#ifndef _FLUTTER_FILAMENT_FFI_API_H
#define _FLUTTER_FILAMENT_FFI_API_H

#include "DartFilamentApi.h"

#ifdef __cplusplus
extern "C"
{
#endif

    ///
    /// This header replicates most of the methods in FlutterFilamentApi.h, and is only intended to be used to generate client FFI bindings.
    /// The intention is that calling one of these methods will call its respective method in FlutterFilamentApi.h, but wrapped in some kind of thread runner to ensure thread safety.
    ///

    typedef int32_t EntityId;
    typedef void (*FilamentRenderCallback)(void *const owner);

    EMSCRIPTEN_KEEPALIVE void create_filament_viewer_ffi(
        void *const context,
        void *const platform,
        const char *uberArchivePath,
        const void *const loader,
        void (*renderCallback)(void *const renderCallbackOwner),
        void *const renderCallbackOwner,
        void (*callback)(void *const viewer));
    EMSCRIPTEN_KEEPALIVE void create_swap_chain_ffi(void *const viewer, void *const surface, uint32_t width, uint32_t height, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void destroy_swap_chain_ffi(void *const viewer, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void create_render_target_ffi(void *const viewer, intptr_t nativeTextureId, uint32_t width, uint32_t height, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void destroy_filament_viewer_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE void render_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE FilamentRenderCallback make_render_callback_fn_pointer(FilamentRenderCallback);
    EMSCRIPTEN_KEEPALIVE void set_rendering_ffi(void *const viewer, bool rendering);
    EMSCRIPTEN_KEEPALIVE void set_frame_interval_ffi(void *const viewer, float frameInterval);
    EMSCRIPTEN_KEEPALIVE void update_viewport_and_camera_projection_ffi(void *const viewer, const uint32_t width, const uint32_t height, const float scaleFactor, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void set_background_color_ffi(void *const viewer, const float r, const float g, const float b, const float a);
    EMSCRIPTEN_KEEPALIVE void clear_background_image_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE void set_background_image_ffi(void *const viewer, const char *path, bool fillHeight, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void set_background_image_position_ffi(void *const viewer, float x, float y, bool clamp);
    EMSCRIPTEN_KEEPALIVE void set_tone_mapping_ffi(void *const viewer, int toneMapping);
    EMSCRIPTEN_KEEPALIVE void set_bloom_ffi(void *const viewer, float strength);
    EMSCRIPTEN_KEEPALIVE void load_skybox_ffi(void *const viewer, const char *skyboxPath, void (*onComplete)());
    EMSCRIPTEN_KEEPALIVE void load_ibl_ffi(void *const viewer, const char *iblPath, float intensity);
    EMSCRIPTEN_KEEPALIVE void remove_skybox_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE void remove_ibl_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE void add_light_ffi(
        void *const viewer,
        uint8_t type,
        float colour,
        float intensity,
        float posX,
        float posY,
        float posZ,
        float dirX,
        float dirY,
        float dirZ,
        bool shadows,
        void (*callback)(EntityId));
    EMSCRIPTEN_KEEPALIVE void remove_light_ffi(void *const viewer, EntityId entityId);
    EMSCRIPTEN_KEEPALIVE void clear_lights_ffi(void *const viewer);
    EMSCRIPTEN_KEEPALIVE void load_glb_ffi(void *const sceneManager, const char *assetPath, int numInstances, void (*callback)(EntityId));
    EMSCRIPTEN_KEEPALIVE void load_glb_from_buffer_ffi(void *const sceneManager, const void *const data, size_t length, int numInstances, void (*callback)(EntityId));
    EMSCRIPTEN_KEEPALIVE void load_gltf_ffi(void *const sceneManager, const char *assetPath, const char *relativePath, void (*callback)(EntityId));
    EMSCRIPTEN_KEEPALIVE void create_instance_ffi(void *const sceneManager, EntityId entityId, void (*callback)(EntityId));
    EMSCRIPTEN_KEEPALIVE void remove_entity_ffi(void *const viewer, EntityId asset, void (*callback)());
    EMSCRIPTEN_KEEPALIVE void clear_entities_ffi(void *const viewer, void (*callback)());
    EMSCRIPTEN_KEEPALIVE void set_camera_ffi(void *const viewer, EntityId asset, const char *nodeName, void (*callback)(bool));
    EMSCRIPTEN_KEEPALIVE void apply_weights_ffi(
        void *const sceneManager,
        EntityId asset,
        const char *const entityName,
        float *const weights,
        int count);

    EMSCRIPTEN_KEEPALIVE void play_animation_ffi(void *const sceneManager, EntityId asset, int index, bool loop, bool reverse, bool replaceActive, float crossfade);
    EMSCRIPTEN_KEEPALIVE void set_animation_frame_ffi(void *const sceneManager, EntityId asset, int animationIndex, int animationFrame);
    EMSCRIPTEN_KEEPALIVE void stop_animation_ffi(void *const sceneManager, EntityId asset, int index);
    EMSCRIPTEN_KEEPALIVE void get_animation_count_ffi(void *const sceneManager, EntityId asset, void (*callback)(int));
    EMSCRIPTEN_KEEPALIVE void get_animation_name_ffi(void *const sceneManager, EntityId asset, char *const outPtr, int index, void (*callback)());
    EMSCRIPTEN_KEEPALIVE void get_morph_target_name_ffi(void *const sceneManager, EntityId asset, const char *meshName, char *const outPtr, int index, void (*callback)());
    EMSCRIPTEN_KEEPALIVE void get_morph_target_name_count_ffi(void *const sceneManager, EntityId asset, const char *meshName, void (*callback)(int32_t));
    EMSCRIPTEN_KEEPALIVE void set_morph_target_weights_ffi(void *const sceneManager,
                                                            EntityId asset,
                                                            const float *const morphData,
                                                            int numWeights,
                                                            void (*callback)(bool));

    EMSCRIPTEN_KEEPALIVE void set_bone_transform_ffi(
        void *sceneManager,
        EntityId asset,
        const char *entityName,
        const float *const transform,
        const char *boneName,
        void (*callback)(bool));
    EMSCRIPTEN_KEEPALIVE void add_bone_animation_ffi(
        void *sceneManager,
        EntityId asset,
        const float *const frameData,
        int numFrames,
        const char *const boneName,
        const char **const meshNames,
        int numMeshTargets,
        float frameLengthInMs,
        bool isModelSpace);
    EMSCRIPTEN_KEEPALIVE void set_post_processing_ffi(void *const viewer, bool enabled);
    EMSCRIPTEN_KEEPALIVE void reset_to_rest_pose_ffi(void *const sceneManager, EntityId entityId);
    EMSCRIPTEN_KEEPALIVE void ios_dummy_ffi();
    EMSCRIPTEN_KEEPALIVE void create_geometry_ffi(void *const viewer, float *vertices, int numVertices, uint16_t *indices, int numIndices, int primitiveType, const char *materialPath, void (*callback)(EntityId));

#ifdef __cplusplus
}
#endif

#endif // _FLUTTER_FILAMENT_FFI_API_H