Updates for Bot API 4.8.

configs.go

@@ -510,6 +510,10 @@ type SendPollConfig struct {
 	Type                  string
 	AllowsMultipleAnswers bool
 	CorrectOptionID       int64
+	Explanation           string
+	ExplanationParseMode  string
+	OpenPeriod            int
+	CloseDate             int
 	IsClosed              bool
 }
 
@@ -526,6 +530,10 @@ func (config SendPollConfig) params() (Params, error) {
 	params["allows_multiple_answers"] = strconv.FormatBool(config.AllowsMultipleAnswers)
 	params["correct_option_id"] = strconv.FormatInt(config.CorrectOptionID, 10)
 	params.AddBool("is_closed", config.IsClosed)
+	params.AddNonEmpty("explanation", config.Explanation)
+	params.AddNonEmpty("explanation_parse_mode", config.ExplanationParseMode)
+	params.AddNonZero("open_period", config.OpenPeriod)
+	params.AddNonZero("close_date", config.CloseDate)
 
 	return params, err
 }
@@ -1666,6 +1674,8 @@ func (config MediaGroupConfig) params() (Params, error) {
 // DiceConfig allows you to send a random dice roll to Telegram.
 type DiceConfig struct {
 	BaseChat
+
+	Emoji string
 }
 
 func (config DiceConfig) method() string {
@@ -1673,7 +1683,14 @@ func (config DiceConfig) method() string {
 }
 
 func (config DiceConfig) params() (Params, error) {
-	return config.BaseChat.params()
+	params, err := config.BaseChat.params()
+	if err != nil {
+		return params, err
+	}
+
+	params.AddNonEmpty("emoji", config.Emoji)
+
+	return params, err
 }
 
 // GetMyCommandsConfig gets a list of the currently registered commands.

helpers.go

@@ -918,9 +918,10 @@ func NewStopPoll(chatID int64, messageID int) StopPollConfig {
 // NewSendDice allows you to send a random dice roll.
 func NewSendDice(chatID int64) DiceConfig {
 	return DiceConfig{
-		BaseChat{
+		BaseChat: BaseChat{
 			ChatID: chatID,
 		},
+		Emoji: "",
 	}
 }
 

types.go

@@ -486,19 +486,24 @@ type PollAnswer struct {
 
 // Poll contains information about a poll.
 type Poll struct {
-	ID                    string       `json:"id"`
-	Question              string       `json:"question"`
-	Options               []PollOption `json:"options"`
-	IsClosed              bool         `json:"is_closed"`
-	IsAnonymous           bool         `json:"is_anonymous"`
-	Type                  string       `json:"type"`
-	AllowsMultipleAnswers bool         `json:"allows_multiple_answers"`
-	CorrectOptionID       int          `json:"correct_option_id"` // optional
+	ID                    string          `json:"id"`
+	Question              string          `json:"question"`
+	Options               []PollOption    `json:"options"`
+	IsClosed              bool            `json:"is_closed"`
+	IsAnonymous           bool            `json:"is_anonymous"`
+	Type                  string          `json:"type"`
+	AllowsMultipleAnswers bool            `json:"allows_multiple_answers"`
+	CorrectOptionID       int             `json:"correct_option_id"`    // optional
+	Explanation           string          `json:"explanation"`          // optional
+	ExplanationEntities   []MessageEntity `json:"explanation_entities"` // optional
+	OpenPeriod            int             `json:"open_period"`          // optional
+	CloseDate             int             `json:"close_date"`           // optional
 }
 
 // Dice represents a single dice value.
 type Dice struct {
-	Value int `json:"value"`
+	Emoji string `json:"emoji"`
+	Value int    `json:"value"`
 }
 
 // UserProfilePhotos contains a set of user profile photos.
@@ -532,10 +537,10 @@ type ReplyKeyboardMarkup struct {
 
 // KeyboardButton is a button within a custom keyboard.
 type KeyboardButton struct {
-	Text            string                 `json:"text"`
-	RequestContact  bool                   `json:"request_contact"`
-	RequestLocation bool                   `json:"request_location"`
-	RequestPoll     KeyboardButtonPollType `json:"request_poll"`
+	Text            string                  `json:"text"`
+	RequestContact  bool                    `json:"request_contact"`
+	RequestLocation bool                    `json:"request_location"`
+	RequestPoll     *KeyboardButtonPollType `json:"request_poll,omitempty"`
 }
 
 // KeyboardButtonPollType represents type of a poll, which is allowed to