telegram-bot-api/configs.go

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package tgbotapi
import (
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"encoding/json"
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"io"
"net/url"
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"strconv"
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)
// Telegram constants
const (
// APIEndpoint is the endpoint for all API methods,
// with formatting for Sprintf.
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APIEndpoint = "https://api.telegram.org/bot%s/%s"
// FileEndpoint is the endpoint for downloading a file from Telegram.
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FileEndpoint = "https://api.telegram.org/file/bot%s/%s"
)
// Constant values for ChatActions
const (
ChatTyping = "typing"
ChatUploadPhoto = "upload_photo"
ChatRecordVideo = "record_video"
ChatUploadVideo = "upload_video"
ChatRecordAudio = "record_audio"
ChatUploadAudio = "upload_audio"
ChatUploadDocument = "upload_document"
ChatFindLocation = "find_location"
)
// API errors
const (
// ErrAPIForbidden happens when a token is bad
ErrAPIForbidden = "forbidden"
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)
// Constant values for ParseMode in MessageConfig
const (
ModeMarkdown = "Markdown"
ModeHTML = "HTML"
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)
// Library errors
const (
// ErrBadFileType happens when you pass an unknown type
ErrBadFileType = "bad file type"
)
// Chattable is any config type that can be sent.
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type Chattable interface {
values() (url.Values, error)
method() string
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}
// Fileable is any config type that can be sent that includes a file.
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type Fileable interface {
Chattable
params() (map[string]string, error)
name() string
getFile() interface{}
useExistingFile() bool
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}
// BaseChat is base type for all chat config types.
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type BaseChat struct {
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ChatID int64 // required
ChannelUsername string
ReplyToMessageID int
ReplyMarkup interface{}
DisableNotification bool
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}
// values returns url.Values representation of BaseChat
func (chat *BaseChat) values() (url.Values, error) {
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v := url.Values{}
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if chat.ChannelUsername != "" {
v.Add("chat_id", chat.ChannelUsername)
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} else {
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v.Add("chat_id", strconv.FormatInt(chat.ChatID, 10))
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}
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if chat.ReplyToMessageID != 0 {
v.Add("reply_to_message_id", strconv.Itoa(chat.ReplyToMessageID))
}
if chat.ReplyMarkup != nil {
data, err := json.Marshal(chat.ReplyMarkup)
if err != nil {
return v, err
}
v.Add("reply_markup", string(data))
}
v.Add("disable_notification", strconv.FormatBool(chat.DisableNotification))
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return v, nil
}
// BaseFile is a base type for all file config types.
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type BaseFile struct {
BaseChat
File interface{}
FileID string
UseExisting bool
MimeType string
FileSize int
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}
// params returns a map[string]string representation of BaseFile.
func (file BaseFile) params() (map[string]string, error) {
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params := make(map[string]string)
if file.ChannelUsername != "" {
params["chat_id"] = file.ChannelUsername
} else {
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params["chat_id"] = strconv.FormatInt(file.ChatID, 10)
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}
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if file.ReplyToMessageID != 0 {
params["reply_to_message_id"] = strconv.Itoa(file.ReplyToMessageID)
}
if file.ReplyMarkup != nil {
data, err := json.Marshal(file.ReplyMarkup)
if err != nil {
return params, err
}
params["reply_markup"] = string(data)
}
if file.MimeType != "" {
params["mime_type"] = file.MimeType
}
if file.FileSize > 0 {
params["file_size"] = strconv.Itoa(file.FileSize)
}
params["disable_notification"] = strconv.FormatBool(file.DisableNotification)
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return params, nil
}
// getFile returns the file.
func (file BaseFile) getFile() interface{} {
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return file.File
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}
// useExistingFile returns if the BaseFile has already been uploaded.
func (file BaseFile) useExistingFile() bool {
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return file.UseExisting
}
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// MessageConfig contains information about a SendMessage request.
type MessageConfig struct {
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BaseChat
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Text string
ParseMode string
DisableWebPagePreview bool
}
// values returns a url.Values representation of MessageConfig.
func (config MessageConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add("text", config.Text)
v.Add("disable_web_page_preview", strconv.FormatBool(config.DisableWebPagePreview))
if config.ParseMode != "" {
v.Add("parse_mode", config.ParseMode)
}
return v, nil
}
// method returns Telegram API method name for sending Message.
func (config MessageConfig) method() string {
return "sendMessage"
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}
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// ForwardConfig contains information about a ForwardMessage request.
type ForwardConfig struct {
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BaseChat
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FromChatID int64 // required
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FromChannelUsername string
MessageID int // required
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}
// values returns a url.Values representation of ForwardConfig.
func (config ForwardConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add("from_chat_id", strconv.FormatInt(config.FromChatID, 10))
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v.Add("message_id", strconv.Itoa(config.MessageID))
return v, nil
}
// method returns Telegram API method name for sending Forward.
func (config ForwardConfig) method() string {
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return "forwardMessage"
}
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// PhotoConfig contains information about a SendPhoto request.
type PhotoConfig struct {
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BaseFile
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Caption string
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}
// Params returns a map[string]string representation of PhotoConfig.
func (config PhotoConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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if config.Caption != "" {
params["caption"] = config.Caption
}
return params, nil
}
// Values returns a url.Values representation of PhotoConfig.
func (config PhotoConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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if config.Caption != "" {
v.Add("caption", config.Caption)
}
return v, nil
}
// name returns the field name for the Photo.
func (config PhotoConfig) name() string {
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return "photo"
}
// method returns Telegram API method name for sending Photo.
func (config PhotoConfig) method() string {
return "sendPhoto"
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}
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// AudioConfig contains information about a SendAudio request.
type AudioConfig struct {
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BaseFile
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Duration int
Performer string
Title string
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}
// values returns a url.Values representation of AudioConfig.
func (config AudioConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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if config.Duration != 0 {
v.Add("duration", strconv.Itoa(config.Duration))
}
if config.Performer != "" {
v.Add("performer", config.Performer)
}
if config.Title != "" {
v.Add("title", config.Title)
}
return v, nil
}
// params returns a map[string]string representation of AudioConfig.
func (config AudioConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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if config.Duration != 0 {
params["duration"] = strconv.Itoa(config.Duration)
}
if config.Performer != "" {
params["performer"] = config.Performer
}
if config.Title != "" {
params["title"] = config.Title
}
return params, nil
}
// name returns the field name for the Audio.
func (config AudioConfig) name() string {
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return "audio"
}
// method returns Telegram API method name for sending Audio.
func (config AudioConfig) method() string {
return "sendAudio"
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}
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// DocumentConfig contains information about a SendDocument request.
type DocumentConfig struct {
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BaseFile
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}
// values returns a url.Values representation of DocumentConfig.
func (config DocumentConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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return v, nil
}
// params returns a map[string]string representation of DocumentConfig.
func (config DocumentConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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return params, nil
}
// name returns the field name for the Document.
func (config DocumentConfig) name() string {
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return "document"
}
// method returns Telegram API method name for sending Document.
func (config DocumentConfig) method() string {
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return "sendDocument"
}
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// StickerConfig contains information about a SendSticker request.
type StickerConfig struct {
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BaseFile
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}
// values returns a url.Values representation of StickerConfig.
func (config StickerConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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return v, nil
}
// params returns a map[string]string representation of StickerConfig.
func (config StickerConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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return params, nil
}
// name returns the field name for the Sticker.
func (config StickerConfig) name() string {
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return "sticker"
}
// method returns Telegram API method name for sending Sticker.
func (config StickerConfig) method() string {
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return "sendSticker"
}
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// VideoConfig contains information about a SendVideo request.
type VideoConfig struct {
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BaseFile
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Duration int
Caption string
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}
// values returns a url.Values representation of VideoConfig.
func (config VideoConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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if config.Duration != 0 {
v.Add("duration", strconv.Itoa(config.Duration))
}
if config.Caption != "" {
v.Add("caption", config.Caption)
}
return v, nil
}
// params returns a map[string]string representation of VideoConfig.
func (config VideoConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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return params, nil
}
// name returns the field name for the Video.
func (config VideoConfig) name() string {
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return "video"
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}
// method returns Telegram API method name for sending Video.
func (config VideoConfig) method() string {
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return "sendVideo"
}
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// VoiceConfig contains information about a SendVoice request.
type VoiceConfig struct {
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BaseFile
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Duration int
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}
// values returns a url.Values representation of VoiceConfig.
func (config VoiceConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add(config.name(), config.FileID)
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if config.Duration != 0 {
v.Add("duration", strconv.Itoa(config.Duration))
}
return v, nil
}
// params returns a map[string]string representation of VoiceConfig.
func (config VoiceConfig) params() (map[string]string, error) {
params, _ := config.BaseFile.params()
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if config.Duration != 0 {
params["duration"] = strconv.Itoa(config.Duration)
}
return params, nil
}
// name returns the field name for the Voice.
func (config VoiceConfig) name() string {
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return "voice"
}
// method returns Telegram API method name for sending Voice.
func (config VoiceConfig) method() string {
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return "sendVoice"
}
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// LocationConfig contains information about a SendLocation request.
type LocationConfig struct {
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BaseChat
Latitude float64 // required
Longitude float64 // required
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}
// values returns a url.Values representation of LocationConfig.
func (config LocationConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add("latitude", strconv.FormatFloat(config.Latitude, 'f', 6, 64))
v.Add("longitude", strconv.FormatFloat(config.Longitude, 'f', 6, 64))
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return v, nil
}
// method returns Telegram API method name for sending Location.
func (config LocationConfig) method() string {
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return "sendLocation"
}
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// ChatActionConfig contains information about a SendChatAction request.
type ChatActionConfig struct {
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BaseChat
Action string // required
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}
// values returns a url.Values representation of ChatActionConfig.
func (config ChatActionConfig) values() (url.Values, error) {
v, _ := config.BaseChat.values()
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v.Add("action", config.Action)
return v, nil
}
// method returns Telegram API method name for sending ChatAction.
func (config ChatActionConfig) method() string {
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return "sendChatAction"
}
// UserProfilePhotosConfig contains information about a
// GetUserProfilePhotos request.
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type UserProfilePhotosConfig struct {
UserID int
Offset int
Limit int
}
// FileConfig has information about a file hosted on Telegram.
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type FileConfig struct {
FileID string
}
// UpdateConfig contains information about a GetUpdates request.
type UpdateConfig struct {
Offset int
Limit int
Timeout int
}
// WebhookConfig contains information about a SetWebhook request.
type WebhookConfig struct {
URL *url.URL
Certificate interface{}
}
// FileBytes contains information about a set of bytes to upload
// as a File.
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type FileBytes struct {
Name string
Bytes []byte
}
// FileReader contains information about a reader to upload as a File.
// If Size is -1, it will read the entire Reader into memory to
// calculate a Size.
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type FileReader struct {
Name string
Reader io.Reader
Size int64
}
// InlineConfig contains information on making an InlineQuery response.
type InlineConfig struct {
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InlineQueryID string `json:"inline_query_id"`
Results []interface{} `json:"results"`
CacheTime int `json:"cache_time"`
IsPersonal bool `json:"is_personal"`
NextOffset string `json:"next_offset"`
}