#include <LibJS/Runtime/ArrayPrototype.h>
#include <LibJS/Runtime/Error.h>
#include <LibJS/Runtime/Value.h>
#include <LibJS/Runtime/ValueInlines.h>
#include <LibWeb/Bindings/ExceptionOrUtils.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/SpeechRecognitionResult.h>
#include <LibWeb/Speech/SpeechRecognitionAlternative.h>
#include <LibWeb/Speech/SpeechRecognitionResult.h>
#include <LibWeb/WebIDL/AbstractOperations.h>
#include <LibWeb/WebIDL/Tracing.h>
#include <LibWeb/WebIDL/Types.h>

namespace Web::Bindings {

void SpeechRecognitionResultConstructor::initialize(JS::Realm& realm, JS::NativeFunction& object)
{
    auto& vm = realm.vm();
    [[maybe_unused]] u8 default_attributes = JS::Attribute::Enumerable;

    
    object.define_direct_property(vm.names.length, JS::Value(0), JS::Attribute::Configurable);
    object.define_direct_property(vm.names.name, JS::PrimitiveString::create(vm, "SpeechRecognitionResult"_utf16), JS::Attribute::Configurable);
    object.define_direct_property(vm.names.prototype, &ensure_web_prototype<SpeechRecognitionResultPrototype>(realm, "SpeechRecognitionResult"_fly_string), 0);
}

JS::ThrowCompletionOr<GC::Ref<JS::Object>> SpeechRecognitionResultConstructor::construct([[maybe_unused]] InterfaceConstructor& constructor, [[maybe_unused]] JS::FunctionObject& new_target)
{
    WebIDL::log_trace(constructor.vm(), "SpeechRecognitionResultConstructor::construct");
    return constructor.vm().throw_completion<JS::TypeError>(JS::ErrorType::NotAConstructor, "SpeechRecognitionResult");
}

GC_DEFINE_ALLOCATOR(SpeechRecognitionResultPrototype);

SpeechRecognitionResultPrototype::SpeechRecognitionResultPrototype([[maybe_unused]] JS::Realm& realm)
    : Object(ConstructWithPrototypeTag::Tag, realm.intrinsics().object_prototype())
{
}

SpeechRecognitionResultPrototype::~SpeechRecognitionResultPrototype()
{
}


void SpeechRecognitionResultPrototype::initialize(JS::Realm& realm)
{
    auto& object = *this;
    [[maybe_unused]] auto& vm = realm.vm();
    [[maybe_unused]] u8 default_attributes = JS::Attribute::Enumerable | JS::Attribute::Configurable | JS::Attribute::Writable;

    object.set_prototype(realm.intrinsics().object_prototype());

    auto length_id = "length"_utf16_fly_string;
    auto native_length_getter = JS::NativeFunction::create(realm, length_getter, 0, length_id, &realm, "get"sv);
    GC::Ptr<JS::NativeFunction> native_length_setter;

    // 4. Let configurable be false if attr is unforgeable and true otherwise.
    auto length_attributes = default_attributes;

    // 5. Let desc be the PropertyDescriptor{[[Get]]: getter, [[Set]]: setter, [[Enumerable]]: true, [[Configurable]]: configurable}.

    // 7. Perform ! DefinePropertyOrThrow(target, id, desc).
    object.define_direct_accessor(length_id, native_length_getter, native_length_setter, length_attributes);

    // 8. FIXME: If attr’s type is an observable array type with type argument T, then set target’s backing observable array exotic object for attr to the result of creating an observable array exotic object in realm, given T, attr’s set an indexed value algorithm, and attr’s delete an indexed value algorithm.
    auto is_final_id = "isFinal"_utf16_fly_string;
    auto native_is_final_getter = JS::NativeFunction::create(realm, is_final_getter, 0, is_final_id, &realm, "get"sv);
    GC::Ptr<JS::NativeFunction> native_is_final_setter;

    // 4. Let configurable be false if attr is unforgeable and true otherwise.
    auto is_final_attributes = default_attributes;

    // 5. Let desc be the PropertyDescriptor{[[Get]]: getter, [[Set]]: setter, [[Enumerable]]: true, [[Configurable]]: configurable}.

    // 7. Perform ! DefinePropertyOrThrow(target, id, desc).
    object.define_direct_accessor(is_final_id, native_is_final_getter, native_is_final_setter, is_final_attributes);

    // 8. FIXME: If attr’s type is an observable array type with type argument T, then set target’s backing observable array exotic object for attr to the result of creating an observable array exotic object in realm, given T, attr’s set an indexed value algorithm, and attr’s delete an indexed value algorithm.
    object.define_native_function(realm, "item"_utf16_fly_string, item, 1, default_attributes);
    object.define_direct_property(vm.well_known_symbol_iterator(), realm.intrinsics().array_prototype()->get_without_side_effects(vm.names.values), JS::Attribute::Configurable | JS::Attribute::Writable);

    object.define_direct_property(vm.well_known_symbol_to_string_tag(), JS::PrimitiveString::create(vm, "SpeechRecognitionResult"_utf16), JS::Attribute::Configurable);
    Base::initialize(realm);
}

void SpeechRecognitionResultPrototype::define_unforgeable_attributes(JS::Realm& realm, [[maybe_unused]] JS::Object& object)
{
    [[maybe_unused]] auto& vm = realm.vm();
    [[maybe_unused]] u8 default_attributes = JS::Attribute::Enumerable;
}

[[maybe_unused]] static JS::ThrowCompletionOr<Speech::SpeechRecognitionResult*> impl_from(JS::VM& vm, JS::Value js_value)
{

    if (auto impl = js_value.as_if<Speech::SpeechRecognitionResult>())
        return impl.ptr();
    return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "SpeechRecognitionResult");
}

[[maybe_unused]] static JS::ThrowCompletionOr<Speech::SpeechRecognitionResult*> impl_from(JS::VM& vm)
{
    auto this_value = vm.this_value();
    if (this_value.is_nullish())
        this_value = &vm.current_realm()->global_object();
    return impl_from(vm, this_value);
}

JS_DEFINE_NATIVE_FUNCTION(SpeechRecognitionResultPrototype::length_getter)
{
    WebIDL::log_trace(vm, "SpeechRecognitionResultPrototype::length_getter");
    [[maybe_unused]] auto& realm = *vm.current_realm();

    auto* idl_object = TRY(impl_from(vm));


    auto R = TRY(throw_dom_exception_if_needed(vm, [&] { return idl_object->length(); }));

    return JS::Value(static_cast<WebIDL::UnsignedLong>(R));
}

JS_DEFINE_NATIVE_FUNCTION(SpeechRecognitionResultPrototype::is_final_getter)
{
    WebIDL::log_trace(vm, "SpeechRecognitionResultPrototype::is_final_getter");
    [[maybe_unused]] auto& realm = *vm.current_realm();

    auto* idl_object = TRY(impl_from(vm));


    auto R = TRY(throw_dom_exception_if_needed(vm, [&] { return idl_object->is_final(); }));

    return JS::Value(R);
}

JS_DEFINE_NATIVE_FUNCTION(SpeechRecognitionResultPrototype::item)
{
    WebIDL::log_trace(vm, "SpeechRecognitionResultPrototype::item");
    [[maybe_unused]] auto* idl_object = TRY(impl_from(vm));

    if (vm.argument_count() < 1)
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::BadArgCountOne, "item");

    auto arg0 = vm.argument(0);
    auto index = TRY(throw_dom_exception_if_needed(vm, [&] { return WebIDL::convert_to_int<WebIDL::UnsignedLong>(vm, arg0, WebIDL::EnforceRange::No, WebIDL::Clamp::No); }));



    auto R = TRY(throw_dom_exception_if_needed(vm, [&] { return idl_object->item(index); }));
    return JS::Value(R);
}

} // namespace Web::Bindings