add container set method

modules/apiact/line/component.go

@@ -85,3 +85,22 @@ type TextComponent struct {
 	Color    NullString  `json:"color,omitempty"`
 	Action   interface{} `json:"action,omitempty"`
 }
+
+// NewBoxComponent -
+func NewBoxComponent(layout string) (box *BoxComponent) {
+	box = &BoxComponent{}
+	box.Type = "box"
+	box.SetLayout(layout)
+	return
+}
+
+// SetLayout -
+func (p *BoxComponent) SetLayout(layout string) {
+	switch layout {
+	case "horizontal":
+	case "vertical":
+		p.Layout = layout
+	default:
+		p.Layout = "horizontal"
+	}
+}

modules/apiact/line/container.go

@@ -44,9 +44,23 @@ func NewCarouselContainer() *CarouselContainer {
 }
 
 // AddContent -
-func (p *CarouselContainer) AddContent(obj ...*BubbleContainer) (err error) {
-	if len(obj) == 0 {
+func (p *CarouselContainer) AddContent(items ...*BubbleContainer) (err error) {
+	if len(items) == 0 {
 		return errors.New("no item")
 	}
+	if len(items) > 10 {
+		return errors.New("too many items")
+	}
+	if len(items)+len(p.Contents) > 10 {
+		return errors.New("too many items")
+	}
+
+	for _, v := range items {
+		if v == nil {
+			continue
+		}
+		p.Contents = append(p.Contents, v)
+	}
+
 	return
 }