#include "InputManager.hpp"
#include "../../Compositor.hpp"

void CInputManager::onMouseMoved(wlr_pointer_motion_event* e) {
    float sensitivity = g_pConfigManager->getFloat("general:sensitivity");

    const auto DELTA = g_pConfigManager->getInt("input:force_no_accel") == 1 ? Vector2D(e->unaccel_dx, e->unaccel_dy) : Vector2D(e->delta_x, e->delta_y);

    if (g_pConfigManager->getInt("general:apply_sens_to_raw") == 1)
        wlr_relative_pointer_manager_v1_send_relative_motion(g_pCompositor->m_sWLRRelPointerMgr, g_pCompositor->m_sSeat.seat, (uint64_t)e->time_msec * 1000, DELTA.x * sensitivity, DELTA.y * sensitivity, e->unaccel_dx * sensitivity, e->unaccel_dy * sensitivity);
    else
        wlr_relative_pointer_manager_v1_send_relative_motion(g_pCompositor->m_sWLRRelPointerMgr, g_pCompositor->m_sSeat.seat, (uint64_t)e->time_msec * 1000, DELTA.x, DELTA.y, e->unaccel_dx, e->unaccel_dy);

    wlr_cursor_move(g_pCompositor->m_sWLRCursor, &e->pointer->base, DELTA.x * sensitivity, DELTA.y * sensitivity);

    mouseMoveUnified(e->time_msec);

    m_tmrLastCursorMovement.reset();
}

void CInputManager::onMouseWarp(wlr_pointer_motion_absolute_event* e) {
    wlr_cursor_warp_absolute(g_pCompositor->m_sWLRCursor, &e->pointer->base, e->x, e->y);

    mouseMoveUnified(e->time_msec);

    m_tmrLastCursorMovement.reset();
}

void CInputManager::mouseMoveUnified(uint32_t time, bool refocus) {

    static auto *const PFOLLOWMOUSE = &g_pConfigManager->getConfigValuePtr("input:follow_mouse")->intValue;
    static auto* const PMOUSEDPMS = &g_pConfigManager->getConfigValuePtr("misc:mouse_move_enables_dpms")->intValue;

    if (!g_pCompositor->m_bReadyToProcess)
        return;

    if (!g_pCompositor->m_sSeat.mouse) {
        Debug::log(ERR, "BUG THIS: Mouse move on mouse nullptr!");
        return;
    }

    if (g_pCompositor->m_sSeat.mouse->virt)
        return; // don't refocus on virt

    if (!g_pCompositor->m_bDPMSStateON && *PMOUSEDPMS) {
        // enable dpms
        g_pKeybindManager->dpms("on");
    }

    Vector2D mouseCoords = getMouseCoordsInternal();
    const auto MOUSECOORDSFLOORED = mouseCoords.floor();

    if (MOUSECOORDSFLOORED == m_vLastCursorPosFloored && !refocus)
        return;

    m_vLastCursorPosFloored = MOUSECOORDSFLOORED;

    const auto PMONITOR = g_pCompositor->getMonitorFromCursor();

    bool didConstraintOnCursor = false;

    // constraints
    // All constraints TODO: multiple mice?
    if (g_pCompositor->m_sSeat.mouse->currentConstraint) {
        // XWayland windows sometimes issue constraints weirdly.
        // TODO: We probably should search their parent. wlr_xwayland_surface->parent
        const auto CONSTRAINTWINDOW = g_pCompositor->getConstraintWindow(g_pCompositor->m_sSeat.mouse);

        if (!CONSTRAINTWINDOW) {
            g_pCompositor->m_sSeat.mouse->currentConstraint = nullptr;
        } else {
            // Native Wayland apps know how 2 constrain themselves.
            // XWayland, we just have to accept them. Might cause issues, but thats XWayland for ya.
            const auto CONSTRAINTPOS = CONSTRAINTWINDOW->m_bIsX11 ? Vector2D(CONSTRAINTWINDOW->m_uSurface.xwayland->x, CONSTRAINTWINDOW->m_uSurface.xwayland->y) : CONSTRAINTWINDOW->m_vRealPosition.vec();
            const auto CONSTRAINTSIZE = CONSTRAINTWINDOW->m_bIsX11 ? Vector2D(CONSTRAINTWINDOW->m_uSurface.xwayland->width, CONSTRAINTWINDOW->m_uSurface.xwayland->height) : CONSTRAINTWINDOW->m_vRealSize.vec();

            if (!VECINRECT(mouseCoords, CONSTRAINTPOS.x, CONSTRAINTPOS.y, CONSTRAINTPOS.x + CONSTRAINTSIZE.x - 1.0, CONSTRAINTPOS.y + CONSTRAINTSIZE.y - 1.0)) {
                if (g_pCompositor->m_sSeat.mouse->constraintActive) {
                    Vector2D newConstrainedCoords = mouseCoords;

                    if (mouseCoords.x < CONSTRAINTPOS.x)
                        newConstrainedCoords.x = CONSTRAINTPOS.x;
                    else if (mouseCoords.x >= CONSTRAINTPOS.x + CONSTRAINTSIZE.x)
                        newConstrainedCoords.x = CONSTRAINTPOS.x + CONSTRAINTSIZE.x - 1.0;

                    if (mouseCoords.y < CONSTRAINTPOS.y)
                        newConstrainedCoords.y = CONSTRAINTPOS.y;
                    else if (mouseCoords.y >= CONSTRAINTPOS.y + CONSTRAINTSIZE.y)
                        newConstrainedCoords.y = CONSTRAINTPOS.y + CONSTRAINTSIZE.y - 1.0;

                    wlr_cursor_warp_closest(g_pCompositor->m_sWLRCursor, g_pCompositor->m_sSeat.mouse->mouse, newConstrainedCoords.x, newConstrainedCoords.y);

                    mouseCoords = newConstrainedCoords;

                    didConstraintOnCursor = true;
                }
            } else {
                if ((!CONSTRAINTWINDOW->m_bIsX11 && PMONITOR && CONSTRAINTWINDOW->m_iWorkspaceID == PMONITOR->activeWorkspace) || (CONSTRAINTWINDOW->m_bIsX11)) {
                    g_pCompositor->m_sSeat.mouse->constraintActive = true;
                    didConstraintOnCursor = true;
                }
            }
        }
    }

    // update stuff
    updateDragIcon();

    g_pLayoutManager->getCurrentLayout()->onMouseMove(getMouseCoordsInternal());

    // focus
    wlr_surface* foundSurface = nullptr;

    if (didConstraintOnCursor)
        return; // don't process when cursor constrained

    if (PMONITOR && PMONITOR != g_pCompositor->m_pLastMonitor) {
        g_pCompositor->m_pLastMonitor = PMONITOR;

        // set active workspace and deactivate all other in wlr
        const auto ACTIVEWORKSPACE = g_pCompositor->getWorkspaceByID(PMONITOR->activeWorkspace);
        g_pCompositor->deactivateAllWLRWorkspaces(ACTIVEWORKSPACE->m_pWlrHandle);
        ACTIVEWORKSPACE->setActive(true);

        // event
        g_pEventManager->postEvent(SHyprIPCEvent{"activemon", PMONITOR->szName + "," + ACTIVEWORKSPACE->m_szName});
    }

    Vector2D surfaceCoords;
    Vector2D surfacePos = Vector2D(-1337, -1337);
    CWindow* pFoundWindow = nullptr;
    SLayerSurface* pFoundLayerSurface = nullptr;

    // overlay is above fullscreen
    if (!foundSurface)
        foundSurface = g_pCompositor->vectorToLayerSurface(mouseCoords, &PMONITOR->m_aLayerSurfaceLists[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY], &surfaceCoords, &pFoundLayerSurface);

    // then, we check if the workspace doesnt have a fullscreen window
    const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(PMONITOR->activeWorkspace);
    if (PWORKSPACE->m_bHasFullscreenWindow && !foundSurface && PWORKSPACE->m_efFullscreenMode == FULLSCREEN_FULL) {
        pFoundWindow = g_pCompositor->getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
        foundSurface = g_pXWaylandManager->getWindowSurface(pFoundWindow);
        surfacePos = pFoundWindow->m_vRealPosition.vec();

        // only check floating because tiled cant be over fullscreen
        for (auto w = g_pCompositor->m_vWindows.rbegin(); w != g_pCompositor->m_vWindows.rend(); w++) {
            wlr_box box = {(*w)->m_vRealPosition.vec().x, (*w)->m_vRealPosition.vec().y, (*w)->m_vRealSize.vec().x, (*w)->m_vRealSize.vec().y};
            if ((((*w)->m_bIsFloating && (*w)->m_bIsMapped && (*w)->m_bCreatedOverFullscreen) || ((*w)->m_iWorkspaceID == SPECIAL_WORKSPACE_ID && PMONITOR->specialWorkspaceOpen)) && wlr_box_contains_point(&box, mouseCoords.x, mouseCoords.y) && g_pCompositor->isWorkspaceVisible((*w)->m_iWorkspaceID) && !(*w)->m_bHidden) {
                pFoundWindow = (*w).get();

                if (!pFoundWindow->m_bIsX11) {
                    foundSurface = g_pCompositor->vectorWindowToSurface(mouseCoords, pFoundWindow, surfaceCoords);
                    surfacePos = Vector2D(-1337, -1337);
                } else {
                    foundSurface = g_pXWaylandManager->getWindowSurface(pFoundWindow);
                    surfacePos = pFoundWindow->m_vRealPosition.vec();
                }

                break;
            }
        }
    }

    if (!foundSurface)
        foundSurface = g_pCompositor->vectorToLayerSurface(mouseCoords, &PMONITOR->m_aLayerSurfaceLists[ZWLR_LAYER_SHELL_V1_LAYER_TOP], &surfaceCoords, &pFoundLayerSurface);

    // then windows
    if (!foundSurface) {
        if (PWORKSPACE->m_bHasFullscreenWindow && PWORKSPACE->m_efFullscreenMode == FULLSCREEN_MAXIMIZED) {

            if (PMONITOR->specialWorkspaceOpen) {
                pFoundWindow = g_pCompositor->vectorToWindowIdeal(mouseCoords);

                if (pFoundWindow && pFoundWindow->m_iWorkspaceID != SPECIAL_WORKSPACE_ID) {
                    pFoundWindow = g_pCompositor->getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
                }
            } else {
                pFoundWindow = g_pCompositor->vectorToWindowIdeal(mouseCoords);

                if (!(pFoundWindow && pFoundWindow->m_bIsFloating && pFoundWindow->m_bCreatedOverFullscreen))
                    pFoundWindow = g_pCompositor->getFullscreenWindowOnWorkspace(PWORKSPACE->m_iID);
            }
        } else
            pFoundWindow = g_pCompositor->vectorToWindowIdeal(mouseCoords);

        if (pFoundWindow) {
            if (!pFoundWindow->m_bIsX11) {
                foundSurface = g_pCompositor->vectorWindowToSurface(mouseCoords, pFoundWindow, surfaceCoords);
            } else {
                foundSurface = g_pXWaylandManager->getWindowSurface(pFoundWindow);
                surfacePos = pFoundWindow->m_vRealPosition.vec();
            }
        }
    }

    // then surfaces below
    if (!foundSurface)
        foundSurface = g_pCompositor->vectorToLayerSurface(mouseCoords, &PMONITOR->m_aLayerSurfaceLists[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM], &surfaceCoords, &pFoundLayerSurface);

    if (!foundSurface)
        foundSurface = g_pCompositor->vectorToLayerSurface(mouseCoords, &PMONITOR->m_aLayerSurfaceLists[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND], &surfaceCoords, &pFoundLayerSurface);

    if (!foundSurface) {
        if (m_ecbClickBehavior == CLICKMODE_KILL)
            wlr_xcursor_manager_set_cursor_image(g_pCompositor->m_sWLRXCursorMgr, "crosshair", g_pCompositor->m_sWLRCursor);
        else
            wlr_xcursor_manager_set_cursor_image(g_pCompositor->m_sWLRXCursorMgr, "left_ptr", g_pCompositor->m_sWLRCursor);

        wlr_seat_pointer_clear_focus(g_pCompositor->m_sSeat.seat);

        if (refocus) { // if we are forcing a refocus, and we don't find a surface, clear the kb focus too!
            g_pCompositor->focusSurface(nullptr);

            g_pCompositor->m_pLastWindow = nullptr;
        }

        return;
    }

    if (time)
        wlr_idle_notify_activity(g_pCompositor->m_sWLRIdle, g_pCompositor->m_sSeat.seat);

    Vector2D surfaceLocal = surfacePos == Vector2D(-1337, -1337) ? surfaceCoords : mouseCoords - surfacePos;

    if (pFoundWindow && !pFoundWindow->m_bIsX11 && surfacePos != Vector2D(-1337, -1337)) {
        // calc for oversized windows... fucking bullshit.
        wlr_box geom;
        wlr_xdg_surface_get_geometry(pFoundWindow->m_uSurface.xdg, &geom);

        surfaceLocal = mouseCoords - surfacePos + Vector2D(geom.x, geom.y);
    }

    if (pFoundWindow) {
        if (*PFOLLOWMOUSE != 1 && !refocus) {
            if (pFoundWindow != g_pCompositor->m_pLastWindow && g_pCompositor->windowValidMapped(g_pCompositor->m_pLastWindow) && (g_pCompositor->m_pLastWindow->m_bIsFloating != pFoundWindow->m_bIsFloating)) {
                // enter if change floating style
                g_pCompositor->focusWindow(pFoundWindow, foundSurface);
                wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
            } else if (*PFOLLOWMOUSE == 2) {
                wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
            }

            if (pFoundWindow == g_pCompositor->m_pLastWindow && foundSurface != g_pCompositor->m_pLastFocus) {
                // we changed the subsurface
                wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
            }

            wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, time, surfaceLocal.x, surfaceLocal.y);
            return;  // don't enter any new surfaces
        } else {
            g_pCompositor->focusWindow(pFoundWindow, foundSurface);
        }
    } else if (pFoundLayerSurface && pFoundLayerSurface->layerSurface->current.keyboard_interactive)
        g_pCompositor->focusSurface(foundSurface);

    wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, foundSurface, surfaceLocal.x, surfaceLocal.y);
    wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, time, surfaceLocal.x, surfaceLocal.y);
}

void CInputManager::onMouseButton(wlr_pointer_button_event* e) {
    wlr_idle_notify_activity(g_pCompositor->m_sWLRIdle, g_pCompositor->m_sSeat.seat);

    m_tmrLastCursorMovement.reset();

    switch (m_ecbClickBehavior) {
        case CLICKMODE_DEFAULT:
            processMouseDownNormal(e);
            break;
        case CLICKMODE_KILL:
            processMouseDownKill(e);
            break;
        default:
            break;
    }
}

void CInputManager::processMouseRequest(wlr_seat_pointer_request_set_cursor_event* e) {
    if (!g_pHyprRenderer->shouldRenderCursor())
        return;

    if (!e->surface) {
        g_pHyprRenderer->m_bWindowRequestedCursorHide = true;
    } else {
        g_pHyprRenderer->m_bWindowRequestedCursorHide = false;
    }

    if (m_ecbClickBehavior == CLICKMODE_KILL) {
        wlr_xcursor_manager_set_cursor_image(g_pCompositor->m_sWLRXCursorMgr, "crosshair", g_pCompositor->m_sWLRCursor);
        return;
    }

    if (e->seat_client == g_pCompositor->m_sSeat.seat->pointer_state.focused_client)
        wlr_cursor_set_surface(g_pCompositor->m_sWLRCursor, e->surface, e->hotspot_x, e->hotspot_y);
}

eClickBehaviorMode CInputManager::getClickMode() {
    return m_ecbClickBehavior;
}

void CInputManager::setClickMode(eClickBehaviorMode mode) {
    switch (mode) {
        case CLICKMODE_DEFAULT:
            Debug::log(LOG, "SetClickMode: DEFAULT");
            m_ecbClickBehavior = CLICKMODE_DEFAULT;
            wlr_xcursor_manager_set_cursor_image(g_pCompositor->m_sWLRXCursorMgr, "left_ptr", g_pCompositor->m_sWLRCursor);
            break;

        case CLICKMODE_KILL:
            Debug::log(LOG, "SetClickMode: KILL");
            m_ecbClickBehavior = CLICKMODE_KILL;

            // remove constraints
            g_pCompositor->m_sSeat.mouse->constraintActive = false;
            refocus();

            // set cursor
            wlr_xcursor_manager_set_cursor_image(g_pCompositor->m_sWLRXCursorMgr, "crosshair", g_pCompositor->m_sWLRCursor);
            break;
        default:
            break;
    } 
}

void CInputManager::processMouseDownNormal(wlr_pointer_button_event* e) {
    const auto PKEYBOARD = wlr_seat_get_keyboard(g_pCompositor->m_sSeat.seat);

    if (!PKEYBOARD) {  // ???
        Debug::log(ERR, "No active keyboard in processMouseDownNormal??");
        return;
    }

    // notify the keybind manager
    static auto *const PPASSMOUSE = &g_pConfigManager->getConfigValuePtr("binds:pass_mouse_when_bound")->intValue;
    const auto PASS = g_pKeybindManager->onMouseEvent(e);

    if (!PASS && !*PPASSMOUSE)
        return;

    switch (e->state) {
        case WLR_BUTTON_PRESSED:
            if (!g_pCompositor->m_sSeat.mouse->currentConstraint)
                refocus();

            // if clicked on a floating window make it top
            if (g_pCompositor->windowValidMapped(g_pCompositor->m_pLastWindow) && g_pCompositor->m_pLastWindow->m_bIsFloating)
                g_pCompositor->moveWindowToTop(g_pCompositor->m_pLastWindow);

            if ((e->button == BTN_LEFT || e->button == BTN_RIGHT) && wlr_keyboard_get_modifiers(PKEYBOARD) == (uint32_t)g_pConfigManager->getInt("general:main_mod_internal")) {
                currentlyDraggedWindow = g_pCompositor->windowFromCursor();
                dragButton = e->button;

                g_pLayoutManager->getCurrentLayout()->onBeginDragWindow();

                return;
            }
            break;
        case WLR_BUTTON_RELEASED:
            if (currentlyDraggedWindow) {
                g_pLayoutManager->getCurrentLayout()->onEndDragWindow();
                currentlyDraggedWindow = nullptr;
                dragButton = -1;
            }

            break;
    }

    // notify app if we didnt handle it
    if (g_pCompositor->doesSeatAcceptInput(g_pCompositor->m_pLastFocus)) {
        wlr_seat_pointer_notify_button(g_pCompositor->m_sSeat.seat, e->time_msec, e->button, e->state);
    }
}

void CInputManager::processMouseDownKill(wlr_pointer_button_event* e) {
    switch (e->state) {
        case WLR_BUTTON_PRESSED: {
            const auto PWINDOW = g_pCompositor->m_pLastWindow;

            if (!g_pCompositor->windowValidMapped(PWINDOW)){
                Debug::log(ERR, "Cannot kill invalid window!");
                break;
            }

            // kill the mf
            kill(PWINDOW->getPID(), SIGKILL);
            break;
        }
        case WLR_BUTTON_RELEASED:
            break;
        default:
            break;
    }

    // reset click behavior mode
    m_ecbClickBehavior = CLICKMODE_DEFAULT;
}

void CInputManager::onMouseWheel(wlr_pointer_axis_event* e) {
    bool passEvent = g_pKeybindManager->onAxisEvent(e);

    wlr_idle_notify_activity(g_pCompositor->m_sWLRIdle, g_pCompositor->m_sSeat.seat);

    if (passEvent) {
        wlr_seat_pointer_notify_axis(g_pCompositor->m_sSeat.seat, e->time_msec, e->orientation, e->delta, e->delta_discrete, e->source);
    }
}

Vector2D CInputManager::getMouseCoordsInternal() {
    return Vector2D(g_pCompositor->m_sWLRCursor->x, g_pCompositor->m_sWLRCursor->y);
}

void CInputManager::newKeyboard(wlr_input_device* keyboard) {
    const auto PNEWKEYBOARD = &m_lKeyboards.emplace_back();

    PNEWKEYBOARD->keyboard = keyboard;

    try {
        PNEWKEYBOARD->name = std::string(keyboard->name);
    } catch (std::exception& e) {
        Debug::log(ERR, "Keyboard had no name???");  // logic error
    }

    PNEWKEYBOARD->hyprListener_keyboardMod.initCallback(&wlr_keyboard_from_input_device(keyboard)->events.modifiers, &Events::listener_keyboardMod, PNEWKEYBOARD, "Keyboard");
    PNEWKEYBOARD->hyprListener_keyboardKey.initCallback(&wlr_keyboard_from_input_device(keyboard)->events.key, &Events::listener_keyboardKey, PNEWKEYBOARD, "Keyboard");
    PNEWKEYBOARD->hyprListener_keyboardDestroy.initCallback(&keyboard->events.destroy, &Events::listener_keyboardDestroy, PNEWKEYBOARD, "Keyboard");

    if (m_pActiveKeyboard)
        m_pActiveKeyboard->active = false;
    m_pActiveKeyboard = PNEWKEYBOARD;

    applyConfigToKeyboard(PNEWKEYBOARD);

    wlr_seat_set_keyboard(g_pCompositor->m_sSeat.seat, wlr_keyboard_from_input_device(keyboard));

    Debug::log(LOG, "New keyboard created, pointers Hypr: %x and WLR: %x", PNEWKEYBOARD, keyboard);
}

void CInputManager::setKeyboardLayout() {
    for (auto& k : m_lKeyboards)
        applyConfigToKeyboard(&k);
}

void CInputManager::applyConfigToKeyboard(SKeyboard* pKeyboard) {
    auto devname = pKeyboard->name;
    transform(devname.begin(), devname.end(), devname.begin(), ::tolower);

    const auto HASCONFIG = g_pConfigManager->deviceConfigExists(devname);

    Debug::log(LOG, "ApplyConfigToKeyboard for \"%s\", hasconfig: %i", pKeyboard->name.c_str(), (int)HASCONFIG);

    ASSERT(pKeyboard);

    if (!wlr_keyboard_from_input_device(pKeyboard->keyboard))
        return;

    const auto REPEATRATE = HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "repeat_rate") : g_pConfigManager->getInt("input:repeat_rate");
    const auto REPEATDELAY = HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "repeat_delay") : g_pConfigManager->getInt("input:repeat_delay");

    const auto NUMLOCKON = HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "numlock_by_default") : g_pConfigManager->getInt("input:numlock_by_default");

    const auto RULES = HASCONFIG ? g_pConfigManager->getDeviceString(devname, "kb_rules") : g_pConfigManager->getString("input:kb_rules");
    const auto MODEL = HASCONFIG ? g_pConfigManager->getDeviceString(devname, "kb_model") : g_pConfigManager->getString("input:kb_model");
    const auto LAYOUT = HASCONFIG ? g_pConfigManager->getDeviceString(devname, "kb_layout") : g_pConfigManager->getString("input:kb_layout");
    const auto VARIANT = HASCONFIG ? g_pConfigManager->getDeviceString(devname, "kb_variant") : g_pConfigManager->getString("input:kb_variant");
    const auto OPTIONS = HASCONFIG ? g_pConfigManager->getDeviceString(devname, "kb_options") : g_pConfigManager->getString("input:kb_options");

    try {
        if (NUMLOCKON == pKeyboard->numlockOn && REPEATDELAY == pKeyboard->repeatDelay && REPEATRATE == pKeyboard->repeatRate && RULES != "" && RULES == pKeyboard->currentRules.rules && MODEL == pKeyboard->currentRules.model && LAYOUT == pKeyboard->currentRules.layout && VARIANT == pKeyboard->currentRules.variant && OPTIONS == pKeyboard->currentRules.options) {
            Debug::log(LOG, "Not applying config to keyboard, it did not change.");
            return;
        }
    } catch (std::exception& e) {
        // can be libc errors for null std::string
        // we can ignore those and just apply
    }

    wlr_keyboard_set_repeat_info(wlr_keyboard_from_input_device(pKeyboard->keyboard), std::max(0, REPEATRATE), std::max(0, REPEATDELAY));

    pKeyboard->repeatDelay = REPEATDELAY;
    pKeyboard->repeatRate = REPEATRATE;
    pKeyboard->numlockOn = NUMLOCKON;

    xkb_rule_names rules = {
        .rules = RULES.c_str(),
        .model = MODEL.c_str(),
        .layout = LAYOUT.c_str(),
        .variant = VARIANT.c_str(),
        .options = OPTIONS.c_str()};

    pKeyboard->currentRules.rules = RULES;
    pKeyboard->currentRules.model = MODEL;
    pKeyboard->currentRules.variant = VARIANT;
    pKeyboard->currentRules.options = OPTIONS;
    pKeyboard->currentRules.layout = LAYOUT;

    const auto CONTEXT = xkb_context_new(XKB_CONTEXT_NO_FLAGS);

    if (!CONTEXT) {
        Debug::log(ERR, "applyConfigToKeyboard: CONTEXT null??");
        return;
    }

    Debug::log(LOG, "Attempting to create a keymap for layout %s with variant %s (rules: %s, model: %s, options: %s)", rules.layout, rules.variant, rules.rules, rules.model, rules.options);

    auto KEYMAP = xkb_keymap_new_from_names(CONTEXT, &rules, XKB_KEYMAP_COMPILE_NO_FLAGS);

    if (!KEYMAP) {
        Debug::log(ERR, "Keyboard layout %s with variant %s (rules: %s, model: %s, options: %s) couldn't have been loaded.", rules.layout, rules.variant, rules.rules, rules.model, rules.options);
        memset(&rules, 0, sizeof(rules));

        pKeyboard->currentRules.rules = "";
        pKeyboard->currentRules.model = "";
        pKeyboard->currentRules.variant = "";
        pKeyboard->currentRules.options = "";
        pKeyboard->currentRules.layout = "";

        KEYMAP = xkb_keymap_new_from_names(CONTEXT, &rules, XKB_KEYMAP_COMPILE_NO_FLAGS);
    }

    wlr_keyboard_set_keymap(wlr_keyboard_from_input_device(pKeyboard->keyboard), KEYMAP);

    wlr_keyboard_modifiers wlrMods = {0};

    if (NUMLOCKON == 1) {
        // lock numlock
        const auto IDX = xkb_map_mod_get_index(KEYMAP, XKB_MOD_NAME_NUM);

        if (IDX != XKB_MOD_INVALID)
            wlrMods.locked |= (uint32_t)1 << IDX;
    }

    if (wlrMods.locked != 0) {
        wlr_keyboard_notify_modifiers(wlr_keyboard_from_input_device(pKeyboard->keyboard), 0, 0, wlrMods.locked, 0);
    }

    xkb_keymap_unref(KEYMAP);
    xkb_context_unref(CONTEXT);

    Debug::log(LOG, "Set the keyboard layout to %s and variant to %s for keyboard \"%s\"", rules.layout, rules.variant, pKeyboard->keyboard->name);
} 

void CInputManager::newMouse(wlr_input_device* mouse, bool virt) {
    m_lMice.emplace_back();
    const auto PMOUSE = &m_lMice.back();

    PMOUSE->mouse = mouse;
    PMOUSE->virt = virt;
    try {
        PMOUSE->name = std::string(mouse->name);
    } catch(std::exception& e) {
        Debug::log(ERR, "Mouse had no name???"); // logic error
    }

    if (wlr_input_device_is_libinput(mouse)) {
        const auto LIBINPUTDEV = (libinput_device*)wlr_libinput_get_device_handle(mouse);

        Debug::log(LOG, "New mouse has libinput sens %.2f (%.2f) with accel profile %i (%i)", libinput_device_config_accel_get_speed(LIBINPUTDEV), libinput_device_config_accel_get_default_speed(LIBINPUTDEV), libinput_device_config_accel_get_profile(LIBINPUTDEV), libinput_device_config_accel_get_default_profile(LIBINPUTDEV));
    }

    setMouseConfigs();

    PMOUSE->hyprListener_destroyMouse.initCallback(&mouse->events.destroy, &Events::listener_destroyMouse, PMOUSE, "Mouse");

    wlr_cursor_attach_input_device(g_pCompositor->m_sWLRCursor, mouse);

    g_pCompositor->m_sSeat.mouse = PMOUSE;

    m_tmrLastCursorMovement.reset();

    Debug::log(LOG, "New mouse created, pointer WLR: %x", mouse);
}

void CInputManager::setMouseConfigs() {
    for (auto& m : m_lMice) {
        const auto PMOUSE = &m;

        auto devname = PMOUSE->name;
        transform(devname.begin(), devname.end(), devname.begin(), ::tolower);

        const auto HASCONFIG = g_pConfigManager->deviceConfigExists(devname);

        if (wlr_input_device_is_libinput(m.mouse)) {
            const auto LIBINPUTDEV = (libinput_device*)wlr_libinput_get_device_handle(m.mouse);

            if ((HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "clickfinger_behavior") : g_pConfigManager->getInt("input:touchpad:clickfinger_behavior")) == 0)  // toggle software buttons or clickfinger
                libinput_device_config_click_set_method(LIBINPUTDEV, LIBINPUT_CONFIG_CLICK_METHOD_BUTTON_AREAS);
            else
                libinput_device_config_click_set_method(LIBINPUTDEV, LIBINPUT_CONFIG_CLICK_METHOD_CLICKFINGER);

            if (libinput_device_config_middle_emulation_is_available(LIBINPUTDEV)) {  // middleclick on r+l mouse button pressed
                if ((HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "middle_button_emulation") : g_pConfigManager->getInt("input:touchpad:middle_button_emulation")) == 1)
                    libinput_device_config_middle_emulation_set_enabled(LIBINPUTDEV, LIBINPUT_CONFIG_MIDDLE_EMULATION_ENABLED);
                else
                    libinput_device_config_middle_emulation_set_enabled(LIBINPUTDEV, LIBINPUT_CONFIG_MIDDLE_EMULATION_DISABLED);
            }

            if ((HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "drag_lock") : g_pConfigManager->getInt("input:touchpad:drag_lock")) == 0)
                libinput_device_config_tap_set_drag_lock_enabled(LIBINPUTDEV, LIBINPUT_CONFIG_DRAG_LOCK_DISABLED);
            else
                libinput_device_config_tap_set_drag_lock_enabled(LIBINPUTDEV, LIBINPUT_CONFIG_DRAG_LOCK_ENABLED);

            if (libinput_device_config_tap_get_finger_count(LIBINPUTDEV))  // this is for tapping (like on a laptop)
                if ((HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "tap-to-click") : g_pConfigManager->getInt("input:touchpad:tap-to-click")) == 1)
                    libinput_device_config_tap_set_enabled(LIBINPUTDEV, LIBINPUT_CONFIG_TAP_ENABLED);

            if (libinput_device_config_scroll_has_natural_scroll(LIBINPUTDEV)) {
                double w = 0, h = 0;

                if (libinput_device_has_capability(LIBINPUTDEV, LIBINPUT_DEVICE_CAP_POINTER) && libinput_device_get_size(LIBINPUTDEV, &w, &h) == 0)  // pointer with size is a touchpad
                    libinput_device_config_scroll_set_natural_scroll_enabled(LIBINPUTDEV, (HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "natural_scroll") : g_pConfigManager->getInt("input:touchpad:natural_scroll")));
                else
                    libinput_device_config_scroll_set_natural_scroll_enabled(LIBINPUTDEV, (HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "natural_scroll") : g_pConfigManager->getInt("input:natural_scroll")));
            }

            if (libinput_device_config_dwt_is_available(LIBINPUTDEV)) {
                const auto DWT = static_cast<enum libinput_config_dwt_state>((HASCONFIG ? g_pConfigManager->getDeviceInt(devname, "disable_while_typing") : g_pConfigManager->getInt("input:touchpad:disable_while_typing")) != 0);
                libinput_device_config_dwt_set_enabled(LIBINPUTDEV, DWT);
            }

            const auto LIBINPUTSENS = std::clamp((HASCONFIG ? g_pConfigManager->getDeviceFloat(devname, "sensitivity") : g_pConfigManager->getFloat("input:sensitivity")), -1.f, 1.f);

            libinput_device_config_accel_set_profile(LIBINPUTDEV, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
            libinput_device_config_accel_set_speed(LIBINPUTDEV, LIBINPUTSENS);

            Debug::log(LOG, "Applied config to mouse %s, sens %.2f", m.name.c_str(), LIBINPUTSENS);
        }
    }
}

void CInputManager::destroyKeyboard(SKeyboard* pKeyboard) {
    pKeyboard->hyprListener_keyboardDestroy.removeCallback();
    pKeyboard->hyprListener_keyboardMod.removeCallback();
    pKeyboard->hyprListener_keyboardKey.removeCallback();

    if (pKeyboard->active) {
        m_lKeyboards.remove(*pKeyboard);

        if (m_lKeyboards.size() > 0) {
            m_pActiveKeyboard = &m_lKeyboards.back();
            m_pActiveKeyboard->active = true;
        } else {
            m_pActiveKeyboard = nullptr;
        }
    }

    m_lKeyboards.remove(*pKeyboard);
}

void CInputManager::destroyMouse(wlr_input_device* mouse) {
    for (auto& m : m_lMice) {
        if (m.mouse == mouse) {
            m_lMice.remove(m);
            break;
        }
    }

    g_pCompositor->m_sSeat.mouse = m_lMice.size() > 0 ? &m_lMice.front() : nullptr;

    if (g_pCompositor->m_sSeat.mouse)
        g_pCompositor->m_sSeat.mouse->currentConstraint = nullptr;
}

void CInputManager::onKeyboardKey(wlr_keyboard_key_event* e, SKeyboard* pKeyboard) {
    bool passEvent = g_pKeybindManager->onKeyEvent(e, pKeyboard);

    wlr_idle_notify_activity(g_pCompositor->m_sWLRIdle, g_pCompositor->m_sSeat.seat);

    if (passEvent) {
        wlr_seat_set_keyboard(g_pCompositor->m_sSeat.seat, wlr_keyboard_from_input_device(pKeyboard->keyboard));
        wlr_seat_keyboard_notify_key(g_pCompositor->m_sSeat.seat, e->time_msec, e->keycode, e->state);
    }
}

void CInputManager::onKeyboardMod(void* data, SKeyboard* pKeyboard) {
    wlr_seat_set_keyboard(g_pCompositor->m_sSeat.seat, wlr_keyboard_from_input_device(pKeyboard->keyboard));
    wlr_seat_keyboard_notify_modifiers(g_pCompositor->m_sSeat.seat, &wlr_keyboard_from_input_device(pKeyboard->keyboard)->modifiers);
}

void CInputManager::refocus() {
    mouseMoveUnified(0, true);
}

void CInputManager::updateDragIcon() {
    if (!g_pInputManager->m_sDrag.dragIcon)
        return;

    switch (g_pInputManager->m_sDrag.dragIcon->drag->grab_type) {
        case WLR_DRAG_GRAB_KEYBOARD:
            break;
        case WLR_DRAG_GRAB_KEYBOARD_POINTER: {
            wlr_box box = {g_pInputManager->m_sDrag.pos.x - 2, g_pInputManager->m_sDrag.pos.y - 2, g_pInputManager->m_sDrag.dragIcon->surface->current.width + 4, g_pInputManager->m_sDrag.dragIcon->surface->current.height + 4};
            g_pHyprRenderer->damageBox(&box);
            g_pInputManager->m_sDrag.pos = g_pInputManager->getMouseCoordsInternal();
            break;
        }
        default:
            break;
    }
}

void CInputManager::recheckConstraint(SMouse* pMouse) {
    if (!pMouse->currentConstraint)
        return;

    const auto PREGION = &pMouse->currentConstraint->region;

    if (pMouse->currentConstraint->type == WLR_POINTER_CONSTRAINT_V1_CONFINED) {
        pixman_region32_copy(&pMouse->confinedTo, PREGION);
    } else {
        pixman_region32_clear(&pMouse->confinedTo);
    }

    const auto PWINDOW = g_pCompositor->getConstraintWindow(g_pCompositor->m_sSeat.mouse);
    const auto PWINDOWNAME = PWINDOW ? PWINDOW->m_szTitle : "";

    Debug::log(LOG, "Constraint rechecked: %i, %i to %i, %i for %x (window name: %s)", PREGION->extents.x1, PREGION->extents.y1, PREGION->extents.x2, PREGION->extents.y2, pMouse->currentConstraint->surface, PWINDOWNAME.c_str());
}

void CInputManager::constrainMouse(SMouse* pMouse, wlr_pointer_constraint_v1* constraint) {

    if (pMouse->currentConstraint == constraint)
        return;

    const auto PWINDOW = g_pCompositor->getWindowFromSurface(constraint->surface);
    const auto MOUSECOORDS = getMouseCoordsInternal();

    pMouse->hyprListener_commitConstraint.removeCallback();

    if (pMouse->currentConstraint) {
        if (!constraint) {
            // warpe to hint

            if (constraint->current.committed & WLR_POINTER_CONSTRAINT_V1_STATE_CURSOR_HINT) {
                if (PWINDOW) {
                    if (PWINDOW->m_bIsX11) {
                        wlr_cursor_warp(g_pCompositor->m_sWLRCursor, nullptr,
                                        constraint->current.cursor_hint.x + PWINDOW->m_uSurface.xwayland->x, PWINDOW->m_uSurface.xwayland->y + PWINDOW->m_vRealPosition.vec().y);

                        wlr_seat_pointer_warp(constraint->seat, constraint->current.cursor_hint.x, constraint->current.cursor_hint.y);
                    } else {
                        wlr_cursor_warp(g_pCompositor->m_sWLRCursor, nullptr,
                                        constraint->current.cursor_hint.x + PWINDOW->m_vRealPosition.vec().x, constraint->current.cursor_hint.y + PWINDOW->m_vRealPosition.vec().y);

                        wlr_seat_pointer_warp(constraint->seat, constraint->current.cursor_hint.x, constraint->current.cursor_hint.y);
                    }
                }
            }
        }
        
        wlr_pointer_constraint_v1_send_deactivated(pMouse->currentConstraint);
    }

    pMouse->currentConstraint = constraint;
    pMouse->constraintActive = true;

    if (pixman_region32_not_empty(&constraint->current.region)) {
        pixman_region32_intersect(&constraint->region, &constraint->surface->input_region, &constraint->current.region);
    } else {
        pixman_region32_copy(&constraint->region, &constraint->surface->input_region);
    }

    // warp to the constraint
    recheckConstraint(pMouse);

    wlr_pointer_constraint_v1_send_activated(pMouse->currentConstraint);

    pMouse->hyprListener_commitConstraint.initCallback(&pMouse->currentConstraint->surface->events.commit, &Events::listener_commitConstraint, pMouse, "Mouse constraint commit");

    Debug::log(LOG, "Constrained mouse to %x", pMouse->currentConstraint);
}

void Events::listener_commitConstraint(void* owner, void* data) {
    //g_pInputManager->recheckConstraint((SMouse*)owner);
}

void CInputManager::updateCapabilities(wlr_input_device* pDev) {
    // TODO: this is dumb

    switch (pDev->type) {
        case WLR_INPUT_DEVICE_KEYBOARD:
            m_uiCapabilities |= WL_SEAT_CAPABILITY_KEYBOARD;
            break;
        case WLR_INPUT_DEVICE_POINTER:
            m_uiCapabilities |= WL_SEAT_CAPABILITY_POINTER;
            break;
        case WLR_INPUT_DEVICE_TOUCH:
            m_uiCapabilities |= WL_SEAT_CAPABILITY_TOUCH;
            break;
        default:
            break;
    }

    wlr_seat_set_capabilities(g_pCompositor->m_sSeat.seat, m_uiCapabilities);
}

uint32_t CInputManager::accumulateModsFromAllKBs() {

    uint32_t finalMask = 0;

    for (auto& kb : m_lKeyboards) {
        finalMask |= wlr_keyboard_get_modifiers(wlr_keyboard_from_input_device(kb.keyboard));
    }

    return finalMask;
}