all repos — telegram-bot-api @ 3dbc5f3892080163fb6ca95887c9c07ed7aa2149

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// IsCommand returns true if message starts with '/'.
127func (m *Message) IsCommand() bool {
128	return m.Text != "" && m.Text[0] == '/'
129}
130
131// Command checks if the message was a command and if it was, returns the
132// command. If the Message was not a command, it returns an empty string.
133func (m *Message) Command() string {
134	if !m.IsCommand() {
135		return ""
136	}
137
138	return strings.SplitN(m.Text, " ", 2)[0]
139}
140
141// CommandArguments checks if the message was a command and if it was,
142// returns all text after the command name. If the Message was not a
143// command, it returns an empty string.
144func (m *Message) CommandArguments() string {
145	if !m.IsCommand() {
146		return ""
147	}
148
149	split := strings.SplitN(m.Text, " ", 2)
150	if len(split) != 2 {
151		return ""
152	}
153
154	return strings.SplitN(m.Text, " ", 2)[1]
155}
156
157// PhotoSize contains information about photos.
158type PhotoSize struct {
159	FileID   string `json:"file_id"`
160	Width    int    `json:"width"`
161	Height   int    `json:"height"`
162	FileSize int    `json:"file_size"` // optional
163}
164
165// Audio contains information about audio.
166type Audio struct {
167	FileID    string `json:"file_id"`
168	Duration  int    `json:"duration"`
169	Performer string `json:"performer"` // optional
170	Title     string `json:"title"`     // optional
171	MimeType  string `json:"mime_type"` // optional
172	FileSize  int    `json:"file_size"` // optional
173}
174
175// Document contains information about a document.
176type Document struct {
177	FileID    string    `json:"file_id"`
178	Thumbnail PhotoSize `json:"thumb"`     // optional
179	FileName  string    `json:"file_name"` // optional
180	MimeType  string    `json:"mime_type"` // optional
181	FileSize  int       `json:"file_size"` // optional
182}
183
184// Sticker contains information about a sticker.
185type Sticker struct {
186	FileID    string    `json:"file_id"`
187	Width     int       `json:"width"`
188	Height    int       `json:"height"`
189	Thumbnail PhotoSize `json:"thumb"`     // optional
190	FileSize  int       `json:"file_size"` // optional
191}
192
193// Video contains information about a video.
194type Video struct {
195	FileID    string    `json:"file_id"`
196	Width     int       `json:"width"`
197	Height    int       `json:"height"`
198	Duration  int       `json:"duration"`
199	Thumbnail PhotoSize `json:"thumb"`     // optional
200	MimeType  string    `json:"mime_type"` // optional
201	FileSize  int       `json:"file_size"` // optional
202}
203
204// Voice contains information about a voice.
205type Voice struct {
206	FileID   string `json:"file_id"`
207	Duration int    `json:"duration"`
208	MimeType string `json:"mime_type"` // optional
209	FileSize int    `json:"file_size"` // optional
210}
211
212// Contact contains information about a contact.
213//
214// Note that LastName and UserID may be empty.
215type Contact struct {
216	PhoneNumber string `json:"phone_number"`
217	FirstName   string `json:"first_name"`
218	LastName    string `json:"last_name"` // optional
219	UserID      int    `json:"user_id"`   // optional
220}
221
222// Location contains information about a place.
223type Location struct {
224	Longitude float32 `json:"longitude"`
225	Latitude  float32 `json:"latitude"`
226}
227
228// UserProfilePhotos contains information a set of user profile photos.
229type UserProfilePhotos struct {
230	TotalCount int         `json:"total_count"`
231	Photos     []PhotoSize `json:"photos"`
232}
233
234// File contains information about a file to download from Telegram.
235type File struct {
236	FileID   string `json:"file_id"`
237	FileSize int    `json:"file_size"` // optional
238	FilePath string `json:"file_path"` // optional
239}
240
241// Link returns a full path to the download URL for a File.
242//
243// It requires the Bot Token to create the link.
244func (f *File) Link(token string) string {
245	return fmt.Sprintf(FileEndpoint, token, f.FilePath)
246}
247
248// ReplyKeyboardMarkup allows the Bot to set a custom keyboard.
249type ReplyKeyboardMarkup struct {
250	Keyboard        [][]string `json:"keyboard"`
251	ResizeKeyboard  bool       `json:"resize_keyboard"`   // optional
252	OneTimeKeyboard bool       `json:"one_time_keyboard"` // optional
253	Selective       bool       `json:"selective"`         // optional
254}
255
256// ReplyKeyboardHide allows the Bot to hide a custom keyboard.
257type ReplyKeyboardHide struct {
258	HideKeyboard bool `json:"hide_keyboard"`
259	Selective    bool `json:"selective"` // optional
260}
261
262// ForceReply allows the Bot to have users directly reply to it without
263// additional interaction.
264type ForceReply struct {
265	ForceReply bool `json:"force_reply"`
266	Selective  bool `json:"selective"` // optional
267}
268
269// InlineQuery is a Query from Telegram for an inline request.
270type InlineQuery struct {
271	ID     string `json:"id"`
272	From   User   `json:"user"`
273	Query  string `json:"query"`
274	Offset string `json:"offset"`
275}
276
277// InlineQueryResult is the base type that all InlineQuery Results have.
278type InlineQueryResult struct {
279	Type string `json:"type"` // required
280	ID   string `json:"id"`   // required
281}
282
283// InlineQueryResultArticle is an inline query response article.
284type InlineQueryResultArticle struct {
285	InlineQueryResult
286	Title                 string `json:"title"`        // required
287	MessageText           string `json:"message_text"` // required
288	ParseMode             string `json:"parse_mode"`
289	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
290	URL                   string `json:"url"`
291	HideURL               bool   `json:"hide_url"`
292	Description           string `json:"description"`
293	ThumbURL              string `json:"thumb_url"`
294	ThumbWidth            int    `json:"thumb_width"`
295	ThumbHeight           int    `json:"thumb_height"`
296}
297
298// InlineQueryResultPhoto is an inline query response photo.
299type InlineQueryResultPhoto struct {
300	InlineQueryResult
301	URL                   string `json:"photo_url"` // required
302	MimeType              string `json:"mime_type"`
303	Width                 int    `json:"photo_width"`
304	Height                int    `json:"photo_height"`
305	ThumbURL              string `json:"thumb_url"`
306	Title                 string `json:"title"`
307	Description           string `json:"description"`
308	Caption               string `json:"caption"`
309	MessageText           string `json:"message_text"`
310	ParseMode             string `json:"parse_mode"`
311	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
312}
313
314// InlineQueryResultGIF is an inline query response GIF.
315type InlineQueryResultGIF struct {
316	InlineQueryResult
317	URL                   string `json:"gif_url"` // required
318	Width                 int    `json:"gif_width"`
319	Height                int    `json:"gif_height"`
320	ThumbURL              string `json:"thumb_url"`
321	Title                 string `json:"title"`
322	Caption               string `json:"caption"`
323	MessageText           string `json:"message_text"`
324	ParseMode             string `json:"parse_mode"`
325	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
326}
327
328// InlineQueryResultMPEG4GIF is an inline query response MPEG4 GIF.
329type InlineQueryResultMPEG4GIF struct {
330	InlineQueryResult
331	URL                   string `json:"mpeg4_url"` // required
332	Width                 int    `json:"mpeg4_width"`
333	Height                int    `json:"mpeg4_height"`
334	ThumbURL              string `json:"thumb_url"`
335	Title                 string `json:"title"`
336	Caption               string `json:"caption"`
337	MessageText           string `json:"message_text"`
338	ParseMode             string `json:"parse_mode"`
339	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
340}
341
342// InlineQueryResultVideo is an inline query response video.
343type InlineQueryResultVideo struct {
344	InlineQueryResult
345	URL                   string `json:"video_url"`    // required
346	MimeType              string `json:"mime_type"`    // required
347	MessageText           string `json:"message_text"` // required
348	ParseMode             string `json:"parse_mode"`
349	DisableWebPagePreview bool   `json:"disable_web_page_preview"`
350	Width                 int    `json:"video_width"`
351	Height                int    `json:"video_height"`
352	ThumbURL              string `json:"thumb_url"`
353	Title                 string `json:"title"`
354	Description           string `json:"description"`
355}
356
357// ChosenInlineResult is an inline query result chosen by a User
358type ChosenInlineResult struct {
359	ResultID string `json:"result_id"`
360	From     User   `json:"from"`
361	Query    string `json:"query"`
362}