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use crate::browser;
use crate::config::Config;
use crate::keyboard::make_inline_keyboard;
use std::error::Error;
use teloxide::payloads::SendMessageSetters;
use teloxide::prelude::{AutoSend, Bot, Message, UpdateWithCx};
use teloxide::utils::command::BotCommand;
#[derive(BotCommand)]
#[command(rename = "lowercase", description = "These commands are supported:")]
pub enum Command {
#[command(description = "Display this text")]
Help,
#[command(description = "Reserve a classroom for tomorrow", parse_with = "split")]
Room,
}
/// This is the handler for the commands.
/// It's called by `teloxide` every time someone write `/<text>`.
///
/// First it checks if the author is authorized to do the commands. Then match that text thanks to
/// the `parse` method of `BotCommand`.
pub async fn handler(
cx: UpdateWithCx<AutoSend<Bot>, Message>,
) -> Result<(), Box<dyn Error + Send + Sync>> {
// In the config file there's a key for the Telegram username authorized to use this bot.
let username = Config::from_env().unwrap().username;
// Compare the author of the message with the Telegram username from the config
if let Some(author) = &cx.update.from().unwrap().username {
if *author != username {
cx.reply_to("You are not allowed to do this action!")
.await?;
return Ok(());
}
}
let txt = cx.update.text();
if txt.is_none() {
return Ok(());
}
if let Ok(command) = BotCommand::parse(txt.unwrap(), "unict-reservation") {
match command {
Command::Help => {
// Just send the descriptions of all commands
cx.answer(Command::descriptions()).await?;
}
Command::Room => {
let faculties;
unsafe {
faculties = browser::get_faculties().await.unwrap();
}
let keyboard = make_inline_keyboard(&faculties, "faculty").await;
cx.answer("Where?").reply_markup(keyboard).await?;
}
}
} else {
cx.reply_to("Command not found!").await?;
}
Ok(())
}
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