Restructure source and resource files (#46)

importantly, res is now res/res and css is now res/css

src/discord/websocket.cpp

@@ -0,0 +1,66 @@
+#include "websocket.hpp"
+#include <functional>
+
+Websocket::Websocket() {}
+
+void Websocket::StartConnection(std::string url) {
+    m_websocket.disableAutomaticReconnection();
+    m_websocket.setUrl(url);
+    m_websocket.setOnMessageCallback(std::bind(&Websocket::OnMessage, this, std::placeholders::_1));
+    m_websocket.setExtraHeaders(ix::WebSocketHttpHeaders { { "User-Agent", m_agent } }); // idk if this actually works
+    m_websocket.start();
+}
+
+void Websocket::SetUserAgent(std::string agent) {
+    m_agent = agent;
+}
+
+void Websocket::Stop() {
+    Stop(ix::WebSocketCloseConstants::kNormalClosureCode);
+}
+
+void Websocket::Stop(uint16_t code) {
+    m_websocket.stop(code);
+}
+
+bool Websocket::IsOpen() const {
+    auto state = m_websocket.getReadyState();
+    return state == ix::ReadyState::Open;
+}
+
+void Websocket::Send(const std::string &str) {
+    printf("sending %s\n", str.c_str());
+    m_websocket.sendText(str);
+}
+
+void Websocket::Send(const nlohmann::json &j) {
+    Send(j.dump());
+}
+
+void Websocket::OnMessage(const ix::WebSocketMessagePtr &msg) {
+    switch (msg->type) {
+        case ix::WebSocketMessageType::Open: {
+            m_signal_open.emit();
+        } break;
+        case ix::WebSocketMessageType::Close: {
+            m_signal_close.emit(msg->closeInfo.code);
+        } break;
+        case ix::WebSocketMessageType::Message: {
+            m_signal_message.emit(msg->str);
+        } break;
+        default:
+            break;
+    }
+}
+
+Websocket::type_signal_open Websocket::signal_open() {
+    return m_signal_open;
+}
+
+Websocket::type_signal_close Websocket::signal_close() {
+    return m_signal_close;
+}
+
+Websocket::type_signal_message Websocket::signal_message() {
+    return m_signal_message;
+}