all repos — telegram-bot-api @ bdaf1dc07c57275fc227be3955b408eed32cb7af

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}
 20
 21// Update is an update response, from GetUpdates.
 22type Update struct {
 23	UpdateID           int                 `json:"update_id"`
 24	Message            *Message            `json:"message"`
 25	InlineQuery        *InlineQuery        `json:"inline_query"`
 26	ChosenInlineResult *ChosenInlineResult `json:"chosen_inline_result"`
 27	CallbackQuery      *CallbackQuery      `json:"callback_query"`
 28}
 29
 30// User is a user on Telegram.
 31type User struct {
 32	ID        int    `json:"id"`
 33	FirstName string `json:"first_name"`
 34	LastName  string `json:"last_name"` // optional
 35	UserName  string `json:"username"`  // optional
 36}
 37
 38// String displays a simple text version of a user.
 39//
 40// It is normally a user's username, but falls back to a first/last
 41// name as available.
 42func (u *User) String() string {
 43	if u.UserName != "" {
 44		return u.UserName
 45	}
 46
 47	name := u.FirstName
 48	if u.LastName != "" {
 49		name += " " + u.LastName
 50	}
 51
 52	return name
 53}
 54
 55// GroupChat is a group chat.
 56type GroupChat struct {
 57	ID    int    `json:"id"`
 58	Title string `json:"title"`
 59}
 60
 61// Chat contains information about the place a message was sent.
 62type Chat struct {
 63	ID        int64  `json:"id"`
 64	Type      string `json:"type"`
 65	Title     string `json:"title"`      // optional
 66	UserName  string `json:"username"`   // optional
 67	FirstName string `json:"first_name"` // optional
 68	LastName  string `json:"last_name"`  // optional
 69}
 70
 71// IsPrivate returns if the Chat is a private conversation.
 72func (c *Chat) IsPrivate() bool {
 73	return c.Type == "private"
 74}
 75
 76// IsGroup returns if the Chat is a group.
 77func (c *Chat) IsGroup() bool {
 78	return c.Type == "group"
 79}
 80
 81// IsSuperGroup returns if the Chat is a supergroup.
 82func (c *Chat) IsSuperGroup() bool {
 83	return c.Type == "supergroup"
 84}
 85
 86// IsChannel returns if the Chat is a channel.
 87func (c *Chat) IsChannel() bool {
 88	return c.Type == "channel"
 89}
 90
 91// Message is returned by almost every request, and contains data about
 92// almost anything.
 93type Message struct {
 94	MessageID             int              `json:"message_id"`
 95	From                  *User            `json:"from"` // optional
 96	Date                  int              `json:"date"`
 97	Chat                  *Chat            `json:"chat"`
 98	ForwardFrom           *User            `json:"forward_from"`            // optional
 99	ForwardFromChat       *Chat            `json:"forward_from_chat"`       // optional
100	ForwardDate           int              `json:"forward_date"`            // optional
101	ReplyToMessage        *Message         `json:"reply_to_message"`        // optional
102	Text                  string           `json:"text"`                    // optional
103	Entities              *[]MessageEntity `json:"entities"`                // optional
104	Audio                 *Audio           `json:"audio"`                   // optional
105	Document              *Document        `json:"document"`                // optional
106	Photo                 *[]PhotoSize     `json:"photo"`                   // optional
107	Sticker               *Sticker         `json:"sticker"`                 // optional
108	Video                 *Video           `json:"video"`                   // optional
109	Voice                 *Voice           `json:"voice"`                   // optional
110	Caption               string           `json:"caption"`                 // optional
111	Contact               *Contact         `json:"contact"`                 // optional
112	Location              *Location        `json:"location"`                // optional
113	Venue                 *Venue           `json:"venue"`                   // optional
114	NewChatMember         *User            `json:"new_chat_member"`         // optional
115	LeftChatMember        *User            `json:"left_chat_member"`        // optional
116	NewChatTitle          string           `json:"new_chat_title"`          // optional
117	NewChatPhoto          *[]PhotoSize     `json:"new_chat_photo"`          // optional
118	DeleteChatPhoto       bool             `json:"delete_chat_photo"`       // optional
119	GroupChatCreated      bool             `json:"group_chat_created"`      // optional
120	SuperGroupChatCreated bool             `json:"supergroup_chat_created"` // optional
121	ChannelChatCreated    bool             `json:"channel_chat_created"`    // optional
122	MigrateToChatID       int64            `json:"migrate_to_chat_id"`      // optional
123	MigrateFromChatID     int64            `json:"migrate_from_chat_id"`    // optional
124	PinnedMessage         *Message         `json:"pinned_message"`          // optional
125}
126
127// Time converts the message timestamp into a Time.
128func (m *Message) Time() time.Time {
129	return time.Unix(int64(m.Date), 0)
130}
131
132// IsCommand returns true if message starts with '/'.
133func (m *Message) IsCommand() bool {
134	return m.Text != "" && m.Text[0] == '/'
135}
136
137// Command checks if the message was a command and if it was, returns the
138// command. If the Message was not a command, it returns an empty string.
139//
140// If the command contains the at bot syntax, it removes the bot name.
141func (m *Message) Command() string {
142	if !m.IsCommand() {
143		return ""
144	}
145
146	command := strings.SplitN(m.Text, " ", 2)[0][1:]
147
148	if i := strings.Index(command, "@"); i != -1 {
149		command = command[:i]
150	}
151
152	return command
153}
154
155// CommandArguments checks if the message was a command and if it was,
156// returns all text after the command name. If the Message was not a
157// command, it returns an empty string.
158func (m *Message) CommandArguments() string {
159	if !m.IsCommand() {
160		return ""
161	}
162
163	split := strings.SplitN(m.Text, " ", 2)
164	if len(split) != 2 {
165		return ""
166	}
167
168	return strings.SplitN(m.Text, " ", 2)[1]
169}
170
171// MessageEntity contains information about data in a Message.
172type MessageEntity struct {
173	Type   string `json:"type"`
174	Offset int    `json:"offset"`
175	Length int    `json:"length"`
176	URL    string `json:"url"` // optional
177}
178
179// ParseURL attempts to parse a URL contained within a MessageEntity.
180func (entity MessageEntity) ParseURL() (*url.URL, error) {
181	if entity.URL == "" {
182		return nil, errors.New(ErrBadURL)
183	}
184
185	return url.Parse(entity.URL)
186}
187
188// PhotoSize contains information about photos.
189type PhotoSize struct {
190	FileID   string `json:"file_id"`
191	Width    int    `json:"width"`
192	Height   int    `json:"height"`
193	FileSize int    `json:"file_size"` // optional
194}
195
196// Audio contains information about audio.
197type Audio struct {
198	FileID    string `json:"file_id"`
199	Duration  int    `json:"duration"`
200	Performer string `json:"performer"` // optional
201	Title     string `json:"title"`     // optional
202	MimeType  string `json:"mime_type"` // optional
203	FileSize  int    `json:"file_size"` // optional
204}
205
206// Document contains information about a document.
207type Document struct {
208	FileID    string     `json:"file_id"`
209	Thumbnail *PhotoSize `json:"thumb"`     // optional
210	FileName  string     `json:"file_name"` // optional
211	MimeType  string     `json:"mime_type"` // optional
212	FileSize  int        `json:"file_size"` // optional
213}
214
215// Sticker contains information about a sticker.
216type Sticker struct {
217	FileID    string     `json:"file_id"`
218	Width     int        `json:"width"`
219	Height    int        `json:"height"`
220	Thumbnail *PhotoSize `json:"thumb"`     // optional
221	Emoji     string     `json:"emoji"`     // optional
222	FileSize  int        `json:"file_size"` // optional
223}
224
225// Video contains information about a video.
226type Video struct {
227	FileID    string     `json:"file_id"`
228	Width     int        `json:"width"`
229	Height    int        `json:"height"`
230	Duration  int        `json:"duration"`
231	Thumbnail *PhotoSize `json:"thumb"`     // optional
232	MimeType  string     `json:"mime_type"` // optional
233	FileSize  int        `json:"file_size"` // optional
234}
235
236// Voice contains information about a voice.
237type Voice struct {
238	FileID   string `json:"file_id"`
239	Duration int    `json:"duration"`
240	MimeType string `json:"mime_type"` // optional
241	FileSize int    `json:"file_size"` // optional
242}
243
244// Contact contains information about a contact.
245//
246// Note that LastName and UserID may be empty.
247type Contact struct {
248	PhoneNumber string `json:"phone_number"`
249	FirstName   string `json:"first_name"`
250	LastName    string `json:"last_name"` // optional
251	UserID      int    `json:"user_id"`   // optional
252}
253
254// Location contains information about a place.
255type Location struct {
256	Longitude float64 `json:"longitude"`
257	Latitude  float64 `json:"latitude"`
258}
259
260// Venue contains information about a venue, including its Location.
261type Venue struct {
262	Location     Location `json:"location"`
263	Title        string   `json:"title"`
264	Address      string   `json:"address"`
265	FoursquareID string   `json:"foursquare_id"` // optional
266}
267
268// UserProfilePhotos contains a set of user profile photos.
269type UserProfilePhotos struct {
270	TotalCount int           `json:"total_count"`
271	Photos     [][]PhotoSize `json:"photos"`
272}
273
274// File contains information about a file to download from Telegram.
275type File struct {
276	FileID   string `json:"file_id"`
277	FileSize int    `json:"file_size"` // optional
278	FilePath string `json:"file_path"` // optional
279}
280
281// Link returns a full path to the download URL for a File.
282//
283// It requires the Bot Token to create the link.
284func (f *File) Link(token string) string {
285	return fmt.Sprintf(FileEndpoint, token, f.FilePath)
286}
287
288// ReplyKeyboardMarkup allows the Bot to set a custom keyboard.
289type ReplyKeyboardMarkup struct {
290	Keyboard        [][]KeyboardButton `json:"keyboard"`
291	ResizeKeyboard  bool               `json:"resize_keyboard"`   // optional
292	OneTimeKeyboard bool               `json:"one_time_keyboard"` // optional
293	Selective       bool               `json:"selective"`         // optional
294}
295
296// KeyboardButton is a button within a custom keyboard.
297type KeyboardButton struct {
298	Text            string `json:"text"`
299	RequestContact  bool   `json:"request_contact"`
300	RequestLocation bool   `json:"request_location"`
301}
302
303// ReplyKeyboardHide allows the Bot to hide a custom keyboard.
304type ReplyKeyboardHide struct {
305	HideKeyboard bool `json:"hide_keyboard"`
306	Selective    bool `json:"selective"` // optional
307}
308
309// InlineKeyboardMarkup is a custom keyboard presented for an inline bot.
310type InlineKeyboardMarkup struct {
311	InlineKeyboard [][]InlineKeyboardButton `json:"inline_keyboard"`
312}
313
314// InlineKeyboardButton is a button within a custom keyboard for
315// inline query responses.
316//
317// Note that some values are references as even an empty string
318// will change behavior.
319type InlineKeyboardButton struct {
320	Text              string  `json:"text"`
321	URL               *string `json:"url,omitempty"`                 // optional
322	CallbackData      *string `json:"callback_data,omitempty"`       // optional
323	SwitchInlineQuery *string `json:"switch_inline_query,omitempty"` // optional
324}
325
326// CallbackQuery is data sent when a keyboard button with callback data
327// is clicked.
328type CallbackQuery struct {
329	ID              string   `json:"id"`
330	From            *User    `json:"from"`
331	Message         *Message `json:"message"`           // optional
332	InlineMessageID string   `json:"inline_message_id"` // optional
333	Data            string   `json:"data"`              // optional
334}
335
336// ForceReply allows the Bot to have users directly reply to it without
337// additional interaction.
338type ForceReply struct {
339	ForceReply bool `json:"force_reply"`
340	Selective  bool `json:"selective"` // optional
341}
342
343// InlineQuery is a Query from Telegram for an inline request.
344type InlineQuery struct {
345	ID       string    `json:"id"`
346	From     *User     `json:"from"`
347	Location *Location `json:"location"` // optional
348	Query    string    `json:"query"`
349	Offset   string    `json:"offset"`
350}
351
352// InlineQueryResultArticle is an inline query response article.
353type InlineQueryResultArticle struct {
354	Type                string                `json:"type"`                            // required
355	ID                  string                `json:"id"`                              // required
356	Title               string                `json:"title"`                           // required
357	InputMessageContent interface{}           `json:"input_message_content,omitempty"` // required
358	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
359	URL                 string                `json:"url"`
360	HideURL             bool                  `json:"hide_url"`
361	Description         string                `json:"description"`
362	ThumbURL            string                `json:"thumb_url"`
363	ThumbWidth          int                   `json:"thumb_width"`
364	ThumbHeight         int                   `json:"thumb_height"`
365}
366
367// InlineQueryResultPhoto is an inline query response photo.
368type InlineQueryResultPhoto struct {
369	Type                string                `json:"type"`      // required
370	ID                  string                `json:"id"`        // required
371	URL                 string                `json:"photo_url"` // required
372	MimeType            string                `json:"mime_type"`
373	Width               int                   `json:"photo_width"`
374	Height              int                   `json:"photo_height"`
375	ThumbURL            string                `json:"thumb_url"`
376	Title               string                `json:"title"`
377	Description         string                `json:"description"`
378	Caption             string                `json:"caption"`
379	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
380	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
381}
382
383// InlineQueryResultGIF is an inline query response GIF.
384type InlineQueryResultGIF struct {
385	Type                string                `json:"type"`    // required
386	ID                  string                `json:"id"`      // required
387	URL                 string                `json:"gif_url"` // required
388	Width               int                   `json:"gif_width"`
389	Height              int                   `json:"gif_height"`
390	ThumbURL            string                `json:"thumb_url"`
391	Title               string                `json:"title"`
392	Caption             string                `json:"caption"`
393	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
394	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
395}
396
397// InlineQueryResultMPEG4GIF is an inline query response MPEG4 GIF.
398type InlineQueryResultMPEG4GIF struct {
399	Type                string                `json:"type"`      // required
400	ID                  string                `json:"id"`        // required
401	URL                 string                `json:"mpeg4_url"` // required
402	Width               int                   `json:"mpeg4_width"`
403	Height              int                   `json:"mpeg4_height"`
404	ThumbURL            string                `json:"thumb_url"`
405	Title               string                `json:"title"`
406	Caption             string                `json:"caption"`
407	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
408	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
409}
410
411// InlineQueryResultVideo is an inline query response video.
412type InlineQueryResultVideo struct {
413	Type                string                `json:"type"`      // required
414	ID                  string                `json:"id"`        // required
415	URL                 string                `json:"video_url"` // required
416	MimeType            string                `json:"mime_type"` // required
417	ThumbURL            string                `json:"thumb_url"`
418	Title               string                `json:"title"`
419	Caption             string                `json:"caption"`
420	Width               int                   `json:"video_width"`
421	Height              int                   `json:"video_height"`
422	Duration            int                   `json:"video_duration"`
423	Description         string                `json:"description"`
424	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
425	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
426}
427
428// InlineQueryResultAudio is an inline query response audio.
429type InlineQueryResultAudio struct {
430	Type                string                `json:"type"`      // required
431	ID                  string                `json:"id"`        // required
432	URL                 string                `json:"audio_url"` // required
433	Title               string                `json:"title"`     // required
434	Performer           string                `json:"performer"`
435	Duration            int                   `json:"audio_duration"`
436	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
437	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
438}
439
440// InlineQueryResultVoice is an inline query response voice.
441type InlineQueryResultVoice struct {
442	Type                string                `json:"type"`      // required
443	ID                  string                `json:"id"`        // required
444	URL                 string                `json:"voice_url"` // required
445	Title               string                `json:"title"`     // required
446	Duration            int                   `json:"voice_duration"`
447	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
448	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
449}
450
451// InlineQueryResultDocument is an inline query response document.
452type InlineQueryResultDocument struct {
453	Type                string                `json:"type"`  // required
454	ID                  string                `json:"id"`    // required
455	Title               string                `json:"title"` // required
456	Caption             string                `json:"caption"`
457	URL                 string                `json:"document_url"` // required
458	MimeType            string                `json:"mime_type"`    // required
459	Description         string                `json:"description"`
460	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
461	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
462	ThumbURL            string                `json:"thumb_url"`
463	ThumbWidth          int                   `json:"thumb_width"`
464	ThumbHeight         int                   `json:"thumb_height"`
465}
466
467// InlineQueryResultLocation is an inline query response location.
468type InlineQueryResultLocation struct {
469	Type                string                `json:"type"`      // required
470	ID                  string                `json:"id"`        // required
471	Latitude            float64               `json:"latitude"`  // required
472	Longitude           float64               `json:"longitude"` // required
473	Title               string                `json:"title"`     // required
474	ReplyMarkup         *InlineKeyboardMarkup `json:"reply_markup,omitempty"`
475	InputMessageContent interface{}           `json:"input_message_content,omitempty"`
476	ThumbURL            string                `json:"thumb_url"`
477	ThumbWidth          int                   `json:"thumb_width"`
478	ThumbHeight         int                   `json:"thumb_height"`
479}
480
481// ChosenInlineResult is an inline query result chosen by a User
482type ChosenInlineResult struct {
483	ResultID        string    `json:"result_id"`
484	From            *User     `json:"from"`
485	Location        *Location `json:"location"`
486	InlineMessageID string    `json:"inline_message_id"`
487	Query           string    `json:"query"`
488}
489
490// InputTextMessageContent contains text for displaying
491// as an inline query result.
492type InputTextMessageContent struct {
493	Text                  string `json:"message_text"`
494	ParseMode             string `json:"parse_mode"`
495	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
496}
497
498// InputLocationMessageContent contains a location for displaying
499// as an inline query result.
500type InputLocationMessageContent struct {
501	Latitude  float64 `json:"latitude"`
502	Longitude float64 `json:"longitude"`
503}
504
505// InputVenueMessageContent contains a venue for displaying
506// as an inline query result.
507type InputVenueMessageContent struct {
508	Latitude     float64 `json:"latitude"`
509	Longitude    float64 `json:"longitude"`
510	Title        string  `json:"title"`
511	Address      string  `json:"address"`
512	FoursquareID string  `json:"foursquare_id"`
513}
514
515// InputContactMessageContent contains a contact for displaying
516// as an inline query result.
517type InputContactMessageContent struct {
518	PhoneNumber string `json:"phone_number"`
519	FirstName   string `json:"first_name"`
520	LastName    string `json:"last_name"`
521}