#pragma once

#include <AK/Optional.h>
#include <AK/Utf16String.h>
#include <AK/Vector.h>
#include <LibJS/Forward.h>
#include <LibJS/Runtime/NativeFunction.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/Value.h>
#include <LibWeb/Bindings/InterfaceObject.h>

namespace Web::Bindings {

struct MutationObserverConstructor {
public:
    static void initialize(JS::Realm&, JS::NativeFunction&);
    static JS::ThrowCompletionOr<GC::Ref<JS::Object>> construct(InterfaceConstructor&, JS::FunctionObject&);

private:
};

struct MutationObserverPrototype {
public:
    static void initialize(JS::Realm&, JS::Object&);
    static void define_unforgeable_attributes(JS::Realm&, JS::Object&);

private:
    JS_DECLARE_NATIVE_FUNCTION(observe);
    JS_DECLARE_NATIVE_FUNCTION(disconnect);
    JS_DECLARE_NATIVE_FUNCTION(take_records);
};

struct MutationObserverInit {
    Optional<Vector<Utf16FlyString>> attribute_filter {};
    Optional<bool> attribute_old_value {};
    Optional<bool> attributes {};
    Optional<bool> character_data {};
    Optional<bool> character_data_old_value {};
    bool child_list { false };
    bool subtree { false };
};

JS::ThrowCompletionOr<MutationObserverInit> convert_to_idl_value_for_mutation_observer_init(JS::VM&, JS::Value);

} // namespace Web::Bindings