change the priorityQueue to specifically contain embedder.FlutterTask's

Author: pchampio

event-loop.go

@@ -100,7 +100,7 @@ func (t *EventLoop) WaitForEvents(rendererWaitEvents func(float64)) {
 
 	// Fire expired tasks.
 	for _, item := range expiredTasks {
-		task := item.Value.(embedder.FlutterTask)
+		task := item.Value
 		if t.onExpiredTask(&task) != embedder.ResultSuccess {
 			fmt.Printf("go-flutter: couldn't process task %v\n", task)
 		}

internal/priorityqueue/priorityqueue.go

@@ -3,12 +3,14 @@ package priorityqueue
 import (
 	"sync"
 	"time"
+
+	"github.com/go-flutter-desktop/go-flutter/embedder"
 )
 
 // An Item is something we manage in a priority queue.
 type Item struct {
-	Value    interface{} // The value of the item; arbitrary.
-	FireTime time.Time   // The priority of the item in the queue.
+	Value    embedder.FlutterTask // The value of the item
+	FireTime time.Time            // The priority of the item in the queue.
 
 	// The index is needed by update and is maintained by the heap.Interface methods.
 	index int // The index of the item in the heap.