#include <AK/String.h>
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/Error.h>
#include <LibJS/Runtime/Realm.h>
#include <LibJS/Runtime/Value.h>
#include <LibJS/Runtime/ValueInlines.h>
#include <LibWeb/Bindings/ExceptionOrUtils.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/SpeechRecognitionPhrase.h>
#include <LibWeb/Speech/SpeechRecognitionPhrase.h>
#include <LibWeb/WebIDL/AbstractOperations.h>
#include <LibWeb/WebIDL/Tracing.h>

namespace Web::Bindings {

void SpeechRecognitionPhraseConstructor::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(1), JS::Attribute::Configurable);
    object.define_direct_property(vm.names.name, JS::PrimitiveString::create(vm, "SpeechRecognitionPhrase"_utf16), JS::Attribute::Configurable);
    object.define_direct_property(vm.names.prototype, &ensure_web_prototype<SpeechRecognitionPhrasePrototype>(realm, "SpeechRecognitionPhrase"_fly_string), 0);
}

JS::ThrowCompletionOr<GC::Ref<JS::Object>> SpeechRecognitionPhraseConstructor::construct([[maybe_unused]] InterfaceConstructor& constructor, [[maybe_unused]] JS::FunctionObject& new_target)
{
    WebIDL::log_trace(constructor.vm(), "SpeechRecognitionPhraseConstructor::construct");
    auto& vm = constructor.vm();
    [[maybe_unused]] auto& realm = *vm.current_realm();

    // To internally create a new object implementing the interface SpeechRecognitionPhrase:

    // 3.2. Let prototype be ? Get(newTarget, "prototype").
    auto prototype = TRY(new_target.get(vm.names.prototype));

    // 3.3. If Type(prototype) is not Object, then:
    if (!prototype.is_object()) {
        // 1. Let targetRealm be ? GetFunctionRealm(newTarget).
        auto* target_realm = TRY(JS::get_function_realm(vm, new_target));

        // 2. Set prototype to the interface prototype object for interface in targetRealm.
        VERIFY(target_realm);
        prototype = &Bindings::ensure_web_prototype<SpeechRecognitionPhrasePrototype>(*target_realm, "SpeechRecognitionPhrase"_fly_string);
    }

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

    auto arg0 = vm.argument(0);
    auto phrase = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<String> {
        return TRY(WebIDL::to_string(vm, arg0));
    }(); }));

    auto arg1 = vm.argument(1);
    float boost = 1.0;
    if (!arg1.is_undefined())
        boost = TRY(throw_dom_exception_if_needed(vm, [&] { return [&]() -> JS::ThrowCompletionOr<float> {
        float x = TRY(arg1.to_double(vm));
        if (isinf(x) || isnan(x))
            return vm.throw_completion<JS::TypeError>(JS::ErrorType::InvalidRestrictedFloatingPointParameter, "boost");
        return x;
    }(); }));

    auto impl = TRY(throw_dom_exception_if_needed(vm, [&] { return Speech::SpeechRecognitionPhrase::construct_impl(realm, phrase, boost); }));

    // 7. Set instance.[[Prototype]] to prototype.
    VERIFY(prototype.is_object());
    impl->set_prototype(&prototype.as_object());

    // FIXME: Steps 8...11. of the "internally create a new object implementing the interface SpeechRecognitionPhrase" algorithm
    // (https://webidl.spec.whatwg.org/#js-platform-objects) are currently not handled, or are handled within Speech::SpeechRecognitionPhrase::construct_impl().

    return *impl;
}

void SpeechRecognitionPhrasePrototype::initialize(JS::Realm& realm, JS::Object& object)
{
    [[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 phrase_id = "phrase"_utf16_fly_string;
    auto native_phrase_getter = JS::NativeFunction::create(realm, phrase_getter, 0, phrase_id, &realm, "get"sv);
    GC::Ptr<JS::NativeFunction> native_phrase_setter;

    // 4. Let configurable be false if attr is unforgeable and true otherwise.
    auto phrase_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(phrase_id, native_phrase_getter, native_phrase_setter, phrase_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 boost_id = "boost"_utf16_fly_string;
    auto native_boost_getter = JS::NativeFunction::create(realm, boost_getter, 0, boost_id, &realm, "get"sv);
    GC::Ptr<JS::NativeFunction> native_boost_setter;

    // 4. Let configurable be false if attr is unforgeable and true otherwise.
    auto boost_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(boost_id, native_boost_getter, native_boost_setter, boost_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_direct_property(vm.well_known_symbol_to_string_tag(), JS::PrimitiveString::create(vm, "SpeechRecognitionPhrase"_utf16), JS::Attribute::Configurable);
}

void SpeechRecognitionPhrasePrototype::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::SpeechRecognitionPhrase*> impl_from(JS::VM& vm, JS::Value js_value)
{

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

[[maybe_unused]] static JS::ThrowCompletionOr<Speech::SpeechRecognitionPhrase*> 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(SpeechRecognitionPhrasePrototype::phrase_getter)
{
    WebIDL::log_trace(vm, "SpeechRecognitionPhrasePrototype::phrase_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->phrase(); }));

    return WebIDL::primitive_string_from_string(vm, R);
}

JS_DEFINE_NATIVE_FUNCTION(SpeechRecognitionPhrasePrototype::boost_getter)
{
    WebIDL::log_trace(vm, "SpeechRecognitionPhrasePrototype::boost_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->boost(); }));

    return JS::Value(R);
}

} // namespace Web::Bindings