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pub mod path;
pub mod route;
pub mod builder;
pub mod handlers;
use Request;
use Response;
use StatusCode;
use Method;
use Handler;
use self::path::RequestPath;
use self::route::route::Route;
use self::route::builder::RouteBuilder;
use self::builder::RouterBuilder;
pub type HttpResult<T> = Result<T, StatusCode>;
#[derive(Debug, Clone)]
pub struct Router {
pub routes: Vec<Route>
}
impl Router {
pub fn new() -> Router {
Router{ routes: Vec::new() }
}
pub fn find_handler_with_defaults(&self, request: &Request) -> Handler {
let request_path = request.path();
let matching_routes = self.find_matching_routes(&request_path);
match matching_routes.len() {
x if x <= 0 => handlers::default_404_handler,
_ => {
self.find_for_method(&matching_routes, &request.method())
.unwrap_or(handlers::method_not_supported_handler)
}
}
}
pub fn find_handler(&self, request: &Request) -> Option<Handler> {
let request_path = request.path();
let matching_routes = self.find_matching_routes(&request_path);
match matching_routes.len() {
x if x <= 0 => None,
_ => {
self.find_for_method(&matching_routes, &request.method())
},
}
}
pub fn find_handler_with_method_and_path(&self, method: Method, request_path: &str) -> Option<Handler> {
let matching_routes = self.find_matching_routes(request_path);
match matching_routes.len() {
x if x <= 0 => None,
_ => {
self.find_for_method(&matching_routes, &method)
},
}
}
fn find_matching_routes(&self, request_path: &str) -> Vec<&Route> {
self.routes.iter()
.filter(|route| {
route.path.matcher.is_match(&request_path)
})
.collect()
}
pub fn find_for_method(&self, routes: &Vec<&Route>, method: &Method) -> Option<Handler> {
let method = method.clone();
routes.iter()
.find(|route| route.method == method)
.map(|route| route.handler)
}
}