refactor(workspace): decompose project into multiple crates

crates/core/src/mailbox/delete.rs

@@ -0,0 +1,54 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use crate::{
+    cache::imap::mailbox::MailBox,
+    error::BichonResult,
+    store::tantivy::{attachment::ATTACHMENT_MANAGER, envelope::ENVELOPE_MANAGER},
+};
+
+pub async fn delete_mailbox_impl(account_id: u64, mailbox_id: u64) -> BichonResult<()> {
+    let mailbox = MailBox::async_get(mailbox_id).await?;
+
+    let name = mailbox.name;
+    let delimiter = mailbox.delimiter.unwrap_or("/".to_owned());
+    let all_mailboxes = MailBox::list_all(account_id).await?;
+
+    let prefix = format!("{}{}", name, delimiter);
+    let ids_to_delete: Vec<u64> = all_mailboxes
+        .into_iter()
+        .filter(|m| m.id == mailbox_id || m.name.starts_with(&prefix))
+        .map(|m| m.id)
+        .collect();
+
+    if ids_to_delete.is_empty() {
+        return Ok(());
+    }
+
+    for id in &ids_to_delete {
+        MailBox::delete(*id).await?;
+    }
+
+    ENVELOPE_MANAGER
+        .delete_mailbox_envelopes(account_id, ids_to_delete.clone())
+        .await?;
+    ATTACHMENT_MANAGER
+        .delete_mailbox_attachments(account_id, ids_to_delete.clone())
+        .await?;
+    Ok(())
+}

crates/core/src/mailbox/list.rs

@@ -0,0 +1,90 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+use crate::account::migration::{AccountModel, AccountType};
+use crate::cache::imap::mailbox::{Attribute, AttributeEnum, MailBox};
+use crate::error::code::ErrorCode;
+use crate::error::BichonResult;
+use crate::imap::executor::ImapExecutor;
+use crate::imap::session::SessionStream;
+use crate::utils::create_hash;
+use crate::raise_error;
+use async_imap::types::Name;
+use async_imap::Session;
+
+pub async fn get_account_mailboxes(account_id: u64, remote: bool) -> BichonResult<Vec<MailBox>> {
+    let account = AccountModel::check_account_exists(account_id).await?;
+    if remote {
+        if matches!(account.account_type, AccountType::IMAP) {
+            request_imap_all_mailbox_list(account_id).await
+        } else {
+            return Err(raise_error!(
+                "The 'remote' option can only be used with IMAP accounts.".into(),
+                ErrorCode::InvalidParameter
+            ));
+        }
+    } else {
+        MailBox::list_all(account_id).await
+    }
+}
+
+pub async fn request_imap_all_mailbox_list(account_id: u64) -> BichonResult<Vec<MailBox>> {
+    let mut session = ImapExecutor::create_connection(account_id).await?;
+    let names = ImapExecutor::list_all_mailboxes(&mut session).await?;
+    let result = convert_names_to_mailboxes(account_id, &mut session, names.iter()).await?;
+    session.logout().await.ok();
+    Ok(result)
+}
+
+fn contains_no_select(attributes: &[Attribute]) -> bool {
+    attributes
+        .iter()
+        .any(|attr| attr.attr == AttributeEnum::NoSelect)
+}
+
+pub async fn convert_names_to_mailboxes(
+    account_id: u64,
+    session: &mut Session<Box<dyn SessionStream>>,
+    names: impl IntoIterator<Item = &Name>,
+) -> BichonResult<Vec<MailBox>> {
+    let mut mailboxes = Vec::new();
+
+    for name in names {
+        let mailbox_name = name.name().to_string();
+        let mut mailbox: MailBox = name.into();
+
+        if contains_no_select(&mailbox.attributes) {
+            continue;
+        }
+
+        mailbox.account_id = account_id;
+        mailbox.id = create_hash(account_id, &mailbox.name);
+        let mx = session
+            .examine(mailbox_name.as_str())
+            .await
+            .map_err(|e| raise_error!(format!("{:#?}", e), ErrorCode::ImapCommandFailed))?;
+        mailbox.exists = mx.exists;
+        mailbox.unseen = mx.unseen;
+        mailbox.uid_next = mx.uid_next;
+        mailbox.uid_validity = mx.uid_validity;
+
+        mailboxes.push(mailbox);
+    }
+
+    Ok(mailboxes)
+}

crates/core/src/mailbox/mod.rs

@@ -0,0 +1,20 @@
+//
+// Copyright (c) 2025-2026 rustmailer.com (https://rustmailer.com)
+//
+// This file is part of the Bichon Email Archiving Project
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+pub mod delete;
+pub mod list;