all repos — telegram-bot-api @ db12d94016b56099390f72edace5a1b38bbb339d

Golang bindings for the Telegram Bot API

types.go (view raw)

  1package tgbotapi
  2
  3import (
  4	"encoding/json"
  5	"fmt"
  6	"net/url"
  7	"strings"
  8	"time"
  9)
 10
 11// APIResponse is a response from the Telegram API with the result
 12// stored raw.
 13type APIResponse struct {
 14	Ok          bool            `json:"ok"`
 15	Result      json.RawMessage `json:"result"`
 16	ErrorCode   int             `json:"error_code"`
 17	Description string          `json:"description"`
 18}
 19
 20// Update is an update response, from GetUpdates.
 21type Update struct {
 22	UpdateID           int                `json:"update_id"`
 23	Message            Message            `json:"message"`
 24	InlineQuery        InlineQuery        `json:"inline_query"`
 25	ChosenInlineResult ChosenInlineResult `json:"chosen_inline_result"`
 26	CallbackQuery      CallbackQuery      `json:"callback_query"`
 27}
 28
 29// User is a user on Telegram.
 30type User struct {
 31	ID        int    `json:"id"`
 32	FirstName string `json:"first_name"`
 33	LastName  string `json:"last_name"` // optional
 34	UserName  string `json:"username"`  // optional
 35}
 36
 37// String displays a simple text version of a user.
 38//
 39// It is normally a user's username, but falls back to a first/last
 40// name as available.
 41func (u *User) String() string {
 42	if u.UserName != "" {
 43		return u.UserName
 44	}
 45
 46	name := u.FirstName
 47	if u.LastName != "" {
 48		name += " " + u.LastName
 49	}
 50
 51	return name
 52}
 53
 54// GroupChat is a group chat.
 55type GroupChat struct {
 56	ID    int    `json:"id"`
 57	Title string `json:"title"`
 58}
 59
 60// Chat contains information about the place a message was sent.
 61type Chat struct {
 62	ID        int64  `json:"id"`
 63	Type      string `json:"type"`
 64	Title     string `json:"title"`      // optional
 65	UserName  string `json:"username"`   // optional
 66	FirstName string `json:"first_name"` // optional
 67	LastName  string `json:"last_name"`  // optional
 68}
 69
 70// IsPrivate returns if the Chat is a private conversation.
 71func (c *Chat) IsPrivate() bool {
 72	return c.Type == "private"
 73}
 74
 75// IsGroup returns if the Chat is a group.
 76func (c *Chat) IsGroup() bool {
 77	return c.Type == "group"
 78}
 79
 80// IsSuperGroup returns if the Chat is a supergroup.
 81func (c *Chat) IsSuperGroup() bool {
 82	return c.Type == "supergroup"
 83}
 84
 85// IsChannel returns if the Chat is a channel.
 86func (c *Chat) IsChannel() bool {
 87	return c.Type == "channel"
 88}
 89
 90// Message is returned by almost every request, and contains data about
 91// almost anything.
 92type Message struct {
 93	MessageID             int             `json:"message_id"`
 94	From                  User            `json:"from"` // optional
 95	Date                  int             `json:"date"`
 96	Chat                  Chat            `json:"chat"`
 97	ForwardFrom           User            `json:"forward_from"`            // optional
 98	ForwardDate           int             `json:"forward_date"`            // optional
 99	ReplyToMessage        *Message        `json:"reply_to_message"`        // optional
100	Text                  string          `json:"text"`                    // optional
101	Entities              []MessageEntity `json:"entities"`                // optional
102	Audio                 Audio           `json:"audio"`                   // optional
103	Document              Document        `json:"document"`                // optional
104	Photo                 []PhotoSize     `json:"photo"`                   // optional
105	Sticker               Sticker         `json:"sticker"`                 // optional
106	Video                 Video           `json:"video"`                   // optional
107	Voice                 Voice           `json:"voice"`                   // optional
108	Caption               string          `json:"caption"`                 // optional
109	Contact               Contact         `json:"contact"`                 // optional
110	Location              Location        `json:"location"`                // optional
111	Venue                 Venue           `json:"venue"`                   // optional
112	NewChatMember         User            `json:"new_chat_member"`         // optional
113	LeftChatMember        User            `json:"left_chat_member"`        // optional
114	NewChatTitle          string          `json:"new_chat_title"`          // optional
115	NewChatPhoto          []PhotoSize     `json:"new_chat_photo"`          // optional
116	DeleteChatPhoto       bool            `json:"delete_chat_photo"`       // optional
117	GroupChatCreated      bool            `json:"group_chat_created"`      // optional
118	SuperGroupChatCreated bool            `json:"supergroup_chat_created"` // optional
119	ChannelChatCreated    bool            `json:"channel_chat_created"`    // optional
120	MigrateToChatID       int64           `json:"migrate_to_chat_id"`      // optional
121	MigrateFromChatID     int64           `json:"migrate_from_chat_id"`    // optional
122	PinnedMessage         *Message        `json:"pinned_message"`          // optional
123}
124
125// Time converts the message timestamp into a Time.
126func (m *Message) Time() time.Time {
127	return time.Unix(int64(m.Date), 0)
128}
129
130// IsCommand returns true if message starts with '/'.
131func (m *Message) IsCommand() bool {
132	return m.Text != "" && m.Text[0] == '/'
133}
134
135// Command checks if the message was a command and if it was, returns the
136// command. If the Message was not a command, it returns an empty string.
137//
138// If the command contains the at bot syntax, it removes the bot name.
139func (m *Message) Command() string {
140	if !m.IsCommand() {
141		return ""
142	}
143
144	command := strings.SplitN(m.Text, " ", 2)[0][1:]
145
146	if i := strings.Index(command, "@"); i != -1 {
147		command = command[:i]
148	}
149
150	return command
151}
152
153// CommandArguments checks if the message was a command and if it was,
154// returns all text after the command name. If the Message was not a
155// command, it returns an empty string.
156func (m *Message) CommandArguments() string {
157	if !m.IsCommand() {
158		return ""
159	}
160
161	split := strings.SplitN(m.Text, " ", 2)
162	if len(split) != 2 {
163		return ""
164	}
165
166	return strings.SplitN(m.Text, " ", 2)[1]
167}
168
169// MessageEntity contains information about data in a Message.
170type MessageEntity struct {
171	Type   string `json:"type"`
172	Offset int    `json:"offset"`
173	Length int    `json:"length"`
174	URL    string `json:"url"` // optional
175}
176
177// ParseURL attempts to parse a URL contained within a MessageEntity.
178func (entity MessageEntity) ParseURL() (*url.URL, error) {
179	return url.Parse(entity.URL)
180}
181
182// PhotoSize contains information about photos.
183type PhotoSize struct {
184	FileID   string `json:"file_id"`
185	Width    int    `json:"width"`
186	Height   int    `json:"height"`
187	FileSize int    `json:"file_size"` // optional
188}
189
190// Audio contains information about audio.
191type Audio struct {
192	FileID    string `json:"file_id"`
193	Duration  int    `json:"duration"`
194	Performer string `json:"performer"` // optional
195	Title     string `json:"title"`     // optional
196	MimeType  string `json:"mime_type"` // optional
197	FileSize  int    `json:"file_size"` // optional
198}
199
200// Document contains information about a document.
201type Document struct {
202	FileID    string    `json:"file_id"`
203	Thumbnail PhotoSize `json:"thumb"`     // optional
204	FileName  string    `json:"file_name"` // optional
205	MimeType  string    `json:"mime_type"` // optional
206	FileSize  int       `json:"file_size"` // optional
207}
208
209// Sticker contains information about a sticker.
210type Sticker struct {
211	FileID    string    `json:"file_id"`
212	Width     int       `json:"width"`
213	Height    int       `json:"height"`
214	Thumbnail PhotoSize `json:"thumb"`     // optional
215	FileSize  int       `json:"file_size"` // optional
216}
217
218// Video contains information about a video.
219type Video struct {
220	FileID    string    `json:"file_id"`
221	Width     int       `json:"width"`
222	Height    int       `json:"height"`
223	Duration  int       `json:"duration"`
224	Thumbnail PhotoSize `json:"thumb"`     // optional
225	MimeType  string    `json:"mime_type"` // optional
226	FileSize  int       `json:"file_size"` // optional
227}
228
229// Voice contains information about a voice.
230type Voice struct {
231	FileID   string `json:"file_id"`
232	Duration int    `json:"duration"`
233	MimeType string `json:"mime_type"` // optional
234	FileSize int    `json:"file_size"` // optional
235}
236
237// Contact contains information about a contact.
238//
239// Note that LastName and UserID may be empty.
240type Contact struct {
241	PhoneNumber string `json:"phone_number"`
242	FirstName   string `json:"first_name"`
243	LastName    string `json:"last_name"` // optional
244	UserID      int    `json:"user_id"`   // optional
245}
246
247// Location contains information about a place.
248type Location struct {
249	Longitude float32 `json:"longitude"`
250	Latitude  float32 `json:"latitude"`
251}
252
253// Venue contains information about a venue, including its Location.
254type Venue struct {
255	Location     Location `json:"location"`
256	Title        string   `json:"title"`
257	Address      string   `json:"address"`
258	FoursquareID string   `json:"foursquare_id"` // optional
259}
260
261// UserProfilePhotos contains a set of user profile photos.
262type UserProfilePhotos struct {
263	TotalCount int           `json:"total_count"`
264	Photos     [][]PhotoSize `json:"photos"`
265}
266
267// File contains information about a file to download from Telegram.
268type File struct {
269	FileID   string `json:"file_id"`
270	FileSize int    `json:"file_size"` // optional
271	FilePath string `json:"file_path"` // optional
272}
273
274// Link returns a full path to the download URL for a File.
275//
276// It requires the Bot Token to create the link.
277func (f *File) Link(token string) string {
278	return fmt.Sprintf(FileEndpoint, token, f.FilePath)
279}
280
281// ReplyKeyboardMarkup allows the Bot to set a custom keyboard.
282type ReplyKeyboardMarkup struct {
283	Keyboard        [][]KeyboardButton `json:"keyboard"`
284	ResizeKeyboard  bool               `json:"resize_keyboard"`   // optional
285	OneTimeKeyboard bool               `json:"one_time_keyboard"` // optional
286	Selective       bool               `json:"selective"`         // optional
287}
288
289// KeyboardButton is a button within a custom keyboard.
290type KeyboardButton struct {
291	Text            string `json:"text"`
292	RequestContact  bool   `json:"request_contact"`
293	RequestLocation bool   `json:"request_location"`
294}
295
296// ReplyKeyboardHide allows the Bot to hide a custom keyboard.
297type ReplyKeyboardHide struct {
298	HideKeyboard bool `json:"hide_keyboard"`
299	Selective    bool `json:"selective"` // optional
300}
301
302// InlineKeyboardMarkup is a custom keyboard presented for an inline bot.
303type InlineKeyboardMarkup struct {
304	InlineKeyboard [][]InlineKeyboardButton `json:"inline_keyboard"`
305}
306
307// InlineKeyboardButton is a button within a custom keyboard for
308// inline query responses.
309//
310// Note that some values are references as even an empty string
311// will change behavior.
312type InlineKeyboardButton struct {
313	Text              string  `json:"text"`
314	URL               *string `json:"url"`                 // optional
315	CallbackData      *string `json:"callback_data"`       // optional
316	SwitchInlineQuery *string `json:"switch_inline_query"` // optional
317}
318
319// CallbackQuery is data sent when a keyboard button with callback data
320// is clicked.
321type CallbackQuery struct {
322	ID              string  `json:"id"`
323	From            User    `json:"from"`
324	Message         Message `json:"message"`           // optional
325	InlineMessageID string  `json:"inline_message_id"` // optional
326	Data            string  `json:"data"`              // optional
327}
328
329// ForceReply allows the Bot to have users directly reply to it without
330// additional interaction.
331type ForceReply struct {
332	ForceReply bool `json:"force_reply"`
333	Selective  bool `json:"selective"` // optional
334}
335
336// InlineQuery is a Query from Telegram for an inline request.
337type InlineQuery struct {
338	ID       string   `json:"id"`
339	From     User     `json:"from"`
340	Location Location `json:"location"` // optional
341	Query    string   `json:"query"`
342	Offset   string   `json:"offset"`
343}
344
345// InlineQueryResultArticle is an inline query response article.
346type InlineQueryResultArticle struct {
347	Type                string               `json:"type"`                  // required
348	ID                  string               `json:"id"`                    // required
349	Title               string               `json:"title"`                 // required
350	InputMessageContent interface{}          `json:"input_message_content"` // required
351	ReplyMarkup         InlineKeyboardMarkup `json:"reply_markup"`
352	URL                 string               `json:"url"`
353	HideURL             bool                 `json:"hide_url"`
354	Description         string               `json:"description"`
355	ThumbURL            string               `json:"thumb_url"`
356	ThumbWidth          int                  `json:"thumb_width"`
357	ThumbHeight         int                  `json:"thumb_height"`
358}
359
360// InlineQueryResultPhoto is an inline query response photo.
361type InlineQueryResultPhoto struct {
362	Type                string               `json:"type"`      // required
363	ID                  string               `json:"id"`        // required
364	URL                 string               `json:"photo_url"` // required
365	MimeType            string               `json:"mime_type"`
366	Width               int                  `json:"photo_width"`
367	Height              int                  `json:"photo_height"`
368	ThumbURL            string               `json:"thumb_url"`
369	Title               string               `json:"title"`
370	Description         string               `json:"description"`
371	Caption             string               `json:"caption"`
372	ReplyMarkup         InlineKeyboardMarkup `json:"reply_markup"`
373	InputMessageContent interface{}          `json:"input_message_content"`
374}
375
376// InlineQueryResultGIF is an inline query response GIF.
377type InlineQueryResultGIF struct {
378	Type                string               `json:"type"`    // required
379	ID                  string               `json:"id"`      // required
380	URL                 string               `json:"gif_url"` // required
381	Width               int                  `json:"gif_width"`
382	Height              int                  `json:"gif_height"`
383	ThumbURL            string               `json:"thumb_url"`
384	Title               string               `json:"title"`
385	Caption             string               `json:"caption"`
386	ReplyMarkup         InlineKeyboardMarkup `json:"reply_markup"`
387	InputMessageContent interface{}          `json:"input_message_content"`
388}
389
390// InlineQueryResultMPEG4GIF is an inline query response MPEG4 GIF.
391type InlineQueryResultMPEG4GIF struct {
392	Type                string               `json:"type"`      // required
393	ID                  string               `json:"id"`        // required
394	URL                 string               `json:"mpeg4_url"` // required
395	Width               int                  `json:"mpeg4_width"`
396	Height              int                  `json:"mpeg4_height"`
397	ThumbURL            string               `json:"thumb_url"`
398	Title               string               `json:"title"`
399	Caption             string               `json:"caption"`
400	ReplyMarkup         InlineKeyboardMarkup `json:"reply_markup"`
401	InputMessageContent interface{}          `json:"input_message_content"`
402}
403
404// InlineQueryResultVideo is an inline query response video.
405type InlineQueryResultVideo struct {
406	Type                string               `json:"type"`      // required
407	ID                  string               `json:"id"`        // required
408	URL                 string               `json:"video_url"` // required
409	MimeType            string               `json:"mime_type"` // required
410	ThumbURL            string               `json:"thumb_url"`
411	Title               string               `json:"title"`
412	Caption             string               `json:"caption"`
413	Width               int                  `json:"video_width"`
414	Height              int                  `json:"video_height"`
415	Duration            int                  `json:"video_duration"`
416	Description         string               `json:"description"`
417	ReplyMarkup         InlineKeyboardMarkup `json:"reply_markup"`
418	InputMessageContent interface{}          `json:"input_message_content"`
419}
420
421// ChosenInlineResult is an inline query result chosen by a User
422type ChosenInlineResult struct {
423	ResultID string `json:"result_id"`
424	From     User   `json:"from"`
425	Query    string `json:"query"`
426}
427
428type InputTextMessageContent struct {
429	Text                  string `json:"message_text"`
430	ParseMode             string `json:"parse_mode"`
431	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
432}
433
434type InputLocationMessageContent struct {
435	Latitude  float64 `json:"latitude"`
436	Longitude float64 `json:"longitude"`
437}
438
439type InputVenueMessageContent struct {
440	Latitude     float64 `json:"latitude"`
441	Longitude    float64 `json:"longitude"`
442	Title        string  `json:"title"`
443	Address      string  `json:"address"`
444	FoursquareID string  `json:"foursquare_id"`
445}
446
447type InputContactMessageContent struct {
448	PhoneNumber string `json:"phone_number"`
449	FirstName   string `json:"first_name"`
450	LastName    string `json:"last_name"`
451}