implementato bulk insert con _id generato

counter.go

@@ -15,7 +15,7 @@ type Counter struct {
 	err  int
 	dup  int
 	time time.Duration
-	wg   []int
+	wg   int
 }
 
 // NewCounter iniitialized Counter structure
@@ -27,7 +27,7 @@ func NewCounter() *Counter {
 		rem:  0,
 		dup:  0,
 		time: 0,
-		wg:   make([]int, opts.Concurrent),
+		wg:   0,
 	}
 }
 
@@ -60,10 +60,10 @@ func (c *Counter) AddRem(add int) {
 }
 
 // AddWG ...
-func (c *Counter) AddWG(id int) {
+func (c *Counter) AddWG() {
 	c.mu.Lock()
 	defer c.mu.Unlock()
-	c.wg[id]++
+	c.wg++
 }
 
 // AddErr ...
@@ -74,10 +74,10 @@ func (c *Counter) AddErr() {
 }
 
 // DelWG ...
-func (c *Counter) DelWG(id int) {
+func (c *Counter) DelWG() {
 	c.mu.Lock()
 	defer c.mu.Unlock()
-	c.wg[id]--
+	c.wg--
 }
 
 // GetUser return total users
@@ -121,10 +121,10 @@ func (c *Counter) GetRem() (ret int) {
 }
 
 // GetWG ...
-func (c *Counter) GetWG(id int) (ret int) {
+func (c *Counter) GetWG() (ret int) {
 	c.mu.Lock()
 	defer c.mu.Unlock()
-	ret = c.wg[id]
+	ret = c.wg
 	return
 }