use std::rc::Rc;
use dom_struct::dom_struct;
use ipc_channel::ipc::IpcSender;
use ipc_channel::router::ROUTER;
use js::jsval::JSVal;
use profile_traits::ipc;
use webxr_api::{self, Error as XRError, MockDeviceInit, MockDeviceMsg};
use crate::dom::bindings::callback::ExceptionHandling;
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::FunctionBinding::Function;
use crate::dom::bindings::codegen::Bindings::XRSystemBinding::XRSessionMode;
use crate::dom::bindings::codegen::Bindings::XRTestBinding::{FakeXRDeviceInit, XRTestMethods};
use crate::dom::bindings::refcounted::{Trusted, TrustedPromise};
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject, Reflector};
use crate::dom::bindings::root::{Dom, DomRoot};
use crate::dom::fakexrdevice::{get_origin, get_views, get_world, FakeXRDevice};
use crate::dom::globalscope::GlobalScope;
use crate::dom::promise::Promise;
use crate::script_runtime::CanGc;
use crate::script_thread::ScriptThread;
use crate::task_source::TaskSource;
#[dom_struct]
pub struct XRTest {
reflector: Reflector,
devices_connected: DomRefCell<Vec<Dom<FakeXRDevice>>>,
}
impl XRTest {
pub fn new_inherited() -> XRTest {
XRTest {
reflector: Reflector::new(),
devices_connected: DomRefCell::new(vec![]),
}
}
pub fn new(global: &GlobalScope) -> DomRoot<XRTest> {
reflect_dom_object(Box::new(XRTest::new_inherited()), global)
}
fn device_obtained(
&self,
response: Result<IpcSender<MockDeviceMsg>, XRError>,
trusted: TrustedPromise,
) {
let promise = trusted.root();
if let Ok(sender) = response {
let device = FakeXRDevice::new(&self.global(), sender);
self.devices_connected
.borrow_mut()
.push(Dom::from_ref(&device));
promise.resolve_native(&device);
} else {
promise.reject_native(&());
}
}
}
impl XRTestMethods for XRTest {
#[allow(unsafe_code)]
fn SimulateDeviceConnection(&self, init: &FakeXRDeviceInit, can_gc: CanGc) -> Rc<Promise> {
let global = self.global();
let p = Promise::new(&global, can_gc);
let origin = if let Some(ref o) = init.viewerOrigin {
match get_origin(o) {
Ok(origin) => Some(origin),
Err(e) => {
p.reject_error(e);
return p;
},
}
} else {
None
};
let floor_origin = if let Some(ref o) = init.floorOrigin {
match get_origin(o) {
Ok(origin) => Some(origin),
Err(e) => {
p.reject_error(e);
return p;
},
}
} else {
None
};
let views = match get_views(&init.views) {
Ok(views) => views,
Err(e) => {
p.reject_error(e);
return p;
},
};
let supported_features = if let Some(ref s) = init.supportedFeatures {
s.iter().cloned().map(String::from).collect()
} else {
vec![]
};
let world = if let Some(ref w) = init.world {
let w = match get_world(w) {
Ok(w) => w,
Err(e) => {
p.reject_error(e);
return p;
},
};
Some(w)
} else {
None
};
let (mut supports_inline, mut supports_vr, mut supports_ar) = (false, false, false);
if let Some(ref modes) = init.supportedModes {
for mode in modes {
match mode {
XRSessionMode::Immersive_vr => supports_vr = true,
XRSessionMode::Immersive_ar => supports_ar = true,
XRSessionMode::Inline => supports_inline = true,
}
}
}
let init = MockDeviceInit {
viewer_origin: origin,
views,
supports_inline,
supports_vr,
supports_ar,
floor_origin,
supported_features,
world,
};
let global = self.global();
let window = global.as_window();
let this = Trusted::new(self);
let mut trusted = Some(TrustedPromise::new(p.clone()));
let (task_source, canceller) = window
.task_manager()
.dom_manipulation_task_source_with_canceller();
let (sender, receiver) = ipc::channel(global.time_profiler_chan().clone()).unwrap();
ROUTER.add_typed_route(
receiver.to_ipc_receiver(),
Box::new(move |message| {
let trusted = trusted
.take()
.expect("SimulateDeviceConnection callback called twice");
let this = this.clone();
let message =
message.expect("SimulateDeviceConnection callback given incorrect payload");
let _ = task_source.queue_with_canceller(
task!(request_session: move || {
this.root().device_obtained(message, trusted);
}),
&canceller,
);
}),
);
if let Some(mut r) = window.webxr_registry() {
r.simulate_device_connection(init, sender);
}
p
}
fn SimulateUserActivation(&self, f: Rc<Function>) {
ScriptThread::set_user_interacting(true);
rooted!(in(*GlobalScope::get_cx()) let mut value: JSVal);
let _ = f.Call__(vec![], value.handle_mut(), ExceptionHandling::Rethrow);
ScriptThread::set_user_interacting(false);
}
fn DisconnectAllDevices(&self, can_gc: CanGc) -> Rc<Promise> {
let global = self.global();
let p = Promise::new(&global, can_gc);
let mut devices = self.devices_connected.borrow_mut();
if devices.is_empty() {
p.resolve_native(&());
} else {
let mut len = devices.len();
let (sender, receiver) = ipc::channel(global.time_profiler_chan().clone()).unwrap();
let mut rooted_devices: Vec<_> =
devices.iter().map(|x| DomRoot::from_ref(&**x)).collect();
devices.clear();
let mut trusted = Some(TrustedPromise::new(p.clone()));
let (task_source, canceller) = global
.as_window()
.task_manager()
.dom_manipulation_task_source_with_canceller();
ROUTER.add_typed_route(
receiver.to_ipc_receiver(),
Box::new(move |_| {
len -= 1;
if len == 0 {
let trusted = trusted
.take()
.expect("DisconnectAllDevices disconnected more devices than expected");
let _ =
task_source.queue_with_canceller(trusted.resolve_task(()), &canceller);
}
}),
);
for device in rooted_devices.drain(..) {
device.disconnect(sender.clone());
}
};
p
}
}