pub struct Cookie(reqwest::header::HeaderValue);

impl Cookie{
	/// cookie is prepended with "session_id=" by this function
	pub fn new(cookie:&str)->Result<Self,reqwest::header::InvalidHeaderValue>{
		Ok(Self(reqwest::header::HeaderValue::from_str(&format!("session_id={}",cookie))?))
	}
}

#[derive(Clone)]
pub struct Context{
	pub base_url:String,
	client:reqwest::Client,
}

impl Context{
	pub fn new(base_url:String,cookie:Option<Cookie>)->reqwest::Result<Self>{
		Ok(Self{
			base_url,
			client:{
				let mut builder=reqwest::ClientBuilder::new();
				if let Some(mut cookie)=cookie{
					cookie.0.set_sensitive(true);
					let mut headers=reqwest::header::HeaderMap::new();
					headers.insert("Cookie",cookie.0);
					builder=builder.default_headers(headers);
				}
				builder.build()?
			},
		})
	}
	pub async fn get(&self,url:impl reqwest::IntoUrl)->Result<reqwest::Response,reqwest::Error>{
		self.client.get(url)
		.send().await
	}
	#[cfg(feature="internal")]
	pub async fn post_empty_body(&self,url:impl reqwest::IntoUrl)->Result<reqwest::Response,reqwest::Error>{
		self.client.post(url)
		.send().await
	}
	pub async fn post(&self,url:impl reqwest::IntoUrl,body:impl Into<reqwest::Body>)->Result<reqwest::Response,reqwest::Error>{
		self.client.post(url)
    	.header("Content-Type","application/json")
    	.body(body)
		.send().await
	}
}