all repos — telegram-bot-api @ 989089df9bf1913b86a6e3657445affb9b31bd8c

Golang bindings for the Telegram Bot API

types.go (view raw)

  1package tgbotapi
  2
  3import (
  4	"encoding/json"
  5	"fmt"
  6	"log"
  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}
 27
 28// User is a user on Telegram.
 29type User struct {
 30	ID        int    `json:"id"`
 31	FirstName string `json:"first_name"`
 32	LastName  string `json:"last_name"` // optional
 33	UserName  string `json:"username"`  // optional
 34}
 35
 36// String displays a simple text version of a user.
 37//
 38// It is normally a user's username, but falls back to a first/last
 39// name as available.
 40func (u *User) String() string {
 41	if u.UserName != "" {
 42		return u.UserName
 43	}
 44
 45	name := u.FirstName
 46	if u.LastName != "" {
 47		name += " " + u.LastName
 48	}
 49
 50	return name
 51}
 52
 53// GroupChat is a group chat.
 54type GroupChat struct {
 55	ID    int    `json:"id"`
 56	Title string `json:"title"`
 57}
 58
 59// Chat contains information about the place a message was sent.
 60type Chat struct {
 61	ID        int    `json:"id"`
 62	Type      string `json:"type"`
 63	Title     string `json:"title"`      // optional
 64	UserName  string `json:"username"`   // optional
 65	FirstName string `json:"first_name"` // optional
 66	LastName  string `json:"last_name"`  // optional
 67}
 68
 69// IsPrivate returns if the Chat is a private conversation.
 70func (c *Chat) IsPrivate() bool {
 71	return c.Type == "private"
 72}
 73
 74// IsGroup returns if the Chat is a group.
 75func (c *Chat) IsGroup() bool {
 76	return c.Type == "group"
 77}
 78
 79// IsSuperGroup returns if the Chat is a supergroup.
 80func (c *Chat) IsSuperGroup() bool {
 81	return c.Type == "supergroup"
 82}
 83
 84// IsChannel returns if the Chat is a channel.
 85func (c *Chat) IsChannel() bool {
 86	return c.Type == "channel"
 87}
 88
 89// Message is returned by almost every request, and contains data about
 90// almost anything.
 91type Message struct {
 92	MessageID             int         `json:"message_id"`
 93	From                  User        `json:"from"` // optional
 94	Date                  int         `json:"date"`
 95	Chat                  Chat        `json:"chat"`
 96	ForwardFrom           User        `json:"forward_from"`            // optional
 97	ForwardDate           int         `json:"forward_date"`            // optional
 98	ReplyToMessage        *Message    `json:"reply_to_message"`        // optional
 99	Text                  string      `json:"text"`                    // optional
100	Audio                 Audio       `json:"audio"`                   // optional
101	Document              Document    `json:"document"`                // optional
102	Photo                 []PhotoSize `json:"photo"`                   // optional
103	Sticker               Sticker     `json:"sticker"`                 // optional
104	Video                 Video       `json:"video"`                   // optional
105	Voice                 Voice       `json:"voice"`                   // optional
106	Caption               string      `json:"caption"`                 // optional
107	Contact               Contact     `json:"contact"`                 // optional
108	Location              Location    `json:"location"`                // optional
109	NewChatParticipant    User        `json:"new_chat_participant"`    // optional
110	LeftChatParticipant   User        `json:"left_chat_participant"`   // optional
111	NewChatTitle          string      `json:"new_chat_title"`          // optional
112	NewChatPhoto          []PhotoSize `json:"new_chat_photo"`          // optional
113	DeleteChatPhoto       bool        `json:"delete_chat_photo"`       // optional
114	GroupChatCreated      bool        `json:"group_chat_created"`      // optional
115	SuperGroupChatCreated bool        `json:"supergroup_chat_created"` // optional
116	ChannelChatCreated    bool        `json:"channel_chat_created"`    // optional
117	MigrateToChatID       int         `json:"migrate_to_chat_id"`      // optional
118	MigrateFromChatID     int         `json:"migrate_from_chat_id"`    // optional
119}
120
121// Time converts the message timestamp into a Time.
122func (m *Message) Time() time.Time {
123	return time.Unix(int64(m.Date), 0)
124}
125
126// IsGroup returns if the message was sent to a group.
127//
128// Deprecated in favor of Chat.IsGroup.
129func (m *Message) IsGroup() bool {
130	log.Println("Message.IsGroup is deprecated.")
131	log.Println("Please use Chat.IsGroup instead.")
132	return m.Chat.IsGroup()
133}
134
135// IsCommand returns true if message starts with '/'.
136func (m *Message) IsCommand() bool {
137	return m.Text != "" && m.Text[0] == '/'
138}
139
140// Command checks if the message was a command and if it was, returns the
141// command. If the Message was not a command, it returns an empty string.
142func (m *Message) Command() string {
143	if !m.IsCommand() {
144		return ""
145	}
146
147	return strings.SplitN(m.Text, " ", 2)[0]
148}
149
150// CommandArguments checks if the message was a command and if it was,
151// returns all text after the command name. If the Message was not a
152// command, it returns an empty string.
153func (m *Message) CommandArguments() string {
154	if !m.IsCommand() {
155		return ""
156	}
157
158	split := strings.SplitN(m.Text, " ", 2)
159	if len(split) != 2 {
160		return ""
161	}
162
163	return strings.SplitN(m.Text, " ", 2)[1]
164}
165
166// PhotoSize contains information about photos.
167type PhotoSize struct {
168	FileID   string `json:"file_id"`
169	Width    int    `json:"width"`
170	Height   int    `json:"height"`
171	FileSize int    `json:"file_size"` // optional
172}
173
174// Audio contains information about audio.
175type Audio struct {
176	FileID    string `json:"file_id"`
177	Duration  int    `json:"duration"`
178	Performer string `json:"performer"` // optional
179	Title     string `json:"title"`     // optional
180	MimeType  string `json:"mime_type"` // optional
181	FileSize  int    `json:"file_size"` // optional
182}
183
184// Document contains information about a document.
185type Document struct {
186	FileID    string    `json:"file_id"`
187	Thumbnail PhotoSize `json:"thumb"`     // optional
188	FileName  string    `json:"file_name"` // optional
189	MimeType  string    `json:"mime_type"` // optional
190	FileSize  int       `json:"file_size"` // optional
191}
192
193// Sticker contains information about a sticker.
194type Sticker struct {
195	FileID    string    `json:"file_id"`
196	Width     int       `json:"width"`
197	Height    int       `json:"height"`
198	Thumbnail PhotoSize `json:"thumb"`     // optional
199	FileSize  int       `json:"file_size"` // optional
200}
201
202// Video contains information about a video.
203type Video struct {
204	FileID    string    `json:"file_id"`
205	Width     int       `json:"width"`
206	Height    int       `json:"height"`
207	Duration  int       `json:"duration"`
208	Thumbnail PhotoSize `json:"thumb"`     // optional
209	MimeType  string    `json:"mime_type"` // optional
210	FileSize  int       `json:"file_size"` // optional
211}
212
213// Voice contains information about a voice.
214type Voice struct {
215	FileID   string `json:"file_id"`
216	Duration int    `json:"duration"`
217	MimeType string `json:"mime_type"` // optional
218	FileSize int    `json:"file_size"` // optional
219}
220
221// Contact contains information about a contact.
222//
223// Note that LastName and UserID may be empty.
224type Contact struct {
225	PhoneNumber string `json:"phone_number"`
226	FirstName   string `json:"first_name"`
227	LastName    string `json:"last_name"` // optional
228	UserID      int    `json:"user_id"`   // optional
229}
230
231// Location contains information about a place.
232type Location struct {
233	Longitude float32 `json:"longitude"`
234	Latitude  float32 `json:"latitude"`
235}
236
237// UserProfilePhotos contains information a set of user profile photos.
238type UserProfilePhotos struct {
239	TotalCount int         `json:"total_count"`
240	Photos     []PhotoSize `json:"photos"`
241}
242
243// File contains information about a file to download from Telegram.
244type File struct {
245	FileID   string `json:"file_id"`
246	FileSize int    `json:"file_size"` // optional
247	FilePath string `json:"file_path"` // optional
248}
249
250// Link returns a full path to the download URL for a File.
251//
252// It requires the Bot Token to create the link.
253func (f *File) Link(token string) string {
254	return fmt.Sprintf(FileEndpoint, token, f.FilePath)
255}
256
257// ReplyKeyboardMarkup allows the Bot to set a custom keyboard.
258type ReplyKeyboardMarkup struct {
259	Keyboard        [][]string `json:"keyboard"`
260	ResizeKeyboard  bool       `json:"resize_keyboard"`   // optional
261	OneTimeKeyboard bool       `json:"one_time_keyboard"` // optional
262	Selective       bool       `json:"selective"`         // optional
263}
264
265// ReplyKeyboardHide allows the Bot to hide a custom keyboard.
266type ReplyKeyboardHide struct {
267	HideKeyboard bool `json:"hide_keyboard"`
268	Selective    bool `json:"selective"` // optional
269}
270
271// ForceReply allows the Bot to have users directly reply to it without
272// additional interaction.
273type ForceReply struct {
274	ForceReply bool `json:"force_reply"`
275	Selective  bool `json:"selective"` // optional
276}
277
278// InlineQuery is a Query from Telegram for an inline request.
279type InlineQuery struct {
280	ID     string `json:"id"`
281	From   User   `json:"user"`
282	Query  string `json:"query"`
283	Offset string `json:"offset"`
284}
285
286// InlineQueryResult is the base type that all InlineQuery Results have.
287type InlineQueryResult struct {
288	Type string `json:"type"` // required
289	ID   string `json:"id"`   // required
290}
291
292// InlineQueryResultArticle is an inline query response article.
293type InlineQueryResultArticle struct {
294	InlineQueryResult
295	Title                 string `json:"title"`        // required
296	MessageText           string `json:"message_text"` // required
297	ParseMode             string `json:"parse_mode"`
298	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
299	URL                   string `json:"url"`
300	HideURL               bool   `json:"hide_url"`
301	Description           string `json:"description"`
302	ThumbURL              string `json:"thumb_url"`
303	ThumbWidth            int    `json:"thumb_width"`
304	ThumbHeight           int    `json:"thumb_height"`
305}
306
307// InlineQueryResultPhoto is an inline query response photo.
308type InlineQueryResultPhoto struct {
309	InlineQueryResult
310	URL                   string `json:"photo_url"` // required
311	MimeType              string `json:"mime_type"`
312	Width                 int    `json:"photo_width"`
313	Height                int    `json:"photo_height"`
314	ThumbURL              string `json:"thumb_url"`
315	Title                 string `json:"title"`
316	Description           string `json:"description"`
317	Caption               string `json:"caption"`
318	MessageText           string `json:"message_text"`
319	ParseMode             string `json:"parse_mode"`
320	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
321}
322
323// InlineQueryResultGIF is an inline query response GIF.
324type InlineQueryResultGIF struct {
325	InlineQueryResult
326	URL                   string `json:"gif_url"` // required
327	Width                 int    `json:"gif_width"`
328	Height                int    `json:"gif_height"`
329	ThumbURL              string `json:"thumb_url"`
330	Title                 string `json:"title"`
331	Caption               string `json:"caption"`
332	MessageText           string `json:"message_text"`
333	ParseMode             string `json:"parse_mode"`
334	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
335}
336
337// InlineQueryResultMPEG4GIF is an inline query response MPEG4 GIF.
338type InlineQueryResultMPEG4GIF struct {
339	InlineQueryResult
340	URL                   string `json:"mpeg4_url"` // required
341	Width                 int    `json:"mpeg4_width"`
342	Height                int    `json:"mpeg4_height"`
343	ThumbURL              string `json:"thumb_url"`
344	Title                 string `json:"title"`
345	Caption               string `json:"caption"`
346	MessageText           string `json:"message_text"`
347	ParseMode             string `json:"parse_mode"`
348	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
349}
350
351// InlineQueryResultVideo is an inline query response video.
352type InlineQueryResultVideo struct {
353	InlineQueryResult
354	URL                   string `json:"video_url"`    // required
355	MimeType              string `json:"mime_type"`    // required
356	MessageText           string `json:"message_text"` // required
357	ParseMode             string `json:"parse_mode"`
358	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
359	Width                 int    `json:"video_width"`
360	Height                int    `json:"video_height"`
361	ThumbURL              string `json:"thumb_url"`
362	Title                 string `json:"title"`
363	Description           string `json:"description"`
364}
365
366// ChosenInlineResult is an inline query result chosen by a User
367type ChosenInlineResult struct {
368	ResultID string `json:"result_id"`
369	From     User   `json:"from"`
370	Query    string `json:"query"`
371}