all repos — telegram-bot-api @ bcbe534b0113c1473019c43e0236a475aced61c7

Golang bindings for the Telegram Bot API

types.go (view raw)

   1package tgbotapi
   2
   3import (
   4	"encoding/json"
   5	"errors"
   6	"fmt"
   7	"net/url"
   8	"strings"
   9	"time"
  10)
  11
  12// APIResponse is a response from the Telegram API with the result
  13// stored raw.
  14type APIResponse struct {
  15	Ok          bool                `json:"ok"`
  16	Result      json.RawMessage     `json:"result"`
  17	ErrorCode   int                 `json:"error_code"`
  18	Description string              `json:"description"`
  19	Parameters  *ResponseParameters `json:"parameters"`
  20}
  21
  22// ResponseParameters are various errors that can be returned in APIResponse.
  23type ResponseParameters struct {
  24	MigrateToChatID int64 `json:"migrate_to_chat_id"` // optional
  25	RetryAfter      int   `json:"retry_after"`        // optional
  26}
  27
  28// Update is an update response, from GetUpdates.
  29type Update struct {
  30	UpdateID           int                 `json:"update_id"`
  31	Message            *Message            `json:"message"`
  32	EditedMessage      *Message            `json:"edited_message"`
  33	ChannelPost        *Message            `json:"channel_post"`
  34	EditedChannelPost  *Message            `json:"edited_channel_post"`
  35	InlineQuery        *InlineQuery        `json:"inline_query"`
  36	ChosenInlineResult *ChosenInlineResult `json:"chosen_inline_result"`
  37	CallbackQuery      *CallbackQuery      `json:"callback_query"`
  38	ShippingQuery      *ShippingQuery      `json:"shipping_query"`
  39	PreCheckoutQuery   *PreCheckoutQuery   `json:"pre_checkout_query"`
  40}
  41
  42// UpdatesChannel is the channel for getting updates.
  43type UpdatesChannel <-chan Update
  44
  45// Clear discards all unprocessed incoming updates.
  46func (ch UpdatesChannel) Clear() {
  47	for len(ch) != 0 {
  48		<-ch
  49	}
  50}
  51
  52// User is a user on Telegram.
  53type User struct {
  54	ID           int    `json:"id"`
  55	FirstName    string `json:"first_name"`
  56	LastName     string `json:"last_name"`     // optional
  57	UserName     string `json:"username"`      // optional
  58	LanguageCode string `json:"language_code"` // optional
  59	IsBot        bool   `json:"is_bot"`        // optional
  60}
  61
  62// String displays a simple text version of a user.
  63//
  64// It is normally a user's username, but falls back to a first/last
  65// name as available.
  66func (u *User) String() string {
  67	if u == nil {
  68		return ""
  69	}
  70	if u.UserName != "" {
  71		return u.UserName
  72	}
  73
  74	name := u.FirstName
  75	if u.LastName != "" {
  76		name += " " + u.LastName
  77	}
  78
  79	return name
  80}
  81
  82// GroupChat is a group chat.
  83type GroupChat struct {
  84	ID    int    `json:"id"`
  85	Title string `json:"title"`
  86}
  87
  88// ChatPhoto represents a chat photo.
  89type ChatPhoto struct {
  90	SmallFileID string `json:"small_file_id"`
  91	BigFileID   string `json:"big_file_id"`
  92}
  93
  94// Chat contains information about the place a message was sent.
  95type Chat struct {
  96	ID                  int64      `json:"id"`
  97	Type                string     `json:"type"`
  98	Title               string     `json:"title"`                          // optional
  99	UserName            string     `json:"username"`                       // optional
 100	FirstName           string     `json:"first_name"`                     // optional
 101	LastName            string     `json:"last_name"`                      // optional
 102	AllMembersAreAdmins bool       `json:"all_members_are_administrators"` // optional
 103	Photo               *ChatPhoto `json:"photo"`
 104	Description         string     `json:"description,omitempty"` // optional
 105	InviteLink          string     `json:"invite_link,omitempty"` // optional
 106	PinnedMessage       *Message   `json:"pinned_message"`        // optional
 107}
 108
 109// IsPrivate returns if the Chat is a private conversation.
 110func (c Chat) IsPrivate() bool {
 111	return c.Type == "private"
 112}
 113
 114// IsGroup returns if the Chat is a group.
 115func (c Chat) IsGroup() bool {
 116	return c.Type == "group"
 117}
 118
 119// IsSuperGroup returns if the Chat is a supergroup.
 120func (c Chat) IsSuperGroup() bool {
 121	return c.Type == "supergroup"
 122}
 123
 124// IsChannel returns if the Chat is a channel.
 125func (c Chat) IsChannel() bool {
 126	return c.Type == "channel"
 127}
 128
 129// ChatConfig returns a ChatConfig struct for chat related methods.
 130func (c Chat) ChatConfig() ChatConfig {
 131	return ChatConfig{ChatID: c.ID}
 132}
 133
 134// Message is returned by almost every request, and contains data about
 135// almost anything.
 136type Message struct {
 137	// MessageID is a unique message identifier inside this chat
 138	MessageID int `json:"message_id"`
 139	// From is a sender, empty for messages sent to channels;
 140	// optional
 141	From *User `json:"from"`
 142	// Date of the message was sent in Unix time
 143	Date int `json:"date"`
 144	// Chat is the conversation the message belongs to
 145	Chat *Chat `json:"chat"`
 146	// ForwardFrom for forwarded messages, sender of the original message;
 147	// optional
 148	ForwardFrom *User `json:"forward_from"`
 149	// ForwardFromChat for messages forwarded from channels,
 150	// information about the original channel;
 151	// optional
 152	ForwardFromChat *Chat `json:"forward_from_chat"`
 153	// ForwardFromMessageID for messages forwarded from channels,
 154	// identifier of the original message in the channel;
 155	// optional
 156	ForwardFromMessageID int `json:"forward_from_message_id"`
 157	// ForwardDate for forwarded messages, date the original message was sent in Unix time;
 158	// optional
 159	ForwardDate int `json:"forward_date"`
 160	// ReplyToMessage for replies, the original message.
 161	// Note that the Message object in this field will not contain further ReplyToMessage fields
 162	// even if it itself is a reply;
 163	// optional
 164	ReplyToMessage *Message `json:"reply_to_message"`
 165	// ViaBot through which the message was sent;
 166	// optional
 167	ViaBot *User `json:"via_bot"`
 168	// EditDate of the message was last edited in Unix time;
 169	// optional
 170	EditDate int `json:"edit_date"`
 171	// MediaGroupID is the unique identifier of a media message group this message belongs to;
 172	// optional
 173	MediaGroupID string `json:"media_group_id"`
 174	// AuthorSignature is the signature of the post author for messages in channels;
 175	// optional
 176	AuthorSignature string `json:"author_signature"`
 177	// Text is for text messages, the actual UTF-8 text of the message, 0-4096 characters;
 178	// optional
 179	Text string `json:"text"`
 180	// Entities is for text messages, special entities like usernames,
 181	// URLs, bot commands, etc. that appear in the text;
 182	// optional
 183	Entities *[]MessageEntity `json:"entities"`
 184	// CaptionEntities;
 185	// optional
 186	CaptionEntities *[]MessageEntity `json:"caption_entities"`
 187	// Audio message is an audio file, information about the file;
 188	// optional
 189	Audio *Audio `json:"audio"`
 190	// Document message is a general file, information about the file;
 191	// optional
 192	Document *Document `json:"document"`
 193	// Animation message is an animation, information about the animation.
 194	// For backward compatibility, when this field is set, the document field will also be set;
 195	// optional
 196	Animation *ChatAnimation `json:"animation"`
 197	// Game message is a game, information about the game;
 198	// optional
 199	Game *Game `json:"game"`
 200	// Photo message is a photo, available sizes of the photo;
 201	// optional
 202	Photo *[]PhotoSize `json:"photo"`
 203	// Sticker message is a sticker, information about the sticker;
 204	// optional
 205	Sticker *Sticker `json:"sticker"`
 206	// Video message is a video, information about the video;
 207	// optional
 208	Video *Video `json:"video"`
 209	// VideoNote message is a video note, information about the video message;
 210	// optional
 211	VideoNote *VideoNote `json:"video_note"`
 212	// Voice message is a voice message, information about the file;
 213	// optional
 214	Voice *Voice `json:"voice"`
 215	// Caption for the animation, audio, document, photo, video or voice, 0-1024 characters;
 216	// optional
 217	Caption string `json:"caption"`
 218	// Contact message is a shared contact, information about the contact;
 219	// optional
 220	Contact *Contact `json:"contact"`
 221	// Location message is a shared location, information about the location;
 222	// optional
 223	Location *Location `json:"location"`
 224	// Venue message is a venue, information about the venue.
 225	// For backward compatibility, when this field is set, the location field will also be set;
 226	// optional
 227	Venue *Venue `json:"venue"`
 228	// NewChatMembers that were added to the group or supergroup
 229	// and information about them (the bot itself may be one of these members);
 230	// optional
 231	NewChatMembers *[]User `json:"new_chat_members"`
 232	// LeftChatMember is a member was removed from the group,
 233	// information about them (this member may be the bot itself);
 234	// optional
 235	LeftChatMember *User `json:"left_chat_member"`
 236	// NewChatTitle is a chat title was changed to this value;
 237	// optional
 238	NewChatTitle string `json:"new_chat_title"`
 239	// NewChatPhoto is a chat photo was change to this value;
 240	// optional
 241	NewChatPhoto *[]PhotoSize `json:"new_chat_photo"`
 242	// DeleteChatPhoto is a service message: the chat photo was deleted;
 243	// optional
 244	DeleteChatPhoto bool `json:"delete_chat_photo"`
 245	// GroupChatCreated is a service message: the group has been created;
 246	// optional
 247	GroupChatCreated bool `json:"group_chat_created"`
 248	// SuperGroupChatCreated is a service message: the supergroup has been created.
 249	// This field can't be received in a message coming through updates,
 250	// because bot can't be a member of a supergroup when it is created.
 251	// It can only be found in ReplyToMessage if someone replies to a very first message
 252	// in a directly created supergroup;
 253	// optional
 254	SuperGroupChatCreated bool `json:"supergroup_chat_created"`
 255	// ChannelChatCreated is a service message: the channel has been created.
 256	// This field can't be received in a message coming through updates,
 257	// because bot can't be a member of a channel when it is created.
 258	// It can only be found in ReplyToMessage
 259	// if someone replies to a very first message in a channel;
 260	// optional
 261	ChannelChatCreated bool `json:"channel_chat_created"`
 262	// MigrateToChatID is the group has been migrated to a supergroup with the specified identifier.
 263	// This number may be greater than 32 bits and some programming languages
 264	// may have difficulty/silent defects in interpreting it.
 265	// But it is smaller than 52 bits, so a signed 64 bit integer
 266	// or double-precision float type are safe for storing this identifier;
 267	// optional
 268	MigrateToChatID int64 `json:"migrate_to_chat_id"`
 269	// MigrateFromChatID is the supergroup has been migrated from a group with the specified identifier.
 270	// This number may be greater than 32 bits and some programming languages
 271	// may have difficulty/silent defects in interpreting it.
 272	// But it is smaller than 52 bits, so a signed 64 bit integer
 273	// or double-precision float type are safe for storing this identifier;
 274	// optional
 275	MigrateFromChatID int64 `json:"migrate_from_chat_id"`
 276	// PinnedMessage is a specified message was pinned.
 277	// Note that the Message object in this field will not contain further ReplyToMessage
 278	// fields even if it is itself a reply;
 279	// optional
 280	PinnedMessage *Message `json:"pinned_message"`
 281	// Invoice message is an invoice for a payment;
 282	// optional
 283	Invoice *Invoice `json:"invoice"`
 284	// SuccessfulPayment message is a service message about a successful payment,
 285	// information about the payment;
 286	// optional
 287	SuccessfulPayment *SuccessfulPayment `json:"successful_payment"`
 288	// PassportData is a Telegram Passport data;
 289	// optional
 290	PassportData *PassportData `json:"passport_data,omitempty"`
 291}
 292
 293// Time converts the message timestamp into a Time.
 294func (m *Message) Time() time.Time {
 295	return time.Unix(int64(m.Date), 0)
 296}
 297
 298// IsCommand returns true if message starts with a "bot_command" entity.
 299func (m *Message) IsCommand() bool {
 300	if m.Entities == nil || len(*m.Entities) == 0 {
 301		return false
 302	}
 303
 304	entity := (*m.Entities)[0]
 305	return entity.Offset == 0 && entity.IsCommand()
 306}
 307
 308// Command checks if the message was a command and if it was, returns the
 309// command. If the Message was not a command, it returns an empty string.
 310//
 311// If the command contains the at name syntax, it is removed. Use
 312// CommandWithAt() if you do not want that.
 313func (m *Message) Command() string {
 314	command := m.CommandWithAt()
 315
 316	if i := strings.Index(command, "@"); i != -1 {
 317		command = command[:i]
 318	}
 319
 320	return command
 321}
 322
 323// CommandWithAt checks if the message was a command and if it was, returns the
 324// command. If the Message was not a command, it returns an empty string.
 325//
 326// If the command contains the at name syntax, it is not removed. Use Command()
 327// if you want that.
 328func (m *Message) CommandWithAt() string {
 329	if !m.IsCommand() {
 330		return ""
 331	}
 332
 333	// IsCommand() checks that the message begins with a bot_command entity
 334	entity := (*m.Entities)[0]
 335	return m.Text[1:entity.Length]
 336}
 337
 338// CommandArguments checks if the message was a command and if it was,
 339// returns all text after the command name. If the Message was not a
 340// command, it returns an empty string.
 341//
 342// Note: The first character after the command name is omitted:
 343// - "/foo bar baz" yields "bar baz", not " bar baz"
 344// - "/foo-bar baz" yields "bar baz", too
 345// Even though the latter is not a command conforming to the spec, the API
 346// marks "/foo" as command entity.
 347func (m *Message) CommandArguments() string {
 348	if !m.IsCommand() {
 349		return ""
 350	}
 351
 352	// IsCommand() checks that the message begins with a bot_command entity
 353	entity := (*m.Entities)[0]
 354	if len(m.Text) == entity.Length {
 355		return "" // The command makes up the whole message
 356	}
 357
 358	return m.Text[entity.Length+1:]
 359}
 360
 361// MessageEntity contains information about data in a Message.
 362type MessageEntity struct {
 363	Type   string `json:"type"`
 364	Offset int    `json:"offset"`
 365	Length int    `json:"length"`
 366	URL    string `json:"url"`  // optional
 367	User   *User  `json:"user"` // optional
 368}
 369
 370// ParseURL attempts to parse a URL contained within a MessageEntity.
 371func (e MessageEntity) ParseURL() (*url.URL, error) {
 372	if e.URL == "" {
 373		return nil, errors.New(ErrBadURL)
 374	}
 375
 376	return url.Parse(e.URL)
 377}
 378
 379// IsMention returns true if the type of the message entity is "mention" (@username).
 380func (e MessageEntity) IsMention() bool {
 381	return e.Type == "mention"
 382}
 383
 384// IsHashtag returns true if the type of the message entity is "hashtag".
 385func (e MessageEntity) IsHashtag() bool {
 386	return e.Type == "hashtag"
 387}
 388
 389// IsCommand returns true if the type of the message entity is "bot_command".
 390func (e MessageEntity) IsCommand() bool {
 391	return e.Type == "bot_command"
 392}
 393
 394// IsUrl returns true if the type of the message entity is "url".
 395func (e MessageEntity) IsUrl() bool {
 396	return e.Type == "url"
 397}
 398
 399// IsEmail returns true if the type of the message entity is "email".
 400func (e MessageEntity) IsEmail() bool {
 401	return e.Type == "email"
 402}
 403
 404// IsBold returns true if the type of the message entity is "bold" (bold text).
 405func (e MessageEntity) IsBold() bool {
 406	return e.Type == "bold"
 407}
 408
 409// IsItalic returns true if the type of the message entity is "italic" (italic text).
 410func (e MessageEntity) IsItalic() bool {
 411	return e.Type == "italic"
 412}
 413
 414// IsCode returns true if the type of the message entity is "code" (monowidth string).
 415func (e MessageEntity) IsCode() bool {
 416	return e.Type == "code"
 417}
 418
 419// IsPre returns true if the type of the message entity is "pre" (monowidth block).
 420func (e MessageEntity) IsPre() bool {
 421	return e.Type == "pre"
 422}
 423
 424// IsTextLink returns true if the type of the message entity is "text_link" (clickable text URL).
 425func (e MessageEntity) IsTextLink() bool {
 426	return e.Type == "text_link"
 427}
 428
 429// PhotoSize contains information about photos.
 430type PhotoSize struct {
 431	FileID   string `json:"file_id"`
 432	Width    int    `json:"width"`
 433	Height   int    `json:"height"`
 434	FileSize int    `json:"file_size"` // optional
 435}
 436
 437// Audio contains information about audio.
 438type Audio struct {
 439	FileID    string `json:"file_id"`
 440	Duration  int    `json:"duration"`
 441	Performer string `json:"performer"` // optional
 442	Title     string `json:"title"`     // optional
 443	MimeType  string `json:"mime_type"` // optional
 444	FileSize  int    `json:"file_size"` // optional
 445}
 446
 447// Document contains information about a document.
 448type Document struct {
 449	FileID    string     `json:"file_id"`
 450	Thumbnail *PhotoSize `json:"thumb"`     // optional
 451	FileName  string     `json:"file_name"` // optional
 452	MimeType  string     `json:"mime_type"` // optional
 453	FileSize  int        `json:"file_size"` // optional
 454}
 455
 456// Sticker contains information about a sticker.
 457type Sticker struct {
 458	FileUniqueID string     `json:"file_unique_id"`
 459	FileID       string     `json:"file_id"`
 460	Width        int        `json:"width"`
 461	Height       int        `json:"height"`
 462	Thumbnail    *PhotoSize `json:"thumb"`       // optional
 463	Emoji        string     `json:"emoji"`       // optional
 464	FileSize     int        `json:"file_size"`   // optional
 465	SetName      string     `json:"set_name"`    // optional
 466	IsAnimated   bool       `json:"is_animated"` // optional
 467}
 468
 469// StickerSet contains information about an sticker set.
 470type StickerSet struct {
 471	Name          string    `json:"name"`
 472	Title         string    `json:"title"`
 473	IsAnimated    bool      `json:"is_animated"`
 474	ContainsMasks bool      `json:"contains_masks"`
 475	Stickers      []Sticker `json:"stickers"`
 476}
 477
 478// ChatAnimation contains information about an animation.
 479type ChatAnimation struct {
 480	FileID    string     `json:"file_id"`
 481	Width     int        `json:"width"`
 482	Height    int        `json:"height"`
 483	Duration  int        `json:"duration"`
 484	Thumbnail *PhotoSize `json:"thumb"`     // optional
 485	FileName  string     `json:"file_name"` // optional
 486	MimeType  string     `json:"mime_type"` // optional
 487	FileSize  int        `json:"file_size"` // optional
 488}
 489
 490// Video contains information about a video.
 491type Video struct {
 492	FileID    string     `json:"file_id"`
 493	Width     int        `json:"width"`
 494	Height    int        `json:"height"`
 495	Duration  int        `json:"duration"`
 496	Thumbnail *PhotoSize `json:"thumb"`     // optional
 497	MimeType  string     `json:"mime_type"` // optional
 498	FileSize  int        `json:"file_size"` // optional
 499}
 500
 501// VideoNote contains information about a video.
 502type VideoNote struct {
 503	FileID    string     `json:"file_id"`
 504	Length    int        `json:"length"`
 505	Duration  int        `json:"duration"`
 506	Thumbnail *PhotoSize `json:"thumb"`     // optional
 507	FileSize  int        `json:"file_size"` // optional
 508}
 509
 510// Voice contains information about a voice.
 511type Voice struct {
 512	FileID   string `json:"file_id"`
 513	Duration int    `json:"duration"`
 514	MimeType string `json:"mime_type"` // optional
 515	FileSize int    `json:"file_size"` // optional
 516}
 517
 518// Contact contains information about a contact.
 519//
 520// Note that LastName and UserID may be empty.
 521type Contact struct {
 522	PhoneNumber string `json:"phone_number"`
 523	FirstName   string `json:"first_name"`
 524	LastName    string `json:"last_name"` // optional
 525	UserID      int    `json:"user_id"`   // optional
 526}
 527
 528// Location contains information about a place.
 529type Location struct {
 530	Longitude float64 `json:"longitude"`
 531	Latitude  float64 `json:"latitude"`
 532}
 533
 534// Venue contains information about a venue, including its Location.
 535type Venue struct {
 536	Location     Location `json:"location"`
 537	Title        string   `json:"title"`
 538	Address      string   `json:"address"`
 539	FoursquareID string   `json:"foursquare_id"` // optional
 540}
 541
 542// UserProfilePhotos contains a set of user profile photos.
 543type UserProfilePhotos struct {
 544	TotalCount int           `json:"total_count"`
 545	Photos     [][]PhotoSize `json:"photos"`
 546}
 547
 548// File contains information about a file to download from Telegram.
 549type File struct {
 550	FileID   string `json:"file_id"`
 551	FileSize int    `json:"file_size"` // optional
 552	FilePath string `json:"file_path"` // optional
 553}
 554
 555// Link returns a full path to the download URL for a File.
 556//
 557// It requires the Bot Token to create the link.
 558func (f *File) Link(token string) string {
 559	return fmt.Sprintf(FileEndpoint, token, f.FilePath)
 560}
 561
 562// ReplyKeyboardMarkup allows the Bot to set a custom keyboard.
 563type ReplyKeyboardMarkup struct {
 564	Keyboard        [][]KeyboardButton `json:"keyboard"`
 565	ResizeKeyboard  bool               `json:"resize_keyboard"`   // optional
 566	OneTimeKeyboard bool               `json:"one_time_keyboard"` // optional
 567	Selective       bool               `json:"selective"`         // optional
 568}
 569
 570// KeyboardButton is a button within a custom keyboard.
 571type KeyboardButton struct {
 572	Text            string `json:"text"`
 573	RequestContact  bool   `json:"request_contact"`
 574	RequestLocation bool   `json:"request_location"`
 575}
 576
 577// ReplyKeyboardHide allows the Bot to hide a custom keyboard.
 578type ReplyKeyboardHide struct {
 579	HideKeyboard bool `json:"hide_keyboard"`
 580	Selective    bool `json:"selective"` // optional
 581}
 582
 583// ReplyKeyboardRemove allows the Bot to hide a custom keyboard.
 584type ReplyKeyboardRemove struct {
 585	RemoveKeyboard bool `json:"remove_keyboard"`
 586	Selective      bool `json:"selective"`
 587}
 588
 589// InlineKeyboardMarkup is a custom keyboard presented for an inline bot.
 590type InlineKeyboardMarkup struct {
 591	InlineKeyboard [][]InlineKeyboardButton `json:"inline_keyboard"`
 592}
 593
 594// InlineKeyboardButton is a button within a custom keyboard for
 595// inline query responses.
 596//
 597// Note that some values are references as even an empty string
 598// will change behavior.
 599//
 600// CallbackGame, if set, MUST be first button in first row.
 601type InlineKeyboardButton struct {
 602	Text                         string        `json:"text"`
 603	URL                          *string       `json:"url,omitempty"`                              // optional
 604	CallbackData                 *string       `json:"callback_data,omitempty"`                    // optional
 605	SwitchInlineQuery            *string       `json:"switch_inline_query,omitempty"`              // optional
 606	SwitchInlineQueryCurrentChat *string       `json:"switch_inline_query_current_chat,omitempty"` // optional
 607	CallbackGame                 *CallbackGame `json:"callback_game,omitempty"`                    // optional
 608	Pay                          bool          `json:"pay,omitempty"`                              // optional
 609}
 610
 611// CallbackQuery is data sent when a keyboard button with callback data
 612// is clicked.
 613type CallbackQuery struct {
 614	ID              string   `json:"id"`
 615	From            *User    `json:"from"`
 616	Message         *Message `json:"message"`           // optional
 617	InlineMessageID string   `json:"inline_message_id"` // optional
 618	ChatInstance    string   `json:"chat_instance"`
 619	Data            string   `json:"data"`            // optional
 620	GameShortName   string   `json:"game_short_name"` // optional
 621}
 622
 623// ForceReply allows the Bot to have users directly reply to it without
 624// additional interaction.
 625type ForceReply struct {
 626	ForceReply bool `json:"force_reply"`
 627	Selective  bool `json:"selective"` // optional
 628}
 629
 630// ChatMember is information about a member in a chat.
 631type ChatMember struct {
 632	User                  *User  `json:"user"`
 633	Status                string `json:"status"`
 634	CustomTitle           string `json:"custom_title,omitempty"`              // optional
 635	UntilDate             int64  `json:"until_date,omitempty"`                // optional
 636	CanBeEdited           bool   `json:"can_be_edited,omitempty"`             // optional
 637	CanChangeInfo         bool   `json:"can_change_info,omitempty"`           // optional
 638	CanPostMessages       bool   `json:"can_post_messages,omitempty"`         // optional
 639	CanEditMessages       bool   `json:"can_edit_messages,omitempty"`         // optional
 640	CanDeleteMessages     bool   `json:"can_delete_messages,omitempty"`       // optional
 641	CanInviteUsers        bool   `json:"can_invite_users,omitempty"`          // optional
 642	CanRestrictMembers    bool   `json:"can_restrict_members,omitempty"`      // optional
 643	CanPinMessages        bool   `json:"can_pin_messages,omitempty"`          // optional
 644	CanPromoteMembers     bool   `json:"can_promote_members,omitempty"`       // optional
 645	CanSendMessages       bool   `json:"can_send_messages,omitempty"`         // optional
 646	CanSendMediaMessages  bool   `json:"can_send_media_messages,omitempty"`   // optional
 647	CanSendOtherMessages  bool   `json:"can_send_other_messages,omitempty"`   // optional
 648	CanAddWebPagePreviews bool   `json:"can_add_web_page_previews,omitempty"` // optional
 649}
 650
 651// IsCreator returns if the ChatMember was the creator of the chat.
 652func (chat ChatMember) IsCreator() bool { return chat.Status == "creator" }
 653
 654// IsAdministrator returns if the ChatMember is a chat administrator.
 655func (chat ChatMember) IsAdministrator() bool { return chat.Status == "administrator" }
 656
 657// IsMember returns if the ChatMember is a current member of the chat.
 658func (chat ChatMember) IsMember() bool { return chat.Status == "member" }
 659
 660// HasLeft returns if the ChatMember left the chat.
 661func (chat ChatMember) HasLeft() bool { return chat.Status == "left" }
 662
 663// WasKicked returns if the ChatMember was kicked from the chat.
 664func (chat ChatMember) WasKicked() bool { return chat.Status == "kicked" }
 665
 666// Game is a game within Telegram.
 667type Game struct {
 668	Title        string          `json:"title"`
 669	Description  string          `json:"description"`
 670	Photo        []PhotoSize     `json:"photo"`
 671	Text         string          `json:"text"`
 672	TextEntities []MessageEntity `json:"text_entities"`
 673	Animation    Animation       `json:"animation"`
 674}
 675
 676// Animation is a GIF animation demonstrating the game.
 677type Animation struct {
 678	FileID   string    `json:"file_id"`
 679	Thumb    PhotoSize `json:"thumb"`
 680	FileName string    `json:"file_name"`
 681	MimeType string    `json:"mime_type"`
 682	FileSize int       `json:"file_size"`
 683}
 684
 685// GameHighScore is a user's score and position on the leaderboard.
 686type GameHighScore struct {
 687	Position int  `json:"position"`
 688	User     User `json:"user"`
 689	Score    int  `json:"score"`
 690}
 691
 692// CallbackGame is for starting a game in an inline keyboard button.
 693type CallbackGame struct{}
 694
 695// WebhookInfo is information about a currently set webhook.
 696type WebhookInfo struct {
 697	URL                  string `json:"url"`
 698	HasCustomCertificate bool   `json:"has_custom_certificate"`
 699	PendingUpdateCount   int    `json:"pending_update_count"`
 700	LastErrorDate        int    `json:"last_error_date"`    // optional
 701	LastErrorMessage     string `json:"last_error_message"` // optional
 702	MaxConnections       int    `json:"max_connections"`    // optional
 703}
 704
 705// IsSet returns true if a webhook is currently set.
 706func (info WebhookInfo) IsSet() bool {
 707	return info.URL != ""
 708}
 709
 710// InputMediaPhoto contains a photo for displaying as part of a media group.
 711type InputMediaPhoto struct {
 712	Type      string `json:"type"`
 713	Media     string `json:"media"`
 714	Caption   string `json:"caption"`
 715	ParseMode string `json:"parse_mode"`
 716}
 717
 718// InputMediaVideo contains a video for displaying as part of a media group.
 719type InputMediaVideo struct {
 720	Type  string `json:"type"`
 721	Media string `json:"media"`
 722	// thumb intentionally missing as it is not currently compatible
 723	Caption           string `json:"caption"`
 724	ParseMode         string `json:"parse_mode"`
 725	Width             int    `json:"width"`
 726	Height            int    `json:"height"`
 727	Duration          int    `json:"duration"`
 728	SupportsStreaming bool   `json:"supports_streaming"`
 729}
 730
 731// InlineQuery is a Query from Telegram for an inline request.
 732type InlineQuery struct {
 733	ID       string    `json:"id"`
 734	From     *User     `json:"from"`
 735	Location *Location `json:"location"` // optional
 736	Query    string    `json:"query"`
 737	Offset   string    `json:"offset"`
 738}
 739
 740// InlineQueryResultArticle is an inline query response article.
 741type InlineQueryResultArticle struct {
 742	Type                string                `json:"type"`                            // required
 743	ID                  string                `json:"id"`                              // required
 744	Title               string                `json:"title"`                           // required
 745	InputMessageContent interface{}           `json:"input_message_content,omitempty"` // required
 746	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 747	URL                 string                `json:"url"`
 748	HideURL             bool                  `json:"hide_url"`
 749	Description         string                `json:"description"`
 750	ThumbURL            string                `json:"thumb_url"`
 751	ThumbWidth          int                   `json:"thumb_width"`
 752	ThumbHeight         int                   `json:"thumb_height"`
 753}
 754
 755// InlineQueryResultPhoto is an inline query response photo.
 756type InlineQueryResultPhoto struct {
 757	Type                string                `json:"type"`      // required
 758	ID                  string                `json:"id"`        // required
 759	URL                 string                `json:"photo_url"` // required
 760	MimeType            string                `json:"mime_type"`
 761	Width               int                   `json:"photo_width"`
 762	Height              int                   `json:"photo_height"`
 763	ThumbURL            string                `json:"thumb_url"`
 764	Title               string                `json:"title"`
 765	Description         string                `json:"description"`
 766	Caption             string                `json:"caption"`
 767	ParseMode           string                `json:"parse_mode"`
 768	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 769	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 770}
 771
 772// InlineQueryResultCachedPhoto is an inline query response with cached photo.
 773type InlineQueryResultCachedPhoto struct {
 774	Type                string                `json:"type"`          // required
 775	ID                  string                `json:"id"`            // required
 776	PhotoID             string                `json:"photo_file_id"` // required
 777	Title               string                `json:"title"`
 778	Description         string                `json:"description"`
 779	Caption             string                `json:"caption"`
 780	ParseMode           string                `json:"parse_mode"`
 781	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 782	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 783}
 784
 785// InlineQueryResultGIF is an inline query response GIF.
 786type InlineQueryResultGIF struct {
 787	Type                string                `json:"type"`      // required
 788	ID                  string                `json:"id"`        // required
 789	URL                 string                `json:"gif_url"`   // required
 790	ThumbURL            string                `json:"thumb_url"` // required
 791	Width               int                   `json:"gif_width,omitempty"`
 792	Height              int                   `json:"gif_height,omitempty"`
 793	Duration            int                   `json:"gif_duration,omitempty"`
 794	Title               string                `json:"title,omitempty"`
 795	Caption             string                `json:"caption,omitempty"`
 796	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 797	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 798}
 799
 800// InlineQueryResultCachedGIF is an inline query response with cached gif.
 801type InlineQueryResultCachedGIF struct {
 802	Type                string                `json:"type"`        // required
 803	ID                  string                `json:"id"`          // required
 804	GifID               string                `json:"gif_file_id"` // required
 805	Title               string                `json:"title"`
 806	Caption             string                `json:"caption"`
 807	ParseMode           string                `json:"parse_mode"`
 808	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 809	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 810}
 811
 812// InlineQueryResultMPEG4GIF is an inline query response MPEG4 GIF.
 813type InlineQueryResultMPEG4GIF struct {
 814	Type                string                `json:"type"`      // required
 815	ID                  string                `json:"id"`        // required
 816	URL                 string                `json:"mpeg4_url"` // required
 817	Width               int                   `json:"mpeg4_width"`
 818	Height              int                   `json:"mpeg4_height"`
 819	Duration            int                   `json:"mpeg4_duration"`
 820	ThumbURL            string                `json:"thumb_url"`
 821	Title               string                `json:"title"`
 822	Caption             string                `json:"caption"`
 823	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 824	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 825}
 826
 827// InlineQueryResultCachedMpeg4Gif is an inline query response with cached
 828// H.264/MPEG-4 AVC video without sound gif.
 829type InlineQueryResultCachedMpeg4Gif struct {
 830	Type                string                `json:"type"`          // required
 831	ID                  string                `json:"id"`            // required
 832	MGifID              string                `json:"mpeg4_file_id"` // required
 833	Title               string                `json:"title"`
 834	Caption             string                `json:"caption"`
 835	ParseMode           string                `json:"parse_mode"`
 836	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 837	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 838}
 839
 840// InlineQueryResultVideo is an inline query response video.
 841type InlineQueryResultVideo struct {
 842	Type                string                `json:"type"`      // required
 843	ID                  string                `json:"id"`        // required
 844	URL                 string                `json:"video_url"` // required
 845	MimeType            string                `json:"mime_type"` // required
 846	ThumbURL            string                `json:"thumb_url"`
 847	Title               string                `json:"title"`
 848	Caption             string                `json:"caption"`
 849	Width               int                   `json:"video_width"`
 850	Height              int                   `json:"video_height"`
 851	Duration            int                   `json:"video_duration"`
 852	Description         string                `json:"description"`
 853	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 854	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 855}
 856
 857// InlineQueryResultCachedVideo is an inline query response with cached video.
 858type InlineQueryResultCachedVideo struct {
 859	Type                string                `json:"type"`          // required
 860	ID                  string                `json:"id"`            // required
 861	VideoID             string                `json:"video_file_id"` // required
 862	Title               string                `json:"title"`         // required
 863	Description         string                `json:"description"`
 864	Caption             string                `json:"caption"`
 865	ParseMode           string                `json:"parse_mode"`
 866	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 867	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 868}
 869
 870// InlineQueryResultCachedSticker is an inline query response with cached sticker.
 871type InlineQueryResultCachedSticker struct {
 872	Type                string                `json:"type"`            // required
 873	ID                  string                `json:"id"`              // required
 874	StickerID           string                `json:"sticker_file_id"` // required
 875	Title               string                `json:"title"`           // required
 876	ParseMode           string                `json:"parse_mode"`
 877	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 878	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 879}
 880
 881// InlineQueryResultAudio is an inline query response audio.
 882type InlineQueryResultAudio struct {
 883	Type                string                `json:"type"`      // required
 884	ID                  string                `json:"id"`        // required
 885	URL                 string                `json:"audio_url"` // required
 886	Title               string                `json:"title"`     // required
 887	Caption             string                `json:"caption"`
 888	Performer           string                `json:"performer"`
 889	Duration            int                   `json:"audio_duration"`
 890	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 891	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 892}
 893
 894// InlineQueryResultCachedAudio is an inline query response with cached audio.
 895type InlineQueryResultCachedAudio struct {
 896	Type                string                `json:"type"`          // required
 897	ID                  string                `json:"id"`            // required
 898	AudioID             string                `json:"audio_file_id"` // required
 899	Caption             string                `json:"caption"`
 900	ParseMode           string                `json:"parse_mode"`
 901	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 902	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 903}
 904
 905// InlineQueryResultVoice is an inline query response voice.
 906type InlineQueryResultVoice struct {
 907	Type                string                `json:"type"`      // required
 908	ID                  string                `json:"id"`        // required
 909	URL                 string                `json:"voice_url"` // required
 910	Title               string                `json:"title"`     // required
 911	Caption             string                `json:"caption"`
 912	Duration            int                   `json:"voice_duration"`
 913	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 914	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 915}
 916
 917// InlineQueryResultCachedVoice is an inline query response with cached voice.
 918type InlineQueryResultCachedVoice struct {
 919	Type                string                `json:"type"`          // required
 920	ID                  string                `json:"id"`            // required
 921	VoiceID             string                `json:"voice_file_id"` // required
 922	Title               string                `json:"title"`         // required
 923	Caption             string                `json:"caption"`
 924	ParseMode           string                `json:"parse_mode"`
 925	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 926	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 927}
 928
 929// InlineQueryResultDocument is an inline query response document.
 930type InlineQueryResultDocument struct {
 931	Type                string                `json:"type"`  // required
 932	ID                  string                `json:"id"`    // required
 933	Title               string                `json:"title"` // required
 934	Caption             string                `json:"caption"`
 935	URL                 string                `json:"document_url"` // required
 936	MimeType            string                `json:"mime_type"`    // required
 937	Description         string                `json:"description"`
 938	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 939	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 940	ThumbURL            string                `json:"thumb_url"`
 941	ThumbWidth          int                   `json:"thumb_width"`
 942	ThumbHeight         int                   `json:"thumb_height"`
 943}
 944
 945// InlineQueryResultCachedDocument is an inline query response with cached document.
 946type InlineQueryResultCachedDocument struct {
 947	Type                string                `json:"type"`             // required
 948	ID                  string                `json:"id"`               // required
 949	DocumentID          string                `json:"document_file_id"` // required
 950	Title               string                `json:"title"`            // required
 951	Caption             string                `json:"caption"`
 952	Description         string                `json:"description"`
 953	ParseMode           string                `json:"parse_mode"`
 954	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 955	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 956}
 957
 958// InlineQueryResultLocation is an inline query response location.
 959type InlineQueryResultLocation struct {
 960	Type                string                `json:"type"`      // required
 961	ID                  string                `json:"id"`        // required
 962	Latitude            float64               `json:"latitude"`  // required
 963	Longitude           float64               `json:"longitude"` // required
 964	Title               string                `json:"title"`     // required
 965	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 966	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 967	ThumbURL            string                `json:"thumb_url"`
 968	ThumbWidth          int                   `json:"thumb_width"`
 969	ThumbHeight         int                   `json:"thumb_height"`
 970}
 971
 972// InlineQueryResultVenue is an inline query response venue.
 973type InlineQueryResultVenue struct {
 974	Type                string                `json:"type"`      // required
 975	ID                  string                `json:"id"`        // required
 976	Latitude            float64               `json:"latitude"`  // required
 977	Longitude           float64               `json:"longitude"` // required
 978	Title               string                `json:"title"`     // required
 979	Address             string                `json:"address"`   // required
 980	FoursquareID        string                `json:"foursquare_id"`
 981	FoursquareType      string                `json:"foursquare_type"`
 982	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 983	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
 984	ThumbURL            string                `json:"thumb_url"`
 985	ThumbWidth          int                   `json:"thumb_width"`
 986	ThumbHeight         int                   `json:"thumb_height"`
 987}
 988
 989// InlineQueryResultGame is an inline query response game.
 990type InlineQueryResultGame struct {
 991	Type          string                `json:"type"`
 992	ID            string                `json:"id"`
 993	GameShortName string                `json:"game_short_name"`
 994	ReplyMarkup   *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
 995}
 996
 997// ChosenInlineResult is an inline query result chosen by a User
 998type ChosenInlineResult struct {
 999	ResultID        string    `json:"result_id"`
1000	From            *User     `json:"from"`
1001	Location        *Location `json:"location"`
1002	InlineMessageID string    `json:"inline_message_id"`
1003	Query           string    `json:"query"`
1004}
1005
1006// InputTextMessageContent contains text for displaying
1007// as an inline query result.
1008type InputTextMessageContent struct {
1009	Text                  string `json:"message_text"`
1010	ParseMode             string `json:"parse_mode"`
1011	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
1012}
1013
1014// InputLocationMessageContent contains a location for displaying
1015// as an inline query result.
1016type InputLocationMessageContent struct {
1017	Latitude  float64 `json:"latitude"`
1018	Longitude float64 `json:"longitude"`
1019}
1020
1021// InputVenueMessageContent contains a venue for displaying
1022// as an inline query result.
1023type InputVenueMessageContent struct {
1024	Latitude     float64 `json:"latitude"`
1025	Longitude    float64 `json:"longitude"`
1026	Title        string  `json:"title"`
1027	Address      string  `json:"address"`
1028	FoursquareID string  `json:"foursquare_id"`
1029}
1030
1031// InputContactMessageContent contains a contact for displaying
1032// as an inline query result.
1033type InputContactMessageContent struct {
1034	PhoneNumber string `json:"phone_number"`
1035	FirstName   string `json:"first_name"`
1036	LastName    string `json:"last_name"`
1037}
1038
1039// Invoice contains basic information about an invoice.
1040type Invoice struct {
1041	Title          string `json:"title"`
1042	Description    string `json:"description"`
1043	StartParameter string `json:"start_parameter"`
1044	Currency       string `json:"currency"`
1045	TotalAmount    int    `json:"total_amount"`
1046}
1047
1048// LabeledPrice represents a portion of the price for goods or services.
1049type LabeledPrice struct {
1050	Label  string `json:"label"`
1051	Amount int    `json:"amount"`
1052}
1053
1054// ShippingAddress represents a shipping address.
1055type ShippingAddress struct {
1056	CountryCode string `json:"country_code"`
1057	State       string `json:"state"`
1058	City        string `json:"city"`
1059	StreetLine1 string `json:"street_line1"`
1060	StreetLine2 string `json:"street_line2"`
1061	PostCode    string `json:"post_code"`
1062}
1063
1064// OrderInfo represents information about an order.
1065type OrderInfo struct {
1066	Name            string           `json:"name,omitempty"`
1067	PhoneNumber     string           `json:"phone_number,omitempty"`
1068	Email           string           `json:"email,omitempty"`
1069	ShippingAddress *ShippingAddress `json:"shipping_address,omitempty"`
1070}
1071
1072// ShippingOption represents one shipping option.
1073type ShippingOption struct {
1074	ID     string          `json:"id"`
1075	Title  string          `json:"title"`
1076	Prices *[]LabeledPrice `json:"prices"`
1077}
1078
1079// SuccessfulPayment contains basic information about a successful payment.
1080type SuccessfulPayment struct {
1081	Currency                string     `json:"currency"`
1082	TotalAmount             int        `json:"total_amount"`
1083	InvoicePayload          string     `json:"invoice_payload"`
1084	ShippingOptionID        string     `json:"shipping_option_id,omitempty"`
1085	OrderInfo               *OrderInfo `json:"order_info,omitempty"`
1086	TelegramPaymentChargeID string     `json:"telegram_payment_charge_id"`
1087	ProviderPaymentChargeID string     `json:"provider_payment_charge_id"`
1088}
1089
1090// ShippingQuery contains information about an incoming shipping query.
1091type ShippingQuery struct {
1092	ID              string           `json:"id"`
1093	From            *User            `json:"from"`
1094	InvoicePayload  string           `json:"invoice_payload"`
1095	ShippingAddress *ShippingAddress `json:"shipping_address"`
1096}
1097
1098// PreCheckoutQuery contains information about an incoming pre-checkout query.
1099type PreCheckoutQuery struct {
1100	ID               string     `json:"id"`
1101	From             *User      `json:"from"`
1102	Currency         string     `json:"currency"`
1103	TotalAmount      int        `json:"total_amount"`
1104	InvoicePayload   string     `json:"invoice_payload"`
1105	ShippingOptionID string     `json:"shipping_option_id,omitempty"`
1106	OrderInfo        *OrderInfo `json:"order_info,omitempty"`
1107}
1108
1109// Error is an error containing extra information returned by the Telegram API.
1110type Error struct {
1111	Code    int
1112	Message string
1113	ResponseParameters
1114}
1115
1116func (e Error) Error() string {
1117	return e.Message
1118}
1119
1120// BotCommand represents a bot command.
1121type BotCommand struct {
1122	Command     string `json:"command"`
1123	Description string `json:"description"`
1124}