feat: task manage api

pkg/task/manager.go

@@ -99,6 +99,14 @@ func (tm *Manager[K]) GetByStates(states ...string) []*Task[K] {
 	return tasks
 }
 
+func (tm *Manager[K]) ListUndone() []*Task[K] {
+	return tm.GetByStates(PENDING, RUNNING, CANCELING)
+}
+
+func (tm *Manager[K]) ListDone() []*Task[K] {
+	return tm.GetByStates(SUCCEEDED, CANCELED, ERRORED)
+}
+
 func NewTaskManager[K comparable](maxWorker int, updateID ...func(*K)) *Manager[K] {
 	tm := &Manager[K]{
 		tasks:   generic_sync.MapOf[K, *Task[K]]{},

pkg/task/task.go

@@ -10,7 +10,7 @@ import (
 var (
 	PENDING   = "pending"
 	RUNNING   = "running"
-	Succeeded = "succeeded"
+	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 = Succeeded
+		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 == Succeeded || 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 != Succeeded {
+	if task.state != SUCCEEDED {
 		t.Errorf("task status not finished: %s", task.state)
 	}
 }