mk-dl-bot_legacy/src/bot/bot.rs

90 lines
2.4 KiB
Rust

use anyhow;
use sqlx::SqlitePool;
use std::env;
use std::fmt;
use std::str;
use std::str::FromStr;
use std::time::Duration;
use teloxide::dispatching::{dialogue, dialogue::InMemStorage, UpdateHandler};
use teloxide::{prelude::*, update_listeners::Polling, utils::command::BotCommands};
use tracing::{event, Level};
use super::types::*;
use crate::db::DbPool;
use super::dl::cmd_download;
use super::op::cmd_op;
fn parse_env<T>(name: &str) -> T
where
T: FromStr,
T::Err: fmt::Debug,
{
str::parse(
env::var(name)
.expect(format!("env '{}' variable not defined", name).as_str())
.as_str(),
)
.expect(format!("env '{}' parse error", name).as_str())
}
pub async fn bot_main(db: SqlitePool) -> anyhow::Result<()> {
event!(Level::INFO, "start");
let bot = Bot::new(env::var("BOT_TOKEN")?);
let listener = Polling::builder(bot.clone())
.timeout(Duration::from_secs(parse_env("POLLING_TIMEOUT")))
.limit(parse_env("POLLING_LIMIT"))
.drop_pending_updates()
.build();
Dispatcher::builder(bot, schema())
.dependencies(dptree::deps![db, InMemStorage::<State>::new()])
.enable_ctrlc_handler()
.build()
.dispatch_with_listener(
listener,
LoggingErrorHandler::with_custom_text("update listener error"),
)
.await;
Ok(())
}
fn schema() -> UpdateHandler<HandlerErr> {
use dptree::case;
let command_handler = teloxide::filter_command::<Command, _>()
.branch(case![Command::Test].endpoint(cmd_test))
.branch(case![Command::Download(url)].endpoint(cmd_download))
.branch(case![Command::OP].endpoint(cmd_op));
let message_handler = Update::filter_message().branch(command_handler);
let raw_message_handler = Update::filter_message().branch(dptree::endpoint(handle_message));
dialogue::enter::<Update, InMemStorage<()>, (), _>()
.branch(message_handler)
.branch(raw_message_handler)
}
#[derive(BotCommands, Clone)]
#[command(rename_rule = "lowercase")]
enum Command {
Test,
#[command(alias = "dl")]
Download(String),
#[command(alias = "op")]
OP
}
async fn cmd_test(bot: Bot, msg: Message, _db: DbPool) -> HandlerResult {
bot.send_message(msg.chat.id, "test response").await?;
Ok(())
}
async fn handle_message(_bot: Bot, _dialogue: MyDialogue, _msg: Message) -> HandlerResult {
Ok(())
}