/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0.
 */

use aws_config::meta::region::RegionProviderChain;
use aws_sdk_sesv2::{Client, Error, Region, PKG_VERSION};
use structopt::StructOpt;

#[derive(Debug, StructOpt)]
struct Opt {
    /// The email address.
    #[structopt(short, long)]
    email_address: String,

    /// The AWS Region.
    #[structopt(short, long)]
    region: Option<String>,

    /// Whether to display additional information.
    #[structopt(short, long)]
    verbose: bool,
}

// Is email address has been verified?
// snippet-start:[ses.rust.is-email-verified]
async fn is_verified(client: &Client, email: &str) -> Result<(), Error> {
    let resp = client
        .get_email_identity()
        .email_identity(email)
        .send()
        .await?;

    if resp.verified_for_sending_status {
        println!("The address is verified");
    } else {
        println!("The address is not verified");
    }

    Ok(())
}
// snippet-end:[ses.rust.is-email-verified]

/// Determines whether the email address has been verified.
/// # Arguments
///
/// * `-e EMAIL-ADDRESS` - The email address.
/// * `[-r REGION]` - The Region in which the client is created.
///    If not supplied, uses the value of the **AWS_REGION** environment variable.
///    If the environment variable is not set, defaults to **us-west-2**.
/// * `[-v]` - Whether to display additional information.
#[tokio::main]
async fn main() -> Result<(), Error> {
    tracing_subscriber::fmt::init();

    let Opt {
        email_address,
        region,
        verbose,
    } = Opt::from_args();

    let region_provider = RegionProviderChain::first_try(region.map(Region::new))
        .or_default_provider()
        .or_else(Region::new("us-west-2"));

    println!();

    if verbose {
        println!("SES client version: {}", PKG_VERSION);
        println!(
            "Region:             {}",
            region_provider.region().await.unwrap().as_ref()
        );
        println!("Email address:      {}", &email_address);
        println!();
    }

    let shared_config = aws_config::from_env().region(region_provider).load().await;
    let client = Client::new(&shared_config);

    is_verified(&client, &email_address).await
}
