Add pre-commit

.pre-commit-config.yaml

@@ -0,0 +1,7 @@
+repos:
+-   repo: https://github.com/doublify/pre-commit-rust
+    rev: v1.0
+    hooks:
+    -   id: fmt
+    -   id: cargo-check
+    -   id: clippy

src/bots/approved_bot/mod.rs

@@ -2,9 +2,16 @@ pub mod modules;
 pub mod services;
 mod tools;
 
-use teloxide::{prelude::*, types::BotCommand, adaptors::{Throttle, CacheMe}};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    prelude::*,
+    types::BotCommand,
+};
 
-use crate::{bots::approved_bot::services::user_settings::create_or_update_user_settings, bots_manager::USER_ACTIVITY_CACHE};
+use crate::{
+    bots::approved_bot::services::user_settings::create_or_update_user_settings,
+    bots_manager::USER_ACTIVITY_CACHE,
+};
 
 use self::{
     modules::{
@@ -16,12 +23,12 @@ use self::{
     services::user_settings::{get_user_or_default_lang_codes, update_user_activity},
 };
 
-use super::{ignore_channel_messages, BotCommands, BotHandler, bots_manager::get_manager_handler, ignore_chat_member_update};
+use super::{
+    bots_manager::get_manager_handler, ignore_channel_messages, ignore_chat_member_update,
+    BotCommands, BotHandler,
+};
 
-async fn _update_activity(
+async fn _update_activity(me: teloxide::types::Me, user: teloxide::types::User) -> Option<()> {
-    me: teloxide::types::Me,
-    user: teloxide::types::User,
-) -> Option<()> {
     if USER_ACTIVITY_CACHE.contains_key(&user.id) {
         return None;
     }
@@ -39,7 +46,9 @@ async fn _update_activity(
                 user.username.clone().unwrap_or("".to_string()),
                 me.username.clone().unwrap(),
                 allowed_langs,
-            ).await.is_ok()
+            )
+            .await
+            .is_ok()
             {
                 update_result = update_user_activity(user.id).await;
             }

src/bots/approved_bot/modules/annotations/callback_data.rs

@@ -2,8 +2,9 @@ use std::str::FromStr;
 
 use regex::Regex;
 
-use crate::bots::approved_bot::modules::utils::{pagination::GetPaginationCallbackData, errors::CallbackQueryParseError};
+use crate::bots::approved_bot::modules::utils::{
-
+    errors::CallbackQueryParseError, pagination::GetPaginationCallbackData,
+};
 
 #[derive(Debug, Clone)]
 pub enum AnnotationCallbackData {
@@ -19,17 +20,20 @@ impl FromStr for AnnotationCallbackData {
             .unwrap_or_else(|_| panic!("Broken AnnotationCallbackData regex pattern!"))
             .captures(s)
             .ok_or(CallbackQueryParseError)
-            .map(|caps| (
+            .map(|caps| {
+                (
                     caps["an_type"].to_string(),
                     caps["id"].parse::<u32>().unwrap(),
-                caps["page"].parse::<u32>().unwrap()
+                    caps["page"].parse::<u32>().unwrap(),
-            ))
+                )
-            .map(|(annotation_type, id, page)|
+            })
-                match annotation_type.as_str() {
+            .map(
+                |(annotation_type, id, page)| match annotation_type.as_str() {
                     "a" => AnnotationCallbackData::Author { id, page },
                     "b" => AnnotationCallbackData::Book { id, page },
                     _ => panic!("Unknown AnnotationCallbackData type: {}!", annotation_type),
-                })
+                },
+            )
     }
 }
 

src/bots/approved_bot/modules/annotations/commands.rs

@@ -1,7 +1,8 @@
 use regex::Regex;
 
-use crate::bots::approved_bot::modules::utils::{filter_command::CommandParse, errors::CommandParseError};
+use crate::bots::approved_bot::modules::utils::{
-
+    errors::CommandParseError, filter_command::CommandParse,
+};
 
 #[derive(Debug, Clone)]
 pub enum AnnotationCommand {
@@ -15,16 +16,18 @@ impl CommandParse<Self> for AnnotationCommand {
             .unwrap_or_else(|_| panic!("Broken AnnotationCommand regexp!"))
             .captures(&s.replace(&format!("@{bot_name}"), ""))
             .ok_or(CommandParseError)
-            .map(|caps| (
+            .map(|caps| {
+                (
                     caps["an_type"].to_string(),
-                caps["id"].parse::<u32>().unwrap_or_else(|_| panic!("Can't get id from AnnotationCommand!"))
+                    caps["id"]
-            ))
+                        .parse::<u32>()
-            .map(|(annotation_type, id)| {
+                        .unwrap_or_else(|_| panic!("Can't get id from AnnotationCommand!")),
-                match annotation_type.as_str() {
+                )
+            })
+            .map(|(annotation_type, id)| match annotation_type.as_str() {
                 "a" => Ok(AnnotationCommand::Author { id }),
                 "b" => Ok(AnnotationCommand::Book { id }),
                 _ => panic!("Unknown AnnotationCommand type: {}!", annotation_type),
-                }
             })?
     }
 }

src/bots/approved_bot/modules/annotations/errors.rs

@@ -2,11 +2,10 @@ use std::fmt;
 
 use super::commands::AnnotationCommand;
 
-
 #[derive(Debug)]
 pub struct AnnotationFormatError {
     pub command: AnnotationCommand,
-    pub text: String
+    pub text: String,
 }
 
 impl fmt::Display for AnnotationFormatError {

src/bots/approved_bot/modules/annotations/formatter.rs

@@ -21,7 +21,6 @@ impl AnnotationFormat for BookAnnotation {
     }
 }
 
-
 impl AnnotationFormat for AuthorAnnotation {
     fn get_file(&self) -> Option<&String> {
         self.file.as_ref()

src/bots/approved_bot/modules/annotations/mod.rs

@@ -1,30 +1,36 @@
-pub mod commands;
 pub mod callback_data;
-pub mod formatter;
+pub mod commands;
 pub mod errors;
+pub mod formatter;
 
 use std::convert::TryInto;
 
 use futures::TryStreamExt;
 
-use teloxide::{dispatching::UpdateFilterExt, dptree, prelude::*, types::*, adaptors::{Throttle, CacheMe}};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    dispatching::UpdateFilterExt,
+    dptree,
+    prelude::*,
+    types::*,
+};
 use tokio_util::compat::FuturesAsyncReadCompatExt;
 
 use crate::bots::{
     approved_bot::{
         modules::utils::pagination::generic_get_pagination_keyboard,
-        services::book_library::{
+        services::book_library::{get_author_annotation, get_book_annotation},
-            get_author_annotation, get_book_annotation,
-        },
         tools::filter_callback_query,
     },
     BotHandlerInternal,
 };
 
-use self::{commands::AnnotationCommand, formatter::AnnotationFormat, callback_data::AnnotationCallbackData, errors::AnnotationFormatError};
+use self::{
-
+    callback_data::AnnotationCallbackData, commands::AnnotationCommand,
-use super::utils::{split_text::split_text_to_chunks, filter_command::filter_command};
+    errors::AnnotationFormatError, formatter::AnnotationFormat,
+};
 
+use super::utils::{filter_command::filter_command, split_text::split_text_to_chunks};
 
 async fn download_image(
     file: &String,
@@ -32,7 +38,6 @@ async fn download_image(
     Ok(reqwest::get(file).await?.error_for_status()?)
 }
 
-
 pub async fn send_annotation_handler<T, Fut>(
     message: Message,
     bot: CacheMe<Throttle<Bot>>,
@@ -72,9 +77,9 @@ where
                 .into_async_read()
                 .compat();
 
-            #[allow(unused_must_use)] {
+            #[allow(unused_must_use)]
-                bot
+            {
-                    .send_photo(message.chat.id, InputFile::read(data))
+                bot.send_photo(message.chat.id, InputFile::read(data))
                     .send()
                     .await;
             }
@@ -82,7 +87,10 @@ where
     };
 
     if !annotation.is_normal_text() {
-        return Err(Box::new(AnnotationFormatError { command, text: annotation.get_text().to_string() }));
+        return Err(Box::new(AnnotationFormatError {
+            command,
+            text: annotation.get_text().to_string(),
+        }));
     }
 
     let annotation_text = annotation.get_text();
@@ -93,15 +101,10 @@ where
         AnnotationCommand::Book { id } => AnnotationCallbackData::Book { id, page: 1 },
         AnnotationCommand::Author { id } => AnnotationCallbackData::Author { id, page: 1 },
     };
-    let keyboard = generic_get_pagination_keyboard(
+    let keyboard =
-        1,
+        generic_get_pagination_keyboard(1, chunked_text.len().try_into()?, callback_data, false);
-        chunked_text.len().try_into()?,
-        callback_data,
-        false,
-    );
 
-    bot
+    bot.send_message(message.chat.id, current_text)
-        .send_message(message.chat.id, current_text)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -109,7 +112,6 @@ where
     Ok(())
 }
 
-
 pub async fn annotation_pagination_handler<T, Fut>(
     cq: CallbackQuery,
     bot: CacheMe<Throttle<Bot>>,
@@ -144,15 +146,10 @@ where
     };
     let current_text = chunked_text.get(page_index - 1).unwrap();
 
-    let keyboard = generic_get_pagination_keyboard(
+    let keyboard =
-        page,
+        generic_get_pagination_keyboard(page, chunked_text.len().try_into()?, callback_data, false);
-        chunked_text.len().try_into()?,
-        callback_data,
-        false,
-    );
 
-    bot
+    bot.edit_message_text(message.chat.id, message.id, current_text)
-        .edit_message_text(message.chat.id, message.id, current_text)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -160,7 +157,6 @@ where
     Ok(())
 }
 
-
 pub fn get_annotations_handler() -> crate::bots::BotHandler {
     dptree::entry()
         .branch(

src/bots/approved_bot/modules/book/callback_data.rs

@@ -2,8 +2,9 @@ use std::str::FromStr;
 
 use regex::Regex;
 
-use crate::bots::approved_bot::modules::utils::{pagination::GetPaginationCallbackData, errors::CallbackQueryParseError};
+use crate::bots::approved_bot::modules::utils::{
-
+    errors::CallbackQueryParseError, pagination::GetPaginationCallbackData,
+};
 
 #[derive(Clone)]
 pub enum BookCallbackData {
@@ -20,18 +21,20 @@ impl FromStr for BookCallbackData {
             .unwrap_or_else(|_| panic!("Broken BookCallbackData regex pattern!"))
             .captures(s)
             .ok_or(CallbackQueryParseError)
-            .map(|caps| (
+            .map(|caps| {
+                (
                     caps["an_type"].to_string(),
                     caps["id"].parse::<u32>().unwrap(),
-                caps["page"].parse::<u32>().unwrap()
+                    caps["page"].parse::<u32>().unwrap(),
-            ))
+                )
-            .map(|(annotation_type, id, page)|
+            })
-                match annotation_type.as_str() {
+            .map(
+                |(annotation_type, id, page)| match annotation_type.as_str() {
                     "a" => Ok(BookCallbackData::Author { id, page }),
                     "t" => Ok(BookCallbackData::Translator { id, page }),
                     "s" => Ok(BookCallbackData::Sequence { id, page }),
                     _ => panic!("Unknown BookCallbackData type: {}!", annotation_type),
-                }
+                },
             )?
     }
 }

src/bots/approved_bot/modules/book/commands.rs

@@ -1,7 +1,8 @@
 use regex::Regex;
 
-use crate::bots::approved_bot::modules::utils::{filter_command::CommandParse, errors::CommandParseError};
+use crate::bots::approved_bot::modules::utils::{
-
+    errors::CommandParseError, filter_command::CommandParse,
+};
 
 #[derive(Clone)]
 pub enum BookCommand {
@@ -16,17 +17,12 @@ impl CommandParse<Self> for BookCommand {
             .unwrap_or_else(|_| panic!("Broken BookCommand regexp!"))
             .captures(&s.replace(&format!("@{bot_name}"), ""))
             .ok_or(CommandParseError)
-            .map(|caps| (
+            .map(|caps| (caps["an_type"].to_string(), caps["id"].parse().unwrap()))
-                caps["an_type"].to_string(),
+            .map(|(annotation_type, id)| match annotation_type.as_str() {
-                caps["id"].parse().unwrap()
-            ))
-            .map(|(annotation_type, id)| {
-                match annotation_type.as_str() {
                 "a" => Ok(BookCommand::Author { id }),
                 "t" => Ok(BookCommand::Translator { id }),
                 "s" => Ok(BookCommand::Sequence { id }),
                 _ => panic!("Unknown BookCommand type: {}!", annotation_type),
-                }
             })?
     }
 }

src/bots/approved_bot/modules/book/mod.rs

@@ -1,18 +1,24 @@
-pub mod commands;
 pub mod callback_data;
+pub mod commands;
 
 use core::fmt::Debug;
 
 use smartstring::alias::String as SmartString;
 
 use smallvec::SmallVec;
-use teloxide::{dispatching::UpdateFilterExt, dptree, prelude::*, adaptors::{Throttle, CacheMe}};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    dispatching::UpdateFilterExt,
+    dptree,
+    prelude::*,
+};
 use tracing::log;
 
 use crate::bots::approved_bot::{
     services::{
         book_library::{
-            formatters::{Format, FormatTitle}, get_author_books, get_sequence_books, get_translator_books,
+            formatters::{Format, FormatTitle},
+            get_author_books, get_sequence_books, get_translator_books,
             types::Page,
         },
         user_settings::get_user_or_default_lang_codes,
@@ -20,11 +26,10 @@ use crate::bots::approved_bot::{
     tools::filter_callback_query,
 };
 
-use self::{commands::BookCommand, callback_data::BookCallbackData};
+use self::{callback_data::BookCallbackData, commands::BookCommand};
 
 use super::utils::{filter_command::filter_command, pagination::generic_get_pagination_keyboard};
 
-
 async fn send_book_handler<T, P, Fut>(
     message: Message,
     bot: CacheMe<Throttle<Bot>>,
@@ -64,8 +69,7 @@ where
     let items_page = match books_getter(id, 1, allowed_langs.clone()).await {
         Ok(v) => v,
         Err(err) => {
-            bot
+            bot.send_message(chat_id, "Ошибка! Попробуйте позже :(")
-                .send_message(chat_id, "Ошибка! Попробуйте позже :(")
                 .send()
                 .await?;
             return Err(err);
@@ -73,7 +77,9 @@ where
     };
 
     if items_page.pages == 0 {
-        bot.send_message(chat_id, "Книги не найдены!").send().await?;
+        bot.send_message(chat_id, "Книги не найдены!")
+            .send()
+            .await?;
         return Ok(());
     };
 
@@ -87,8 +93,7 @@ where
 
     let keyboard = generic_get_pagination_keyboard(1, items_page.pages, callback_data, true);
 
-    bot
+    bot.send_message(chat_id, formatted_page)
-        .send_message(chat_id, formatted_page)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -120,9 +125,11 @@ where
     let (chat_id, message_id) = match (chat_id, message_id) {
         (Some(chat_id), Some(message_id)) => (chat_id, message_id),
         (Some(chat_id), None) => {
-            bot.send_message(chat_id, "Повторите поиск сначала").send().await?;
+            bot.send_message(chat_id, "Повторите поиск сначала")
+                .send()
+                .await?;
             return Ok(());
-        },
+        }
         _ => {
             return Ok(());
         }
@@ -146,7 +153,9 @@ where
     };
 
     if items_page.pages == 0 {
-        bot.send_message(chat_id, "Книги не найдены!").send().await?;
+        bot.send_message(chat_id, "Книги не найдены!")
+            .send()
+            .await?;
         return Ok(());
     };
 
@@ -154,8 +163,7 @@ where
         items_page = match books_getter(id, items_page.pages, allowed_langs.clone()).await {
             Ok(v) => v,
             Err(err) => {
-                bot
+                bot.send_message(chat_id, "Ошибка! Попробуйте позже :(")
-                    .send_message(chat_id, "Ошибка! Попробуйте позже :(")
                     .send()
                     .await?;
 
@@ -168,8 +176,7 @@ where
 
     let keyboard = generic_get_pagination_keyboard(page, items_page.pages, callback_data, true);
 
-    bot
+    bot.edit_message_text(chat_id, message_id, formatted_page)
-        .edit_message_text(chat_id, message_id, formatted_page)
         .reply_markup(keyboard)
         .send()
         .await?;

src/bots/approved_bot/modules/download/callback_data.rs

@@ -5,7 +5,6 @@ use strum_macros::EnumIter;
 
 use crate::bots::approved_bot::modules::utils::errors::CommandParseError;
 
-
 #[derive(Clone, EnumIter)]
 pub enum DownloadQueryData {
     DownloadData { book_id: u32, file_type: String },
@@ -29,13 +28,13 @@ impl FromStr for DownloadQueryData {
             .unwrap_or_else(|_| panic!("Broken DownloadQueryData regexp!"))
             .captures(s)
             .ok_or(CommandParseError)
-            .map(|caps| (
+            .map(|caps| {
+                (
                     caps["book_id"].parse().unwrap(),
-                caps["file_type"].to_string()
+                    caps["file_type"].to_string(),
-            ))
+                )
-            .map(|(book_id, file_type)| {
-                DownloadQueryData::DownloadData { book_id, file_type }
             })
+            .map(|(book_id, file_type)| DownloadQueryData::DownloadData { book_id, file_type })
     }
 }
 
@@ -43,15 +42,19 @@ impl FromStr for DownloadQueryData {
 pub enum DownloadArchiveQueryData {
     Sequence { id: u32, file_type: String },
     Author { id: u32, file_type: String },
-    Translator { id: u32, file_type: String }
+    Translator { id: u32, file_type: String },
 }
 
 impl ToString for DownloadArchiveQueryData {
     fn to_string(&self) -> String {
         match self {
-            DownloadArchiveQueryData::Sequence { id, file_type } => format!("da_s_{id}_{file_type}"),
+            DownloadArchiveQueryData::Sequence { id, file_type } => {
+                format!("da_s_{id}_{file_type}")
+            }
             DownloadArchiveQueryData::Author { id, file_type } => format!("da_a_{id}_{file_type}"),
-            DownloadArchiveQueryData::Translator { id, file_type } => format!("da_t_{id}_{file_type}"),
+            DownloadArchiveQueryData::Translator { id, file_type } => {
+                format!("da_t_{id}_{file_type}")
+            }
         }
     }
 }
@@ -71,20 +74,18 @@ impl FromStr for DownloadArchiveQueryData {
         let id: u32 = caps["id"].parse().unwrap();
         let file_type: String = caps["file_type"].to_string();
 
-        Ok(
+        Ok(match caps["obj_type"].to_string().as_str() {
-            match caps["obj_type"].to_string().as_str() {
             "s" => DownloadArchiveQueryData::Sequence { id, file_type },
             "a" => DownloadArchiveQueryData::Author { id, file_type },
             "t" => DownloadArchiveQueryData::Translator { id, file_type },
-                _ => return Err(strum::ParseError::VariantNotFound)
+            _ => return Err(strum::ParseError::VariantNotFound),
-            }
+        })
-        )
     }
 }
 
 #[derive(Clone)]
 pub struct CheckArchiveStatus {
-    pub task_id: String
+    pub task_id: String,
 }
 
 impl ToString for CheckArchiveStatus {

src/bots/approved_bot/modules/download/commands.rs

@@ -1,8 +1,9 @@
 use regex::Regex;
 use strum_macros::EnumIter;
 
-use crate::bots::approved_bot::modules::utils::{filter_command::CommandParse, errors::CommandParseError};
+use crate::bots::approved_bot::modules::utils::{
-
+    errors::CommandParseError, filter_command::CommandParse,
+};
 
 #[derive(Clone)]
 pub struct StartDownloadCommand {
@@ -39,7 +40,7 @@ impl CommandParse<Self> for StartDownloadCommand {
 pub enum DownloadArchiveCommand {
     Sequence { id: u32 },
     Author { id: u32 },
-    Translator { id: u32 }
+    Translator { id: u32 },
 }
 
 impl ToString for DownloadArchiveCommand {
@@ -71,7 +72,7 @@ impl CommandParse<Self> for DownloadArchiveCommand {
             "s" => Ok(DownloadArchiveCommand::Sequence { id: obj_id }),
             "a" => Ok(DownloadArchiveCommand::Author { id: obj_id }),
             "t" => Ok(DownloadArchiveCommand::Translator { id: obj_id }),
-            _ => Err(CommandParseError)
+            _ => Err(CommandParseError),
         }
     }
 }

src/bots/approved_bot/modules/download/mod.rs

@@ -1,12 +1,11 @@
-pub mod commands;
 pub mod callback_data;
+pub mod commands;
 
 use std::time::Duration;
 
 use chrono::Utc;
 use futures::TryStreamExt;
 
-
 use teloxide::{
     adaptors::{CacheMe, Throttle},
     dispatching::UpdateFilterExt,
@@ -21,42 +20,46 @@ use tracing::log;
 use crate::{
     bots::{
         approved_bot::{
+            modules::download::callback_data::DownloadArchiveQueryData,
             services::{
+                batch_downloader::{create_task, get_task, Task, TaskStatus},
+                batch_downloader::{CreateTaskData, TaskObjectType},
                 book_cache::{
-                    download_file, get_cached_message,
+                    download_file, download_file_by_link, get_cached_message, get_download_link,
-                    types::{CachedMessage, DownloadFile}, download_file_by_link, get_download_link,
+                    types::{CachedMessage, DownloadFile},
                 },
-                book_library::{get_book, get_author_books_available_types, get_translator_books_available_types, get_sequence_books_available_types},
+                book_library::{
-                donation_notifications::send_donation_notification, user_settings::get_user_or_default_lang_codes, batch_downloader::{TaskObjectType, CreateTaskData},
+                    get_author_books_available_types, get_book, get_sequence_books_available_types,
-                batch_downloader::{create_task, get_task, TaskStatus, Task}
+                    get_translator_books_available_types,
-
                 },
-            tools::filter_callback_query, modules::download::callback_data::DownloadArchiveQueryData,
+                donation_notifications::send_donation_notification,
+                user_settings::get_user_or_default_lang_codes,
+            },
+            tools::filter_callback_query,
         },
         BotHandlerInternal,
     },
     bots_manager::BotCache,
 };
 
-use self::{callback_data::{CheckArchiveStatus, DownloadQueryData}, commands::{StartDownloadCommand, DownloadArchiveCommand}};
+use self::{
+    callback_data::{CheckArchiveStatus, DownloadQueryData},
+    commands::{DownloadArchiveCommand, StartDownloadCommand},
+};
 
 use super::utils::filter_command::filter_command;
 
-
 fn get_check_keyboard(task_id: String) -> InlineKeyboardMarkup {
     InlineKeyboardMarkup {
-        inline_keyboard: vec![
+        inline_keyboard: vec![vec![InlineKeyboardButton {
-            vec![InlineKeyboardButton {
             kind: teloxide::types::InlineKeyboardButtonKind::CallbackData(
                 (CheckArchiveStatus { task_id }).to_string(),
             ),
             text: String::from("Обновить статус"),
-            }],
+        }]],
-        ],
     }
 }
 
-
 async fn _send_cached(
     message: &Message,
     bot: &CacheMe<Throttle<Bot>>,
@@ -94,8 +97,7 @@ async fn send_cached_message(
         }
     };
 
-    send_with_download_from_channel(message, bot, download_data, need_delete_message)
+    send_with_download_from_channel(message, bot, download_data, need_delete_message).await?;
-        .await?;
 
     Ok(())
 }
@@ -137,7 +139,10 @@ async fn send_with_download_from_channel(
 ) -> BotHandlerInternal {
     match download_file(&download_data).await {
         Ok(v) => {
-            if _send_downloaded_file(&message, bot.clone(), v).await.is_err() {
+            if _send_downloaded_file(&message, bot.clone(), v)
+                .await
+                .is_err()
+            {
                 send_download_link(message.clone(), bot.clone(), download_data).await?;
                 return Ok(());
             };
@@ -147,7 +152,7 @@ async fn send_with_download_from_channel(
             }
 
             Ok(())
-        },
+        }
         Err(err) => Err(err),
     }
 }
@@ -162,18 +167,17 @@ async fn send_download_link(
         Err(err) => {
             log::error!("{:?}", err);
             return Err(err);
-        },
+        }
     };
 
-    bot
+    bot.edit_message_text(
-        .edit_message_text(
         message.chat.id,
         message.id,
         format!(
             "Файл не может быть загружен в чат! \n \
                 Вы можете скачать его <a href=\"{}\">по ссылке</a> (работает 3 часа)",
             link_data.link
-            )
+        ),
     )
     .parse_mode(ParseMode::Html)
     .reply_markup(InlineKeyboardMarkup {
@@ -193,22 +197,10 @@ async fn download_handler(
 ) -> BotHandlerInternal {
     match cache {
         BotCache::Original => {
-            send_cached_message(
+            send_cached_message(message, bot, download_data, need_delete_message).await
-                message,
-                bot,
-                download_data,
-                need_delete_message,
-            )
-            .await
         }
         BotCache::NoCache => {
-            send_with_download_from_channel(
+            send_with_download_from_channel(message, bot, download_data, need_delete_message).await
-                message,
-                bot,
-                download_data,
-                need_delete_message,
-            )
-            .await
         }
     }
 }
@@ -235,9 +227,7 @@ async fn get_download_keyboard_handler(
             .into_iter()
             .map(|item| -> Vec<InlineKeyboardButton> {
                 vec![InlineKeyboardButton {
-                    text: {
+                    text: { format!("📥 {item}") },
-                        format!("📥 {item}")
-                    },
                     kind: InlineKeyboardButtonKind::CallbackData(
                         (DownloadQueryData::DownloadData {
                             book_id: book.id,
@@ -264,14 +254,18 @@ async fn get_download_archive_keyboard_handler(
     bot: CacheMe<Throttle<Bot>>,
     command: DownloadArchiveCommand,
 ) -> BotHandlerInternal {
-    let allowed_langs = get_user_or_default_lang_codes(
+    let allowed_langs = get_user_or_default_lang_codes(message.from().unwrap().id).await;
-        message.from().unwrap().id,
-    ).await;
 
     let available_types = match command {
-        DownloadArchiveCommand::Sequence { id } => get_sequence_books_available_types(id, allowed_langs).await,
+        DownloadArchiveCommand::Sequence { id } => {
-        DownloadArchiveCommand::Author { id } => get_author_books_available_types(id, allowed_langs).await,
+            get_sequence_books_available_types(id, allowed_langs).await
-        DownloadArchiveCommand::Translator { id } => get_translator_books_available_types(id, allowed_langs).await,
+        }
+        DownloadArchiveCommand::Author { id } => {
+            get_author_books_available_types(id, allowed_langs).await
+        }
+        DownloadArchiveCommand::Translator { id } => {
+            get_translator_books_available_types(id, allowed_langs).await
+        }
     };
 
     let available_types = match available_types {
@@ -280,31 +274,39 @@ async fn get_download_archive_keyboard_handler(
     };
 
     let keyboard = InlineKeyboardMarkup {
-        inline_keyboard:
+        inline_keyboard: available_types
-            available_types.iter()
+            .iter()
             .filter(|file_type| !file_type.contains("zip"))
             .map(|file_type| {
                 let callback_data: String = match command {
                     DownloadArchiveCommand::Sequence { id } => DownloadArchiveQueryData::Sequence {
-                        id, file_type: file_type.to_string()
+                        id,
-                    }.to_string(),
+                        file_type: file_type.to_string(),
+                    }
+                    .to_string(),
                     DownloadArchiveCommand::Author { id } => DownloadArchiveQueryData::Author {
-                        id, file_type: file_type.to_string()
+                        id,
-                    }.to_string(),
+                        file_type: file_type.to_string(),
-                    DownloadArchiveCommand::Translator { id } => DownloadArchiveQueryData::Translator {
+                    }
-                        id, file_type: file_type.to_string()
+                    .to_string(),
-                    }.to_string(),
+                    DownloadArchiveCommand::Translator { id } => {
+                        DownloadArchiveQueryData::Translator {
+                            id,
+                            file_type: file_type.to_string(),
+                        }
+                        .to_string()
+                    }
                 };
 
                 vec![InlineKeyboardButton {
                     text: file_type.to_string(),
-                    kind: InlineKeyboardButtonKind::CallbackData(callback_data)
+                    kind: InlineKeyboardButtonKind::CallbackData(callback_data),
                 }]
-            }).collect()
+            })
+            .collect(),
     };
 
-    bot
+    bot.send_message(message.chat.id, "Выбери формат:")
-        .send_message(message.chat.id, "Выбери формат:")
         .reply_markup(keyboard)
         .reply_to_message_id(message.id)
         .await?;
@@ -327,15 +329,14 @@ async fn send_archive_link(
     message: Message,
     task: Task,
 ) -> BotHandlerInternal {
-    bot
+    bot.edit_message_text(
-        .edit_message_text(
         message.chat.id,
         message.id,
         format!(
             "Файл не может быть загружен в чат! \n \
                     Вы можете скачать его <a href=\"{}\">по ссылке</a> (работает 3 часа)",
             task.result_link.unwrap()
-            )
+        ),
     )
     .parse_mode(ParseMode::Html)
     .reply_markup(InlineKeyboardMarkup {
@@ -362,7 +363,7 @@ async fn wait_archive(
                 send_error_message(bot, message.chat.id, message.id).await;
                 log::error!("{:?}", err);
                 return Err(err);
-            },
+            }
         };
 
         if task.status != TaskStatus::InProgress {
@@ -371,14 +372,13 @@ async fn wait_archive(
 
         let now = Utc::now().format("%H:%M:%S UTC").to_string();
 
-        bot
+        bot.edit_message_text(
-            .edit_message_text(
             message.chat.id,
             message.id,
             format!(
                 "Статус: \n ⏳ {} \n\nОбновлено в {now}",
                 task.status_description
-                )
+            ),
         )
         .reply_markup(get_check_keyboard(task.id))
         .send()
@@ -394,53 +394,52 @@ async fn wait_archive(
 
     if content_size > 20 * 1024 * 1024 {
         send_archive_link(bot.clone(), message.clone(), task.clone()).await?;
-        return Ok(())
+        return Ok(());
     }
 
     let downloaded_data = match download_file_by_link(
         task.clone().result_filename.unwrap(),
-        task.result_link.clone().unwrap()
+        task.result_link.clone().unwrap(),
-    ).await {
+    )
+    .await
+    {
         Ok(v) => v,
         Err(err) => {
             send_error_message(bot, message.chat.id, message.id).await;
             log::error!("{:?}", err);
             return Err(err);
-        },
+        }
     };
 
-    match _send_downloaded_file(
+    match _send_downloaded_file(&message, bot.clone(), downloaded_data).await {
-        &message,
-        bot.clone(),
-        downloaded_data,
-    ).await {
         Ok(_) => (),
         Err(_) => {
             send_archive_link(bot.clone(), message.clone(), task).await?;
-        },
+        }
     }
 
-    bot
+    bot.delete_message(message.chat.id, message.id).await?;
-        .delete_message(message.chat.id, message.id)
-        .await?;
 
     Ok(())
 }
 
-
 async fn download_archive(
     cq: CallbackQuery,
     download_archive_query_data: DownloadArchiveQueryData,
     bot: CacheMe<Throttle<Bot>>,
 ) -> BotHandlerInternal {
-    let allowed_langs = get_user_or_default_lang_codes(
+    let allowed_langs = get_user_or_default_lang_codes(cq.from.id).await;
-        cq.from.id,
-    ).await;
 
     let (id, file_type, task_type) = match download_archive_query_data {
-        DownloadArchiveQueryData::Sequence { id, file_type } => (id, file_type, TaskObjectType::Sequence),
+        DownloadArchiveQueryData::Sequence { id, file_type } => {
-        DownloadArchiveQueryData::Author { id, file_type } => (id, file_type, TaskObjectType::Author),
+            (id, file_type, TaskObjectType::Sequence)
-        DownloadArchiveQueryData::Translator { id, file_type } => (id, file_type, TaskObjectType::Translator),
+        }
+        DownloadArchiveQueryData::Author { id, file_type } => {
+            (id, file_type, TaskObjectType::Author)
+        }
+        DownloadArchiveQueryData::Translator { id, file_type } => {
+            (id, file_type, TaskObjectType::Translator)
+        }
     };
 
     let message = cq.message.unwrap();
@@ -450,7 +449,8 @@ async fn download_archive(
         object_type: task_type,
         file_format: file_type,
         allowed_langs,
-    }).await;
+    })
+    .await;
 
     let task = match task {
         Ok(v) => v,
@@ -458,11 +458,10 @@ async fn download_archive(
             send_error_message(bot, message.chat.id, message.id).await;
             log::error!("{:?}", err);
             return Err(err);
-        },
+        }
     };
 
-    bot
+    bot.edit_message_text(message.chat.id, message.id, "⏳ Подготовка архива...")
-        .edit_message_text(message.chat.id, message.id, "⏳ Подготовка архива...")
         .reply_markup(get_check_keyboard(task.id.clone()))
         .send()
         .await?;

src/bots/approved_bot/modules/help/commands.rs

@@ -1,6 +1,5 @@
 use teloxide::utils::command::BotCommands;
 
-
 #[derive(BotCommands, Clone)]
 #[command(rename_rule = "lowercase")]
 pub enum HelpCommand {

src/bots/approved_bot/modules/help/mod.rs

@@ -2,11 +2,14 @@ pub mod commands;
 
 use crate::bots::BotHandlerInternal;
 
-use teloxide::{prelude::*, types::ParseMode, adaptors::{Throttle, CacheMe}};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    prelude::*,
+    types::ParseMode,
+};
 
 use self::commands::HelpCommand;
 
-
 pub async fn help_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> BotHandlerInternal {
     let name = message
         .from()

src/bots/approved_bot/modules/random/callback_data.rs

@@ -1,5 +1,4 @@
-use strum_macros::{EnumIter, Display};
+use strum_macros::{Display, EnumIter};
-
 
 #[derive(Clone, Display, EnumIter)]
 #[strum(serialize_all = "snake_case")]

src/bots/approved_bot/modules/random/mod.rs

@@ -1,29 +1,32 @@
-pub mod commands;
 pub mod callback_data;
+pub mod commands;
 
-use smartstring::alias::String as SmartString;
 use smallvec::SmallVec;
+use smartstring::alias::String as SmartString;
 use teloxide::{
+    adaptors::{CacheMe, Throttle},
     prelude::*,
     types::{InlineKeyboardButton, InlineKeyboardMarkup},
-    adaptors::{Throttle, CacheMe},
 };
 
 use crate::bots::{
     approved_bot::{
+        modules::random::callback_data::RandomCallbackData,
         services::{
             book_library::{self, formatters::Format},
             user_settings::get_user_or_default_lang_codes,
         },
-        tools::filter_callback_query, modules::random::callback_data::RandomCallbackData,
+        tools::filter_callback_query,
     },
     BotHandlerInternal,
 };
 
 use self::commands::RandomCommand;
 
-
+async fn random_handler(
-async fn random_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> crate::bots::BotHandlerInternal {
+    message: Message,
+    bot: CacheMe<Throttle<Bot>>,
+) -> crate::bots::BotHandlerInternal {
     const MESSAGE_TEXT: &str = "Что хотим получить?";
 
     let keyboard = InlineKeyboardMarkup {
@@ -55,8 +58,7 @@ async fn random_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> crate:
         ],
     };
 
-    bot
+    bot.send_message(message.chat.id, MESSAGE_TEXT)
-        .send_message(message.chat.id, MESSAGE_TEXT)
         .reply_to_message_id(message.id)
         .reply_markup(keyboard)
         .send()
@@ -76,12 +78,11 @@ where
     let item = match item {
         Ok(v) => v,
         Err(err) => {
-            bot
+            bot.send_message(cq.from.id, "Ошибка! Попробуйте позже :(")
-                .send_message(cq.from.id, "Ошибка! Попробуйте позже :(")
                 .send()
                 .await?;
             return Err(err);
-        },
+        }
     };
 
     let item_message = item.format(4096).result;
@@ -89,9 +90,7 @@ where
     bot.send_message(cq.from.id, item_message)
         .reply_markup(InlineKeyboardMarkup {
             inline_keyboard: vec![vec![InlineKeyboardButton {
-                kind: teloxide::types::InlineKeyboardButtonKind::CallbackData(
+                kind: teloxide::types::InlineKeyboardButtonKind::CallbackData(cq.data.unwrap()),
-                    cq.data.unwrap(),
-                ),
                 text: String::from("Повторить?"),
             }]],
         })
@@ -107,7 +106,7 @@ where
                 .send()
                 .await?;
             Ok(())
-        },
+        }
         None => Ok(()),
     }
 }
@@ -128,18 +127,20 @@ where
     get_random_item_handler_internal(cq, bot, item).await
 }
 
-async fn get_genre_metas_handler(cq: CallbackQuery, bot: CacheMe<Throttle<Bot>>) -> BotHandlerInternal {
+async fn get_genre_metas_handler(
+    cq: CallbackQuery,
+    bot: CacheMe<Throttle<Bot>>,
+) -> BotHandlerInternal {
     let genre_metas = book_library::get_genre_metas().await?;
 
     let message = match cq.message {
         Some(v) => v,
         None => {
-            bot
+            bot.send_message(cq.from.id, "Ошибка! Начните заново :(")
-            .send_message(cq.from.id, "Ошибка! Начните заново :(")
                 .send()
                 .await?;
             return Ok(());
-        },
+        }
     };
 
     let keyboard = InlineKeyboardMarkup {
@@ -160,8 +161,7 @@ async fn get_genre_metas_handler(cq: CallbackQuery, bot: CacheMe<Throttle<Bot>>)
             .collect(),
     };
 
-    bot
+    bot.edit_message_reply_markup(message.chat.id, message.id)
-        .edit_message_reply_markup(message.chat.id, message.id)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -179,8 +179,7 @@ async fn get_genres_by_meta_handler(
     let meta = match genre_metas.get(genre_index as usize) {
         Some(v) => v,
         None => {
-            bot
+            bot.send_message(cq.from.id, "Ошибка! Попробуйте позже :(")
-                .send_message(cq.from.id, "Ошибка! Попробуйте позже :(")
                 .send()
                 .await?;
 
@@ -188,7 +187,8 @@ async fn get_genres_by_meta_handler(
         }
     };
 
-    let mut buttons: Vec<Vec<InlineKeyboardButton>> = book_library::get_genres(meta.into()).await?
+    let mut buttons: Vec<Vec<InlineKeyboardButton>> = book_library::get_genres(meta.into())
+        .await?
         .items
         .into_iter()
         .map(|genre| {
@@ -217,8 +217,7 @@ async fn get_genres_by_meta_handler(
     let message = match cq.message {
         Some(message) => message,
         None => {
-            bot
+            bot.send_message(cq.from.id, "Ошибка! Начните заново :(")
-                .send_message(cq.from.id, "Ошибка! Начните заново :(")
                 .send()
                 .await?;
 
@@ -226,8 +225,7 @@ async fn get_genres_by_meta_handler(
         }
     };
 
-    bot
+    bot.edit_message_reply_markup(message.chat.id, message.id)
-        .edit_message_reply_markup(message.chat.id, message.id)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -249,30 +247,46 @@ async fn get_random_book_by_genre(
 
 pub fn get_random_handler() -> crate::bots::BotHandler {
     dptree::entry()
-        .branch(
+        .branch(Update::filter_message().branch(
-            Update::filter_message()
+            dptree::entry().filter_command::<RandomCommand>().endpoint(
-                .branch(
+                |message, command, bot| async {
-                    dptree::entry()
-                        .filter_command::<RandomCommand>()
-                        .endpoint(|message, command, bot| async {
                     match command {
                         RandomCommand::Random => random_handler(message, bot).await,
                     }
-                        })
+                },
-                )
+            ),
-        )
+        ))
         .branch(
             Update::filter_callback_query()
                 .chain(filter_callback_query::<RandomCallbackData>())
-                .endpoint(|cq: CallbackQuery, callback_data: RandomCallbackData, bot: CacheMe<Throttle<Bot>>| async move {
+                .endpoint(
+                    |cq: CallbackQuery,
+                     callback_data: RandomCallbackData,
+                     bot: CacheMe<Throttle<Bot>>| async move {
                         match callback_data {
-                        RandomCallbackData::RandomBook => get_random_item_handler(cq, bot, book_library::get_random_book).await,
+                            RandomCallbackData::RandomBook => {
-                        RandomCallbackData::RandomAuthor => get_random_item_handler(cq, bot, book_library::get_random_author).await,
+                                get_random_item_handler(cq, bot, book_library::get_random_book)
-                        RandomCallbackData::RandomSequence => get_random_item_handler(cq, bot, book_library::get_random_sequence).await,
+                                    .await
-                        RandomCallbackData::RandomBookByGenreRequest => get_genre_metas_handler(cq, bot).await,
-                        RandomCallbackData::Genres { index } => get_genres_by_meta_handler(cq, bot, index).await,
-                        RandomCallbackData::RandomBookByGenre { id } => get_random_book_by_genre(cq, bot, id).await,
                             }
-                })
+                            RandomCallbackData::RandomAuthor => {
+                                get_random_item_handler(cq, bot, book_library::get_random_author)
+                                    .await
+                            }
+                            RandomCallbackData::RandomSequence => {
+                                get_random_item_handler(cq, bot, book_library::get_random_sequence)
+                                    .await
+                            }
+                            RandomCallbackData::RandomBookByGenreRequest => {
+                                get_genre_metas_handler(cq, bot).await
+                            }
+                            RandomCallbackData::Genres { index } => {
+                                get_genres_by_meta_handler(cq, bot, index).await
+                            }
+                            RandomCallbackData::RandomBookByGenre { id } => {
+                                get_random_book_by_genre(cq, bot, id).await
+                            }
+                        }
+                    },
+                ),
         )
 }

src/bots/approved_bot/modules/search/callback_data.rs

@@ -5,7 +5,6 @@ use strum_macros::EnumIter;
 
 use crate::bots::approved_bot::modules::utils::pagination::GetPaginationCallbackData;
 
-
 #[derive(Clone, EnumIter)]
 pub enum SearchCallbackData {
     Book { page: u32 },
@@ -56,12 +55,8 @@ impl FromStr for SearchCallbackData {
 impl GetPaginationCallbackData for SearchCallbackData {
     fn get_pagination_callback_data(&self, target_page: u32) -> String {
         match self {
-            SearchCallbackData::Book { .. } => {
+            SearchCallbackData::Book { .. } => SearchCallbackData::Book { page: target_page },
-                SearchCallbackData::Book { page: target_page }
+            SearchCallbackData::Authors { .. } => SearchCallbackData::Authors { page: target_page },
-            }
-            SearchCallbackData::Authors { .. } => {
-                SearchCallbackData::Authors { page: target_page }
-            }
             SearchCallbackData::Sequences { .. } => {
                 SearchCallbackData::Sequences { page: target_page }
             }

src/bots/approved_bot/modules/search/mod.rs

@@ -6,15 +6,18 @@ use smartstring::alias::String as SmartString;
 
 use smallvec::SmallVec;
 use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    dispatching::dialogue::GetChatId,
     prelude::*,
-    types::{InlineKeyboardButton, InlineKeyboardMarkup}, dispatching::dialogue::GetChatId, adaptors::{Throttle, CacheMe},
+    types::{InlineKeyboardButton, InlineKeyboardMarkup},
 };
 
 use crate::bots::{
     approved_bot::{
         services::{
             book_library::{
-                formatters::{Format, FormatTitle}, search_author, search_book, search_sequence, search_translator,
+                formatters::{Format, FormatTitle},
+                search_author, search_book, search_sequence, search_translator,
                 types::Page,
             },
             user_settings::get_user_or_default_lang_codes,
@@ -28,7 +31,6 @@ use self::{callback_data::SearchCallbackData, utils::get_query};
 
 use super::utils::pagination::generic_get_pagination_keyboard;
 
-
 async fn generic_search_pagination_handler<T, P, Fut>(
     cq: CallbackQuery,
     bot: CacheMe<Throttle<Bot>>,
@@ -46,11 +48,11 @@ where
     let query = get_query(cq);
 
     let (chat_id, query, message_id) = match (chat_id, query, message_id) {
-        (Some(chat_id), Some(query), Some(message_id)) => {
+        (Some(chat_id), Some(query), Some(message_id)) => (chat_id, query, message_id),
-            (chat_id, query, message_id)
-        }
         (Some(chat_id), _, _) => {
-            bot.send_message(chat_id, "Повторите поиск сначала").send().await?;
+            bot.send_message(chat_id, "Повторите поиск сначала")
+                .send()
+                .await?;
             return Ok(());
         }
         _ => {
@@ -70,8 +72,7 @@ where
     let mut items_page = match items_getter(query.clone(), page, allowed_langs.clone()).await {
         Ok(v) => v,
         Err(err) => {
-            bot
+            bot.send_message(chat_id, "Ошибка! Попробуйте позже :(")
-                .send_message(chat_id, "Ошибка! Попробуйте позже :(")
                 .send()
                 .await?;
 
@@ -92,17 +93,11 @@ where
     };
 
     if page > items_page.pages {
-        items_page = match items_getter(
+        items_page =
-            query.clone(),
+            match items_getter(query.clone(), items_page.pages, allowed_langs.clone()).await {
-            items_page.pages,
-            allowed_langs.clone(),
-        )
-        .await
-        {
                 Ok(v) => v,
                 Err(err) => {
-                bot
+                    bot.send_message(chat_id, "Ошибка! Попробуйте позже :(")
-                    .send_message(chat_id, "Ошибка! Попробуйте позже :(")
                         .send()
                         .await?;
 
@@ -115,8 +110,7 @@ where
 
     let keyboard = generic_get_pagination_keyboard(page, items_page.pages, search_data, true);
 
-    bot
+    bot.edit_message_text(chat_id, message_id, formated_page)
-        .edit_message_text(chat_id, message_id, formated_page)
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -156,8 +150,7 @@ pub async fn message_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> B
         ],
     };
 
-    bot
+    bot.send_message(message.chat.id, message_text)
-        .send_message(message.chat.id, message_text)
         .reply_to_message_id(message.id)
         .reply_markup(keyboard)
         .send()
@@ -167,19 +160,57 @@ pub async fn message_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> B
 }
 
 pub fn get_search_handler() -> crate::bots::BotHandler {
-    dptree::entry().branch(
+    dptree::entry()
+        .branch(
             Update::filter_message()
                 .endpoint(|message, bot| async move { message_handler(message, bot).await }),
-    ).branch(
+        )
+        .branch(
             Update::filter_callback_query()
                 .chain(filter_callback_query::<SearchCallbackData>())
-            .endpoint(|cq: CallbackQuery, callback_data: SearchCallbackData, bot: CacheMe<Throttle<Bot>>| async move {
+                .endpoint(
+                    |cq: CallbackQuery,
+                     callback_data: SearchCallbackData,
+                     bot: CacheMe<Throttle<Bot>>| async move {
                         match callback_data {
-                    SearchCallbackData::Book { .. } => generic_search_pagination_handler(cq, bot, callback_data, search_book).await,
+                            SearchCallbackData::Book { .. } => {
-                    SearchCallbackData::Authors { .. } => generic_search_pagination_handler(cq, bot, callback_data, search_author).await,
+                                generic_search_pagination_handler(
-                    SearchCallbackData::Sequences { .. } => generic_search_pagination_handler(cq, bot, callback_data, search_sequence).await,
+                                    cq,
-                    SearchCallbackData::Translators { .. } => generic_search_pagination_handler(cq, bot, callback_data, search_translator).await,
+                                    bot,
+                                    callback_data,
+                                    search_book,
+                                )
+                                .await
                             }
-            })
+                            SearchCallbackData::Authors { .. } => {
+                                generic_search_pagination_handler(
+                                    cq,
+                                    bot,
+                                    callback_data,
+                                    search_author,
+                                )
+                                .await
+                            }
+                            SearchCallbackData::Sequences { .. } => {
+                                generic_search_pagination_handler(
+                                    cq,
+                                    bot,
+                                    callback_data,
+                                    search_sequence,
+                                )
+                                .await
+                            }
+                            SearchCallbackData::Translators { .. } => {
+                                generic_search_pagination_handler(
+                                    cq,
+                                    bot,
+                                    callback_data,
+                                    search_translator,
+                                )
+                                .await
+                            }
+                        }
+                    },
+                ),
         )
 }

src/bots/approved_bot/modules/search/utils.rs

@@ -1,6 +1,5 @@
 use teloxide::types::CallbackQuery;
 
-
 pub fn get_query(cq: CallbackQuery) -> Option<String> {
     cq.message
         .map(|message| {

src/bots/approved_bot/modules/settings/callback_data.rs

@@ -3,7 +3,6 @@ use std::str::FromStr;
 use regex::Regex;
 use smartstring::alias::String as SmartString;
 
-
 #[derive(Clone)]
 pub enum SettingsCallbackData {
     Settings,

src/bots/approved_bot/modules/settings/commands.rs

@@ -1,6 +1,5 @@
 use teloxide::macros::BotCommands;
 
-
 #[derive(BotCommands, Clone)]
 #[command(rename_rule = "lowercase")]
 pub enum SettingsCommand {

src/bots/approved_bot/modules/settings/mod.rs

@@ -1,5 +1,5 @@
-pub mod commands;
 pub mod callback_data;
+pub mod commands;
 
 use std::collections::HashSet;
 
@@ -16,12 +16,12 @@ use crate::bots::{
 };
 
 use teloxide::{
+    adaptors::{CacheMe, Throttle},
     prelude::*,
-    types::{InlineKeyboardButton, InlineKeyboardMarkup, Me}, adaptors::{Throttle, CacheMe},
+    types::{InlineKeyboardButton, InlineKeyboardMarkup, Me},
 };
 
-use self::{commands::SettingsCommand, callback_data::SettingsCallbackData};
+use self::{callback_data::SettingsCallbackData, commands::SettingsCommand};
-
 
 async fn settings_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> BotHandlerInternal {
     let keyboard = InlineKeyboardMarkup {
@@ -33,8 +33,7 @@ async fn settings_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> BotH
         }]],
     };
 
-    bot
+    bot.send_message(message.chat.id, "Настройки")
-        .send_message(message.chat.id, "Настройки")
         .reply_markup(keyboard)
         .send()
         .await?;
@@ -42,7 +41,10 @@ async fn settings_handler(message: Message, bot: CacheMe<Throttle<Bot>>) -> BotH
     Ok(())
 }
 
-fn get_lang_keyboard(all_langs: Vec<Lang>, allowed_langs: HashSet<SmartString>) -> InlineKeyboardMarkup {
+fn get_lang_keyboard(
+    all_langs: Vec<Lang>,
+    allowed_langs: HashSet<SmartString>,
+) -> InlineKeyboardMarkup {
     let buttons = all_langs
         .into_iter()
         .map(|lang| {
@@ -78,9 +80,11 @@ async fn settings_callback_handler(
     let message = match cq.message {
         Some(v) => v,
         None => {
-            bot.send_message(cq.from.id, "Ошибка! Попробуйте заново(").send().await?;
+            bot.send_message(cq.from.id, "Ошибка! Попробуйте заново(")
+                .send()
+                .await?;
             return Ok(());
-        },
+        }
     };
 
     let user = cq.from;
@@ -103,14 +107,13 @@ async fn settings_callback_handler(
     };
 
     if allowed_langs_set.is_empty() {
-        bot
+        bot.answer_callback_query(cq.id)
-            .answer_callback_query(cq.id)
             .text("Должен быть активен, хотя бы один язык!")
             .show_alert(true)
             .send()
             .await?;
 
-        return Ok(())
+        return Ok(());
     }
 
     if let Err(err) = create_or_update_user_settings(
@@ -121,23 +124,27 @@ async fn settings_callback_handler(
         me.username.clone().unwrap(),
         allowed_langs_set.clone().into_iter().collect(),
     )
-    .await {
+    .await
-        bot.send_message(message.chat.id, "Ошибка! Попробуйте заново(").send().await?;
+    {
+        bot.send_message(message.chat.id, "Ошибка! Попробуйте заново(")
+            .send()
+            .await?;
         return Err(err);
     }
 
     let all_langs = match get_langs().await {
         Ok(v) => v,
         Err(err) => {
-            bot.send_message(message.chat.id, "Ошибка! Попробуйте заново(").send().await?;
+            bot.send_message(message.chat.id, "Ошибка! Попробуйте заново(")
-            return Err(err)
+                .send()
-        },
+                .await?;
+            return Err(err);
+        }
     };
 
     let keyboard = get_lang_keyboard(all_langs, allowed_langs_set);
 
-    bot
+    bot.edit_message_reply_markup(message.chat.id, message.id)
-        .edit_message_reply_markup(message.chat.id, message.id)
         .reply_markup(keyboard)
         .send()
         .await?;

src/bots/approved_bot/modules/support/mod.rs

@@ -1,30 +1,37 @@
 use crate::bots::BotHandlerInternal;
 
 use teloxide::{
+    adaptors::{CacheMe, Throttle},
     prelude::*,
-    utils::command::BotCommands, adaptors::{Throttle, CacheMe},
+    utils::command::BotCommands,
 };
 
 #[derive(BotCommands, Clone)]
 #[command(rename_rule = "lowercase")]
 enum SupportCommand {
     Support,
-    Donate
+    Donate,
 }
 
 pub async fn support_command_handler(
     message: Message,
-    bot: CacheMe<Throttle<Bot>>) -> BotHandlerInternal {
+    bot: CacheMe<Throttle<Bot>>,
-
+) -> BotHandlerInternal {
     let is_bot = message.from().unwrap().is_bot;
 
     let username = if is_bot {
-        &message.reply_to_message().unwrap().from().unwrap().first_name
+        &message
+            .reply_to_message()
+            .unwrap()
+            .from()
+            .unwrap()
+            .first_name
     } else {
         &message.from().unwrap().first_name
     };
 
-    let message_text = format!("
+    let message_text = format!(
+        "
 Привет, {username}!
 
 Этот бот существует благодаря пожертвованиям от наших пользователей.
@@ -50,10 +57,10 @@ Bitcoin - BTC:
 
 The Open Network - TON:
 <pre>UQA4MySrq_60b_VMlR6UEmc_0u-neAUTXdtv8oKr_i6uhQNd</pre>
-");
+"
+    );
 
-    bot
+    bot.send_message(message.chat.id, message_text)
-        .send_message(message.chat.id, message_text)
         .parse_mode(teloxide::types::ParseMode::Html)
         .disable_web_page_preview(true)
         .await?;
@@ -64,7 +71,9 @@ The Open Network - TON:
 pub fn get_support_handler() -> crate::bots::BotHandler {
     dptree::entry().branch(
         Update::filter_message().branch(
-            dptree::entry().filter_command::<SupportCommand>().endpoint(support_command_handler),
+            dptree::entry()
+                .filter_command::<SupportCommand>()
+                .endpoint(support_command_handler),
         ),
     )
 }

src/bots/approved_bot/modules/update_history/callback_data.rs

@@ -6,7 +6,6 @@ use regex::Regex;
 
 use crate::bots::approved_bot::modules::utils::pagination::GetPaginationCallbackData;
 
-
 #[derive(Clone, Copy)]
 pub struct UpdateLogCallbackData {
     pub from: NaiveDate,

src/bots/approved_bot/modules/update_history/commands.rs

@@ -1,6 +1,5 @@
 use teloxide::macros::BotCommands;
 
-
 #[derive(BotCommands, Clone)]
 #[command(rename_rule = "snake_case")]
 pub enum UpdateLogCommand {

src/bots/approved_bot/modules/update_history/mod.rs

@@ -1,5 +1,5 @@
-pub mod commands;
 pub mod callback_data;
+pub mod commands;
 
 use chrono::{prelude::*, Duration};
 
@@ -9,16 +9,15 @@ use crate::bots::{
 };
 
 use teloxide::{
+    adaptors::{CacheMe, Throttle},
     prelude::*,
     types::{InlineKeyboardButton, InlineKeyboardMarkup},
-    adaptors::{Throttle, CacheMe},
 };
 
-use self::{commands::UpdateLogCommand, callback_data::UpdateLogCallbackData};
+use self::{callback_data::UpdateLogCallbackData, commands::UpdateLogCommand};
 
 use super::utils::pagination::generic_get_pagination_keyboard;
 
-
 async fn update_log_command(message: Message, bot: CacheMe<Throttle<Bot>>) -> BotHandlerInternal {
     let now = Utc::now().date_naive();
     let d3 = now - Duration::days(3);
@@ -82,9 +81,11 @@ async fn update_log_pagination_handler(
     let message = match cq.message {
         Some(v) => v,
         None => {
-            bot.send_message(cq.from.id, "Ошибка! Попробуйте заново(").send().await?;
+            bot.send_message(cq.from.id, "Ошибка! Попробуйте заново(")
-            return Ok(())
+                .send()
-        },
+                .await?;
+            return Ok(());
+        }
     };
 
     let from = update_callback_data.from.format("%d.%m.%Y");
@@ -94,14 +95,21 @@ async fn update_log_pagination_handler(
 
     let mut items_page = get_uploaded_books(
         update_callback_data.page,
-        update_callback_data.from.format("%Y-%m-%d").to_string().into(),
+        update_callback_data
-        update_callback_data.to.format("%Y-%m-%d").to_string().into(),
+            .from
+            .format("%Y-%m-%d")
+            .to_string()
+            .into(),
+        update_callback_data
+            .to
+            .format("%Y-%m-%d")
+            .to_string()
+            .into(),
     )
     .await?;
 
     if items_page.pages == 0 {
-        bot
+        bot.send_message(message.chat.id, "Нет новых книг за этот период.")
-            .send_message(message.chat.id, "Нет новых книг за этот период.")
             .send()
             .await?;
         return Ok(());
@@ -110,9 +118,18 @@ async fn update_log_pagination_handler(
     if update_callback_data.page > items_page.pages {
         items_page = get_uploaded_books(
             items_page.pages,
-            update_callback_data.from.format("%Y-%m-%d").to_string().into(),
+            update_callback_data
-            update_callback_data.to.format("%Y-%m-%d").to_string().into(),
+                .from
-        ).await?;
+                .format("%Y-%m-%d")
+                .to_string()
+                .into(),
+            update_callback_data
+                .to
+                .format("%Y-%m-%d")
+                .to_string()
+                .into(),
+        )
+        .await?;
     }
 
     let page = update_callback_data.page;
@@ -123,8 +140,7 @@ async fn update_log_pagination_handler(
     let message_text = format!("{header}{formatted_page}");
 
     let keyboard = generic_get_pagination_keyboard(page, total_pages, update_callback_data, true);
-    bot
+    bot.edit_message_text(message.chat.id, message.id, message_text)
-        .edit_message_text(message.chat.id, message.id, message_text)
         .reply_markup(keyboard)
         .send()
         .await?;

src/bots/approved_bot/modules/utils/errors.rs

@@ -1,6 +1,5 @@
 use std::fmt;
 
-
 #[derive(Debug)]
 pub struct CallbackQueryParseError;
 
@@ -12,7 +11,6 @@ impl fmt::Display for CallbackQueryParseError {
 
 impl std::error::Error for CallbackQueryParseError {}
 
-
 #[derive(Debug)]
 pub struct CommandParseError;
 

src/bots/approved_bot/modules/utils/filter_command.rs

@@ -2,12 +2,10 @@ use teloxide::{dptree, prelude::*, types::*};
 
 use super::errors::CommandParseError;
 
-
 pub trait CommandParse<T> {
     fn parse(s: &str, bot_name: &str) -> Result<T, CommandParseError>;
 }
 
-
 pub fn filter_command<Output>() -> crate::bots::BotHandler
 where
     Output: CommandParse<Output> + Send + Sync + 'static,

src/bots/approved_bot/modules/utils/mod.rs

@@ -1,4 +1,4 @@
+pub mod errors;
+pub mod filter_command;
 pub mod pagination;
 pub mod split_text;
-pub mod filter_command;
-pub mod errors;

src/bots/approved_bot/modules/utils/pagination.rs

@@ -1,6 +1,5 @@
 use teloxide::types::{InlineKeyboardButton, InlineKeyboardMarkup};
 
-
 pub enum PaginationDelta {
     OneMinus,
     OnePlus,
@@ -12,7 +11,6 @@ pub trait GetPaginationCallbackData {
     fn get_pagination_callback_data(&self, target_page: u32) -> String;
 }
 
-
 pub fn generic_get_pagination_button<T>(
     target_page: u32,
     delta: PaginationDelta,
@@ -36,7 +34,6 @@ where
     }
 }
 
-
 pub fn generic_get_pagination_keyboard<T>(
     page: u32,
     total_pages: u32,

src/bots/approved_bot/modules/utils/split_text.rs

@@ -26,7 +26,6 @@ pub fn split_text_to_chunks(text: &str, width: usize) -> Vec<String> {
     result
 }
 
-
 #[cfg(test)]
 mod tests {
     use crate::bots::approved_bot::modules::utils::split_text::split_text_to_chunks;

src/bots/approved_bot/services/batch_downloader.rs

@@ -19,7 +19,7 @@ pub enum TaskStatus {
     InProgress,
     Archiving,
     Complete,
-    Failed
+    Failed,
 }
 
 #[derive(Serialize)]
@@ -38,7 +38,7 @@ pub struct Task {
     pub error_message: Option<String>,
     pub result_filename: Option<String>,
     pub result_link: Option<String>,
-    pub content_size: Option<u64>
+    pub content_size: Option<u64>,
 }
 
 pub async fn create_task(

src/bots/approved_bot/services/book_cache/mod.rs

@@ -2,13 +2,12 @@ use base64::{engine::general_purpose, Engine};
 use reqwest::StatusCode;
 use std::fmt;
 
-use crate::{config, bots::approved_bot::modules::download::callback_data::DownloadQueryData};
+use crate::{bots::approved_bot::modules::download::callback_data::DownloadQueryData, config};
 
 use self::types::{CachedMessage, DownloadFile, DownloadLink};
 
 pub mod types;
 
-
 #[derive(Debug, Clone)]
 struct DownloadError {
     status_code: StatusCode,
@@ -25,7 +24,10 @@ impl std::error::Error for DownloadError {}
 pub async fn get_cached_message(
     download_data: &DownloadQueryData,
 ) -> Result<CachedMessage, Box<dyn std::error::Error + Send + Sync>> {
-    let DownloadQueryData::DownloadData { book_id: id, file_type: format } = download_data;
+    let DownloadQueryData::DownloadData {
+        book_id: id,
+        file_type: format,
+    } = download_data;
 
     let client = reqwest::Client::new();
     let response = client
@@ -48,9 +50,12 @@ pub async fn get_cached_message(
 }
 
 pub async fn get_download_link(
-    download_data: &DownloadQueryData
+    download_data: &DownloadQueryData,
 ) -> Result<DownloadLink, Box<dyn std::error::Error + Send + Sync>> {
-    let DownloadQueryData::DownloadData { book_id: id, file_type: format } = download_data;
+    let DownloadQueryData::DownloadData {
+        book_id: id,
+        file_type: format,
+    } = download_data;
 
     let client = reqwest::Client::new();
     let response = client
@@ -75,7 +80,10 @@ pub async fn get_download_link(
 pub async fn download_file(
     download_data: &DownloadQueryData,
 ) -> Result<DownloadFile, Box<dyn std::error::Error + Send + Sync>> {
-    let DownloadQueryData::DownloadData { book_id: id, file_type: format } = download_data;
+    let DownloadQueryData::DownloadData {
+        book_id: id,
+        file_type: format,
+    } = download_data;
 
     let response = reqwest::Client::new()
         .get(format!(
@@ -120,10 +128,9 @@ pub async fn download_file(
     })
 }
 
-
 pub async fn download_file_by_link(
     filename: String,
-    link: String
+    link: String,
 ) -> Result<DownloadFile, Box<dyn std::error::Error + Send + Sync>> {
     let response = reqwest::Client::new()
         .get(link)

src/bots/approved_bot/services/book_cache/types.rs

@@ -1,6 +1,5 @@
 use serde::Deserialize;
 
-
 #[derive(Deserialize, Debug, Clone)]
 pub struct CachedMessage {
     pub message_id: i32,
@@ -15,5 +14,5 @@ pub struct DownloadFile {
 
 #[derive(Deserialize)]
 pub struct DownloadLink {
-    pub link: String
+    pub link: String,
 }

src/bots/approved_bot/services/book_library/formatters.rs

@@ -1,10 +1,12 @@
 use std::cmp::min;
 
-use crate::bots::approved_bot::modules::download::commands::{StartDownloadCommand, DownloadArchiveCommand};
+use crate::bots::approved_bot::modules::download::commands::{
+    DownloadArchiveCommand, StartDownloadCommand,
+};
 
 use super::types::{
-    Author, AuthorBook, Book, BookAuthor, BookGenre, SearchBook, Sequence, Translator,
+    Author, AuthorBook, Book, BookAuthor, BookGenre, BookTranslator, Empty, SearchBook, Sequence,
-    TranslatorBook, SequenceBook, BookTranslator, Empty,
+    SequenceBook, Translator, TranslatorBook,
 };
 
 const NO_LIMIT: usize = 4096;
@@ -45,7 +47,7 @@ impl FormatTitle for BookAuthor {
         } = self;
 
         if *id == 0 {
-            return "".to_string()
+            return "".to_string();
         }
 
         let command = (DownloadArchiveCommand::Author { id: *id }).to_string();
@@ -64,7 +66,7 @@ impl FormatTitle for BookTranslator {
         } = self;
 
         if *id == 0 {
-            return "".to_string()
+            return "".to_string();
         }
 
         let command = (DownloadArchiveCommand::Translator { id: *id }).to_string();
@@ -78,7 +80,7 @@ impl FormatTitle for Sequence {
         let Sequence { id, name } = self;
 
         if *id == 0 {
-            return "".to_string()
+            return "".to_string();
         }
 
         let command = (DownloadArchiveCommand::Sequence { id: *id }).to_string();
@@ -115,7 +117,7 @@ impl FormatInline for BookTranslator {
 
 fn format_authors(authors: Vec<BookAuthor>, count: usize) -> String {
     if count == 0 {
-        return "".to_string()
+        return "".to_string();
     }
 
     match !authors.is_empty() {
@@ -126,7 +128,11 @@ fn format_authors(authors: Vec<BookAuthor>, count: usize) -> String {
                 .collect::<Vec<String>>()
                 .join("\n");
 
-            let post_fix = if authors.len() > count { "\nи др." } else { "" };
+            let post_fix = if authors.len() > count {
+                "\nи др."
+            } else {
+                ""
+            };
             format!("Авторы:\n{formated_authors}{post_fix}\n")
         }
         false => "".to_string(),
@@ -135,7 +141,7 @@ fn format_authors(authors: Vec<BookAuthor>, count: usize) -> String {
 
 fn format_translators(translators: Vec<BookTranslator>, count: usize) -> String {
     if count == 0 {
-        return "".to_string()
+        return "".to_string();
     }
 
     match !translators.is_empty() {
@@ -146,7 +152,11 @@ fn format_translators(translators: Vec<BookTranslator>, count: usize) -> String
                 .collect::<Vec<String>>()
                 .join("\n");
 
-            let post_fix = if translators.len() > count { "\nи др." } else { "" };
+            let post_fix = if translators.len() > count {
+                "\nи др."
+            } else {
+                ""
+            };
             format!("Переводчики:\n{formated_translators}{post_fix}\n")
         }
         false => "".to_string(),
@@ -155,7 +165,7 @@ fn format_translators(translators: Vec<BookTranslator>, count: usize) -> String
 
 fn format_sequences(sequences: Vec<Sequence>, count: usize) -> String {
     if count == 0 {
-        return "".to_string()
+        return "".to_string();
     }
 
     match !sequences.is_empty() {
@@ -166,7 +176,11 @@ fn format_sequences(sequences: Vec<Sequence>, count: usize) -> String {
                 .collect::<Vec<String>>()
                 .join("\n");
 
-            let post_fix = if sequences.len() > count { "\nи др." } else { "" };
+            let post_fix = if sequences.len() > count {
+                "\nи др."
+            } else {
+                ""
+            };
             format!("Серии:\n{formated_sequences}{post_fix}\n")
         }
         false => "".to_string(),
@@ -175,7 +189,7 @@ fn format_sequences(sequences: Vec<Sequence>, count: usize) -> String {
 
 fn format_genres(genres: Vec<BookGenre>, count: usize) -> String {
     if count == 0 {
-        return "".to_string()
+        return "".to_string();
     }
 
     match !genres.is_empty() {
@@ -186,7 +200,11 @@ fn format_genres(genres: Vec<BookGenre>, count: usize) -> String {
                 .collect::<Vec<String>>()
                 .join("\n");
 
-            let post_fix = if genres.len() > count { "\nи др." } else { "" };
+            let post_fix = if genres.len() > count {
+                "\nи др."
+            } else {
+                ""
+            };
             format!("Жанры:\n{formated_genres}{post_fix}\n")
         }
         false => "".to_string(),
@@ -216,7 +234,7 @@ impl Format for Author {
         FormatResult {
             result,
             current_size: result_len,
-            max_size: result_len
+            max_size: result_len,
         }
     }
 }
@@ -234,7 +252,7 @@ impl Format for Sequence {
         FormatResult {
             result,
             current_size: result_len,
-            max_size: result_len
+            max_size: result_len,
         }
     }
 }
@@ -262,7 +280,7 @@ impl Format for Translator {
         FormatResult {
             result,
             current_size: result_len,
-            max_size: result_len
+            max_size: result_len,
         }
     }
 }
@@ -284,7 +302,12 @@ impl FormatVectorsCounts {
     }
 
     fn sub(self) -> Self {
-        let Self {mut authors, mut translators, mut sequences, mut genres} = self;
+        let Self {
+            mut authors,
+            mut translators,
+            mut sequences,
+            mut genres,
+        } = self;
 
         if genres > 0 {
             genres -= 1;
@@ -293,8 +316,8 @@ impl FormatVectorsCounts {
                 authors,
                 translators,
                 sequences,
-                genres
+                genres,
-            }
+            };
         }
 
         if sequences > 0 {
@@ -304,8 +327,8 @@ impl FormatVectorsCounts {
                 authors,
                 translators,
                 sequences,
-                genres
+                genres,
-            }
+            };
         }
 
         if translators > 0 {
@@ -315,8 +338,8 @@ impl FormatVectorsCounts {
                 authors,
                 translators,
                 sequences,
-                genres
+                genres,
-            }
+            };
         }
 
         if authors > 0 {
@@ -326,15 +349,15 @@ impl FormatVectorsCounts {
                 authors,
                 translators,
                 sequences,
-                genres
+                genres,
-            }
+            };
         }
 
         Self {
             authors,
             translators,
             sequences,
-            genres
+            genres,
         }
     }
 }
@@ -354,14 +377,20 @@ impl FormatVectorsResult {
     }
 
     fn with_max_result_size(self, max_result_size: usize) -> Self {
-        let Self { authors, translators, sequences, genres, .. } = self;
+        let Self {
+            authors,
+            translators,
+            sequences,
+            genres,
+            ..
+        } = self;
 
         Self {
             authors,
             translators,
             sequences,
             genres,
-            max_result_size
+            max_result_size,
         }
     }
 }
@@ -372,7 +401,7 @@ impl Book {
             authors: self.authors.len(),
             translators: self.translators.len(),
             sequences: self.sequences.len(),
-            genres: self.genres.len()
+            genres: self.genres.len(),
         };
 
         let mut result = FormatVectorsResult {
@@ -380,7 +409,7 @@ impl Book {
             translators: format_translators(self.translators.clone(), counts.translators),
             sequences: format_sequences(self.sequences.clone(), counts.sequences),
             genres: format_genres(self.genres.clone(), counts.genres),
-            max_result_size: 0
+            max_result_size: 0,
         };
 
         let max_result_size = result.len();
@@ -393,7 +422,7 @@ impl Book {
                 translators: format_translators(self.translators.clone(), counts.translators),
                 sequences: format_sequences(self.sequences.clone(), counts.sequences),
                 genres: format_genres(self.genres.clone(), counts.genres),
-                max_result_size: 0
+                max_result_size: 0,
             };
         }
 
@@ -426,17 +455,23 @@ impl Format for Book {
         let download_links = format!("Скачать:\n📥{download_command}");
 
         let required_data_len: usize = format!("{book_title}{annotations}{download_links}").len();
-        let FormatVectorsResult { authors, translators, sequences, genres, max_result_size } = self.format_vectors(
+        let FormatVectorsResult {
-            max_size - required_data_len
+            authors,
-        );
+            translators,
+            sequences,
+            genres,
+            max_result_size,
+        } = self.format_vectors(max_size - required_data_len);
 
-        let result = format!("{book_title}{annotations}{authors}{translators}{sequences}{genres}{download_links}");
+        let result = format!(
+            "{book_title}{annotations}{authors}{translators}{sequences}{genres}{download_links}"
+        );
         let result_len = result.len();
 
         FormatResult {
             result,
             current_size: result_len,
-            max_size: max_result_size + required_data_len
+            max_size: max_result_size + required_data_len,
         }
     }
 }

src/bots/approved_bot/services/book_library/mod.rs

@@ -11,7 +11,9 @@ use crate::config;
 
 use self::types::Empty;
 
-fn get_allowed_langs_params(allowed_langs: SmallVec<[SmartString; 3]>) -> Vec<(&'static str, SmartString)> {
+fn get_allowed_langs_params(
+    allowed_langs: SmallVec<[SmartString; 3]>,
+) -> Vec<(&'static str, SmartString)> {
     allowed_langs
         .into_iter()
         .map(|lang| ("allowed_langs", lang))
@@ -38,13 +40,11 @@ where
         Err(err) => {
             log::error!("Failed serialization: url={:?} err={:?}", url, err);
             Err(Box::new(err))
-        },
+        }
     }
 }
 
-pub async fn get_book(
+pub async fn get_book(id: u32) -> Result<types::Book, Box<dyn std::error::Error + Send + Sync>> {
-    id: u32,
-) -> Result<types::Book , Box<dyn std::error::Error + Send + Sync>> {
     _make_request(&format!("/api/v1/books/{id}"), vec![]).await
 }
 
@@ -169,7 +169,10 @@ pub async fn get_author_books(
     id: u32,
     page: u32,
     allowed_langs: SmallVec<[SmartString; 3]>,
-) -> Result<types::Page<types::AuthorBook, types::BookAuthor>, Box<dyn std::error::Error + Send + Sync>> {
+) -> Result<
+    types::Page<types::AuthorBook, types::BookAuthor>,
+    Box<dyn std::error::Error + Send + Sync>,
+> {
     let mut params = get_allowed_langs_params(allowed_langs);
 
     params.push(("page", page.to_string().into()));
@@ -182,7 +185,10 @@ pub async fn get_translator_books(
     id: u32,
     page: u32,
     allowed_langs: SmallVec<[SmartString; 3]>,
-) -> Result<types::Page<types::TranslatorBook, types::BookTranslator>, Box<dyn std::error::Error + Send + Sync>> {
+) -> Result<
+    types::Page<types::TranslatorBook, types::BookTranslator>,
+    Box<dyn std::error::Error + Send + Sync>,
+> {
     let mut params = get_allowed_langs_params(allowed_langs);
 
     params.push(("page", page.to_string().into()));
@@ -195,7 +201,10 @@ pub async fn get_sequence_books(
     id: u32,
     page: u32,
     allowed_langs: SmallVec<[SmartString; 3]>,
-) -> Result<types::Page<types::SequenceBook, types::Sequence>, Box<dyn std::error::Error + Send + Sync>> {
+) -> Result<
+    types::Page<types::SequenceBook, types::Sequence>,
+    Box<dyn std::error::Error + Send + Sync>,
+> {
     let mut params = get_allowed_langs_params(allowed_langs);
 
     params.push(("page", page.to_string().into()));
@@ -226,7 +235,11 @@ pub async fn get_author_books_available_types(
 ) -> Result<Vec<String>, Box<dyn std::error::Error + Send + Sync>> {
     let params = get_allowed_langs_params(allowed_langs);
 
-    _make_request(format!("/api/v1/authors/{id}/available_types").as_str(), params).await
+    _make_request(
+        format!("/api/v1/authors/{id}/available_types").as_str(),
+        params,
+    )
+    .await
 }
 
 pub async fn get_translator_books_available_types(
@@ -235,14 +248,22 @@ pub async fn get_translator_books_available_types(
 ) -> Result<Vec<String>, Box<dyn std::error::Error + Send + Sync>> {
     let params = get_allowed_langs_params(allowed_langs);
 
-    _make_request(format!("/api/v1/translators/{id}/available_types").as_str(), params).await
+    _make_request(
+        format!("/api/v1/translators/{id}/available_types").as_str(),
+        params,
+    )
+    .await
 }
 
 pub async fn get_sequence_books_available_types(
     id: u32,
-    allowed_langs: SmallVec<[SmartString; 3]>
+    allowed_langs: SmallVec<[SmartString; 3]>,
 ) -> Result<Vec<String>, Box<dyn std::error::Error + Send + Sync>> {
     let params = get_allowed_langs_params(allowed_langs);
 
-    _make_request(format!("/api/v1/sequences/{id}/available_types").as_str(), params).await
+    _make_request(
+        format!("/api/v1/sequences/{id}/available_types").as_str(),
+        params,
+    )
+    .await
 }

src/bots/approved_bot/services/book_library/types.rs

@@ -4,7 +4,6 @@ use smallvec::SmallVec;
 
 use super::formatters::{Format, FormatResult, FormatTitle};
 
-
 #[derive(Default, Deserialize, Debug, Clone)]
 pub struct BookAuthor {
     pub id: u32,
@@ -87,13 +86,13 @@ pub struct Page<T, P> {
     pub pages: u32,
 
     #[serde(default)]
-    pub parent_item: Option<P>
+    pub parent_item: Option<P>,
 }
 
 impl<T, P> Page<T, P>
 where
     T: Format + Clone + Debug,
-    P: FormatTitle + Clone + Debug
+    P: FormatTitle + Clone + Debug,
 {
     pub fn format(&self, page: u32, max_size: usize) -> String {
         let title: String = match &self.parent_item {
@@ -105,7 +104,7 @@ where
                 }
 
                 format!("{item_title}\n\n\n")
-            },
+            }
             None => "".to_string(),
         };
 
@@ -124,7 +123,8 @@ where
         let items_count: usize = self.items.len();
         let item_size: usize = (max_size - separator_len * items_count) / items_count;
 
-        let format_result: Vec<FormatResult> = self.items
+        let format_result: Vec<FormatResult> = self
+            .items
             .iter()
             .map(|item| item.format(item_size))
             .collect();
@@ -232,7 +232,7 @@ impl From<SearchBook> for Book {
             translators: value.translators,
             sequences: value.sequences,
             genres: vec![],
-            pages: None
+            pages: None,
         }
     }
 }
@@ -262,7 +262,7 @@ impl From<AuthorBook> for Book {
             translators: value.translators,
             sequences: value.sequences,
             genres: vec![],
-            pages: None
+            pages: None,
         }
     }
 }
@@ -292,12 +292,11 @@ impl From<TranslatorBook> for Book {
             translators: vec![],
             sequences: value.sequences,
             genres: vec![],
-            pages: None
+            pages: None,
         }
     }
 }
 
-
 #[derive(Deserialize, Debug, Clone)]
 pub struct SequenceBook {
     pub id: u32,
@@ -323,7 +322,7 @@ impl From<SequenceBook> for Book {
             translators: value.translators,
             sequences: vec![],
             genres: vec![],
-            pages: None
+            pages: None,
         }
     }
 }

src/bots/approved_bot/services/donation_notifications.rs

@@ -1,22 +1,36 @@
-use teloxide::{types::Message, adaptors::{CacheMe, Throttle}, Bot};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    types::Message,
+    Bot,
+};
 
-use crate::{bots::{BotHandlerInternal, approved_bot::modules::support::support_command_handler}, bots_manager::CHAT_DONATION_NOTIFICATIONS_CACHE};
+use crate::{
+    bots::{approved_bot::modules::support::support_command_handler, BotHandlerInternal},
+    bots_manager::CHAT_DONATION_NOTIFICATIONS_CACHE,
+};
 
 use super::user_settings::{is_need_donate_notifications, mark_donate_notification_sent};
 
-
 pub async fn send_donation_notification(
     bot: CacheMe<Throttle<Bot>>,
     message: Message,
 ) -> BotHandlerInternal {
-    if CHAT_DONATION_NOTIFICATIONS_CACHE.get(&message.chat.id).await.is_some() {
+    if CHAT_DONATION_NOTIFICATIONS_CACHE
+        .get(&message.chat.id)
+        .await
+        .is_some()
+    {
         return Ok(());
     } else if !is_need_donate_notifications(message.chat.id).await? {
-        CHAT_DONATION_NOTIFICATIONS_CACHE.insert(message.chat.id, ()).await;
+        CHAT_DONATION_NOTIFICATIONS_CACHE
+            .insert(message.chat.id, ())
+            .await;
         return Ok(());
     }
 
-    CHAT_DONATION_NOTIFICATIONS_CACHE.insert(message.chat.id, ()).await;
+    CHAT_DONATION_NOTIFICATIONS_CACHE
+        .insert(message.chat.id, ())
+        .await;
     mark_donate_notification_sent(message.chat.id).await?;
 
     support_command_handler(message, bot).await?;

src/bots/approved_bot/services/mod.rs

@@ -1,5 +1,5 @@
+pub mod batch_downloader;
 pub mod book_cache;
 pub mod book_library;
-pub mod user_settings;
 pub mod donation_notifications;
-pub mod batch_downloader;
+pub mod user_settings;

src/bots/approved_bot/services/user_settings/mod.rs

@@ -1,10 +1,10 @@
 use serde::Deserialize;
 use serde_json::json;
-use smallvec::{SmallVec, smallvec};
+use smallvec::{smallvec, SmallVec};
-use teloxide::types::{UserId, ChatId};
 use smartstring::alias::String as SmartString;
+use teloxide::types::{ChatId, UserId};
 
-use crate::{config, bots_manager::USER_LANGS_CACHE};
+use crate::{bots_manager::USER_LANGS_CACHE, config};
 
 #[derive(Deserialize, Debug, Clone)]
 pub struct Lang {
@@ -40,25 +40,20 @@ pub async fn get_user_settings(
     Ok(response.json::<UserSettings>().await?)
 }
 
-pub async fn get_user_or_default_lang_codes(
+pub async fn get_user_or_default_lang_codes(user_id: UserId) -> SmallVec<[SmartString; 3]> {
-    user_id: UserId,
-) -> SmallVec<[SmartString; 3]> {
     if let Some(cached_langs) = USER_LANGS_CACHE.get(&user_id).await {
         return cached_langs;
     }
 
-    let default_lang_codes = smallvec![
+    let default_lang_codes = smallvec!["ru".into(), "be".into(), "uk".into()];
-        "ru".into(),
-        "be".into(),
-        "uk".into()
-    ];
 
     match get_user_settings(user_id).await {
         Ok(v) => {
-            let langs: SmallVec<[SmartString; 3]> = v.allowed_langs.into_iter().map(|lang| lang.code).collect();
+            let langs: SmallVec<[SmartString; 3]> =
+                v.allowed_langs.into_iter().map(|lang| lang.code).collect();
             USER_LANGS_CACHE.insert(user_id, langs.clone()).await;
             langs
-        },
+        }
         Err(_) => default_lang_codes,
     }
 }
@@ -109,7 +104,10 @@ pub async fn update_user_activity(
     user_id: UserId,
 ) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
     reqwest::Client::new()
-        .post(format!("{}/users/{user_id}/update_activity", &config::CONFIG.user_settings_url))
+        .post(format!(
+            "{}/users/{user_id}/update_activity",
+            &config::CONFIG.user_settings_url
+        ))
         .header("Authorization", &config::CONFIG.user_settings_api_key)
         .send()
         .await?
@@ -118,9 +116,14 @@ pub async fn update_user_activity(
     Ok(())
 }
 
-pub async fn is_need_donate_notifications(chat_id: ChatId) -> Result<bool, Box<dyn std::error::Error + Send + Sync>> {
+pub async fn is_need_donate_notifications(
+    chat_id: ChatId,
+) -> Result<bool, Box<dyn std::error::Error + Send + Sync>> {
     let response = reqwest::Client::new()
-        .get(format!("{}/donate_notifications/{chat_id}/is_need_send", &config::CONFIG.user_settings_url))
+        .get(format!(
+            "{}/donate_notifications/{chat_id}/is_need_send",
+            &config::CONFIG.user_settings_url
+        ))
         .header("Authorization", &config::CONFIG.user_settings_api_key)
         .send()
         .await?
@@ -129,9 +132,14 @@ pub async fn is_need_donate_notifications(chat_id: ChatId) -> Result<bool, Box<d
     Ok(response.json::<bool>().await?)
 }
 
-pub async fn mark_donate_notification_sent(chat_id: ChatId) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+pub async fn mark_donate_notification_sent(
+    chat_id: ChatId,
+) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
     reqwest::Client::new()
-        .post(format!("{}/donate_notifications/{chat_id}", &config::CONFIG.user_settings_url))
+        .post(format!(
+            "{}/donate_notifications/{chat_id}",
+            &config::CONFIG.user_settings_url
+        ))
         .header("Authorization", &config::CONFIG.user_settings_api_key)
         .send()
         .await?

src/bots/approved_bot/tools.rs

@@ -1,6 +1,5 @@
 use teloxide::{dptree, types::CallbackQuery};
 
-
 pub fn filter_callback_query<T>() -> crate::bots::BotHandler
 where
     T: std::str::FromStr + Send + Sync + 'static,

src/bots/bots_manager/mod.rs

@@ -1,4 +1,7 @@
-use teloxide::{prelude::*, adaptors::{Throttle, CacheMe}};
+use teloxide::{
+    adaptors::{CacheMe, Throttle},
+    prelude::*,
+};
 
 use std::error::Error;
 
@@ -23,7 +26,6 @@ pub async fn message_handler(
         register::RegisterStatus::RegisterFail => strings::ALREADY_REGISTERED.to_string(),
     };
 
-
     bot.send_message(message.chat.id, message_text)
         .reply_to_message_id(message.id)
         .await?;
@@ -39,6 +41,9 @@ pub fn get_manager_handler() -> Handler<
 > {
     Update::filter_message().branch(
         Message::filter_text()
-            .chain(dptree::filter(|message: Message| { get_token(message.text().unwrap()).is_some() })).endpoint(message_handler),
+            .chain(dptree::filter(|message: Message| {
+                get_token(message.text().unwrap()).is_some()
+            }))
+            .endpoint(message_handler),
     )
 }

src/bots/bots_manager/register.rs

@@ -6,7 +6,6 @@ use tracing::log;
 
 use crate::config;
 
-
 #[derive(Debug)]
 pub enum RegisterStatus {
     Success { username: String },
@@ -14,7 +13,6 @@ pub enum RegisterStatus {
     RegisterFail,
 }
 
-
 async fn get_bot_username(token: &str) -> Option<String> {
     match Bot::new(token).get_me().send().await {
         Ok(v) => v.username.clone(),
@@ -25,7 +23,11 @@ async fn get_bot_username(token: &str) -> Option<String> {
     }
 }
 
-async fn make_register_request(user_id: UserId, username: &str, token: &str) -> Result<(), Box<dyn Error + Send + Sync>> {
+async fn make_register_request(
+    user_id: UserId,
+    username: &str,
+    token: &str,
+) -> Result<(), Box<dyn Error + Send + Sync>> {
     let body = json!({
         "token": token,
         "user": user_id,
@@ -46,13 +48,12 @@ async fn make_register_request(user_id: UserId, username: &str, token: &str) ->
     Ok(())
 }
 
-
 pub async fn register(user_id: UserId, message_text: &str) -> RegisterStatus {
     let token = super::utils::get_token(message_text).unwrap();
 
     let bot_username = match get_bot_username(token).await {
         Some(v) => v,
-        None => return RegisterStatus::WrongToken
+        None => return RegisterStatus::WrongToken,
     };
 
     let register_request_status = make_register_request(user_id, &bot_username, token).await;
@@ -63,5 +64,7 @@ pub async fn register(user_id: UserId, message_text: &str) -> RegisterStatus {
         return RegisterStatus::RegisterFail;
     }
 
-    RegisterStatus::Success { username: bot_username }
+    RegisterStatus::Success {
+        username: bot_username,
+    }
 }

src/bots/bots_manager/strings.rs

@@ -1,5 +1,8 @@
 pub fn format_registered_message(username: &str) -> String {
-    format!("@{username} зарегистрирован и через несколько минут будет подключен!", username = username)
+    format!(
+        "@{username} зарегистрирован и через несколько минут будет подключен!",
+        username = username
+    )
 }
 
 pub const ALREADY_REGISTERED: &str = "Ошибка! Возможно бот уже зарегистрирован!";

src/bots/bots_manager/utils.rs

@@ -1,16 +1,14 @@
 use regex::Regex;
 
-
 pub fn get_token(message_text: &str) -> Option<&str> {
     let re = Regex::new("(?P<token>[0-9]+:[0-9a-zA-Z-_]+)").unwrap();
 
     match re.find(message_text) {
         Some(v) => Some(v.as_str()),
-        None => None
+        None => None,
     }
 }
 
-
 #[cfg(test)]
 mod tests {
     use super::*;
@@ -42,7 +40,10 @@ mod tests {
 
         let result = get_token(message);
 
-        assert_eq!(result.unwrap(), "5555555555:AAF-AAAAAAAA1239AA2AAsvy13Axp23RAa");
+        assert_eq!(
+            result.unwrap(),
+            "5555555555:AAF-AAAAAAAA1239AA2AAsvy13Axp23RAa"
+        );
     }
 
     #[test]

src/bots/mod.rs

@@ -18,25 +18,14 @@ type BotCommands = Option<Vec<teloxide::types::BotCommand>>;
 
 fn ignore_channel_messages() -> crate::bots::BotHandler {
     dptree::entry()
-        .branch(
+        .branch(Update::filter_channel_post().endpoint(|| async { Ok(()) }))
-            Update::filter_channel_post()
+        .branch(Update::filter_edited_channel_post().endpoint(|| async { Ok(()) }))
-                .endpoint(|| async { Ok(()) })
-        ).branch(
-            Update::filter_edited_channel_post()
-                .endpoint(|| async { Ok(()) })
-        )
 }
 
 fn ignore_chat_member_update() -> crate::bots::BotHandler {
     dptree::entry()
-        .branch(
+        .branch(Update::filter_chat_member().endpoint(|| async { Ok(()) }))
-            Update::filter_chat_member()
+        .branch(Update::filter_my_chat_member().endpoint(|| async { Ok(()) }))
-            .endpoint(|| async { Ok(()) })
-        )
-        .branch(
-            Update::filter_my_chat_member()
-            .endpoint(|| async { Ok(()) })
-        )
 }
 
 pub fn get_bot_handler() -> (BotHandler, BotCommands) {

src/bots_manager/bot_manager_client.rs

@@ -2,7 +2,6 @@ use serde::Deserialize;
 
 use crate::config;
 
-
 #[derive(Deserialize, Debug, PartialEq, Clone, Copy)]
 pub enum BotCache {
     #[serde(rename = "original")]

src/bots_manager/mod.rs

@@ -1,14 +1,14 @@
 pub mod bot_manager_client;
 
-use axum::extract::{State, Path};
+use axum::extract::{Path, State};
 use axum::response::IntoResponse;
 use axum::routing::post;
 use once_cell::sync::Lazy;
 use reqwest::StatusCode;
 use smartstring::alias::String as SmartString;
-use teloxide::stop::{mk_stop_token, StopToken, StopFlag};
+use teloxide::stop::{mk_stop_token, StopFlag, StopToken};
 use teloxide::update_listeners::{StatefulListener, UpdateListener};
-use tokio::sync::mpsc::{UnboundedSender, self};
+use tokio::sync::mpsc::{self, UnboundedSender};
 use tokio_stream::wrappers::UnboundedReceiverStream;
 use tracing::log;
 use url::Url;
@@ -24,7 +24,7 @@ use tokio::sync::RwLock;
 use smallvec::SmallVec;
 use teloxide::adaptors::throttle::Limits;
 use teloxide::types::{BotCommand, UpdateKind};
-use tokio::time::{sleep, Duration, self};
+use tokio::time::{self, sleep, Duration};
 use tower_http::trace::TraceLayer;
 
 use teloxide::prelude::*;
@@ -35,15 +35,12 @@ use self::bot_manager_client::get_bots;
 pub use self::bot_manager_client::{BotCache, BotData};
 use crate::config;
 
-
 type UpdateSender = mpsc::UnboundedSender<Result<Update, std::convert::Infallible>>;
 
-
 fn tuple_first_mut<A, B>(tuple: &mut (A, B)) -> &mut A {
     &mut tuple.0
 }
 
-
 pub static USER_ACTIVITY_CACHE: Lazy<Cache<UserId, ()>> = Lazy::new(|| {
     Cache::builder()
         .time_to_idle(Duration::from_secs(5 * 60))
@@ -65,9 +62,17 @@ pub static CHAT_DONATION_NOTIFICATIONS_CACHE: Lazy<Cache<ChatId, ()>> = Lazy::ne
         .build()
 });
 
-
+type Routes = Arc<
-type Routes = Arc<RwLock<HashMap<String, (StopToken, ClosableSender<Result<Update, std::convert::Infallible>>)>>>;
+    RwLock<
-
+        HashMap<
+            String,
+            (
+                StopToken,
+                ClosableSender<Result<Update, std::convert::Infallible>>,
+            ),
+        >,
+    >,
+>;
 
 struct ClosableSender<T> {
     origin: std::sync::Arc<std::sync::RwLock<Option<mpsc::UnboundedSender<T>>>>,
@@ -75,13 +80,17 @@ struct ClosableSender<T> {
 
 impl<T> Clone for ClosableSender<T> {
     fn clone(&self) -> Self {
-        Self { origin: self.origin.clone() }
+        Self {
+            origin: self.origin.clone(),
+        }
     }
 }
 
 impl<T> ClosableSender<T> {
     fn new(sender: mpsc::UnboundedSender<T>) -> Self {
-        Self { origin: std::sync::Arc::new(std::sync::RwLock::new(Some(sender))) }
+        Self {
+            origin: std::sync::Arc::new(std::sync::RwLock::new(Some(sender))),
+        }
     }
 
     fn get(&self) -> Option<mpsc::UnboundedSender<T>> {
@@ -93,7 +102,6 @@ impl<T> ClosableSender<T> {
     }
 }
 
-
 #[derive(Default, Clone)]
 struct ServerState {
     routers: Routes,
@@ -102,7 +110,7 @@ struct ServerState {
 pub struct BotsManager {
     port: u16,
 
-    state: ServerState
+    state: ServerState,
 }
 
 impl BotsManager {
@@ -111,12 +119,19 @@ impl BotsManager {
             port: 8000,
 
             state: ServerState {
-                routers: Arc::new(RwLock::new(HashMap::new()))
+                routers: Arc::new(RwLock::new(HashMap::new())),
-            }
+            },
         }
     }
 
-    fn get_listener(&self) -> (StopToken, StopFlag, UnboundedSender<Result<Update, std::convert::Infallible>>, impl UpdateListener<Err = Infallible>) {
+    fn get_listener(
+        &self,
+    ) -> (
+        StopToken,
+        StopFlag,
+        UnboundedSender<Result<Update, std::convert::Infallible>>,
+        impl UpdateListener<Err = Infallible>,
+    ) {
         let (tx, rx): (UpdateSender, _) = mpsc::unbounded_channel();
 
         let (stop_token, stop_flag) = mk_stop_token();
@@ -126,9 +141,7 @@ impl BotsManager {
         let listener = StatefulListener::new(
             (stream, stop_token.clone()),
             tuple_first_mut,
-            |state: &mut (_, StopToken)| {
+            |state: &mut (_, StopToken)| state.1.clone(),
-                state.1.clone()
-            },
         );
 
         (stop_token, stop_flag, tx, listener)
@@ -202,7 +215,7 @@ impl BotsManager {
                         self.start_bot(bot_data).await;
                     }
                 }
-            },
+            }
             Err(err) => {
                 log::info!("{:?}", err);
             }
@@ -215,7 +228,6 @@ impl BotsManager {
             Path(token): Path<String>,
             input: String,
         ) -> impl IntoResponse {
-
             let routes = routers.read().await;
             let tx = routes.get(&token);
 
@@ -232,7 +244,7 @@ impl BotsManager {
                         sender.close();
                     };
                     return StatusCode::SERVICE_UNAVAILABLE;
-                },
+                }
             };
 
             match serde_json::from_str::<Update>(&input) {

src/config.rs

@@ -61,6 +61,4 @@ impl Config {
     }
 }
 
-pub static CONFIG: Lazy<Config> = Lazy::new(|| {
+pub static CONFIG: Lazy<Config> = Lazy::new(Config::load);
-    Config::load()
-});

src/main.rs

@@ -2,15 +2,14 @@ use std::str::FromStr;
 use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::Arc;
 
-use sentry::ClientOptions;
 use sentry::integrations::debug_images::DebugImagesIntegration;
 use sentry::types::Dsn;
+use sentry::ClientOptions;
 
 mod bots;
 mod bots_manager;
 mod config;
 
-
 #[tokio::main]
 async fn main() {
     tracing_subscriber::fmt()