sendgrid 0.27.1

use std::collections::HashMap;

use sendgrid::error::SendgridError;
use sendgrid::v3::*;

#[tokio::main]
async fn main() -> Result<(), SendgridError> {
    let mut cool_header = HashMap::with_capacity(2);
    cool_header.insert("x-cool", "indeed");
    cool_header.insert("x-cooler", "cold");

    let p = Personalization::new(Email::new("test@test.fr")).add_headers(&cool_header);

    let m = Message::new(Email::new("g@gmail.com"))
        .set_subject("Subject")
        .add_content(
            Content::new()
                .set_content_type("text/html")
                .set_value("Test"),
        )
        .add_personalization(p);

    let mut env_vars = ::std::env::vars();
    let api_key = env_vars.find(|v| v.0 == "SG_API_KEY").unwrap();
    let sender = Sender::new(&api_key.1, None);
    let resp = sender.send(&m).await?;
    println!("status: {}", resp.status());

    Ok(())
}