feat(services): added hotkey_service (#634)

Co-authored-by: Yimura <24669514+Yimura@users.noreply.github.com>

src/services/hotkey/hotkey_service.cpp

@@ -0,0 +1,67 @@
+#include "hotkey_service.hpp"
+#include "fiber_pool.hpp"
+#include "util/teleport.hpp"
+
+namespace big
+{
+    hotkey_service::hotkey_service()
+    {
+        register_hotkey("waypoint", g->settings.hotkeys.teleport_waypoint, teleport::to_waypoint);
+        register_hotkey("objective", g->settings.hotkeys.teleport_objective, teleport::to_objective);
+
+        g_hotkey_service = this;
+    }
+
+    hotkey_service::~hotkey_service()
+    {
+        g_hotkey_service = nullptr;
+    }
+
+    void hotkey_service::register_hotkey(const std::string_view name, key_t key, hotkey_func func, eKeyState state, std::optional<std::chrono::high_resolution_clock::duration> cooldown)
+    {
+        m_hotkeys[state == eKeyState::RELEASE].emplace(key, hotkey(rage::joaat(name), key, func, cooldown));
+    }
+
+    bool hotkey_service::update_hotkey(const std::string_view name, const key_t key)
+    {
+        static auto update_hotkey_map = [key](hotkey_map& hotkey_map, rage::joaat_t name_hash) -> bool
+        {
+            if (const auto &it = std::find_if(hotkey_map.begin(), hotkey_map.end(), [name_hash](std::pair<key_t, hotkey> pair) -> bool
+                {
+                    return pair.second.name_hash() == name_hash;
+                }); it != hotkey_map.end())
+            {
+                auto hotkey = it->second;
+                hotkey.set_key(key);
+
+                hotkey_map.emplace(key, hotkey);
+                hotkey_map.erase(it);
+
+                return true;
+            }
+            return false;
+        };
+
+        const auto name_hash = rage::joaat(name);
+        return update_hotkey_map(m_hotkeys[1], name_hash) // released
+            && update_hotkey_map(m_hotkeys[0], name_hash); // down
+    }
+
+    void hotkey_service::wndproc(eKeyState state, key_t key)
+    {
+        if (state == eKeyState::RELEASE || state == eKeyState::DOWN)
+        {
+            auto &hotkey_map = m_hotkeys[state == eKeyState::RELEASE];
+            if (const auto &it = hotkey_map.find(key); it != hotkey_map.end())
+            {
+                if (auto &hotkey = it->second; hotkey.can_exec())
+                {
+                    g_fiber_pool->queue_job([&hotkey]
+                    {
+                        hotkey.exec();
+                    });
+                }
+            }
+        }
+    }
+}