fix: carousel card template message

Signed-off-by: sarthakjdev <jsarthak448@gmail.com>

Author: sarthakjdev

.gitignore

@@ -1,3 +1,4 @@
 node_modules
 .vscode/
-dist/*
+dist/*
+.omx

manager/template_manager.go

@@ -75,7 +75,7 @@ type WhatsAppBusinessTemplatesFetchResponseEdge struct {
 
 // TemplateMessageComponentCard represents a card component in a message template.
 type TemplateMessageComponentCard struct {
-	// Add card-specific fields if needed.
+	CardIndex  int                                       `json:"card_index,omitempty"`
 	Components []WhatsAppBusinessHSMWhatsAppHSMComponent `json:"components,omitempty"`
 }
 
@@ -141,6 +141,7 @@ const (
 	MessageTemplateComponentFormatText     MessageTemplateComponentFormat = "TEXT"
 	MessageTemplateComponentFormatImage    MessageTemplateComponentFormat = "IMAGE"
 	MessageTemplateComponentFormatDocument MessageTemplateComponentFormat = "DOCUMENT"
+	MessageTemplateComponentFormatProduct  MessageTemplateComponentFormat = "PRODUCT"
 	MessageTemplateComponentFormatVideo    MessageTemplateComponentFormat = "VIDEO"
 	MessageTemplateComponentFormatLocation MessageTemplateComponentFormat = "LOCATION"
 )
@@ -183,6 +184,7 @@ type WhatsappMessageTemplateButtonCreateRequestBodyAlias = WhatsappMessageTempla
 // WhatsappMessageTemplateComponentCreateOrUpdateRequestBody represents the request body for creating/updating a component.
 type WhatsappMessageTemplateComponentCreateOrUpdateRequestBody struct {
 	Type    MessageTemplateComponentType                     `json:"type,omitempty"`
+	Cards   []TemplateMessageComponentCard                   `json:"cards,omitempty"`
 	Format  MessageTemplateComponentFormat                   `json:"format,omitempty"`
 	Text    string                                           `json:"text,omitempty"`
 	Buttons []WhatsappMessageTemplateButtonCreateRequestBody `json:"buttons,omitempty"`
@@ -296,8 +298,8 @@ type TemplateMigrationResponse struct {
 // MigrateFromOtherBusinessAccount migrates templates from another business account.
 func (manager *TemplateManager) MigrateFromOtherBusinessAccount(sourcePageNumber int, sourceWabaId int) (*TemplateMigrationResponse, error) {
 	apiRequest := manager.requester.NewApiRequest(strings.Join([]string{manager.businessAccountId, "migrate_message_templates"}, "/"), http.MethodGet)
-	apiRequest.AddQueryParam("page_number", string(sourcePageNumber))
-	apiRequest.AddQueryParam("source_waba_id", string(sourceWabaId))
+	apiRequest.AddQueryParam("page_number", strconv.Itoa(sourcePageNumber))
+	apiRequest.AddQueryParam("source_waba_id", strconv.Itoa(sourceWabaId))
 	response, err := apiRequest.Execute()
 	if err != nil {
 		return nil, err

pkg/components/template_message.go

@@ -84,14 +84,19 @@ func (t TemplateMessageComponentBodyType) GetComponentType() string {
 	return string(t.Type)
 }
 
-type TemplateMessageCaraouselCard struct {
+type TemplateMessageCarouselCard struct {
 	CardIndex  int                        `json:"card_index" validate:"required"`
 	Components []TemplateMessageComponent `json:"components" validate:"required"` // only header, buttons and body
 }
 
 type TemplateMessageComponentCarouselType struct {
-	Type  TemplateMessageComponentType   `json:"type" validate:"required"` // "carousel"
-	Cards []TemplateMessageCaraouselCard `json:"cards" validate:"required"`
+	Type  TemplateMessageComponentType  `json:"type" validate:"required"` // "carousel"
+	Cards []TemplateMessageCarouselCard `json:"cards" validate:"required"`
+}
+
+// GetComponentType returns the component type.
+func (t TemplateMessageComponentCarouselType) GetComponentType() string {
+	return string(t.Type)
 }
 
 // TemplateMessageParameterType represents the type of a parameter.
@@ -284,6 +289,33 @@ func (tm *TemplateMessage) AddBody(params TemplateMessageComponentBodyType) {
 	}
 }
 
+// AddCarousel adds (or overrides) a carousel component in the template message.
+// Only one carousel is allowed, and a carousel can contain up to 10 cards.
+func (tm *TemplateMessage) AddCarousel(params TemplateMessageComponentCarouselType) error {
+	if len(params.Cards) > 10 {
+		return fmt.Errorf("maximum number of carousel cards reached")
+	}
+
+	var existingCarouselIndex int
+	var found bool
+
+	for i, component := range tm.Components {
+		if TemplateMessageComponentType(component.GetComponentType()) == TemplateMessageComponentTypeCarousel {
+			existingCarouselIndex = i
+			found = true
+			break
+		}
+	}
+
+	if found {
+		tm.Components[existingCarouselIndex] = params
+	} else {
+		tm.Components = append(tm.Components, params)
+	}
+
+	return nil
+}
+
 // AddButton adds a button component to the template message.
 // A maximum of 10 buttons is allowed.
 func (tm *TemplateMessage) AddButton(params TemplateMessageComponentButtonType) error {