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// https://docs.rs/serde_json/latest/serde_json/
use serde_json::{json, Result, Value};
use reqwest::ClientBuilder;
use std::process;
use reqwest::header::{CONTENT_TYPE};


pub async fn send_discord(webhook_url: &str, message: &str, username: &str) -> std::result::Result<(), reqwest::Error> {
    if webhook_url.contains("https://discord.com/api/webhooks/") {

        let json_message = match jsonify(username, message) {
            Ok(j) => j,
            Err(_e) => process::exit(3)
        };
        push_message(webhook_url, json_message).await?;
    } else {
        println!("invalid discord url");
    }
    Ok(())
}


async fn push_message(api_url: &str, json_message: Value) -> reqwest::Result<String> {
    let client = ClientBuilder::new()
        .danger_accept_invalid_certs(true)
        .no_gzip()
        .build();

    let response = match client {
        Ok(r) => r
            .post(api_url)
            .header(CONTENT_TYPE, "application/json")
            .json(&json_message)
            .send().await,
        Err(_e) => process::exit(3)
    };
    return match response {
        Ok(r) => r.text().await,
        Err(e) => {Err(e)}
    }
}



pub fn jsonify(username: &str, message: &str) -> Result<Value> {
    let data = json!({
    "username": username,
    "content": message,
    });
    Ok(data)
}

// #[cfg(test)]
// mod tests {
//     use crate::send_discord;
//
//     #[test]
//     fn test_send_wh() {
//         let rt = tokio::runtime::Runtime::new();
//         rt.unwrap().block_on(send_discord(
//             "",
//             "hey",
//             "Lazarus"
//         )).unwrap();
//     }
// }