Merge pull request #5 from Selly-Modules/response-total-in-query-all

update query - response total to pagination

action_query.go

@@ -2,6 +2,7 @@ package audit
 
 import (
 	"context"
+	"sync"
 
 	"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/mongo/options"
@@ -17,27 +18,39 @@ type AllQuery struct {
 }
 
 // All ...
-func (s Service) All(query AllQuery) []Audit {
+func (s Service) All(query AllQuery) (result []Audit, total int64) {
 	var (
 		ctx     = context.Background()
 		colName = getColName(query.Target)
 		skip    = query.Page * query.Limit
-		result  = make([]Audit, 0)
+		wg      sync.WaitGroup
 	)
+	cond := bson.D{
+		{"target", query.Target},
+		{"targetId", query.TargetID},
+	}
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
 		opts := options.Find().SetLimit(query.Limit).SetSkip(skip).SetSort(bson.M{"_id": -1})
 		if query.Sort != nil {
 			opts.SetSort(query.Sort)
 		}
 
 		// Find db
-	cursor, err := s.DB.Collection(colName).Find(ctx, bson.D{
-		{"target", query.Target},
-		{"targetId", query.TargetID},
-	}, opts)
+		cursor, err := s.DB.Collection(colName).Find(ctx, cond, opts)
 		if err != nil {
-		return result
+			return
 		}
 		defer cursor.Close(ctx)
 		cursor.All(ctx, &result)
-	return result
+	}()
+
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		total, _ = s.DB.Collection(colName).CountDocuments(ctx, cond)
+	}()
+	wg.Wait()
+	return result, total
 }