#include "pihttpserver.h"

#include "piliterals_string.h"


PIHTTPServer::PIHTTPServer() {
	setRequestCallback([this](const MicrohttpdServer::Request & r) -> MicrohttpdServer::Reply {
		MicrohttpdServer::Reply rep;
		rep.setCode(404);
		auto in_path = r.path.split("/");
		in_path.removeAll("");
		auto it = functions.makeReverseIterator();
		while (it.next()) {
			if (it.value().function) {
				if (it.value().match(in_path)) {
					rep = it.value().function(r);
					break;
				}
			}
		}
		auto hit = reply_headers.makeIterator();
		while (hit.next())
			rep.addHeader(hit.key(), hit.value());
		return rep;
	});
}


PIHTTPServer::~PIHTTPServer() {
	stop();
}


void PIHTTPServer::registerPath(const PIString & path, RequestFunction functor) {
	auto & ep(functions[path]);
	ep.path     = path.split("/");
	ep.function = functor;
	ep.path.removeAll("");
}


bool PIHTTPServer::Endpoint::match(const PIStringList & in_path) const {
	if (in_path.size() != path.size()) return false;
	for (int i = 0; i < path.size_s(); ++i) {
		if (path[i] == "*"_a) continue;
		if (path[i] != in_path[i]) return false;
	}
	return true;
}