import (
 var (
 	PENDING   = "pending"
 	RUNNING   = "running"
-	FINISHED  = "finished"
+	Succeeded = "succeeded"
 	CANCELING = "canceling"
 	CANCELED  = "canceled"
 	ERRORED   = "errored"
@@ -65,7 +65,7 @@ func (t *Task[K]) run() {
 	} else if t.Error != nil {
 		t.state = ERRORED
 	} else {
-		t.state = FINISHED
+		t.state = Succeeded
 		if t.callback != nil {
 			t.callback(t)
 		}
@@ -77,7 +77,7 @@ func (t *Task[K]) retry() {
 }
 
 func (t *Task[K]) Cancel() {
-	if t.state == FINISHED || t.state == CANCELED {
+	if t.state == Succeeded || t.state == CANCELED {
 		return
 	}
 	if t.cancel != nil {

pkg/task/task_test.go

@@ -28,7 +28,7 @@ func TestTask_Manager(t *testing.T) {
 		t.Errorf("task status not running: %s", task.state)
 	}
 	time.Sleep(time.Second)
-	if task.state != FINISHED {
+	if task.state != Succeeded {
 		t.Errorf("task status not finished: %s", task.state)
 	}
 }