rust-tg-bot-raw 1.0.0-rc.1

use serde::{Deserialize, Serialize};

use super::web_app_info::WebAppInfo;

/// Payload for `MenuButtonCommands` — no additional fields beyond the tag.
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[non_exhaustive]
pub struct MenuButtonCommandsData {}

/// Payload for `MenuButtonWebApp`.
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[non_exhaustive]
pub struct MenuButtonWebAppData {
    /// Label shown on the button.
    pub text: String,

    /// The Web App that will be launched when the button is pressed.
    pub web_app: WebAppInfo,
}

/// Payload for `MenuButtonDefault` — no additional fields beyond the tag.
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[non_exhaustive]
pub struct MenuButtonDefaultData {}

/// The bot's menu button in a private chat.
///
/// Serialized with a `"type"` tag that selects the variant.
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[serde(tag = "type", rename_all = "snake_case")]
#[non_exhaustive]
pub enum MenuButton {
    /// Opens the bot's list of commands.
    Commands(MenuButtonCommandsData),

    /// Launches a Web App.
    WebApp(MenuButtonWebAppData),

    /// No specific value set; the default button (command list) is used.
    Default(MenuButtonDefaultData),
}

impl MenuButton {
    /// Create a menu button that opens the bot's command list.
    pub fn commands() -> Self {
        Self::Commands(MenuButtonCommandsData {})
    }

    /// Create a menu button that launches a Web App.
    pub fn web_app(text: impl Into<String>, web_app: WebAppInfo) -> Self {
        Self::WebApp(MenuButtonWebAppData {
            text: text.into(),
            web_app,
        })
    }

    /// Create the default menu button.
    pub fn default_button() -> Self {
        Self::Default(MenuButtonDefaultData {})
    }
}