mail-list 0.2.6-alpha

Email subscriptions list library. Unicast, narrowcast and broadcast lists
Documentation 
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use std::str::FromStr;

use lettre::{Address, message::Mailbox};

use crate::{MailListError, MailListResult};

#[derive(Default, Debug, Clone, PartialEq, Eq, PartialOrd, Ord)]
pub struct EmailEnvelopeDetails {
    pub to: (String, String),
    pub subject: String,
    pub body: String,
    pub from: (String, String),
    pub reply_to: (String, String),
}

impl EmailEnvelopeDetails {
    pub fn new() -> Self {
        Self::default()
    }

    pub fn set_to(mut self, to_name: &str, to_address: &str) -> MailListResult<Self> {
        Mailbox::new(
            Some(to_name.to_string()),
            to_address
                .parse::<Address>()
                .map_err(|error| MailListError::Mailer(error.to_string()))?,
        );
        self.to = (to_name.to_string(), to_address.to_string());

        Ok(self)
    }

    pub fn set_subject(mut self, subject: &str) -> Self {
        self.subject = subject.to_string();

        self
    }

    pub fn set_body(mut self, body: &str) -> Self {
        self.body = body.to_string();

        self
    }

    pub fn set_from(mut self, from_name: &str, from_address: &str) -> MailListResult<Self> {
        Mailbox::new(
            Some(from_name.to_string()),
            from_address
                .parse::<Address>()
                .map_err(|error| MailListError::Mailer(error.to_string()))?,
        );

        self.reply_to = (from_name.to_string(), from_address.to_string());

        Ok(self)
    }

    pub fn set_reply_to(
        mut self,
        reply_to_name: &str,
        reply_to_address: &str,
    ) -> MailListResult<Self> {
        Mailbox::new(
            Some(reply_to_name.to_string()),
            reply_to_address
                .parse::<Address>()
                .map_err(|error| MailListError::Mailer(error.to_string()))?,
        );

        self.reply_to = (reply_to_name.to_string(), reply_to_address.to_string());

        Ok(self)
    }

    pub fn from_as_mailbox(&self) -> Mailbox {
        Mailbox::new(
            Some(self.from.0.clone()),
            Address::from_str(self.from.1.as_str()).unwrap(),
        )
    }

    pub fn reply_as_mailbox(&self) -> Mailbox {
        Mailbox::new(
            Some(self.from.0.clone()),
            Address::from_str(self.from.1.as_str()).unwrap(),
        )
    }

    pub fn to_as_mailbox(&self) -> Mailbox {
        Mailbox::new(
            Some(self.from.0.clone()),
            Address::from_str(self.from.1.as_str()).unwrap(),
        )
    }

    pub fn from(&self) -> (&str, &str) {
        (self.from.0.as_str(), self.from.1.as_str())
    }

    pub fn reply_to(&self) -> (&str, &str) {
        (self.reply_to.0.as_str(), self.reply_to.1.as_str())
    }

    pub fn to(&self) -> (&str, &str) {
        (self.to.0.as_str(), self.to.1.as_str())
    }
}

#[cfg(test)]
mod sanity_checks {
    use crate::EmailEnvelopeDetails;

    #[test]
    fn smtps_builder() {
        EmailEnvelopeDetails::new()
            .set_from("Jane Doe [Automated]", "janedoe@example.com")
            .unwrap()
            .set_reply_to("Jane Doe", "janedoe@example.com")
            .unwrap()
            .set_to("Jonh Doe", "johndoe@example.com")
            .unwrap()
            .set_body("As systems normal");
    }
}