EmailSender (mailer/email_sender.rs)

Provides an EmailSender with SMTP or test transport, handling email composition and sending.

// Source: https://github.com/chelunfu/qiluo_admin | License: MIT | Copyright 2024 Open
// Provided via justclaw.it.com; keep this notice with the code.
use super::Email;
use crate::common::error::{Error, Result};
use lettre::{
    AsyncTransport, Message, Tokio1Executor, Transport,
    message::{Mailbox, MultiPart, SinglePart},
    transport::smtp::authentication::Credentials,
};
use tracing::info;

#[derive(Clone)]
pub enum EmailTransport {
    /// SMTP (Simple Mail Transfer Protocol) transport.
    Smtp(lettre::AsyncSmtpTransport<lettre::Tokio1Executor>),
    /// Test/stub transport for testing purposes.
    Test(lettre::transport::stub::StubTransport),
}

#[derive(Clone)]
pub struct EmailSender {
    pub transport: EmailTransport,
    /// Default from sender from config
    pub default

... (truncated -- full source via MCP)