more omitempty

examples/kitchensink/server.go

@@ -69,6 +69,9 @@ type KitchenSink struct {
 
 // NewKitchenSink function
 func NewKitchenSink(channelSecret, channelToken, appBaseURL string) (*KitchenSink, error) {
+	if appBaseURL == "" {
+		return nil, fmt.Errorf("missing appBaseURL")
+	}
 	bot, err := messaging_api.NewMessagingApiAPI(
 		channelToken,
 	)
@@ -199,10 +202,7 @@ func (app *KitchenSink) handleText(message *webhook.TextMessageContent, replyTok
 		template := &messaging_api.ButtonsTemplate{
 			ThumbnailImageUrl: imageURL,
 			Title:             "My button sample",
-			DefaultAction: &messaging_api.UriAction{
-				Label: "Go to line.me",
-				Uri:   "https://line.me",
-			},
+			Text: "Hello",
 			Actions: []messaging_api.ActionInterface{
 				&messaging_api.UriAction{
 					Label: "Go to line.me",

generator/src/main/java/line/bot/generator/pebble/IsOmitEmptyFunction.java

@@ -33,6 +33,10 @@ public Object execute(Map<String, Object> args, PebbleTemplate self, EvaluationC
             // As a result, the default value is empty string.
             return true;
         }
+        if (var.isString) {
+            // such as imageBackgroundColor in ButtonsTemplate.
+            return true;
+        }
         if (var.isPrimitiveType) {
             return false;
         }

linebot/channel_access_token/model_error_response.go

@@ -28,12 +28,12 @@ type ErrorResponse struct {
 	/**
 	 * Error summary
 	 */
-	Error string `json:"error"`
+	Error string `json:"error,omitempty"`
 
 	/**
 	 * Details of the error. Not returned in certain situations.
 	 */
-	ErrorDescription string `json:"error_description"`
+	ErrorDescription string `json:"error_description,omitempty"`
 }
 
 func NewErrorResponse() *ErrorResponse {

linebot/channel_access_token/model_verify_channel_access_token_response.go

@@ -38,7 +38,7 @@ type VerifyChannelAccessTokenResponse struct {
 	/**
 	 * Permissions granted to the channel access token.
 	 */
-	Scope string `json:"scope"`
+	Scope string `json:"scope,omitempty"`
 }
 
 func NewVerifyChannelAccessTokenResponse(

linebot/insight/model_area_tile.go

@@ -28,7 +28,7 @@ type AreaTile struct {
 	/**
 	 * users' country and region
 	 */
-	Area string `json:"area"`
+	Area string `json:"area,omitempty"`
 
 	/**
 	 * Percentage

linebot/insight/model_error_detail.go

@@ -28,12 +28,12 @@ type ErrorDetail struct {
 	/**
 	 * Details of the error. Not included in the response under certain situations.
 	 */
-	Message string `json:"message"`
+	Message string `json:"message,omitempty"`
 
 	/**
 	 * Location of where the error occurred. Returns the JSON field name or query parameter name of the request. Not included in the response under certain situations.
 	 */
-	Property string `json:"property"`
+	Property string `json:"property,omitempty"`
 }
 
 func NewErrorDetail() *ErrorDetail {

linebot/insight/model_get_message_event_response_click.go

@@ -33,7 +33,7 @@ type GetMessageEventResponseClick struct {
 	/**
 	 * URL.
 	 */
-	Url string `json:"url"`
+	Url string `json:"url,omitempty"`
 
 	/**
 	 * Number of times the URL was opened.

linebot/insight/model_get_message_event_response_overview.go

@@ -28,7 +28,7 @@ type GetMessageEventResponseOverview struct {
 	/**
 	 * Request ID.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 
 	/**
 	 * UNIX timestamp for message delivery time in seconds.

linebot/liff/model_add_liff_app_request.go

@@ -33,7 +33,7 @@ type AddLiffAppRequest struct {
 	/**
 	 * Name of the LIFF app.  The LIFF app name can't include \"LINE\" or similar strings, or inappropriate strings.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * Get Features
@@ -43,7 +43,7 @@ type AddLiffAppRequest struct {
 	/**
 	 * How additional information in LIFF URLs is handled. Specify `concat`.
 	 */
-	PermanentLinkPattern string `json:"permanentLinkPattern"`
+	PermanentLinkPattern string `json:"permanentLinkPattern,omitempty"`
 
 	/**
 	 * Get Scope

linebot/liff/model_liff_app.go

@@ -28,7 +28,7 @@ type LiffApp struct {
 	/**
 	 * LIFF app ID
 	 */
-	LiffId string `json:"liffId"`
+	LiffId string `json:"liffId,omitempty"`
 
 	/**
 	 * Get View
@@ -38,7 +38,7 @@ type LiffApp struct {
 	/**
 	 * Name of the LIFF app
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * Get Features
@@ -48,7 +48,7 @@ type LiffApp struct {
 	/**
 	 * How additional information in LIFF URLs is handled. concat is returned.
 	 */
-	PermanentLinkPattern string `json:"permanentLinkPattern"`
+	PermanentLinkPattern string `json:"permanentLinkPattern,omitempty"`
 
 	/**
 	 * Get Scope

linebot/liff/model_update_liff_app_request.go

@@ -33,7 +33,7 @@ type UpdateLiffAppRequest struct {
 	/**
 	 * Name of the LIFF app.  The LIFF app name can't include \"LINE\" or similar strings, or inappropriate strings.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * Get Features
@@ -43,7 +43,7 @@ type UpdateLiffAppRequest struct {
 	/**
 	 * How additional information in LIFF URLs is handled. Specify `concat`.
 	 */
-	PermanentLinkPattern string `json:"permanentLinkPattern"`
+	PermanentLinkPattern string `json:"permanentLinkPattern,omitempty"`
 
 	/**
 	 * Get Scope

linebot/manage_audience/model_add_audience_to_audience_group_request.go

@@ -33,7 +33,7 @@ type AddAudienceToAudienceGroupRequest struct {
 	/**
 	 * The audience's name.
 	 */
-	UploadDescription string `json:"uploadDescription"`
+	UploadDescription string `json:"uploadDescription,omitempty"`
 
 	/**
 	 * An array of up to 10,000 user IDs or IFAs.

linebot/manage_audience/model_audience.go

@@ -28,7 +28,7 @@ type Audience struct {
 	/**
 	 * A user ID or IFA. You can specify an empty array.
 	 */
-	Id string `json:"id"`
+	Id string `json:"id,omitempty"`
 }
 
 func NewAudience() *Audience {

linebot/manage_audience/model_audience_group.go

@@ -38,7 +38,7 @@ type AudienceGroup struct {
 	/**
 	 * The audience's name.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * Get Status
@@ -63,12 +63,12 @@ type AudienceGroup struct {
 	/**
 	 * The request ID that was specified when the audience was created. This is only included when `audienceGroup.type` is CLICK or IMP.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 
 	/**
 	 * The URL that was specified when the audience was created. This is only included when `audienceGroup.type` is CLICK and link URL is specified.
 	 */
-	ClickUrl string `json:"clickUrl"`
+	ClickUrl string `json:"clickUrl,omitempty"`
 
 	/**
 	 * The value indicating the type of account to be sent, as specified when creating the audience for uploading user IDs.

linebot/manage_audience/model_audience_group_job.go

@@ -38,7 +38,7 @@ type AudienceGroupJob struct {
 	/**
 	 * The job's description.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * Get Type

linebot/manage_audience/model_create_audience_group_request.go

@@ -28,7 +28,7 @@ type CreateAudienceGroupRequest struct {
 	/**
 	 * The audience's name. This is case-insensitive, meaning AUDIENCE and audience are considered identical. Max character limit: 120
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * To specify recipients by IFAs: set true. To specify recipients by user IDs: set false or omit isIfaAudience property.
@@ -38,7 +38,7 @@ type CreateAudienceGroupRequest struct {
 	/**
 	 * The description to register for the job (in jobs[].description).
 	 */
-	UploadDescription string `json:"uploadDescription"`
+	UploadDescription string `json:"uploadDescription,omitempty"`
 
 	/**
 	 * An array of user IDs or IFAs. Max number: 10,000

linebot/manage_audience/model_create_audience_group_response.go

@@ -43,7 +43,7 @@ type CreateAudienceGroupResponse struct {
 	/**
 	 * The audience's name.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * When the audience was created (in UNIX time).

linebot/manage_audience/model_create_click_based_audience_group_request.go

@@ -28,17 +28,17 @@ type CreateClickBasedAudienceGroupRequest struct {
 	/**
 	 * The audience's name. This is case-insensitive, meaning AUDIENCE and audience are considered identical. Max character limit: 120
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * The request ID of a broadcast or narrowcast message sent in the past 60 days. Each Messaging API request has a request ID.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 
 	/**
 	 * The URL clicked by the user. If empty, users who clicked any URL in the message are added to the list of recipients. Max character limit: 2,000
 	 */
-	ClickUrl string `json:"clickUrl"`
+	ClickUrl string `json:"clickUrl,omitempty"`
 }
 
 func NewCreateClickBasedAudienceGroupRequest() *CreateClickBasedAudienceGroupRequest {

linebot/manage_audience/model_create_click_based_audience_group_response.go

@@ -38,7 +38,7 @@ type CreateClickBasedAudienceGroupResponse struct {
 	/**
 	 * The audience's name.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * When the audience was created (in UNIX time).
@@ -48,12 +48,12 @@ type CreateClickBasedAudienceGroupResponse struct {
 	/**
 	 * The request ID that was specified when the audience was created.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 
 	/**
 	 * The URL that was specified when the audience was created.
 	 */
-	ClickUrl string `json:"clickUrl"`
+	ClickUrl string `json:"clickUrl,omitempty"`
 
 	/**
 	 * How the audience was created. `MESSAGING_API`: An audience created with Messaging API.

linebot/manage_audience/model_create_imp_based_audience_group_request.go

@@ -28,12 +28,12 @@ type CreateImpBasedAudienceGroupRequest struct {
 	/**
 	 * The audience's name. This is case-insensitive, meaning `AUDIENCE` and `audience` are considered identical. Max character limit: 120
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * The request ID of a broadcast or narrowcast message sent in the past 60 days. Each Messaging API request has a request ID.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 }
 
 func NewCreateImpBasedAudienceGroupRequest() *CreateImpBasedAudienceGroupRequest {

linebot/manage_audience/model_create_imp_based_audience_group_response.go

@@ -38,7 +38,7 @@ type CreateImpBasedAudienceGroupResponse struct {
 	/**
 	 * The audience's name.
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 
 	/**
 	 * When the audience was created (in UNIX time).
@@ -48,7 +48,7 @@ type CreateImpBasedAudienceGroupResponse struct {
 	/**
 	 * The request ID that was specified when the audience was created.
 	 */
-	RequestId string `json:"requestId"`
+	RequestId string `json:"requestId,omitempty"`
 }
 
 func NewCreateImpBasedAudienceGroupResponse() *CreateImpBasedAudienceGroupResponse {

linebot/manage_audience/model_error_detail.go

@@ -28,12 +28,12 @@ type ErrorDetail struct {
 	/**
 	 * Details of the error. Not included in the response under certain situations.
 	 */
-	Message string `json:"message"`
+	Message string `json:"message,omitempty"`
 
 	/**
 	 * Location of where the error occurred. Returns the JSON field name or query parameter name of the request. Not included in the response under certain situations.
 	 */
-	Property string `json:"property"`
+	Property string `json:"property,omitempty"`
 }
 
 func NewErrorDetail() *ErrorDetail {

linebot/manage_audience/model_update_audience_group_description_request.go

@@ -28,7 +28,7 @@ type UpdateAudienceGroupDescriptionRequest struct {
 	/**
 	 * The audience's name. This is case-insensitive, meaning AUDIENCE and audience are considered identical. Max character limit: 120
 	 */
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 }
 
 func NewUpdateAudienceGroupDescriptionRequest() *UpdateAudienceGroupDescriptionRequest {

linebot/messaging_api/model_action.go

@@ -143,10 +143,10 @@ func setDiscriminatorPropertyAction(r ActionInterface) ActionInterface {
 type Action struct {
 	// Type of action
 
-	Type string `json:"type"`
+	Type string `json:"type,omitempty"`
 	// Label for the action.
 
-	Label string `json:"label"`
+	Label string `json:"label,omitempty"`
 }
 
 func UnmarshalAction(data []byte) (ActionInterface, error) {

linebot/messaging_api/model_alt_uri.go

@@ -28,7 +28,7 @@ type AltUri struct {
 	/**
 	 * Get Desktop
 	 */
-	Desktop string `json:"desktop"`
+	Desktop string `json:"desktop,omitempty"`
 }
 
 func NewAltUri() *AltUri {

linebot/messaging_api/model_audio_message.go

@@ -39,7 +39,7 @@ type AudioMessage struct {
 	/**
 	 * Get OriginalContentUrl
 	 */
-	OriginalContentUrl string `json:"originalContentUrl"`
+	OriginalContentUrl string `json:"originalContentUrl,omitempty"`
 
 	/**
 	 * Get Duration

linebot/messaging_api/model_bot_info_response.go

@@ -38,7 +38,7 @@ type BotInfoResponse struct {
 	/**
 	 * Bot's premium ID. Not included in the response if the premium ID isn't set.
 	 */
-	PremiumId string `json:"premiumId"`
+	PremiumId string `json:"premiumId,omitempty"`
 
 	/**
 	 * Bot's display name (Required)
@@ -48,7 +48,7 @@ type BotInfoResponse struct {
 	/**
 	 * Profile image URL. `https` image URL. Not included in the response if the bot doesn't have a profile image.
 	 */
-	PictureUrl string `json:"pictureUrl"`
+	PictureUrl string `json:"pictureUrl,omitempty"`
 
 	/**
 	 * Chat settings set in the LINE Official Account Manager. One of:  `chat`: Chat is set to \"On\". `bot`: Chat is set to \"Off\".  (Required)