feat(mailbox): support mailbox cleanup #96

src/modules/mailbox/delete.rs

@@ -0,0 +1,38 @@
+use crate::modules::{
+    cache::imap::mailbox::MailBox,
+    error::BichonResult,
+    indexer::manager::{EML_INDEX_MANAGER, ENVELOPE_INDEX_MANAGER},
+};
+
+pub async fn delete_mailbox_impl(account_id: u64, mailbox_id: u64) -> BichonResult<()> {
+    let mailbox = MailBox::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_INDEX_MANAGER
+        .delete_mailbox_envelopes(account_id, ids_to_delete.clone())
+        .await?;
+
+    EML_INDEX_MANAGER
+        .delete_mailbox_envelopes(account_id, ids_to_delete)
+        .await?;
+
+    Ok(())
+}