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#pragma once

#include <memory>
#include <vector>
#include <cstdint>
#include <tuple>
#include "WaylandProtocol.hpp"
#include "wlr-layer-shell-unstable-v1.hpp"
#include "../helpers/Vector2D.hpp"
#include "../helpers/signal/Signal.hpp"
#include "types/SurfaceRole.hpp"

class CMonitor;
class CWLSurfaceResource;

class CLayerShellResource : public ISurfaceRole {
  public:
    CLayerShellResource(SP<CZwlrLayerSurfaceV1> resource_, SP<CWLSurfaceResource> surf_, std::string namespace_, CMonitor* pMonitor, zwlrLayerShellV1Layer layer);
    ~CLayerShellResource();

    bool                 good();
    void                 configure(const Vector2D& size);
    void                 sendClosed();
    virtual eSurfaceRole role();

    enum eCommittedState {
        STATE_SIZE          = (1 << 0),
        STATE_ANCHOR        = (1 << 1),
        STATE_EXCLUSIVE     = (1 << 2),
        STATE_MARGIN        = (1 << 3),
        STATE_INTERACTIVITY = (1 << 4),
        STATE_LAYER         = (1 << 5),
        STATE_EDGE          = (1 << 6),
    };

    struct {
        CSignal destroy;
        CSignal commit;
        CSignal map;
        CSignal unmap;
        CSignal newPopup; // wlr_xdg_popup*
    } events;

    struct SState {
        uint32_t                                anchor    = 0;
        int32_t                                 exclusive = 0;
        Vector2D                                desiredSize;
        zwlrLayerSurfaceV1KeyboardInteractivity interactivity = ZWLR_LAYER_SURFACE_V1_KEYBOARD_INTERACTIVITY_NONE;
        zwlrLayerShellV1Layer                   layer         = ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM;
        zwlrLayerSurfaceV1Anchor                exclusiveEdge = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP;
        uint32_t                                committed     = 0;

        struct {
            double left = 0, right = 0, top = 0, bottom = 0;
        } margin;

        void reset();
    } current, pending;

    Vector2D               size;
    std::string            layerNamespace;
    std::string            monitor = "";
    WP<CWLSurfaceResource> surface;
    bool                   mapped     = false;
    bool                   configured = false;

  private:
    SP<CZwlrLayerSurfaceV1> resource;

    struct {
        CHyprSignalListener commitSurface;
        CHyprSignalListener destroySurface;
    } listeners;

    bool                                       closed = false;

    std::vector<std::pair<uint32_t, Vector2D>> serials;
};

class CLayerShellProtocol : public IWaylandProtocol {
  public:
    CLayerShellProtocol(const wl_interface* iface, const int& ver, const std::string& name);

    virtual void bindManager(wl_client* client, void* data, uint32_t ver, uint32_t id);

  private:
    void onManagerResourceDestroy(wl_resource* res);
    void destroyResource(CLayerShellResource* surf);
    void onGetLayerSurface(CZwlrLayerShellV1* pMgr, uint32_t id, wl_resource* surface, wl_resource* output, zwlrLayerShellV1Layer layer, std::string namespace_);

    //
    std::vector<UP<CZwlrLayerShellV1>>   m_vManagers;
    std::vector<SP<CLayerShellResource>> m_vLayers;

    friend class CLayerShellResource;
};

namespace PROTO {
    inline UP<CLayerShellProtocol> layerShell;
};