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extern crate reqwest;
extern crate serde;
extern crate failure;
extern crate serde_json;
#[macro_use] extern crate hyper;
#[macro_use] extern crate serde_derive;

use destiny2::Destiny2;
use reqwest::{
    Client,
    header::Authorization
};
use serde::{
    de::DeserializeOwned
};

#[macro_use]
mod macros;
pub mod destiny2;

header! { (XApiKey, "X-API-Key") => [String] }

pub struct BungieClient {
    api_key: String,
    oauth_token: Option<String>
}

impl BungieClient {
    
    pub fn new(api_key: String) -> BungieClient {
        BungieClient { api_key, oauth_token: None }
    }

    pub fn with_authentication_token(mut self, oauth_token: String) -> BungieClient {
        self.oauth_token = Some(oauth_token);
        self
    }

    pub fn destiny2(&self) -> Destiny2 {
        Destiny2 { bungie: &self }
    }

    fn send_request<T: DeserializeOwned>(&self, path: &str, body: Option<String>) -> Result<T, failure::Error> {
        let client = Client::new();
        let path = &("https://www.bungie.net/Platform".to_owned() + path);
        if body.is_some() {
            let mut request = client.post(path);
            if let Some(ref oauth_token) = self.oauth_token {
                request.header(Authorization(oauth_token.clone()));
            }
            request.header(XApiKey(self.api_key.clone()));
            request.body(body.unwrap());
            let mut response = request.send()?;
            Ok(response.json()?)
        } else {
            let mut request = client.get(path);
            if let Some(ref oauth_token) = self.oauth_token {
                request.header(Authorization(oauth_token.clone()));
            }
            request.header(XApiKey(self.api_key.clone()));
            let mut response = request.send()?;
            Ok(response.json()?)
        }
    }

}