#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/SVGNumberList.h>
#include <LibWeb/SVG/SVGNumber.h>
#include <LibWeb/SVG/SVGNumberList.h>
#include <LibWeb/WebIDL/AbstractOperations.h>
#include <LibWeb/WebIDL/Tracing.h>
#include <LibWeb/WebIDL/Types.h>

namespace Web::Bindings {

void SVGNumberListConstructor::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, "SVGNumberList"_utf16), JS::Attribute::Configurable);
    object.define_direct_property(vm.names.prototype, &ensure_web_prototype<SVGNumberListPrototype>(realm, "SVGNumberList"_fly_string), 0);
}

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

GC_DEFINE_ALLOCATOR(SVGNumberListPrototype);

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

SVGNumberListPrototype::~SVGNumberListPrototype()
{
}


void SVGNumberListPrototype::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 number_of_items_id = "numberOfItems"_utf16_fly_string;
    auto native_number_of_items_getter = JS::NativeFunction::create(realm, number_of_items_getter, 0, number_of_items_id, &realm, "get"sv);
    GC::Ptr<JS::NativeFunction> native_number_of_items_setter;

    // 4. Let configurable be false if attr is unforgeable and true otherwise.
    auto number_of_items_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(number_of_items_id, native_number_of_items_getter, native_number_of_items_setter, number_of_items_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, "clear"_utf16_fly_string, clear, 0, default_attributes);

    object.define_native_function(realm, "initialize"_utf16_fly_string, initialize_, 1, default_attributes);

    object.define_native_function(realm, "insertItemBefore"_utf16_fly_string, insert_item_before, 2, default_attributes);

    object.define_native_function(realm, "replaceItem"_utf16_fly_string, replace_item, 2, default_attributes);

    object.define_native_function(realm, "removeItem"_utf16_fly_string, remove_item, 1, default_attributes);

    object.define_native_function(realm, "appendItem"_utf16_fly_string, append_item, 1, default_attributes);

    object.define_native_function(realm, "getItem"_utf16_fly_string, get_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, "SVGNumberList"_utf16), JS::Attribute::Configurable);
    Base::initialize(realm);
}

void SVGNumberListPrototype::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<SVG::SVGNumberList*> impl_from(JS::VM& vm, JS::Value js_value)
{

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

[[maybe_unused]] static JS::ThrowCompletionOr<SVG::SVGNumberList*> 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(SVGNumberListPrototype::length_getter)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::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(SVGNumberListPrototype::number_of_items_getter)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::number_of_items_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->number_of_items(); }));

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

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::clear)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::clear");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

    [[maybe_unused]] auto R = TRY(throw_dom_exception_if_needed(vm, [&] { return idl_object->clear(); }));
    return JS::js_undefined();
}

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::initialize_)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::initialize_");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

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

    auto arg0 = vm.argument(0);
    auto new_item = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<GC::Ref<SVG::SVGNumber>> {
        if (auto impl = arg0.as_if<SVG::SVGNumber>())
            return *impl;
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "SVGNumber");
    }(); }));

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

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::insert_item_before)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::insert_item_before");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

    if (vm.argument_count() < 2)
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::BadArgCountMany, "insertItemBefore", "2");

    auto arg0 = vm.argument(0);
    auto new_item = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<GC::Ref<SVG::SVGNumber>> {
        if (auto impl = arg0.as_if<SVG::SVGNumber>())
            return *impl;
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "SVGNumber");
    }(); }));

    auto arg1 = vm.argument(1);
    auto index = TRY(throw_dom_exception_if_needed(vm, [&] { return WebIDL::convert_to_int<WebIDL::UnsignedLong>(vm, arg1, WebIDL::EnforceRange::No, WebIDL::Clamp::No); }));

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

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::replace_item)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::replace_item");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

    if (vm.argument_count() < 2)
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::BadArgCountMany, "replaceItem", "2");

    auto arg0 = vm.argument(0);
    auto new_item = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<GC::Ref<SVG::SVGNumber>> {
        if (auto impl = arg0.as_if<SVG::SVGNumber>())
            return *impl;
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "SVGNumber");
    }(); }));

    auto arg1 = vm.argument(1);
    auto index = TRY(throw_dom_exception_if_needed(vm, [&] { return WebIDL::convert_to_int<WebIDL::UnsignedLong>(vm, arg1, WebIDL::EnforceRange::No, WebIDL::Clamp::No); }));

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

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::remove_item)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::remove_item");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

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

    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); }));

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

JS_DEFINE_NATIVE_FUNCTION(SVGNumberListPrototype::append_item)
{
    WebIDL::log_trace(vm, "SVGNumberListPrototype::append_item");
    [[maybe_unused]] auto& realm = *vm.current_realm();
    [[maybe_unused]] SVG::SVGNumberList* idl_object = TRY(impl_from(vm));

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

    auto arg0 = vm.argument(0);
    auto new_item = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<GC::Ref<SVG::SVGNumber>> {
        if (auto impl = arg0.as_if<SVG::SVGNumber>())
            return *impl;
        return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "SVGNumber");
    }(); }));

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

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

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

    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->get_item(index); }));
    return JS::Value(R);
}

} // namespace Web::Bindings