Merge pull request #96 from MrYadro/payments

Payments API

bot.go

@@ -704,3 +704,39 @@ func (bot *BotAPI) GetGameHighScores(config GetGameHighScoresConfig) ([]GameHigh
 
 	return highScores, err
 }
+
+// AnswerShippingQuery allows you to reply to Update with shipping_query parameter.
+func (bot *BotAPI) AnswerShippingQuery(config ShippingConfig) (APIResponse, error) {
+	v := url.Values{}
+
+	v.Add("shipping_query_id", config.ShippingQueryID)
+	v.Add("ok", strconv.FormatBool(config.OK))
+	if config.OK == true {
+		data, err := json.Marshal(config.ShippingOptions)
+		if err != nil {
+			return APIResponse{}, err
+		}
+		v.Add("shipping_options", string(data))
+	} else {
+		v.Add("error_message", config.ErrorMessage)
+	}
+
+	bot.debugLog("answerShippingQuery", v, nil)
+
+	return bot.MakeRequest("answerShippingQuery", v)
+}
+
+// AnswerPreCheckoutQuery allows you to reply to Update with pre_checkout_query.
+func (bot *BotAPI) AnswerPreCheckoutQuery(config PreCheckoutConfig) (APIResponse, error) {
+	v := url.Values{}
+
+	v.Add("pre_checkout_query_id", config.PreCheckoutQueryID)
+	v.Add("ok", strconv.FormatBool(config.OK))
+	if config.OK != true {
+		v.Add("error", config.ErrorMessage)
+	}
+
+	bot.debugLog("answerPreCheckoutQuery", v, nil)
+
+	return bot.MakeRequest("answerPreCheckoutQuery", v)
+}

configs.go

@@ -899,3 +899,90 @@ type ChatConfigWithUser struct {
 	SuperGroupUsername string
 	UserID             int
 }
+
+// InvoiceConfig contains information for sendInvoice request.
+type InvoiceConfig struct {
+	BaseChat
+	Title               string          // required
+	Description         string          // required
+	Payload             string          // required
+	ProviderToken       string          // required
+	StartParameter      string          // required
+	Currency            string          // required
+	Prices              *[]LabeledPrice // required
+	PhotoURL            string
+	PhotoSize           int
+	PhotoWidth          int
+	PhotoHeight         int
+	NeedName            bool
+	NeedPhoneNumber     bool
+	NeedEmail           bool
+	NeedShippingAddress bool
+	IsFlexible          bool
+}
+
+func (config InvoiceConfig) values() (url.Values, error) {
+	v, err := config.BaseChat.values()
+	if err != nil {
+		return v, err
+	}
+	v.Add("title", config.Title)
+	v.Add("description", config.Description)
+	v.Add("payload", config.Payload)
+	v.Add("provider_token", config.ProviderToken)
+	v.Add("start_parameter", config.StartParameter)
+	v.Add("currency", config.Currency)
+	data, err := json.Marshal(config.Prices)
+	if err != nil {
+		return v, err
+	}
+	v.Add("prices", string(data))
+	if config.PhotoURL != "" {
+		v.Add("photo_url", config.PhotoURL)
+	}
+	if config.PhotoSize != 0 {
+		v.Add("photo_size", strconv.Itoa(config.PhotoSize))
+	}
+	if config.PhotoWidth != 0 {
+		v.Add("photo_width", strconv.Itoa(config.PhotoWidth))
+	}
+	if config.PhotoHeight != 0 {
+		v.Add("photo_height", strconv.Itoa(config.PhotoHeight))
+	}
+	if config.NeedName != false {
+		v.Add("need_name", strconv.FormatBool(config.NeedName))
+	}
+	if config.NeedPhoneNumber != false {
+		v.Add("need_phone_number", strconv.FormatBool(config.NeedPhoneNumber))
+	}
+	if config.NeedEmail != false {
+		v.Add("need_email", strconv.FormatBool(config.NeedEmail))
+	}
+	if config.NeedShippingAddress != false {
+		v.Add("need_shipping_address", strconv.FormatBool(config.NeedShippingAddress))
+	}
+	if config.IsFlexible != false {
+		v.Add("is_flexible", strconv.FormatBool(config.IsFlexible))
+	}
+
+	return v, nil
+}
+
+func (config InvoiceConfig) method() string {
+	return "sendInvoice"
+}
+
+// ShippingConfig contains information for answerShippingQuery request.
+type ShippingConfig struct {
+	ShippingQueryID string // required
+	OK              bool   // required
+	ShippingOptions *[]ShippingOption
+	ErrorMessage    string
+}
+
+// PreCheckoutConfig conatins information for answerPreCheckoutQuery request.
+type PreCheckoutConfig struct {
+	PreCheckoutQueryID string // required
+	OK                 bool   // required
+	ErrorMessage       string
+}

helpers.go

@@ -640,3 +640,16 @@ func NewCallbackWithAlert(id, text string) CallbackConfig {
 		ShowAlert:       true,
 	}
 }
+
+// NewInvoice created a new Invoice request to the user.
+func NewInvoice(chatID int64, title, description, payload, providerToken, startParameter, currency string, prices *[]LabeledPrice) InvoiceConfig {
+	return InvoiceConfig{
+		BaseChat:       BaseChat{ChatID: chatID},
+		Title:          title,
+		Description:    description,
+		Payload:        payload,
+		ProviderToken:  providerToken,
+		StartParameter: startParameter,
+		Currency:       currency,
+		Prices:         prices}
+}

types.go

@@ -35,6 +35,8 @@ type Update struct {
 	InlineQuery        *InlineQuery        `json:"inline_query"`
 	ChosenInlineResult *ChosenInlineResult `json:"chosen_inline_result"`
 	CallbackQuery      *CallbackQuery      `json:"callback_query"`
+	ShippingQuery      *ShippingQuery      `json:"shipping_query"`
+	PreCheckoutQuery   *PreCheckoutQuery   `json:"pre_checkout_query"`
 }
 
 // UpdatesChannel is the channel for getting updates.
@@ -153,6 +155,8 @@ type Message struct {
 	MigrateToChatID       int64              `json:"migrate_to_chat_id"`      // optional
 	MigrateFromChatID     int64              `json:"migrate_from_chat_id"`    // optional
 	PinnedMessage         *Message           `json:"pinned_message"`          // optional
+	Invoice               *Invoice           `json:"invoice"`                 // optional
+	SuccessfulPayment     *SuccessfulPayment `json:"successful_payment"`      // optional
 }
 
 // Time converts the message timestamp into a Time.
@@ -372,6 +376,7 @@ type InlineKeyboardButton struct {
 	SwitchInlineQuery            *string       `json:"switch_inline_query,omitempty"`              // optional
 	SwitchInlineQueryCurrentChat *string       `json:"switch_inline_query_current_chat,omitempty"` // optional
 	CallbackGame                 *CallbackGame `json:"callback_game,omitempty"`                    // optional
+	Pay                          bool          `json:"pay"`
 }
 
 // CallbackQuery is data sent when a keyboard button with callback data
@@ -646,3 +651,73 @@ type InputContactMessageContent struct {
 	FirstName   string `json:"first_name"`
 	LastName    string `json:"last_name"`
 }
+
+// Invoice contains basic information about an invoice.
+type Invoice struct {
+	Title          string `json:"title"`
+	Description    string `json:"description"`
+	StartParameter string `json:"start_parameter"`
+	Currency       string `json:"currency"`
+	TotalAmount    int    `json:"total_amount"`
+}
+
+// LabeledPrice represents a portion of the price for goods or services.
+type LabeledPrice struct {
+	Label  string `json:"label"`
+	Amount int    `json:"amount"`
+}
+
+// ShippingAddress represents a shipping address.
+type ShippingAddress struct {
+	CountryCode string `json:"country_code"`
+	State       string `json:"state"`
+	City        string `json:"city"`
+	StreetLine1 string `json:"street_line1"`
+	StreetLine2 string `json:"street_line2"`
+	PostCode    string `json:"post_code"`
+}
+
+// OrderInfo represents information about an order.
+type OrderInfo struct {
+	Name            string           `json:"name,omitempty"`
+	PhoneNumber     string           `json:"phone_number,omitempty"`
+	Email           string           `json:"email,omitempty"`
+	ShippingAddress *ShippingAddress `json:"shipping_address,omitempty"`
+}
+
+// ShippingOption represents one shipping option.
+type ShippingOption struct {
+	ID     string          `json:"id"`
+	Title  string          `json:"title"`
+	Prices *[]LabeledPrice `json:"prices"`
+}
+
+// SuccessfulPayment contains basic information about a successful payment.
+type SuccessfulPayment struct {
+	Currency                string     `json:"currency"`
+	TotalAmount             int        `json:"total_amount"`
+	InvoicePayload          string     `json:"invoice_payload"`
+	ShippingOptionID        string     `json:"shipping_option_id,omitempty"`
+	OrderInfo               *OrderInfo `json:"order_info,omitempty"`
+	TelegramPaymentChargeID string     `json:"telegram_payment_charge_id"`
+	ProviderPaymentChargeID string     `json:"provider_payment_charge_id"`
+}
+
+// ShippingQuery contains information about an incoming shipping query.
+type ShippingQuery struct {
+	ID              string           `json:"id"`
+	From            *User            `json:"from"`
+	InvoicePayload  string           `json:"invoice_payload"`
+	ShippingAddress *ShippingAddress `json:"shipping_address"`
+}
+
+// PreCheckoutQuery contains information about an incoming pre-checkout query.
+type PreCheckoutQuery struct {
+	ID               string     `json:"id"`
+	From             *User      `json:"from"`
+	Currency         string     `json:"currency"`
+	TotalAmount      int        `json:"total_amount"`
+	InvoicePayload   string     `json:"invoice_payload"`
+	ShippingOptionID string     `json:"shipping_option_id,omitempty"`
+	OrderInfo        *OrderInfo `json:"order_info,omitempty"`
+}