initial commit

src/modules/account/dispatcher.rs

@@ -0,0 +1,60 @@
+//
+// Copyright (c) 2025 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::modules::account::state::AccountRunningState;
+use std::sync::LazyLock;
+use tokio::sync::mpsc;
+use tracing::error;
+
+pub static STATUS_DISPATCHER: LazyLock<ErrorDispatcher> = LazyLock::new(ErrorDispatcher::new);
+
+pub struct ErrorDispatcher {
+    channel: mpsc::Sender<(u64, String)>,
+}
+
+impl ErrorDispatcher {
+    pub fn new() -> Self {
+        let (tx, mut rx) = mpsc::channel::<(u64, String)>(100);
+
+        tokio::spawn(async move {
+            while let Some((account_id, error)) = rx.recv().await {
+                match AccountRunningState::append_error_message(account_id, error).await {
+                    Ok(()) => {}
+                    Err(error) => {
+                        error!(
+                            "Failed to append error for account: {}. Error: {:#?}",
+                            &account_id, error
+                        );
+                    }
+                }
+            }
+        });
+
+        ErrorDispatcher { channel: tx }
+    }
+
+    pub async fn append_error(&self, account_id: u64, error: String) {
+        if let Err(e) = self.channel.send((account_id, error.clone())).await {
+            error!(
+                "Failed to dispatch status update for account: {}, Error: {}. Channel error: {:?}",
+                &account_id, error, e
+            );
+        }
+    }
+}