Add rust implementation

src/bots/mod.rs

@@ -0,0 +1,49 @@
+mod approved_bot;
+
+use std::error::Error;
+
+use teloxide::prelude::*;
+
+pub type BotHandlerInternal = Result<(), Box<dyn Error + Send + Sync>>;
+
+type BotHandler = Handler<
+    'static,
+    dptree::di::DependencyMap,
+    BotHandlerInternal,
+    teloxide::dispatching::DpHandlerDescription,
+>;
+
+type BotCommands = Option<Vec<teloxide::types::BotCommand>>;
+
+fn get_pending_handler() -> BotHandler {
+    let handler = |msg: Message, bot: AutoSend<Bot>| async move {
+        let message_text = "
+        Бот зарегистрирован, но не подтвержден администратором! \
+        Подтверждение занимает примерно 12 часов.
+        ";
+
+        bot.send_message(msg.chat.id, message_text).await?;
+        Ok(())
+    };
+
+    Update::filter_message().chain(dptree::endpoint(handler))
+}
+
+fn get_blocked_handler() -> BotHandler {
+    let handler = |msg: Message, bot: AutoSend<Bot>| async move {
+        let message_text = "Бот заблокирован!";
+
+        bot.send_message(msg.chat.id, message_text).await?;
+        Ok(())
+    };
+
+    Update::filter_message().chain(dptree::endpoint(handler))
+}
+
+pub fn get_bot_handler(status: crate::bots_manager::BotStatus) -> (BotHandler, BotCommands) {
+    match status {
+        crate::bots_manager::BotStatus::Pending => (get_pending_handler(), None),
+        crate::bots_manager::BotStatus::Approved => approved_bot::get_approved_handler(),
+        crate::bots_manager::BotStatus::Blocked => (get_blocked_handler(), None),
+    }
+}