Sepparated the code out into 3 more library crates: cryptography, entity and pass_manager

src/markups.rs

@@ -0,0 +1,31 @@
+use entity::prelude::Account;
+use futures::TryStreamExt;
+use sea_orm::prelude::*;
+use teloxide::types::{InlineKeyboardButton, InlineKeyboardMarkup, KeyboardButton, KeyboardMarkup};
+
+/// Creates a markup of all user's account names
+#[inline]
+pub async fn account_markup(
+    user_id: u64,
+    db: &DatabaseConnection,
+) -> crate::Result<KeyboardMarkup> {
+    let account_names: Vec<Vec<KeyboardButton>> = Account::get_names(user_id, db, true)
+        .await?
+        .map_ok(KeyboardButton::new)
+        .try_chunks(3)
+        .map_err(|err| err.1)
+        .try_collect()
+        .await?;
+    let markup = KeyboardMarkup::new(account_names)
+        .resize_keyboard(true)
+        .one_time_keyboard(true);
+    Ok(markup)
+}
+
+/// Creates a markup with a "Delete message" button.
+/// This markup should be added for all messages that won't be deleted afterwards
+#[inline]
+pub fn deletion_markup() -> InlineKeyboardMarkup {
+    let button = InlineKeyboardButton::callback("Delete message", "delete_message");
+    InlineKeyboardMarkup::new([[button]])
+}