package tgapi

import (
	"encoding/json"

	"git.scuroneko.dev/scuroneko/extypes"
)

// MessageID represents a message identifier wrapper returned by some API methods.
// Since: Bot API 7.0
type MessageID struct {
	// MessageID Unique message identifier. In specific instances (e.g., message containing a video sent to a
	// big chat), the server might automatically schedule a message instead of sending it immediately. In such
	// cases, this field will be 0 and the relevant message will be unusable until it is actually sent.
	MessageID int `json:"message_id"`
}

// DirectMessageTopic represents a forum topic in a direct message.
// Since: Bot API 9.2
type DirectMessageTopic struct {
	// TopicID Unique identifier of the topic. This number may have more than 32 significant bits and some
	// programming languages may have difficulty/silent defects in interpreting it. But it has at most 52
	// significant bits, so a 64-bit integer or double-precision float type are safe for storing this
	// identifier.
	TopicID int64 `json:"topic_id"`
	// User is the user associated with the direct-message topic when available.
	User *User `json:"user,omitempty"`
}

// MessageOriginType represents the type of a message origin.
type MessageOriginType string

const (
	// MessageOriginUserType identifies a known user origin.
	MessageOriginUserType = "user"
	// MessageOriginHiddenUserType identifies a hidden user origin.
	MessageOriginHiddenUserType = "hidden_user"
	// MessageOriginChatType identifies a chat origin.
	MessageOriginChatType = "chat"
	// MessageOriginChannel identifies a channel origin.
	MessageOriginChannel = "channel"
)

// MessageOrigin describes the origin of a message.
// Since: Bot API 7.0
type MessageOrigin struct {
	// Type identifies the concrete message-origin variant.
	Type MessageOriginType `json:"type"`
	// Date Date the message was sent originally in Unix time
	Date int64 `json:"date"`

	// SenderUser User that sent the message originally
	SenderUser *User `json:"sender_user,omitempty"`

	// SenderUserName Name of the user that sent the message originally
	SenderUserName string `json:"sender_user_name,omitempty"`

	// SenderChat Chat that sent the message originally
	SenderChat *Chat `json:"sender_chat,omitempty"`

	// Chat Channel chat to which the message was originally sent
	Chat *Chat `json:"chat,omitempty"`
	// MessageID Unique message identifier inside the chat
	MessageID int `json:"message_id"`

	// AuthorSignature is the original author's signature for channel messages.
	AuthorSignature string `json:"author_signature,omitempty"`
}

// ExternalReplyInfo contains information about a message that is being replied to.
// Since: Bot API 7.0
type ExternalReplyInfo struct {
	// Origin Origin of the message replied to by the given message
	Origin MessageOrigin `json:"origin"`
	// Chat Optional. Chat the original message belongs to. Available only if the chat is a supergroup or a
	// channel.
	Chat *Chat `json:"chat,omitempty"`
	// MessageID Optional. Unique message identifier inside the original chat. Available only if the original
	// chat is a supergroup or a channel.
	MessageID int `json:"message_id,omitempty"`
	// LinkPreviewOptions Optional. Options used for link preview generation for the original message, if it is
	// a text message
	LinkPreviewOptions *LinkPreviewOptions `json:"link_preview_options,omitempty"`
	// Animation Optional. Message is an animation, information about the animation
	Animation *Animation `json:"animation,omitempty"`
	// Audio Optional. Message is an audio file, information about the file
	Audio *Audio `json:"audio,omitempty"`
	// Document Optional. Message is a general file, information about the file
	Document *Document `json:"document,omitempty"`
	// PaidMedia Optional. Message contains paid media; information about the paid media
	PaidMedia *PaidMediaInfo `json:"paid_media,omitempty"` // Since: Bot API 7.6
	// Photo Optional. Message is a photo, available sizes of the photo
	Photo []PhotoSize `json:"photo,omitempty"`
	// LivePhoto Optional. Message is a live photo, information about the live photo
	LivePhoto *LivePhoto `json:"live_photo,omitempty"` // Since: Bot API 10.0
	// Sticker Optional. Message is a sticker, information about the sticker
	Sticker *Sticker `json:"sticker,omitempty"`
	// Story Optional. Message is a forwarded story
	Story *Story `json:"story,omitempty"`
	// Video Optional. Message is a video, information about the video
	Video *Video `json:"video,omitempty"`
	// VideoNote Optional. Message is a video note, information about the video message
	VideoNote *VideoNote `json:"video_note,omitempty"`
	// Voice Optional. Message is a voice message, information about the file
	Voice *Voice `json:"voice,omitempty"`
	// HasMediaSpoiler Optional. True, if the message media is covered by a spoiler animation
	HasMediaSpoiler bool `json:"has_media_spoiler,omitempty"`
	// Checklist Optional. Message is a checklist
	Checklist *Checklist `json:"checklist,omitempty"` // Since: Bot API 9.1
	// Contact Optional. Message is a shared contact, information about the contact
	Contact *Contact `json:"contact,omitempty"`
	// Dice Optional. Message is a dice with random value
	Dice *Dice `json:"dice,omitempty"`
	// Game Optional. Message is a game, information about the game. More about games »
	Game *Game `json:"game,omitempty"`
	// Giveaway Optional. Message is a scheduled giveaway, information about the giveaway
	Giveaway *Giveaway `json:"giveaway,omitempty"`
	// GiveawayWinners Optional. A giveaway with public winners was completed
	GiveawayWinners *GiveawayWinners `json:"giveaway_winners,omitempty"`
	// Invoice Optional. Message is an invoice for a payment, information about the invoice. More about payments
	// »
	Invoice *Invoice `json:"invoice,omitempty"`
	// Location Optional. Message is a shared location, information about the location
	Location *Location `json:"location,omitempty"`
	// Poll Optional. Message is a native poll, information about the poll
	Poll *Poll `json:"poll,omitempty"`
	// Venue Optional. Message is a venue, information about the venue
	Venue *Venue `json:"venue,omitempty"`
}

// TextQuote contains information about the quoted part of a message.
// Since: Bot API 7.0
type TextQuote struct {
	// Text Text of the quoted part of a message that is replied to by the given message
	Text string `json:"text"`
	// Entities Optional. Special entities that appear in the quote. Currently, only bold, italic, underline,
	// strikethrough, spoiler, custom_emoji, and date_time entities are kept in quotes.
	Entities []MessageEntity `json:"entities"`
	// Position Approximate quote position in the original message in UTF-16 code units as specified by the
	// sender
	Position int `json:"position"`
	// IsManual Optional. True, if the quote was chosen manually by the message sender. Otherwise, the quote was
	// added automatically by the server.
	IsManual bool `json:"is_manual,omitempty"`
}

// MessageAutoDeleteTimerChanged represents a service message about a change in auto-delete timer settings.
// Since: Bot API 5.1
type MessageAutoDeleteTimerChanged struct {
	// MessageAutoDeleteTime New auto-delete time for messages in the chat; in seconds
	MessageAutoDeleteTime int `json:"message_auto_delete_time"`
}

// DirectMessagePriceChanged represents a service message about a change in the price of direct messages.
// Since: Bot API 9.1
type DirectMessagePriceChanged struct {
	// AreDirectMessagesEnabled True, if direct messages are enabled for the channel chat; False otherwise
	AreDirectMessagesEnabled bool `json:"are_direct_messages_enabled"`
	// DirectMessageStarCount Optional. The new number of Telegram Stars that must be paid by users for each
	// direct message sent to the channel. Does not apply to users who have been exempted by administrators.
	// Defaults to 0.
	DirectMessageStarCount int `json:"direct_message_star_count,omitempty"`
}

// PaidMessagePriceChanged represents a service message about a change in the price of paid messages.
// Since: Bot API 9.x
type PaidMessagePriceChanged struct {
	// PaidMessageStarCount The new number of Telegram Stars that must be paid by non-administrator users of the
	// supergroup chat for each sent message
	PaidMessageStarCount int `json:"paid_message_star_count"`
}

// Message represents a Telegram message.
// Since: Bot API 1.0
// See https://core.telegram.org/bots/api#message
type Message struct {
	// MessageID Unique message identifier inside this chat; 0 for ephemeral messages. In specific instances
	// (e.g., a message containing a video sent to a big chat), the server might automatically schedule a
	// message instead of sending it immediately. In such cases, this field will be 0 and the relevant message
	// will be unusable until it is actually sent.
	MessageID int `json:"message_id"`
	// MessageThreadID Optional. Unique identifier of a message thread or forum topic to which the message
	// belongs; for supergroups and private chats only
	MessageThreadID int `json:"message_thread_id,omitempty"` // Since: Bot API 6.3
	// DirectMessageTopic contains the direct-message topic associated with the message.
	DirectMessageTopic *DirectMessageTopic `json:"direct_message_topic,omitempty"` // Since: Bot API 9.2
	// From Optional. Sender of the message; may be empty for messages sent to channels. For backward
	// compatibility, if the message was sent on behalf of a chat, the field contains a fake sender user in
	// non-channel chats.
	From *User `json:"from,omitempty"`

	// SenderChat Optional. Sender of the message when sent on behalf of a chat. For example, the supergroup
	// itself for messages sent by its anonymous administrators or a linked channel for messages automatically
	// forwarded to the channel's discussion group. For backward compatibility, if the message was sent on
	// behalf of a chat, the field from contains a fake sender user in non-channel chats.
	SenderChat *Chat `json:"sender_chat,omitempty"` // Since: Bot API 5.0
	// SenderBoostCount Optional. If the sender of the message boosted the chat, the number of boosts added by
	// the user
	SenderBoostCount int `json:"sender_boost_count,omitempty"` // Since: Bot API 7.1
	// SenderBusinessBot Optional. The bot that actually sent the message on behalf of the business account.
	// Available only for outgoing messages sent on behalf of the connected business account.
	SenderBusinessBot *User `json:"sender_business_bot,omitempty"` // Since: Bot API 7.2
	// SenderTag Optional. Tag or custom title of the sender of the message; for supergroups only
	SenderTag string `json:"sender_tag,omitempty"` // Since: Bot API 9.5
	// ReceiverUser identifies the user who can see the ephemeral message.
	ReceiverUser *User `json:"receiver_user,omitempty"` // Since: Bot API 10.2
	// EphemeralMessageID identifies the ephemeral message.
	EphemeralMessageID int64 `json:"ephemeral_message_id,omitempty"` // Since: Bot API 10.2
	// Date Date the message was sent in Unix time. It is always a positive number, representing a valid date.
	Date int `json:"date"`
	// GuestQueryID Optional. The unique identifier for the guest query. Use this identifier with the method
	// answerGuestQuery to send a response message. If non-empty, the message belongs to the chat where the
	// guest bot was summoned, which may not coincide with other existing bot chats sharing the same identifier.
	GuestQueryID string `json:"guest_query_id,omitempty"` // Since: Bot API 10.0
	// BusinessConnectionID Optional. Unique identifier of the business connection from which the message was
	// received. If non-empty, the message belongs to a chat of the corresponding business account that is
	// independent from any potential bot chat which might share the same identifier.
	BusinessConnectionID string `json:"business_connection_id,omitempty"` // Since: Bot API 7.2
	// Chat Chat the message belongs to
	Chat *Chat `json:"chat,omitempty"`
	// ForwardOrigin Optional. Information about the original message for forwarded messages
	ForwardOrigin *MessageOrigin `json:"forward_origin,omitempty"` // Since: Bot API 7.0

	// IsTopicMessage Optional. True, if the message is sent to a topic in a forum supergroup or a private chat
	// with the bot
	IsTopicMessage bool `json:"is_topic_message,omitempty"` // Since: Bot API 6.3
	// IsAutomaticForward Optional. True, if the message is a channel post that was automatically forwarded to
	// the connected discussion group
	IsAutomaticForward bool `json:"is_automatic_forward,omitempty"` // Since: Bot API 5.5
	// ReplyToMessage Optional. For replies in the same chat and message thread, the original message. Note that
	// the Message object in this field will not contain further reply_to_message fields even if it itself is a
	// reply. If the message is a reply to an ephemeral message, then this field may be omitted.
	ReplyToMessage *Message `json:"reply_to_message,omitempty"`
	// ExternalReply Optional. Information about the message that is being replied to, which may come from
	// another chat or forum topic
	ExternalReply *ExternalReplyInfo `json:"external_reply,omitempty"` // Since: Bot API 7.0
	// Quote Optional. For replies that quote part of the original message, the quoted part of the message
	Quote *TextQuote `json:"quote,omitempty"` // Since: Bot API 7.0

	// ReplyToStory Optional. For replies to a story, the original story
	ReplyToStory *Story `json:"reply_to_story,omitempty"` // Since: Bot API 7.1
	// ReplyToChecklistTaskID Optional. Identifier of the specific checklist task that is being replied to
	ReplyToChecklistTaskID int `json:"reply_to_checklist_task_id,omitempty"` // Since: Bot API 9.1
	// ReplyToPollOptionID Optional. Persistent identifier of the specific poll option that is being replied to
	ReplyToPollOptionID string `json:"reply_to_poll_option_id,omitempty"` // Since: Bot API 9.6
	// ViaBot Optional. Bot through which the message was sent
	ViaBot *User `json:"via_bot,omitempty"`
	// GuestBotCallerUser Optional. For a message sent by a guest bot, this is the user whose original message
	// triggered the bot's response
	GuestBotCallerUser *User `json:"guest_bot_caller_user,omitempty"` // Since: Bot API 10.0
	// GuestBotCallerChat Optional. For a message sent by a guest bot, this is the chat whose original message
	// triggered the bot's response
	GuestBotCallerChat *Chat `json:"guest_bot_caller_chat,omitempty"` // Since: Bot API 10.0
	// EditDate Optional. Date the message was last edited in Unix time
	EditDate int `json:"edit_date,omitempty"` // Since: Bot API 2.1
	// HasProtectedContent Optional. True, if the message can't be forwarded
	HasProtectedContent bool `json:"has_protected_content,omitempty"` // Since: Bot API 5.5
	// IsFromOffline Optional. True, if the message was sent by an implicit action, for example, as an away or a
	// greeting business message, or as a scheduled message
	IsFromOffline bool `json:"is_from_offline,omitempty"` // Since: Bot API 7.2
	// IsPaidPost Optional. True, if the message is a paid post. Note that such posts must not be deleted for 24
	// hours to receive the payment and can't be edited.
	IsPaidPost bool `json:"is_paid_post,omitempty"` // Since: Bot API 9.1
	// MediaGroupID Optional. The unique identifier inside this chat of a media message group this message
	// belongs to
	MediaGroupID string `json:"media_group_id,omitempty"` // Since: Bot API 3.5
	// AuthorSignature Optional. Signature of the post author for messages in channels, or the custom title of
	// an anonymous group administrator
	AuthorSignature string `json:"author_signature,omitempty"`
	// PaidStarCount Optional. The number of Telegram Stars that were paid by the sender of the message to send
	// it
	PaidStarCount int `json:"paid_star_count,omitempty"` // Since: Bot API 8.3

	// Text Optional. For text messages, the actual UTF-8 text of the message
	Text string `json:"text"`
	// Entities Optional. For text messages, special entities like usernames, URLs, bot commands, etc. that
	// appear in the text
	Entities []MessageEntity `json:"entities,omitempty"`
	// LinkPreviewOptions Optional. Options used for link preview generation for the message, if it is a text
	// message and link preview options were changed
	LinkPreviewOptions *LinkPreviewOptions `json:"link_preview_options,omitempty"`
	// SuggestedPostInfo Optional. Information about suggested post parameters if the message is a suggested
	// post in a channel direct messages chat. If the message is an approved or declined suggested post, then it
	// can't be edited.
	SuggestedPostInfo *SuggestedPostInfo `json:"suggested_post_info,omitempty"` // Since: Bot API 9.1
	// EffectID Optional. Unique identifier of the message effect added to the message
	EffectID string `json:"effect_id,omitempty"` // Since: Bot API 7.4

	// RichMessage contains structured rich-message content.
	RichMessage *RichMessage `json:"rich_message,omitempty"` // Since: Bot API 10.1
	// Animation Optional. Message is an animation, information about the animation. For backward compatibility,
	// when this field is set, the document field will also be set.
	Animation *Animation `json:"animation,omitempty"` // Since: Bot API 4.0
	// Audio Optional. Message is an audio file, information about the file
	Audio *Audio `json:"audio,omitempty"`
	// Document Optional. Message is a general file, information about the file
	Document *Document `json:"document,omitempty"`
	// PaidMedia Optional. Message contains paid media; information about the paid media
	PaidMedia *PaidMediaInfo `json:"paid_media,omitempty"` // Since: Bot API 7.6
	// Photo Optional. Message is a photo, available sizes of the photo
	Photo extypes.Slice[PhotoSize] `json:"photo,omitempty"`
	// LivePhoto Optional. Message is a live photo, information about the live photo. For backward
	// compatibility, when this field is set, the photo field will also be set.
	LivePhoto *LivePhoto `json:"live_photo,omitempty"` // Since: Bot API 10.0
	// Sticker Optional. Message is a sticker, information about the sticker
	Sticker *Sticker `json:"sticker,omitempty"`
	// Story Optional. Message is a forwarded story
	Story *Story `json:"story,omitempty"`
	// Video Optional. Message is a video, information about the video
	Video *Video `json:"video,omitempty"`
	// VideoNote Optional. Message is a video note, information about the video message
	VideoNote *VideoNote `json:"video_note,omitempty"` // Since: Bot API 3.0
	// Voice Optional. Message is a voice message, information about the file
	Voice *Voice `json:"voice,omitempty"` // Since: Bot API 1.2
	// Caption Optional. Caption for the animation, audio, document, paid media, photo, video or voice
	Caption string `json:"caption,omitempty"` // Since: Bot API 3.4
	// CaptionEntities Optional. For messages with a caption, special entities like usernames, URLs, bot
	// commands, etc. that appear in the caption
	CaptionEntities []MessageEntity `json:"caption_entities,omitempty"` // Since: Bot API 3.4
	// ShowCaptionAboveMedia Optional. True, if the caption must be shown above the message media
	ShowCaptionAboveMedia bool `json:"show_caption_above_media,omitempty"` // Since: Bot API 7.4
	// HasMediaSpoiler Optional. True, if the message media is covered by a spoiler animation
	HasMediaSpoiler bool `json:"has_media_spoiler,omitempty"` // Since: Bot API 6.4
	// Checklist Optional. Message is a checklist
	Checklist *Checklist `json:"checklist,omitempty"` // Since: Bot API 9.1
	// Contact Optional. Message is a shared contact, information about the contact
	Contact *Contact `json:"contact,omitempty"`
	// Dice Optional. Message is a dice with random value
	Dice *Dice `json:"dice,omitempty"`
	// Game Optional. Message is a game, information about the game. More about games »
	Game *Game `json:"game,omitempty"`
	// Poll Optional. Message is a native poll, information about the poll
	Poll *Poll `json:"poll,omitempty"`
	// Venue Optional. Message is a venue, information about the venue. For backward compatibility, when this
	// field is set, the location field will also be set.
	Venue *Venue `json:"venue,omitempty"`
	// Location Optional. Message is a shared location, information about the location
	Location *Location `json:"location,omitempty"`

	// NewChatMembers Optional. New members that were added to the group or supergroup and information about
	// them (the bot itself may be one of these members)
	NewChatMembers []User `json:"new_chat_members,omitempty"`
	// LeftChatMember Optional. A member was removed from the group, information about them (this member may be
	// the bot itself)
	LeftChatMember *User `json:"left_chat_member,omitempty"`
	// ChatOwnerLeft Optional. Service message: chat owner has left
	ChatOwnerLeft *ChatOwnerLeft `json:"chat_owner_left,omitempty"`
	// ChatOwnerChanged Optional. Service message: chat owner has changed
	ChatOwnerChanged *ChatOwnerChanged `json:"chat_owner_changed,omitempty"`
	// NewChatTitle Optional. A chat title was changed to this value
	NewChatTitle string `json:"new_chat_title,omitempty"`
	// NewChatPhoto Optional. A chat photo was change to this value
	NewChatPhoto []PhotoSize `json:"new_chat_photo,omitempty"`
	// DeleteChatPhoto Optional. Service message: the chat photo was deleted
	DeleteChatPhoto bool `json:"delete_chat_photo,omitempty"`
	// GroupChatCreated Optional. Service message: the group has been created
	GroupChatCreated bool `json:"group_chat_created,omitempty"`
	// SupergroupChatCreated Optional. Service message: the supergroup has been created. This field can't be
	// received in a message coming through updates, because bot can't be a member of a supergroup when it is
	// created. It can only be found in reply_to_message if someone replies to a very first message in a
	// directly created supergroup.
	SupergroupChatCreated bool `json:"supergroup_chat_created,omitempty"`
	// ChannelChatCreated Optional. Service message: the channel has been created. This field can't be received
	// in a message coming through updates, because bot can't be a member of a channel when it is created. It
	// can only be found in reply_to_message if someone replies to a very first message in a channel.
	ChannelChatCreated bool `json:"channel_chat_created,omitempty"`
	// MessageAutoDeleteTimerChanged Optional. Service message: auto-delete timer settings changed in the chat
	MessageAutoDeleteTimerChanged *MessageAutoDeleteTimerChanged `json:"message_auto_delete_timer_changed,omitempty"` // Since: Bot API 5.1
	// MigrateToChatID Optional. The group has been migrated to a supergroup with the specified identifier. This
	// number may have more than 32 significant bits and some programming languages may have difficulty/silent
	// defects in interpreting it. But it has at most 52 significant bits, so a signed 64-bit integer or
	// double-precision float type are safe for storing this identifier.
	MigrateToChatID int64 `json:"migrate_to_chat_id,omitempty"`
	// MigrateFromChatID Optional. The supergroup has been migrated from a group with the specified identifier.
	// This number may have more than 32 significant bits and some programming languages may have
	// difficulty/silent defects in interpreting it. But it has at most 52 significant bits, so a signed 64-bit
	// integer or double-precision float type are safe for storing this identifier.
	MigrateFromChatID int64 `json:"migrate_from_chat_id,omitempty"`
	// PinnedMessage Optional. Specified message was pinned. Note that the Message object in this field will not
	// contain further reply_to_message fields even if it itself is a reply.
	PinnedMessage *MaybeInaccessibleMessage `json:"pinned_message,omitempty"`

	// Invoice Optional. Message is an invoice for a payment, information about the invoice. More about payments
	// »
	Invoice *Invoice `json:"invoice,omitempty"` // Since: Bot API 3.0
	// SuccessfulPayment Optional. Message is a service message about a successful payment, information about
	// the payment. More about payments »
	SuccessfulPayment *SuccessfulPayment `json:"successful_payment,omitempty"` // Since: Bot API 3.0
	// RefundedPayment Optional. Message is a service message about a refunded payment, information about the
	// payment. More about payments »
	RefundedPayment *RefundedPayment `json:"refunded_payment,omitempty"` // Since: Bot API 7.7
	// UsersShared Optional. Service message: users were shared with the bot
	UsersShared *UsersShared `json:"users_shared,omitempty"` // Since: Bot API 6.5
	// ChatShared Optional. Service message: a chat was shared with the bot
	ChatShared *ChatShared `json:"chat_shared,omitempty"` // Since: Bot API 6.5
	// Gift Optional. Service message: a regular gift was sent or received
	Gift *GiftInfo `json:"gift,omitempty"` // Since: Bot API 9.0
	// UniqueGift Optional. Service message: a unique gift was sent or received
	UniqueGift *UniqueGiftInfo `json:"unique_gift,omitempty"` // Since: Bot API 9.0
	// GiftUpgradeSent Optional. Service message: upgrade of a gift was purchased after the gift was sent
	GiftUpgradeSent *GiftInfo `json:"gift_upgrade_sent,omitempty"` // Since: Bot API 9.3

	// ConnectedWebsite Optional. The domain name of the website on which the user has logged in. More about
	// Telegram Login »
	ConnectedWebsite string `json:"connected_website,omitempty"`
	// WriteAccessAllowed Optional. Service message: the user allowed the bot to write messages after adding it
	// to the attachment or side menu, launching a Web App from a link, or accepting an explicit request from a
	// Web App sent by the method requestWriteAccess
	WriteAccessAllowed *WriteAccessAllowed `json:"write_access_allowed,omitempty"` // Since: Bot API 6.4
	// PassportData Optional. Telegram Passport data
	PassportData *PassportData `json:"passport_data,omitempty"`
	// ProximityAlertTriggered Optional. Service message: a user in the chat triggered another user's proximity
	// alert while sharing Live Location
	ProximityAlertTriggered *ProximityAlertTriggered `json:"proximity_alert_triggered,omitempty"` // Since: Bot API 5.0
	// BoostAdded Optional. Service message: user boosted the chat
	BoostAdded *ChatBoostAdded `json:"boost_added,omitempty"` // Since: Bot API 7.1
	// ChatBackgroundSet Optional. Service message: chat background set
	ChatBackgroundSet *ChatBackground `json:"chat_background_set,omitempty"` // Since: Bot API 7.5

	// ChecklistTaskDone contains checklist task completion data for the service message.
	ChecklistTaskDone *ChecklistTaskDone `json:"checklist_task_done,omitempty"` // Since: Bot API 9.1
	// ChecklistTasksAdded Optional. Service message: tasks were added to a checklist
	ChecklistTasksAdded *ChecklistTasksAdded `json:"checklist_tasks_added,omitempty"` // Since: Bot API 9.1
	// CommunityChatAdded describes a community chat addition service message.
	CommunityChatAdded *CommunityChatAdded `json:"community_chat_added,omitempty"` // Since: Bot API 10.2
	// CommunityChatRemoved describes a community chat removal service message.
	CommunityChatRemoved *CommunityChatRemoved `json:"community_chat_removed,omitempty"` // Since: Bot API 10.2
	// DirectMessagePriceChanged Optional. Service message: the price for paid messages in the corresponding
	// direct messages chat of a channel has changed
	DirectMessagePriceChanged *DirectMessagePriceChanged `json:"direct_message_price_changed,omitempty"` // Since: Bot API 9.1
	// PaidMessagePriceChanged Optional. Service message: the price for paid messages has changed in the chat
	PaidMessagePriceChanged *PaidMessagePriceChanged `json:"paid_message_price_changed,omitempty"` // Since: Bot API 9.x
	// ForumTopicCreated Optional. Service message: forum topic created
	ForumTopicCreated *ForumTopicCreated `json:"forum_topic_created,omitempty"` // Since: Bot API 6.3
	// ForumTopicEdited Optional. Service message: forum topic edited
	ForumTopicEdited *ForumTopicEdited `json:"forum_topic_edited,omitempty"` // Since: Bot API 6.4
	// ForumTopicClosed Optional. Service message: forum topic closed
	ForumTopicClosed *ForumTopicClosed `json:"forum_topic_closed,omitempty"` // Since: Bot API 6.3
	// ForumTopicReopened Optional. Service message: forum topic reopened
	ForumTopicReopened *ForumTopicReopened `json:"forum_topic_reopened,omitempty"` // Since: Bot API 6.3
	// GeneralForumTopicHidden Optional. Service message: the 'General' forum topic hidden
	GeneralForumTopicHidden *GeneralForumTopicHidden `json:"general_forum_topic_hidden,omitempty"` // Since: Bot API 6.4
	// GeneralForumTopicUnhidden Optional. Service message: the 'General' forum topic unhidden
	GeneralForumTopicUnhidden *GeneralForumTopicUnhidden `json:"general_forum_topic_unhidden,omitempty"` // Since: Bot API 6.4

	// GiveawayCreated Optional. Service message: a scheduled giveaway was created
	GiveawayCreated *GiveawayCreated `json:"giveaway_created,omitempty"` // Since: Bot API 7.0
	// Giveaway Optional. The message is a scheduled giveaway message
	Giveaway *Giveaway `json:"giveaway,omitempty"` // Since: Bot API 7.0
	// GiveawayWinners Optional. A giveaway with public winners was completed
	GiveawayWinners *GiveawayWinners `json:"giveaway_winners,omitempty"` // Since: Bot API 7.0
	// GiveawayCompleted Optional. Service message: a giveaway without public winners was completed
	GiveawayCompleted *GiveawayCompleted `json:"giveaway_completed,omitempty"` // Since: Bot API 7.0

	// ManagedBotCreated Optional. Service message: user created a bot that will be managed by the current bot
	ManagedBotCreated *ManagedBotCreated `json:"managed_bot_created,omitempty"` // Since: Bot API 9.6
	// PollOptionAdded Optional. Service message: answer option was added to a poll
	PollOptionAdded *PollOptionAdded `json:"poll_option_added,omitempty"` // Since: Bot API 9.6
	// PollOptionDeleted Optional. Service message: answer option was deleted from a poll
	PollOptionDeleted *PollOptionDeleted `json:"poll_option_deleted,omitempty"` // Since: Bot API 9.6

	// SuggestedPostApproved Optional. Service message: a suggested post was approved
	SuggestedPostApproved *SuggestedPostApproved `json:"suggested_post_approved,omitempty"` // Since: Bot API 9.1
	// SuggestedPostApprovalFailed Optional. Service message: approval of a suggested post has failed
	SuggestedPostApprovalFailed *SuggestedPostApprovalFailed `json:"suggested_post_approval_failed,omitempty"` // Since: Bot API 9.1
	// SuggestedPostDeclined Optional. Service message: a suggested post was declined
	SuggestedPostDeclined *SuggestedPostDeclined `json:"suggested_post_declined,omitempty"` // Since: Bot API 9.1
	// SuggestedPostPaid Optional. Service message: payment for a suggested post was received
	SuggestedPostPaid *SuggestedPostPaid `json:"suggested_post_paid,omitempty"` // Since: Bot API 9.1
	// SuggestedPostRefunded Optional. Service message: payment for a suggested post was refunded
	SuggestedPostRefunded *SuggestedPostRefunded `json:"suggested_post_refunded,omitempty"` // Since: Bot API 9.1

	// VideoChatScheduled Optional. Service message: video chat scheduled
	VideoChatScheduled *VideoChatScheduled `json:"video_chat_scheduled,omitempty"` // Since: Bot API 6.0
	// VideoChatStarted Optional. Service message: video chat started
	VideoChatStarted *VideoChatStarted `json:"video_chat_started,omitempty"` // Since: Bot API 5.1
	// VideoChatEnded Optional. Service message: video chat ended
	VideoChatEnded *VideoChatEnded `json:"video_chat_ended,omitempty"` // Since: Bot API 5.1
	// VideoChatParticipantsInvited Optional. Service message: new participants invited to a video chat
	VideoChatParticipantsInvited *VideoChatParticipantsInvited `json:"video_chat_participants_invited,omitempty"` // Since: Bot API 5.1

	// WebAppData Optional. Service message: data sent by a Web App
	WebAppData *WebAppData `json:"web_app_data,omitempty"` // Since: Bot API 6.0
	// ReplyMarkup Optional. Inline keyboard attached to the message. login_url buttons are represented as
	// ordinary url buttons.
	ReplyMarkup *InlineKeyboardMarkup `json:"reply_markup,omitempty"` // Since: Bot API 4.3
}

// InaccessibleMessage describes a message that was deleted or is otherwise inaccessible.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#inaccessiblemessage
type InaccessibleMessage struct {
	// Chat Chat the message belonged to
	Chat Chat `json:"chat"`
	// MessageID Unique message identifier inside the chat
	MessageID int `json:"message_id"`
	// Date Always 0. The field can be used to differentiate regular and inaccessible messages.
	Date int `json:"date"`
}

// MaybeInaccessibleMessage is a union type that can be either Message or InaccessibleMessage.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#maybeinaccessiblemessage
type MaybeInaccessibleMessage struct {
	msg *Message
	ina *InaccessibleMessage
}

// UnmarshalJSON decodes either an accessible Message or an InaccessibleMessage.
func (m *MaybeInaccessibleMessage) UnmarshalJSON(data []byte) error {
	tmp := struct {
		Date int `json:"date"`
	}{}
	if err := json.Unmarshal(data, &tmp); err != nil {
		return err
	}
	var err error
	if tmp.Date > 0 {
		err = json.Unmarshal(data, &m.msg)
	} else {
		err = json.Unmarshal(data, &m.ina)
	}
	if err != nil {
		return err
	}
	return nil
}

// MarshalJSON encodes the populated accessible or inaccessible message payload.
func (m *MaybeInaccessibleMessage) MarshalJSON() ([]byte, error) {
	if m.msg != nil {
		return json.Marshal(m.msg)
	} else if m.ina != nil {
		return json.Marshal(m.ina)
	}
	return json.Marshal(nil)
}

// Message returns the accessible message payload when present.
func (m *MaybeInaccessibleMessage) Message() *Message {
	return m.msg
}

// InaccessibleMessage returns the inaccessible message payload when present.
func (m *MaybeInaccessibleMessage) InaccessibleMessage() *InaccessibleMessage {
	return m.ina
}

// IsAccessible reports whether the payload is an accessible message.
func (m *MaybeInaccessibleMessage) IsAccessible() bool {
	return m.msg != nil
}

// IsInaccessible reports whether the payload is an inaccessible message.
func (m *MaybeInaccessibleMessage) IsInaccessible() bool {
	return m.ina != nil
}

// MessageID returns the message identifier from either payload form.
func (m *MaybeInaccessibleMessage) MessageID() int {
	if m.IsAccessible() {
		return m.msg.MessageID
	} else if m.IsInaccessible() {
		return m.ina.MessageID
	}
	return 0
}

// Chat returns the chat from either payload form.
func (m *MaybeInaccessibleMessage) Chat() *Chat {
	if m.IsAccessible() {
		return m.msg.Chat
	} else if m.IsInaccessible() {
		return &m.ina.Chat
	}
	return nil
}

// MessageEntityType represents the type of a message entity.
type MessageEntityType string

const (
	// MessageEntityMention identifies an @mention entity.
	MessageEntityMention MessageEntityType = "mention"
	// MessageEntityHashtag identifies a hashtag entity.
	MessageEntityHashtag MessageEntityType = "hashtag"
	// MessageEntityCashtag identifies a cashtag entity.
	MessageEntityCashtag MessageEntityType = "cashtag"
	// MessageEntityBotCommand identifies a bot command entity.
	MessageEntityBotCommand MessageEntityType = "bot_command"
	// MessageEntityURL identifies a URL entity.
	MessageEntityURL MessageEntityType = "url"
	// MessageEntityEmail identifies an email entity.
	MessageEntityEmail MessageEntityType = "email"
	// MessageEntityPhoneNumber identifies a phone number entity.
	MessageEntityPhoneNumber MessageEntityType = "phone_number"
	// MessageEntityBold identifies bold text.
	MessageEntityBold MessageEntityType = "bold"
	// MessageEntityItalic identifies italic text.
	MessageEntityItalic MessageEntityType = "italic"
	// MessageEntityUnderline identifies underlined text.
	MessageEntityUnderline MessageEntityType = "underline"
	// MessageEntityStrike identifies strikethrough text.
	MessageEntityStrike MessageEntityType = "strikethrough"
	// MessageEntitySpoiler identifies spoiler text.
	MessageEntitySpoiler MessageEntityType = "spoiler" // Since: Bot API 5.6
	// MessageEntityBlockquote identifies a blockquote entity.
	MessageEntityBlockquote MessageEntityType = "blockquote"
	// MessageEntityExpandableBlockquote identifies an expandable blockquote entity.
	MessageEntityExpandableBlockquote MessageEntityType = "expandable_blockquote" // Since: Bot API 7.5
	// MessageEntityCode identifies inline code.
	MessageEntityCode MessageEntityType = "code"
	// MessageEntityPre identifies a preformatted block.
	MessageEntityPre MessageEntityType = "pre"
	// MessageEntityTextLink identifies linked text.
	MessageEntityTextLink MessageEntityType = "text_link"
	// MessageEntityTextMention identifies a text mention.
	MessageEntityTextMention MessageEntityType = "text_mention"
	// MessageEntityCustomEmoji identifies a custom emoji entity.
	MessageEntityCustomEmoji MessageEntityType = "custom_emoji" // Since: Bot API 6.2
	// MessageEntityDateTime identifies a date-time entity.
	MessageEntityDateTime MessageEntityType = "date_time" // Since: Bot API 9.5
)

// MessageEntity represents one special entity in a text message.
// Since: Bot API 2.0
// See https://core.telegram.org/bots/api#messageentity
type MessageEntity struct {
	// Type Type of the entity. Currently, can be “mention” (@username), “hashtag” (#hashtag or
	// #hashtag@chatusername), “cashtag” ($USD or $USD@chatusername), “bot_command” (/start@jobs_bot),
	// “url” (https://telegram.org), “email” (do-not-reply@telegram.org), “phone_number”
	// (+1-212-555-0123), “bold” (bold text), “italic” (italic text), “underline” (underlined text),
	// “strikethrough” (strikethrough text), “spoiler” (spoiler message), “blockquote” (block
	// quotation), “expandable_blockquote” (collapsed-by-default block quotation), “code” (monowidth
	// string), “pre” (monowidth block), “text_link” (for clickable text URLs), “text_mention” (for
	// users without usernames), “custom_emoji” (for inline custom emoji stickers), or “date_time” (for
	// formatted date and time).
	Type MessageEntityType `json:"type"`

	// Offset Offset in UTF-16 code units to the start of the entity
	Offset int `json:"offset"`
	// Length Length of the entity in UTF-16 code units
	Length int `json:"length"`
	// URL Optional. For “text_link” only, URL that will be opened after user taps on the text
	URL string `json:"url,omitempty"`
	// User Optional. For “text_mention” only, the mentioned user
	User *User `json:"user,omitempty"`
	// Language Optional. For “pre” only, the programming language of the entity text
	Language string `json:"language,omitempty"`
	// CustomEmojiID Optional. For “custom_emoji” only, unique identifier of the custom emoji. Use
	// getCustomEmojiStickers to get full information about the sticker.
	CustomEmojiID string `json:"custom_emoji_id,omitempty"` // Since: Bot API 6.2

	// UnixTime Optional. For “date_time” only, the Unix time associated with the entity
	UnixTime int64 `json:"unix_time,omitempty"`
	// DateTimeFormat Optional. For “date_time” only, the string that defines the formatting of the date and
	// time. See date-time entity formatting for more details.
	DateTimeFormat string `json:"date_time_format,omitempty"` // Since: Bot API 9.5
}

// ReplyParameters describes the parameters to use when replying to a message.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#replyparameters
type ReplyParameters struct {
	// MessageID Optional. Identifier of the message that will be replied to in the current chat, or in the chat
	// chat_id if it is specified. Required if ephemeral_message_id isn't specified.
	MessageID int `json:"message_id,omitempty"`
	// ChatID Optional. If the message to be replied to is from a different chat, unique identifier for the chat
	// or username of the bot, supergroup or channel in the format @username. Not supported for messages sent on
	// behalf of a business account, messages from channel direct messages chats and ephemeral messages.
	ChatID int64 `json:"chat_id,omitempty"`
	// EphemeralMessageID identifies the ephemeral message.
	EphemeralMessageID int64 `json:"ephemeral_message_id,omitempty"` // Since: Bot API 10.2

	// AllowSendingWithoutReply Optional. Pass True if the message should be sent even if the specified message
	// to be replied to is not found. Always False for replies in another chat or forum topic, and sent
	// ephemeral messages. Always True for messages sent on behalf of a business account.
	AllowSendingWithoutReply bool `json:"allow_sending_without_reply,omitempty"`
	// Quote Optional. Quoted part of the message to be replied to; 0-1024 characters after entities parsing.
	// The quote must be an exact substring of the message to be replied to, including bold, italic, underline,
	// strikethrough, spoiler, custom_emoji, and date_time entities. The message will fail to send if the quote
	// isn't found in the original message. Ignored for ephemeral messages.
	Quote string `json:"quote,omitempty"`
	// QuoteParsingMode Optional. Mode for parsing entities in the quote. See formatting options for more
	// details.
	// Subject to change in v2: the Go field name may be corrected to QuoteParseMode.
	QuoteParsingMode string `json:"quote_parse_mode,omitempty"`
	// QuoteEntities Optional. A JSON-serialized list of special entities that appear in the quote. It can be
	// specified instead of quote_parse_mode.
	QuoteEntities []MessageEntity `json:"quote_entities,omitempty"`
	// QuotePosition Optional. Position of the quote in the original message in UTF-16 code units
	QuotePosition int `json:"quote_position,omitempty"`
	// ChecklistTaskID Optional. Identifier of the specific checklist task to be replied to
	ChecklistTaskID int `json:"checklist_task_id,omitempty"`
	// PollOptionID Optional. Persistent identifier of the specific poll option to be replied to
	PollOptionID string `json:"poll_option_id,omitempty"`
}

// LinkPreviewOptions describes the options used for link preview generation.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#linkpreviewoptions
type LinkPreviewOptions struct {
	// IsDisabled Optional. True, if the link preview is disabled
	IsDisabled bool `json:"is_disabled,omitempty"`
	// URL Optional. URL to use for the link preview. If empty, then the first URL found in the message text
	// will be used.
	URL string `json:"url,omitempty"`
	// PreferSmallMedia Optional. True, if the media in the link preview is supposed to be shrunk; ignored if
	// the URL isn't explicitly specified or media size change isn't supported for the preview
	PreferSmallMedia bool `json:"prefer_small_media,omitempty"`
	// PreferLargeMedia Optional. True, if the media in the link preview is supposed to be enlarged; ignored if
	// the URL isn't explicitly specified or media size change isn't supported for the preview
	PreferLargeMedia bool `json:"prefer_large_media,omitempty"`
	// ShowAboveText Optional. True, if the link preview must be shown above the message text; otherwise, the
	// link preview will be shown below the message text
	ShowAboveText bool `json:"show_above_text,omitempty"`
}

// ReplyMarkup represents a custom keyboard or inline keyboard.
// Since: Bot API 1.0
// See https://core.telegram.org/bots/api#replymarkup
type ReplyMarkup struct {
	// InlineKeyboard Array of button rows, each represented by an Array of InlineKeyboardButton objects
	InlineKeyboard [][]InlineKeyboardButton `json:"inline_keyboard,omitempty"`

	// Keyboard Array of button rows, each represented by an Array of KeyboardButton objects
	Keyboard [][]KeyboardButton `json:"keyboard,omitempty"`
	// IsPersistent Optional. Requests clients to always show the keyboard when the regular keyboard is hidden.
	// Defaults to False, in which case the custom keyboard can be hidden and opened with a keyboard icon.
	IsPersistent bool `json:"is_persistent,omitempty"`
	// ResizeKeyboard Optional. Requests clients to resize the keyboard vertically for optimal fit (e.g., make
	// the keyboard smaller if there are just two rows of buttons). Defaults to False, in which case the custom
	// keyboard is always of the same height as the app's standard keyboard.
	ResizeKeyboard bool `json:"resize_keyboard,omitempty"`
	// OneTimeKeyboard Optional. Requests clients to hide the keyboard as soon as it's been used. The keyboard
	// will still be available, but clients will automatically display the usual letter-keyboard in the chat -
	// the user can press a special button in the input field to see the custom keyboard again. Defaults to
	// False.
	OneTimeKeyboard bool `json:"one_time_keyboard,omitempty"`
	// InputFieldPlaceholder is the placeholder shown in the input field while the keyboard is active.
	InputFieldPlaceholder string `json:"input_field_placeholder,omitempty"`
	// Selective limits the keyboard or reply interface to the targeted users.
	Selective bool `json:"selective,omitempty"`

	// RemoveKeyboard Requests clients to remove the custom keyboard (user will not be able to summon this
	// keyboard; if you want to hide the keyboard from sight but keep it accessible, use one_time_keyboard in
	// ReplyKeyboardMarkup)
	RemoveKeyboard bool `json:"remove_keyboard,omitempty"`

	// ForceReply Shows reply interface to the user, as if they manually selected the bot's message and tapped
	// 'Reply'
	ForceReply bool `json:"force_reply,omitempty"`
}

// InlineKeyboardMarkup represents an inline keyboard that appears right next to the message it belongs to.
// Since: Bot API 2.0
// See https://core.telegram.org/bots/api#inlinekeyboardmarkup
type InlineKeyboardMarkup struct {
	// InlineKeyboard Array of button rows, each represented by an Array of InlineKeyboardButton objects
	InlineKeyboard [][]InlineKeyboardButton `json:"inline_keyboard,omitempty"`
}

// KeyboardButtonStyle represents the style of a keyboard button.
type KeyboardButtonStyle string

const (
	// KeyboardButtonStyleDanger marks a destructive keyboard button.
	KeyboardButtonStyleDanger KeyboardButtonStyle = "danger"
	// KeyboardButtonStyleSuccess marks a confirmatory keyboard button.
	KeyboardButtonStyleSuccess KeyboardButtonStyle = "success"
	// KeyboardButtonStylePrimary marks a primary keyboard button.
	KeyboardButtonStylePrimary KeyboardButtonStyle = "primary"
)

// KeyboardButton represents one button of the reply keyboard.
// Since: Bot API 2.0
// See https://core.telegram.org/bots/api#keyboardbutton
type KeyboardButton struct {
	// Text Text of the button. If none of the fields other than text, icon_custom_emoji_id, and style are used,
	// it will be sent as a message when the button is pressed.
	Text string `json:"text"`
	// IconCustomEmojiID Optional. Unique identifier of the custom emoji shown before the text of the button.
	// Can only be used by bots that purchased additional usernames on Fragment or in the messages directly sent
	// by the bot to private, group and supergroup chats if the owner of the bot has a Telegram Premium
	// subscription.
	IconCustomEmojiID string `json:"icon_custom_emoji_id,omitempty"` // Since: Bot API 9.4
	// Style Optional. Style of the button. Must be one of “danger” (red), “success” (green) or
	// “primary” (blue). If omitted, then an app-specific style is used.
	Style KeyboardButtonStyle `json:"style,omitempty"` // Since: Bot API 9.4
	// RequestUsers Optional. If specified, pressing the button will open a list of suitable users. Identifiers
	// of selected users will be sent to the bot in a “users_shared” service message. Available in private
	// chats only.
	RequestUsers *KeyboardButtonRequestUsers `json:"request_users,omitempty"` // Since: Bot API 7.0
	// RequestChat Optional. If specified, pressing the button will open a list of suitable chats. Tapping on a
	// chat will send its identifier to the bot in a “chat_shared” service message. Available in private
	// chats only.
	RequestChat *KeyboardButtonRequestChat `json:"request_chat,omitempty"` // Since: Bot API 6.5
	// RequestManagedBot Optional. If specified, pressing the button will ask the user to create and share a bot
	// that will be managed by the current bot. Available for bots that enabled management of other bots in the
	// @BotFather Mini App. Available in private chats only.
	RequestManagedBot *KeyboardButtonRequestManagedBot `json:"request_managed_bot,omitempty"` // Since: Bot API 9.6
	// RequestContact Optional. If True, the user's phone number will be sent as a contact when the button is
	// pressed. Available in private chats only.
	RequestContact bool `json:"request_contact,omitempty"`
	// RequestLocation Optional. If True, the user's current location will be sent when the button is pressed.
	// Available in private chats only.
	RequestLocation bool `json:"request_location,omitempty"`
	// RequestPoll Optional. If specified, the user will be asked to create a poll and send it to the bot when
	// the button is pressed. Available in private chats only.
	RequestPoll *KeyboardButtonPollType `json:"request_poll,omitempty"` // Since: Bot API 4.6
	// WebApp Optional. If specified, the described Web App will be launched when the button is pressed. The Web
	// App will be able to send a “web_app_data” service message. Available in private chats only.
	WebApp *WebAppInfo `json:"web_app,omitempty"` // Since: Bot API 6.0
}

// KeyboardButtonRequestUsers defines criteria used to request suitable users.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#keyboardbuttonrequestusers
type KeyboardButtonRequestUsers struct {
	// RequestID Signed 32-bit identifier of the request that will be received back in the UsersShared object.
	// Must be unique within the message.
	RequestID int `json:"request_id"`
	// UserIsBot Optional. Pass True to request bots, pass False to request regular users. If not specified, no
	// additional restrictions are applied.
	UserIsBot *bool `json:"user_is_bot,omitempty"`
	// UserIsPremium Optional. Pass True to request premium users, pass False to request non-premium users. If
	// not specified, no additional restrictions are applied.
	UserIsPremium *bool `json:"user_is_premium,omitempty"`
	// MaxQuantity Optional. The maximum number of users to be selected; 1-10. Defaults to 1.
	MaxQuantity int `json:"max_quantity,omitempty"`
	// RequestName Optional. Pass True to request the users' first and last names
	RequestName bool `json:"request_name,omitempty"`
	// RequestUsername Optional. Pass True to request the users' usernames
	RequestUsername bool `json:"request_username,omitempty"`
	// RequestPhoto Optional. Pass True to request the users' photos
	RequestPhoto bool `json:"request_photo,omitempty"`
}

// KeyboardButtonRequestChat defines criteria used to request a suitable chat.
// Since: Bot API 6.5
// See https://core.telegram.org/bots/api#keyboardbuttonrequestchat
type KeyboardButtonRequestChat struct {
	// RequestID Signed 32-bit identifier of the request, which will be received back in the ChatShared object.
	// Must be unique within the message.
	RequestID int `json:"request_id"`
	// ChatIsChannel Pass True to request a channel chat, pass False to request a group or a supergroup chat
	ChatIsChannel bool `json:"chat_is_channel"`
	// ChatIsForum Optional. Pass True to request a forum supergroup, pass False to request a non-forum chat. If
	// not specified, no additional restrictions are applied.
	ChatIsForum *bool `json:"chat_is_forum,omitempty"`
	// ChatHasUsername Optional. Pass True to request a supergroup or a channel with a username, pass False to
	// request a chat without a username. If not specified, no additional restrictions are applied.
	ChatHasUsername *bool `json:"chat_has_username,omitempty"`
	// ChatIsCreated Optional. Pass True to request a chat owned by the user. Otherwise, no additional
	// restrictions are applied.
	ChatIsCreated *bool `json:"chat_is_created,omitempty"`
	// UserAdministratorRights Optional. A JSON-serialized object listing the required administrator rights of
	// the user in the chat. The rights must be a superset of bot_administrator_rights. If not specified, no
	// additional restrictions are applied.
	UserAdministratorRights *ChatAdministratorRights `json:"user_administrator_rights,omitempty"`
	// BotAdministratorRights Optional. A JSON-serialized object listing the required administrator rights of
	// the bot in the chat. The rights must be a subset of user_administrator_rights. If not specified, no
	// additional restrictions are applied.
	BotAdministratorRights *ChatAdministratorRights `json:"bot_administrator_rights,omitempty"`
	// BotIsMember Optional. Pass True to request a chat with the bot as a member. Otherwise, no additional
	// restrictions are applied.
	BotIsMember bool `json:"bot_is_member,omitempty"`
	// RequestTitle Optional. Pass True to request the chat's title
	RequestTitle bool `json:"request_title,omitempty"`
	// RequestUsername Optional. Pass True to request the chat's username
	RequestUsername bool `json:"request_username,omitempty"`
	// RequestPhoto Optional. Pass True to request the chat's photo
	RequestPhoto bool `json:"request_photo,omitempty"`
}

// KeyboardButtonRequestManagedBot defines criteria used to request a managed bot.
// Since: Bot API 9.6
// See https://core.telegram.org/bots/api#keyboardbuttonrequestmanagedbot
type KeyboardButtonRequestManagedBot struct {
	// RequestID Signed 32-bit identifier of the request. Must be unique within the message.
	RequestID int32 `json:"request_id"`
	// SuggestedName Optional. Suggested name for the bot
	SuggestedName string `json:"suggested_name,omitempty"`
	// SuggestedUsername Optional. Suggested username for the bot
	SuggestedUsername string `json:"suggested_username,omitempty"`
}

// KeyboardButtonPollType represents the type of a poll that may be created from a keyboard button.
// Since: Bot API 4.6
// See https://core.telegram.org/bots/api#keyboardbuttonpolltype
type KeyboardButtonPollType struct {
	// Type Optional. If quiz is passed, the user will be allowed to create only polls in the quiz mode. If
	// regular is passed, only regular polls will be allowed. Otherwise, the user will be allowed to create a
	// poll of any type.
	Type PollType `json:"type,omitempty"`
}

// InlineKeyboardButton represents one button of an inline keyboard.
// Since: Bot API 2.0
// See https://core.telegram.org/bots/api#inlinekeyboardbutton
type InlineKeyboardButton struct {
	// Text Label text on the button
	Text string `json:"text"`
	// URL Optional. HTTP or tg:// URL to be opened when the button is pressed. Links tg://user?id=<user_id> can
	// be used to mention a user by their identifier without using a username, if this is allowed by their
	// privacy settings.
	URL string `json:"url,omitempty"`
	// CallbackData Optional. Data to be sent in a callback query to the bot when the button is pressed, 1-64
	// bytes
	CallbackData string `json:"callback_data,omitempty"`
	// Style Optional. Style of the button. Must be one of “danger” (red), “success” (green) or
	// “primary” (blue). If omitted, then an app-specific style is used.
	Style KeyboardButtonStyle `json:"style,omitempty"` // Since: Bot API 9.4
	// IconCustomEmojiID Optional. Unique identifier of the custom emoji shown before the text of the button.
	// Can only be used by bots that purchased additional usernames on Fragment or in the messages directly sent
	// by the bot to private, group and supergroup chats if the owner of the bot has a Telegram Premium
	// subscription.
	IconCustomEmojiID string `json:"icon_custom_emoji_id,omitempty"` // Since: Bot API 9.4
}

// ReplyKeyboardMarkup represents a custom keyboard with reply options.
// Since: Bot API 1.0
// See https://core.telegram.org/bots/api#replykeyboardmarkup
type ReplyKeyboardMarkup struct {
	// Keyboard Array of button rows, each represented by an Array of KeyboardButton objects
	Keyboard [][]KeyboardButton `json:"keyboard"`
	// IsPersistent Optional. Requests clients to always show the keyboard when the regular keyboard is hidden.
	// Defaults to False, in which case the custom keyboard can be hidden and opened with a keyboard icon.
	IsPersistent bool `json:"is_persistent,omitempty"`
	// ResizeKeyboard Optional. Requests clients to resize the keyboard vertically for optimal fit (e.g., make
	// the keyboard smaller if there are just two rows of buttons). Defaults to False, in which case the custom
	// keyboard is always of the same height as the app's standard keyboard.
	ResizeKeyboard bool `json:"resize_keyboard,omitempty"`
	// OneTimeKeyboard Optional. Requests clients to hide the keyboard as soon as it's been used. The keyboard
	// will still be available, but clients will automatically display the usual letter-keyboard in the chat -
	// the user can press a special button in the input field to see the custom keyboard again. Defaults to
	// False.
	OneTimeKeyboard bool `json:"one_time_keyboard,omitempty"`
	// InputFieldPlaceholder Optional. The placeholder to be shown in the input field when the keyboard is
	// active; 1-64 characters
	InputFieldPlaceholder string `json:"input_field_placeholder,omitempty"`
	// Selective Optional. Use this parameter if you want to show the keyboard to specific users only. Targets:
	// 1) users that are @mentioned in the text of the Message object; 2) if the bot's message is a reply to a
	// message in the same chat and forum topic, sender of the original message. Example: A user requests to
	// change the bot's language, bot replies to the request with a keyboard to select the new language. Other
	// users in the group don't see the keyboard.
	Selective bool `json:"selective,omitempty"`
}

// CallbackQuery represents an incoming callback query from a callback button in an inline keyboard.
// Since: Bot API 2.0
// See https://core.telegram.org/bots/api#callbackquery
type CallbackQuery struct {
	// ID Unique identifier for this query
	ID string `json:"id"`
	// From Sender
	From User `json:"from"`
	// Message Optional. Message sent by the bot with the callback button that originated the query
	Message *Message `json:"message,omitempty"`
	// InlineMessageID Optional. Identifier of the message sent via the bot in inline mode, that originated the
	// query
	InlineMessageID *string `json:"inline_message_id,omitempty"`
	// ChatInstance Global identifier, uniquely corresponding to the chat to which the message with the callback
	// button was sent. Useful for high scores in games.
	ChatInstance string `json:"chat_instance,omitempty"`
	// Data Optional. Data associated with the callback button. Be aware that the message originated the query
	// can contain no callback buttons with this data.
	Data string `json:"data,omitempty"`
	// GameShortName Optional. Short name of a Game to be returned, serves as the unique identifier for the game
	GameShortName string `json:"game_short_name,omitempty"`
}

// ChatActionType represents the type of chat action.
type ChatActionType string

const (
	// ChatActionTyping tells Telegram the bot is typing.
	ChatActionTyping ChatActionType = "typing"
	// ChatActionUploadPhoto tells Telegram the bot is uploading a photo.
	ChatActionUploadPhoto ChatActionType = "upload_photo"
	// ChatActionUploadVideo tells Telegram the bot is uploading a video.
	ChatActionUploadVideo ChatActionType = "upload_video"
	// ChatActionUploadVoice tells Telegram the bot is uploading a voice message.
	ChatActionUploadVoice ChatActionType = "upload_voice"
	// ChatActionUploadDocument tells Telegram the bot is uploading a document.
	ChatActionUploadDocument ChatActionType = "upload_document"
	// ChatActionChooseSticker tells Telegram the bot is choosing a sticker.
	ChatActionChooseSticker ChatActionType = "choose_sticker"
	// ChatActionFindLocation tells Telegram the bot is finding a location.
	ChatActionFindLocation ChatActionType = "find_location"
	// ChatActionUploadVideoNote tells Telegram the bot is uploading a video note.
	ChatActionUploadVideoNote ChatActionType = "upload_video_note"
	// ChatActionUploadVideoNone is a deprecated alias for ChatActionUploadVideoNote.
	ChatActionUploadVideoNone = ChatActionUploadVideoNote
)

// MessageReactionUpdated represents a change of a reaction on a message.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#messagereactionupdated
type MessageReactionUpdated struct {
	// Chat The chat containing the message the user reacted to
	Chat *Chat `json:"chat"`
	// MessageID Unique identifier of the message inside the chat
	MessageID int `json:"message_id"`
	// User Optional. The user that changed the reaction, if the user isn't anonymous
	User *User `json:"user,omitempty"`
	// ActorChat Optional. The chat on behalf of which the reaction was changed, if the user is anonymous
	ActorChat *Chat `json:"actor_chat"`
	// Date Date of the change in Unix time
	Date int `json:"date"`
	// OldReaction Previous list of reaction types that were set by the user
	OldReaction []ReactionType `json:"old_reaction"`
	// NewReaction New list of reaction types that have been set by the user
	NewReaction []ReactionType `json:"new_reaction"`
}

// MessageReactionCountUpdated represents a change in the count of reactions on a message.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#messagereactioncountupdated
type MessageReactionCountUpdated struct {
	// Chat The chat containing the message
	Chat *Chat `json:"chat"`
	// MessageID Unique message identifier inside the chat
	MessageID int `json:"message_id"`
	// Date Date of the change in Unix time
	Date int `json:"date"`
	// Reactions List of reactions that are present on the message
	Reactions []*ReactionCount `json:"reactions"`
}

// ReactionType describes the type of a reaction.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#reactiontype
type ReactionType struct {
	// Type identifies the emoji, custom_emoji, or paid reaction variant.
	Type string `json:"type"`
	// Emoji Reaction emoji. Currently, it can be one of "", "", "", "", "", "", "", "", "", "", "", "", "", "",
	// "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
	// "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
	// "", "", "", "", "", "", "".
	// ReactionTypeEmoji
	Emoji *string `json:"emoji,omitempty"`
	// CustomEmojiID Custom emoji identifier
	// ReactionTypeCustomEmoji
	CustomEmojiID *string `json:"custom_emoji_id,omitempty"`
}

// ReactionCount represents a reaction added to a message along with the number of times it was added.
// Since: Bot API 7.0
// See https://core.telegram.org/bots/api#reactioncount
type ReactionCount struct {
	// Type Type of the reaction
	Type ReactionType `json:"type"`
	// TotalCount Number of times the reaction was added
	TotalCount int `json:"total_count"`
}

// SuggestedPostPrice represents the price of a suggested post.
// Since: Bot API 9.1
type SuggestedPostPrice struct {
	// Currency Currency in which the post will be paid. Currently, must be one of “XTR” for Telegram Stars
	// or “TON” for TON grams.
	Currency string `json:"currency"`
	// Amount The amount of the currency that will be paid for the post in the smallest units of the currency,
	// i.e. Telegram Stars or nanograms. Currently, price in Telegram Stars must be between 5 and 100000, and
	// price in nanograms must be between 10000000 and 10000000000000.
	Amount int `json:"amount"`
}

// SuggestedPostInfo contains information about a suggested post.
// Since: Bot API 9.1
// See https://core.telegram.org/bots/api#suggestedpostinfo
type SuggestedPostInfo struct {
	// State State of the suggested post. Currently, it can be one of “pending”, “approved”,
	// “declined”.
	State string `json:"state"` // "pending", "approved", or "declined"
	// Price Optional. Proposed price of the post. If the field is omitted, then the post is unpaid.
	Price SuggestedPostPrice `json:"price"`
	// SendDate Optional. Proposed send date of the post. If the field is omitted, then the post can be
	// published at any time within 30 days at the sole discretion of the user or administrator who approves it.
	SendDate int `json:"send_date"`
}

// SuggestedPostParameters holds parameters for suggesting a post.
// Since: Bot API 9.2
type SuggestedPostParameters struct {
	// Price Optional. Proposed price for the post. If the field is omitted, then the post is unpaid.
	Price SuggestedPostPrice `json:"price"`
	// SendDate Optional. Proposed send date of the post. If specified, then the date must be between 300 second
	// and 2678400 seconds (30 days) in the future. If the field is omitted, then the post can be published at
	// any time within 30 days at the sole discretion of the user who approves it.
	SendDate int `json:"send_date"`
}

// ManagedBotCreated describes a service message about a newly created managed bot.
// Since: Bot API 9.6
// See https://core.telegram.org/bots/api#managedbotcreated
type ManagedBotCreated struct {
	// Bot Information about the bot. The bot's token can be fetched using the method getManagedBotToken.
	Bot User `json:"bot"`
}

// ManagedBotUpdated describes an update about a managed bot and its manager.
// Since: Bot API 9.6
// See https://core.telegram.org/bots/api#managedbotupdated
type ManagedBotUpdated struct {
	// User User that created the bot
	User User `json:"user"`
	// Bot Information about the bot. Token of the bot can be fetched using the method getManagedBotToken.
	Bot User `json:"bot"`
}

// SharedUser represents a user shared via a KeyboardButtonRequestUsers button.
// Since: Bot API 7.2
type SharedUser struct {
	// UserID Identifier of the shared user. This number may have more than 32 significant bits and some
	// programming languages may have difficulty/silent defects in interpreting it. But it has at most 52
	// significant bits, so 64-bit integers or double-precision float types are safe for storing these
	// identifiers. The bot may not have access to the user and could be unable to use this identifier, unless
	// the user is already known to the bot by some other means.
	UserID int64 `json:"user_id"`
	// FirstName Optional. First name of the user, if the name was requested by the bot
	FirstName string `json:"first_name,omitempty"`
	// LastName Optional. Last name of the user, if the name was requested by the bot
	LastName string `json:"last_name,omitempty"`
	// Username Optional. Username of the user, if the username was requested by the bot
	Username string `json:"username,omitempty"`
	// Photo Optional. Available sizes of the chat photo, if the photo was requested by the bot
	Photo []PhotoSize `json:"photo,omitempty"`
}

// UsersShared represents a service message about users shared via a KeyboardButtonRequestUsers button.
// Since: Bot API 6.5
type UsersShared struct {
	// RequestID Identifier of the request
	RequestID int `json:"request_id"`
	// Users Information about users shared with the bot
	Users []SharedUser `json:"users"`
}

// ChatShared represents a service message about a chat shared via a KeyboardButtonRequestChat button.
// Since: Bot API 6.5
type ChatShared struct {
	// RequestID Identifier of the request
	RequestID int `json:"request_id"`
	// ChatID Identifier of the shared chat. This number may have more than 32 significant bits and some
	// programming languages may have difficulty/silent defects in interpreting it. But it has at most 52
	// significant bits, so a 64-bit integer or double-precision float type are safe for storing this
	// identifier. The bot may not have access to the chat and could be unable to use this identifier, unless
	// the chat is already known to the bot by some other means.
	ChatID int64 `json:"chat_id"`
	// Title Optional. Title of the chat, if the title was requested by the bot
	Title string `json:"title,omitempty"`
	// Username Optional. Username of the chat, if the username was requested by the bot and available
	Username string `json:"username,omitempty"`
	// Photo Optional. Available sizes of the chat photo, if the photo was requested by the bot
	Photo []PhotoSize `json:"photo,omitempty"`
}

// SuggestedPostApproved is a service message about an approved suggested post.
// Since: Bot API 9.1
type SuggestedPostApproved struct {
	// SuggestedPostMessage Optional. Message containing the suggested post. Note that the Message object in
	// this field will not contain the reply_to_message field even if it itself is a reply.
	SuggestedPostMessage *Message `json:"suggested_post_message,omitempty"`
	// Price Optional. Amount paid for the post
	Price SuggestedPostPrice `json:"price"`
	// SendDate Date when the post will be published
	SendDate int `json:"send_date"`
}

// SuggestedPostApprovalFailed is a service message about a failed suggested post approval.
// Since: Bot API 9.1
type SuggestedPostApprovalFailed struct {
	// SuggestedPostMessage Optional. Message containing the suggested post whose approval has failed. Note that
	// the Message object in this field will not contain the reply_to_message field even if it itself is a
	// reply.
	SuggestedPostMessage *Message `json:"suggested_post_message,omitempty"`
	// Price Expected price of the post
	Price SuggestedPostPrice `json:"price"`
}

// SuggestedPostDeclined is a service message about a declined suggested post.
// Since: Bot API 9.1
type SuggestedPostDeclined struct {
	// SuggestedPostMessage Optional. Message containing the suggested post. Note that the Message object in
	// this field will not contain the reply_to_message field even if it itself is a reply.
	SuggestedPostMessage *Message `json:"suggested_post_message,omitempty"`
	// Comment Optional. Comment with which the post was declined
	Comment string `json:"comment,omitempty"`
}

// SuggestedPostPaid is a service message about a paid suggested post.
// Since: Bot API 9.1
type SuggestedPostPaid struct {
	// SuggestedPostMessage Optional. Message containing the suggested post. Note that the Message object in
	// this field will not contain the reply_to_message field even if it itself is a reply.
	SuggestedPostMessage *Message `json:"suggested_post_message,omitempty"`
	// Currency Currency in which the payment was made. Currently, one of “XTR” for Telegram Stars or
	// “TON” for TON grams.
	Currency string `json:"currency"`
	// Amount Optional. The amount of the currency that was received by the channel in nanograms; for payments
	// in TON grams only
	Amount int `json:"amount"`
	// StarAmount Optional. The amount of Telegram Stars that was received by the channel; for payments in
	// Telegram Stars only
	StarAmount *StarAmount `json:"star_amount,omitempty"`
}

// SuggestedPostRefunded is a service message about a refunded suggested post.
// Since: Bot API 9.1
type SuggestedPostRefunded struct {
	// SuggestedPostMessage Optional. Message containing the suggested post. Note that the Message object in
	// this field will not contain the reply_to_message field even if it itself is a reply.
	SuggestedPostMessage *Message `json:"suggested_post_message,omitempty"`
	// Reason Reason for the refund. Currently, one of “post_deleted” if the post was deleted within 24
	// hours of being posted or removed from scheduled messages without being posted, or “payment_refunded”
	// if the payer refunded their payment.
	Reason string `json:"reason,omitempty"`
}

// VideoChatScheduled represents a service message about a video chat scheduled in the chat.
// Since: Bot API 6.0
type VideoChatScheduled struct {
	// StartDate Point in time (Unix timestamp) when the video chat is supposed to be started by a chat
	// administrator
	StartDate int64 `json:"start_date"`
}

// VideoChatStarted represents a service message about a video chat started in the chat.
// Since: Bot API 5.1
type VideoChatStarted struct{}

// VideoChatEnded represents a service message about a video chat ended in the chat.
// Since: Bot API 5.1
type VideoChatEnded struct {
	// Duration Video chat duration in seconds
	Duration int64 `json:"duration"`
}

// VideoChatParticipantsInvited represents a service message about new members invited to a video chat.
// Since: Bot API 5.1
type VideoChatParticipantsInvited struct {
	// Users New members that were invited to the video chat
	Users []User `json:"users"`
}

// SentGuestMessage describes an inline message sent by a guest bot.
// Since: Bot API 10.0
type SentGuestMessage struct {
	// InlineMessageID Identifier of the sent inline message
	InlineMessageID string `json:"inline_message_id"`
}

// RichMessage represents a received rich-formatted message.
// Since: Bot API 10.1
type RichMessage struct {
	// Blocks contains the nested rich-message blocks.
	Blocks []RichBlock `json:"blocks"`
	// IsRTL requests right-to-left rich-message layout.
	IsRTL bool `json:"is_rtl,omitempty"`
}

// InputRichMessageMedia describes media embedded in outgoing rich-message HTML or Markdown.
//
// Since: Bot API 10.2
type InputRichMessageMedia struct {
	// ID uniquely identifies the value within its containing object.
	ID string `json:"id"`
	// Media contains or identifies media associated with the value.
	Media InputMedia `json:"media"`
}

// InputRichMessage describes a rich message to be sent. Exactly one of HTML, Markdown, or Blocks must be used.
//
// Since: Bot API 10.1
type InputRichMessage struct {
	// Blocks contains the nested rich-message blocks.
	Blocks []InputRichBlock `json:"blocks,omitempty"` // Since: Bot API 10.2
	// HTML contains rich-message content in Telegram HTML syntax.
	HTML string `json:"html,omitempty"`
	// Markdown contains rich-message content in Telegram Markdown syntax.
	Markdown string `json:"markdown,omitempty"`
	// Media contains or identifies media associated with the value.
	Media []InputRichMessageMedia `json:"media,omitempty"` // Since: Bot API 10.2
	// IsRTL requests right-to-left rich-message layout.
	IsRTL bool `json:"is_rtl,omitempty"`
	// SkipEntityDetection disables automatic detection of links, mentions, hashtags, commands, phone numbers, and bank cards.
	SkipEntityDetection bool `json:"skip_entity_detection,omitempty"`
}