//! Telegram bot object types.
#[cfg(feature = "high")]
use chrono::naive::NaiveDateTime;

/// Simple serde helper function that always return false.
pub(crate) fn falsum() -> bool { false }

macro_rules! impl_id {
    ($Id: ident : $Ty: ty) => {
        #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
        pub struct $Id(pub $Ty);

        impl ::std::ops::Add<$Ty> for $Id {
            type Output = $Id;
            #[inline]
            fn add(self, other: $Ty) -> $Id {
                $Id(self.0 + other)
            }
        }

        impl<'a> ::std::ops::Add<&'a $Ty> for $Id {
            type Output = $Id;
            #[inline]
            fn add(self, other: &$Ty) -> Self::Output {
                $Id(self.0 + other)
            }
        }

        impl ::std::ops::Sub<$Ty> for $Id {
            type Output = $Id;
            #[inline]
            fn sub(self, other: $Ty) -> $Id {
                $Id(self.0 - other)
            }
        }
        impl ::std::ops::AddAssign<$Ty> for $Id {
            fn add_assign(&mut self, rhs: $Ty) {
                self.0 += rhs
            }
        }
        impl ::std::ops::SubAssign<$Ty> for $Id {
            fn sub_assign(&mut self, rhs: $Ty) {
                self.0 -= rhs
            }
        }
    };
}


/// Unique identifier for user.
impl_id! {UserId : i64}

/// Unique identifier for this chat.
impl_id! {ChatId : i64}

/// Unique message identifier inside a chat
impl_id! {MessageId : i64}


/// The update‘s unique identifier.
///
/// Update identifiers start from a certain positive number and increase sequentially.
/// This ID becomes especially handy if you’re using Webhooks,
/// since it allows you to ignore repeated updates or to restore the correct update sequence,
/// should they get out of order. If there are no new updates for at least a week,
/// then identifier of the next update will be chosen randomly instead of sequentially.
impl_id! {UpdateId : i64}


/// Unique identifier for a file
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct FileId(pub String);

/// The UNIX timestamp
#[cfg(not(feature = "high"))]
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Time(pub u64);

/// The Datetime.
#[cfg(feature = "high")]
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Time(
    #[serde(with = "timestamp_format")]
    pub NaiveDateTime
);

#[cfg(feature = "high")]
mod timestamp_format {
    use chrono::naive::NaiveDateTime;
    use serde::{Deserialize, Deserializer, Serializer};

    pub fn serialize<S>(
        date: &NaiveDateTime,
        serializer: S,
    ) -> Result<S::Ok, S::Error>
        where
            S: Serializer,
    {
        serializer.serialize_i64(date.timestamp())
    }

    pub fn deserialize<'de, D>(
        deserializer: D,
    ) -> Result<NaiveDateTime, D::Error>
        where
            D: Deserializer<'de>,
    {
        let s = i64::deserialize(deserializer)?;
        Ok(NaiveDateTime::from_timestamp(s, 0))
    }
}

/// An incoming update.
///
/// At most one of the optional parameters can be present in any given update.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Update {
    /// The update‘s unique identifier.
    pub update_id: UpdateId,
    /// New incoming message of any kind — text, photo, sticker, etc.
    pub message: Option<Box<Message>>,
    /// New version of a message that is known to the bot and was edited
    pub edited_message: Option<Box<Message>>,
    /// New incoming channel post of any kind — text, photo, sticker, etc.
    pub channel_post: Option<Box<Message>>,
    /// New version of a channel post that is known to the bot and was edited
    pub edited_channel_post: Option<Box<Message>>,
    // TODO: inline_query, chosen_inline_result, shipping_query, pre_checkout_query
    /// New incoming callback query
    pub callback_query: Option<CallbackQuery>,
}

/// Contains information about the current status of a webhook.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct WebhookInfo {
    /// Webhook URL, may be empty if webhook is not set up
    pub url: String,
    /// True, if a custom certificate was provided for webhook certificate checks
    pub has_custom_certificate: bool,
    /// Number of updates awaiting delivery
    pub pending_update_count: i32,
    /// Unix time for the most recent error that happened when trying to deliver an update via
    /// webhook
    pub last_error_date: Option<Time>,
    /// Error message in human-readable format for the most recent error that happened when trying
    /// to deliver an update via webhook
    pub last_error_message: Option<String>,
    /// Maximum allowed number of simultaneous HTTPS connections to the webhook for update delivery
    pub max_connections: Option<i32>,
    /// A list of update types the bot is subscribed to. Defaults to all update types
    pub allowed_updates: Option<Vec<String>>,

}


/// A Telegram user or bot.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct User {
    /// Unique identifier for this user or bot
    pub id: UserId,
    /// True, if this user is a bot
    pub is_bot: bool,
    /// User‘s or bot’s first name
    pub first_name: String,
    /// User‘s or bot’s last name
    pub last_name: Option<String>,
    /// User‘s or bot’s username
    pub username: Option<String>,
    /// [IETF language tag](https://en.wikipedia.org/wiki/IETF_language_tag) of the user's language
    pub language_code: Option<String>,
}


/// Type of chat
#[serde(tag = "type")]
#[serde(rename_all = "snake_case")]
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub enum ChatType {
    Private {
        username: Option<String>,
        /// First name of the other party in a private chat
        first_name: String,
        /// Last name of the other party in a private chat
        last_name: Option<String>,
    },
    Group {
        title: String,
        username: Option<String>,
        /// True if a group has ‘All Members Are Admins’ enabled.
        #[serde(default = "falsum")]
        all_members_are_administrators: bool,
    },
    Supergroup {
        title: String,
        username: Option<String>,
        /// True if a group has ‘All Members Are Admins’ enabled.
        #[serde(default = "falsum")]
        all_members_are_administrators: bool,
        /// Pinned message. Returned only in `getChat`.
        pinned_message: Option<Box<Message>>,
        /// Name of group sticker set. Returned only in `getChat.`
        sticker_set_name: Option<String>,
        /// True, if the bot can change the group sticker set. Returned only in `getChat`.
        can_set_sticker_set: Option<bool>,
        /// Chat invite link/ Returned only in `getChat`.
        invite_link: Option<String>,
        /// Description. Returned only in `getChat`.
        description: Option<String>,
    },
    Channel {
        title: String,
        username: Option<String>,
        /// Pinned message. Returned only in `getChat`.
        pinned_message: Option<Box<Message>>,
        /// Chat invite link. Returned only in `getChat`.
        invite_link: Option<String>,
        /// Description. Returned only in `getChat`.
        description: Option<String>,
    },
}


#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Chat {
    /// Unique identifier for this chat.
    pub id: ChatId,
    /// Chat photo. Returned only in `getChat`.
    pub photo: Option<ChatPhoto>,
    /// Type of chat
    #[serde(flatten)]
    #[serde(rename = "type")]
    pub kind: ChatType,
}


// TODO: game, video, invoice, successful_payment
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Message {
    /// Unique message identifier inside this chat
    pub message_id: MessageId,
    /// Sender, empty for messages sent to channels
    pub from: Option<Box<User>>,
    /// Date the message was sent in Unix time
    pub date: Time,
    /// Conversation the message belongs to
    pub chat: Box<Chat>,
    /// For forwarded messages, sender of the original message
    pub forward_from: Option<Box<User>>,
    /// For messages forwarded from channels, information about the original channel
    pub forward_from_chat: Option<Box<Chat>>,
    /// For messages forwarded from channels, identifier of the original message in the channel
    pub forward_from_message_id: Option<MessageId>,
    /// For messages forwarded from channels, signature of the post author if present
    pub forward_signature: Option<String>,
    /// For forwarded messages, date the original message was sent in Unix time
    pub forward_date: Option<Time>,
    /// For replies, 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.
    pub reply_to_message: Option<Box<Message>>,
    /// Date the message was last edited in Unix time
    pub edit_date: Option<Time>,
    /// The unique identifier of a media message group this message belongs to
    pub media_group_id: Option<String>,
    /// Signature of the post author for messages in channels
    pub author_signature: Option<String>,
    /// For text messages, the actual UTF-8 text of the message, 0-4096 characters.
    pub text: Option<String>,
    /// Message is a sticker, information about the sticker
    pub sticker: Option<Box<Sticker>>,
    /// Message is an audio file, information about the file
    pub audio: Option<Audio>,
    /// Message is a general file, information about the file
    pub document: Option<Box<Document>>,
    #[serde(default)]
    pub photo: Vec<PhotoSize>,
    /// For text messages, special entities like usernames, URLs, bot commands, etc.
    /// that appear in the text
    #[serde(default)]
    pub entities: Vec<MessageEntity>,
    /// Message is a voice message, information about the file
    pub voice: Option<Box<Voice>>,
    /// Message is a video note, information about the video message
    pub video_note: Option<Box<VideoNote>>,
    /// For messages with a caption, special entities like usernames, URLs, bot commands, etc.
    /// that appear in the caption
    #[serde(default)]
    pub caption_entities: Vec<MessageEntity>,
    /// Caption for the audio, document, photo, video or voice, 0-200 characters
    pub caption: Option<String>,
    /// Message is a shared contact, information about the contact
    pub contact: Option<Box<Contact>>,
    /// Message is a shared location, information about the location
    pub location: Option<Box<Location>>,
    /// Message is a venue, information about the venue
    pub venue: Option<Box<Venue>>,
    /// New members that were added to the group or supergroup and information about them
    /// (the bot itself may be one of these members)
    #[serde(default)]
    pub new_chat_members: Vec<User>,
    /// A member was removed from the group, information about them
    /// (this member may be the bot itself)
    pub left_chat_member: Option<Box<User>>,
    /// A chat title was changed to this value
    pub new_chat_title: Option<String>,
    /// A chat photo was change to this value
    #[serde(default)]
    pub new_chat_photo: Vec<PhotoSize>,
    /// Service message: the chat photo was deleted
    #[serde(default = "falsum")]
    pub delete_chat_photo: bool,
    /// Service message: the group has been created
    #[serde(default = "falsum")]
    pub group_chat_created: bool,
    /// 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.
    #[serde(default = "falsum")]
    pub supergroup_chat_created: bool,
    /// 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.
    #[serde(default = "falsum")]
    pub channel_chat_created: bool,
    /// The group has been migrated to a supergroup with the specified identifier.
    pub migrate_to_chat_id: Option<ChatId>,
    /// The supergroup has been migrated from a group with the specified identifier.
    pub migrate_from_chat_id: Option<ChatId>,
    /// Specified message was pinned. Note that the Message object in this field
    /// will not contain further reply_to_message fields even if it is itself a reply.
    pub pinned_message: Option<Box<Message>>,
    /// The domain name of the website on which the user has logged in.
    pub connected_website: Option<String>,
}

/// One special entity in a text message.
/// For example, hashtags, usernames, URLs, etc.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub struct MessageEntity {
    /// Type of the entity.
    #[serde(rename="type")]
    pub kind: MessageEntityKind,
    /// Offset in UTF-16 code units to the start of the entity
    pub offset: i32,
    /// Length of the entity in UTF-16 code units
    pub length: i32,
    /// For “text_link” only, url that will be opened after user taps on the text
    pub url: Option<String>,
    /// For “text_mention” only, the mentioned user
    pub user: Option<Box<User>>,
}

/// Type of the `MessageEntity`.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[serde(rename_all = "snake_case")]
pub enum MessageEntityKind {
    /// `@username`
    Mention,
    Hashtag,
    BotCommand,
    Url,
    Email,
    /// bold text
    Bold,
    /// italic text
    Italic,
    /// monowidth string
    Code,
    /// monowidth block
    Pre,
    /// for clickable text URLs
    TextLink,
    /// for users without usernames
    TextMention,
}

/// A general file (as opposed to [photos](PhotoSize), [voice messages](Voice) and
/// [audio files](Audio)).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub struct Document {
    /// Unique file identifier
    pub file_id: FileId,
    /// Document thumbnail as defined by sender
    pub thumb: Option<PhotoSize>,
    /// Original filename as defined by sender
    pub file_name: Option<String>,
    /// MIME type of the file as defined by sender
    pub mime_type: Option<String>,
    pub file_size: Option<i32>,
}

/// An audio file to be treated as music by the Telegram clients.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub struct Audio {
    /// Unique identifier for this file
    pub file_id: FileId,
    /// Duration of the audio in seconds as defined by sender
    pub duration: i32,
    /// Performer of the audio as defined by sender or by audio tags
    pub performer: Option<String>,
    /// Title of the audio as defined by sender or by audio tags
    pub title: Option<String>,
    /// MIME type of the file as defined by sender
    pub mime_type: Option<String>,
    pub file_size: Option<i32>,
}


/// A voice note.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub struct Voice {
    /// Unique identifier for this file
    pub file_id: FileId,
    /// Duration of the audio in seconds as defined by sender
    pub duration: i32,
    /// MIME type of the file as defined by sender
    pub mime_type: Option<String>,
    pub file_size: Option<i32>,
}

/// A video message (available in Telegram apps as of v.4.0).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub struct VideoNote {
    /// Unique identifier for this file
    pub file_id: FileId,
    /// Video width and height as defined by sender
    pub length: i32,
    /// Duration of the audio in seconds as defined by sender
    pub duration: i32,
    pub thumb: Option<PhotoSize>,
    pub file_size: Option<i32>,
}

/// A phone contact.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct Contact {
    pub phone_number: String,
    pub first_name: String,
    pub last_name: Option<String>,
    pub user_id: Option<UserId>,
}


/// A file ready to be downloaded.
/// The file can be downloaded via the link `https://api.telegram.org/file/bot<token>/<file_path>`.
/// It is guaranteed that the link will be valid for at least 1 hour. When the link expires,
/// a new one can be requested by calling `getFile`.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct File {
    /// Unique identifier for this file
    pub file_id: FileId,
    /// File size, if known
    pub file_size: Option<i32>,
    /// Optional. File path. Use `https://api.telegram.org/file/bot<token>/<file_path>` to get the file.
    pub file_path: Option<String>,
}


/// A point on the map.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Location {
    /// Longitude as defined by sender
    pub longitude: f32,
    /// Latitude as defined by sender
    pub latitude: f32,
}


#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Venue {
    /// Venue location
    pub location: Location,
    /// Name of the venue
    pub title: String,
    /// Address of the venue
    pub address: String,
    /// Foursquare identifier of the venue
    pub foursquare_id: Option<String>,
}


/// One size of a photo or a [file](Document) / [sticker](Sticker) thumbnail.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct PhotoSize {
    /// Unique identifier for this file
    pub file_id: FileId,
    pub width: i32,
    pub height: i32,
    pub file_size: Option<i32>,
}

/// A user's profile pictures.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct UserProfilePhotos {
    /// Total number of profile pictures the target user has
    pub total_count: i32,
    /// Requested profile pictures (in up to 4 sizes each)
    #[serde(default)]
    pub photos: Vec<PhotoSize>,
}


/// A [custom keyboard](https://core.telegram.org/bots#keyboards)
/// with reply options (see [Introduction to bots](https://core.telegram.org/bots#keyboards)
/// for details and examples).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ReplyKeyboardMarkup {
    /// Array of button rows, each represented by an Array of [`KeyboardButton`](KeyboardButton) objects
    #[serde(default)]
    pub keyboard: Vec<Vec<KeyboardButton>>,
    /// 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.
    pub resize_keyboard: Option<bool>,
    /// 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`.
    pub one_time_keyboard: Option<bool>,
    /// 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 (has reply_to_message_id),
    /// 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.
    pub selective: Option<bool>,
}


/// One button of the reply keyboard.
/// For simple text buttons *String* can be used instead of this object to specify
/// text of the button. Optional fields are mutually exclusive.
///
/// ## Note
/// Note: request_contact and request_location options will only work in
/// Telegram versions released after 9 April, 2016. Older clients will ignore them.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct KeyboardButton {
    /// Text of the button. If none of the optional fields are used,
    /// it will be sent as a message when the button is pressed
    pub text: String,
    /// If True, the user's phone number will be sent as a contact when the button is pressed.
    /// Available in private chats only
    pub request_contact: Option<bool>,
    /// If True, the user's current location will be sent when the button is pressed.
    /// Available in private chats only
    pub request_location: Option<bool>,
}


/// Upon receiving a message with this object, Telegram clients will remove the current
/// custom keyboard and display the default letter-keyboard.
///
/// By default, custom keyboards are displayed until a new keyboard is sent by a bot.
/// An exception is made for one-time keyboards that are hidden immediately after the user
/// presses a button (see [`ReplyKeyboardMarkup`]).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ReplyKeyboardRemove {
    /// 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`])
    pub remove_keyboard: bool,
    /// *Optional*. Use this parameter if you want to remove the keyboard for 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 (has reply_to_message_id),
    /// sender of the original message.
    ///
    /// *Example*: A user votes in a poll, bot returns confirmation message in reply to the vote and removes the keyboard for that user, while still showing the keyboard with poll options to users who haven't voted yet.
    pub selective: Option<bool>,
}

/// An inline keyboard that appears right next to the message it belongs to.
///
/// ## Note
/// This will only work in Telegram versions released after 9 April, 2016.
/// Older clients will display unsupported message.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct InlineKeyboardMarkup {
    /// Array of button rows, each represented by an Array of [`InlineKeyboardButton`] objects
    #[serde(default)]
    pub inline_keyboard: Vec<Vec<InlineKeyboardButton>>
}

/// One button of an inline keyboard.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct InlineKeyboardButton {
    /// Label text on the button
    pub text: String,
    #[serde(flatten)]
    pub pressed: InlineKeyboardButtonPressed,
}


// TODO: callback_game, pay
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
#[serde(rename_all = "snake_case")]
pub enum InlineKeyboardButtonPressed {
    /// HTTP url to be opened when button is pressed
    Url(String),
    /// Data to be sent in a [callback query](CallbackQuery) to the bot when button is pressed,
    /// 1-64 bytes
    CallbackData(String),
    /// If set, pressing the button will prompt the user to select one of their chats, open that
    /// chat and insert the bot‘s username and the specified inline query in the input field.
    /// Can be empty, in which case just the bot’s username will be inserted.
    ///
    /// ## Note
    /// This offers an easy way for users to start using your bot in
    /// [inline mode](https://core.telegram.org/bots/inline) when they are currently
    /// in a private chat with it. Especially useful when combined with
    /// *[switch_pm…](https://core.telegram.org/bots/api#answerinlinequery)* actions – in this
    /// case the user will be automatically returned to the chat they switched from, skipping
    /// the chat selection screen.
    SwitchInlineQuery(String),
    SwitchInlineQueryCurrentChat(String),
}

/// This object represents an incoming callback query from a callback button in an inline keyboard.
/// If the button that originated the query was attached to a message sent by the bot, the field
/// message will be present. If the button was attached to a message sent via the bot (in inline
/// mode), the field inline_message_id will be present. Exactly one of the fields data
/// or game_short_name will be present.
///
/// ## Note
/// After the user presses a callback button, Telegram clients will display a progress bar until
/// you call `answerCallbackQuery`. It is, therefore, necessary to react by calling
/// `answerCallbackQuery` even if no notification to the user is needed (e.g., without
/// specifying any of the optional parameters).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct CallbackQuery {
    /// Unique identifier for this query
    pub id: String,
    /// Sender
    pub from: Box<User>,
    /// Message with the callback button that originated the query. Note that message content and
    /// message date will not be available if the message is too old
    pub message: Option<Box<Message>>,
    /// Identifier of the message sent via the bot in inline mode, that originated the query.
    pub inline_message_id: Option<String>,
    /// Global identifier, uniquely corresponding to the chat to which the message with the
    /// callback button was sent. Useful for high scores in games.
    pub chat_instance: String,
    /// Data associated with the callback button. Be aware that a bad client can send arbitrary data in this field.
    pub data: Option<String>,
    /// Short name of a Game to be returned, serves as the unique identifier for the game
    pub game_short_name: Option<String>,
}

/// Upon receiving a message with this object, Telegram clients will display a reply interface
/// to the user (act as if the user has selected the bot‘s message and tapped ’Reply'). This can
/// be extremely useful if you want to create user-friendly step-by-step interfaces without having
/// to sacrifice [privacy mode](https://core.telegram.org/bots#privacy-mode).
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ForceReply {
    /// Shows reply interface to the user, as if they manually selected the bot‘s message and
    /// tapped ’Reply'
    pub force_reply: bool,
    /// *Optional*. Use this parameter if you want to force reply from 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 (has reply_to_message_id), sender of the original message.
    pub selective: Option<bool>,
}


/// Contains information about why a request was unsuccessful.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ResponseParameters {
    /// *Optional*. The group has been migrated to a supergroup with the specified identifier.
    pub migrate_to_chat_id: Option<ChatId>,
    /// In case of exceeding flood control, the number of seconds left to wait before the request
    /// can be repeated
    pub retry_after: Option<i32>,
}


#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ChatPhoto {
    /// Unique file identifier of small (160x160) chat photo.
    /// This file_id can be used only for photo download.
    pub small_file_id: FileId,
    /// Unique file identifier of big (640x640) chat photo.
    /// This file_id can be used only for photo download.
    pub big_file_id: FileId,
}

/// This object contains information about one member of a chat.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct ChatMember {
    /// Information about the user
    pub user: Box<User>,
    /// The member's status in the chat.
    pub status: ChatMemberStatus,
    /// Restricted and kicked only. Date when restrictions will be lifted for this user, unix time
    pub until_date: Option<Time>,
    /// Administrators only. True, if the bot is allowed to edit administrator privileges of
    /// that user
    pub can_be_edited: Option<bool>,
    /// Administrators only. True, if the administrator can change the chat title, photo and
    /// other settings
    pub can_change_info: Option<bool>,
    /// Administrators only. True, if the administrator can post in the channel, channels only
    pub can_post_messages: Option<bool>,
    /// Administrators only. True, if the administrator can edit messages of other users and can
    /// pin messages, channels only
    pub can_edit_messages: Option<bool>,
    /// Administrators only. True, if the administrator can delete messages of other users
    pub can_delete_messages: Option<bool>,
    /// Administrators only. True, if the administrator can invite new users to the chat
    pub can_invite_users: Option<bool>,
    /// Administrators only. True, if the administrator can restrict, ban or unban chat members
    pub can_restrict_members: Option<bool>,
    /// Administrators only. True, if the administrator can pin messages, supergroups only
    pub can_pin_messages: Option<bool>,
    ///  Administrators only. True, if the administrator can add new administrators with a subset
    /// of his own privileges or demote administrators that he has promoted, directly or
    /// indirectly (promoted by administrators that were appointed by the user)
    pub can_promote_members: Option<bool>,
    /// Restricted only. True, if the user can send text messages, contacts, locations and venues
    pub can_send_messages: Option<bool>,
    /// Restricted only. True, if the user can send audios, documents, photos, videos, video notes
    /// and voice notes, implies can_send_messages
    pub can_send_media_messages: Option<bool>,
    /// Restricted only. True, if the user can send animations, games, stickers and use inline
    /// bots, implies can_send_media_messages
    pub can_send_other_messages: Option<bool>,
    /// Restricted only. True, if user may add web page previews to his messages, implies
    /// can_send_media_messages
    pub can_add_web_page_previews: Option<bool>,
}

/// The member's status in the chat.
#[serde(rename_all = "lowercase")]
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum ChatMemberStatus {
    Creator,
    Administrator,
    Member,
    Restricted,
    Left,
    Kicked,
}

/////
//#[derive(Serialize, Deserialize,  Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
//pub struct InputFile {
//
//}
/////
//#[derive(Serialize, Deserialize,  Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
//pub struct InputMedia {
//
//}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct Sticker {
    pub file_id: FileId,
    pub width: i32,
    pub height: i32,
    pub thumb: Option<PhotoSize>,
    /// Emoji associated with the sticker
    pub emoji: Option<String>,
    /// Name of the sticker set to which the sticker belongs
    pub set_name: Option<String>,
    /// For mask stickers, the position where the mask should be placed
    pub mask_position: Option<MaskPosition>,
    /// File size
    pub file_size: i32,
}

/// A sticker set.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct StickerSet {
    /// Sticker set name
    pub name: String,
    /// Sticker set title
    pub title: String,
    /// *True*, if the sticker set contains masks
    pub contains_masks: bool,
    /// List of all set stickers
    #[serde(default)]
    pub stickers: Vec<Sticker>,
}

/// The position on faces where a mask should be placed by default.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd)]
pub struct MaskPosition {
    /// The part of the face relative to which the mask should be placed. One of “forehead”, “eyes”,
    /// “mouth”, or “chin”.
    pub point: String,
    /// Shift by X-axis measured in widths of the mask scaled to the face size, from left to right.
    /// For example, choosing -1.0 will place mask just to the left of the default mask position.
    pub x_shift: f32,
    /// Shift by Y-axis measured in heights of the mask scaled to the face size, from top to bottom.
    /// For example, 1.0 will place the mask just below the default mask position.
    pub y_shift: f32,
    /// Mask scaling coefficient. For example, 2.0 means double size.
    pub scale: f32,
}



/// The content of a media message to be sent.
#[serde(tag = "type")]
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, PartialOrd, Hash, Eq, Ord)]
pub enum InputMedia {
    #[serde(rename = "video")]
    Video {
        /// File to send.
        ///
        /// Pass a file_id to send a file that exists on the Telegram servers (recommended),
        /// pass an HTTP URL for Telegram to get a file from the Internet, or pass
        /// "attach://<file_attach_name>" to upload a new one using multipart/form-data
        /// under <file_attach_name> name.
        ///
        /// [More info on Sending Files](https://core.telegram.org/bots/api#sending-files)
        media: FileId,
        // TODO: url and attach
        /// *Optional*. Caption of the photo to be sent, 0-200 characters
        caption: Option<String>,
        /// *Optional*. Send Markdown or HTML, if you want Telegram apps to show
        /// [bold, italic, fixed-width text or inline URLs](https://core.telegram.org/bots/api#formatting-options)
        /// in the media caption.
        parse_mode: Option<ParseMode>,
        width: Option<i32>,
        height: Option<i32>,
        duration: Option<i32>,
        /// Pass True, if the uploaded video is suitable for streaming
        supports_streaming: Option<bool>,
    },
    #[serde(rename = "photo")]
    Photo {
        /// File to send.
        ///
        /// Pass a file_id to send a file that exists on the Telegram servers (recommended),
        /// pass an HTTP URL for Telegram to get a file from the Internet, or pass
        /// "attach://<file_attach_name>" to upload a new one using multipart/form-data
        /// under <file_attach_name> name.
        ///
        /// [More info on Sending Files](https://core.telegram.org/bots/api#sending-files)
        media: FileId,
        /// *Optional*. Caption of the photo to be sent, 0-200 characters
        caption: Option<String>,
        /// *Optional*. Send Markdown or HTML, if you want Telegram apps to show
        /// [bold, italic, fixed-width text or inline URLs](https://core.telegram.org/bots/api#formatting-options)
        /// in the media caption.
        parse_mode: Option<ParseMode>,
    },
}

/// Send *Markdown or HTML*, if you want Telegram apps to show
/// [bold, italic, fixed-width text or inline URLs](https://core.telegram.org/bots/api#formatting-options)
/// in the media caption.
#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum ParseMode {
    Markdown,
    HTML,
}
