script/dom/bluetooth/
bluetoothpermissionresult.rs

1/* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
4
5use std::rc::Rc;
6
7use dom_struct::dom_struct;
8use script_bindings::cell::DomRefCell;
9use script_bindings::reflector::reflect_dom_object;
10use servo_base::generic_channel::GenericSender;
11use servo_bluetooth_traits::{BluetoothRequest, BluetoothResponse};
12
13use crate::dom::bindings::codegen::Bindings::BluetoothPermissionResultBinding::BluetoothPermissionResultMethods;
14use crate::dom::bindings::codegen::Bindings::NavigatorBinding::Navigator_Binding::NavigatorMethods;
15use crate::dom::bindings::codegen::Bindings::PermissionStatusBinding::PermissionStatus_Binding::PermissionStatusMethods;
16use crate::dom::bindings::codegen::Bindings::PermissionStatusBinding::{
17    PermissionName, PermissionState,
18};
19use crate::dom::bindings::codegen::Bindings::WindowBinding::Window_Binding::WindowMethods;
20use crate::dom::bindings::error::Error;
21use crate::dom::bindings::reflector::DomGlobal;
22use crate::dom::bindings::root::{Dom, DomRoot};
23use crate::dom::bindings::str::DOMString;
24use crate::dom::bluetooth::{AllowedBluetoothDevice, AsyncBluetoothListener, Bluetooth};
25use crate::dom::bluetoothdevice::BluetoothDevice;
26use crate::dom::globalscope::GlobalScope;
27use crate::dom::permissionstatus::PermissionStatus;
28use crate::dom::promise::Promise;
29use crate::script_runtime::CanGc;
30
31// https://webbluetoothcg.github.io/web-bluetooth/#bluetoothpermissionresult
32#[dom_struct]
33pub(crate) struct BluetoothPermissionResult {
34    status: PermissionStatus,
35    devices: DomRefCell<Vec<Dom<BluetoothDevice>>>,
36}
37
38impl BluetoothPermissionResult {
39    #[cfg_attr(crown, expect(crown::unrooted_must_root))]
40    fn new_inherited(status: &PermissionStatus) -> BluetoothPermissionResult {
41        let result = BluetoothPermissionResult {
42            status: PermissionStatus::new_inherited(status.get_query()),
43            devices: DomRefCell::new(Vec::new()),
44        };
45        result.status.set_state(status.State());
46        result
47    }
48
49    pub(crate) fn new(
50        cx: &mut js::context::JSContext,
51        global: &GlobalScope,
52        status: &PermissionStatus,
53    ) -> DomRoot<BluetoothPermissionResult> {
54        reflect_dom_object(
55            Box::new(BluetoothPermissionResult::new_inherited(status)),
56            global,
57            CanGc::from_cx(cx),
58        )
59    }
60
61    pub(crate) fn get_bluetooth(&self) -> DomRoot<Bluetooth> {
62        self.global().as_window().Navigator().Bluetooth()
63    }
64
65    pub(crate) fn get_bluetooth_thread(&self) -> GenericSender<BluetoothRequest> {
66        self.global().as_window().bluetooth_thread()
67    }
68
69    pub(crate) fn get_query(&self) -> PermissionName {
70        self.status.get_query()
71    }
72
73    pub(crate) fn set_state(&self, state: PermissionState) {
74        self.status.set_state(state)
75    }
76
77    pub(crate) fn get_state(&self) -> PermissionState {
78        self.status.State()
79    }
80
81    #[cfg_attr(crown, expect(crown::unrooted_must_root))]
82    pub(crate) fn set_devices(&self, devices: Vec<Dom<BluetoothDevice>>) {
83        *self.devices.borrow_mut() = devices;
84    }
85}
86
87impl BluetoothPermissionResultMethods<crate::DomTypeHolder> for BluetoothPermissionResult {
88    /// <https://webbluetoothcg.github.io/web-bluetooth/#dom-bluetoothpermissionresult-devices>
89    fn Devices(&self) -> Vec<DomRoot<BluetoothDevice>> {
90        let device_vec: Vec<DomRoot<BluetoothDevice>> = self
91            .devices
92            .borrow()
93            .iter()
94            .map(|d| DomRoot::from_ref(&**d))
95            .collect();
96        device_vec
97    }
98}
99
100impl AsyncBluetoothListener for BluetoothPermissionResult {
101    fn handle_response(
102        &self,
103        cx: &mut js::context::JSContext,
104        response: BluetoothResponse,
105        promise: &Rc<Promise>,
106    ) {
107        match response {
108            // https://webbluetoothcg.github.io/web-bluetooth/#request-bluetooth-devices
109            // Step 3, 11, 13 - 14.
110            BluetoothResponse::RequestDevice(device) => {
111                self.set_state(PermissionState::Granted);
112                let bluetooth = self.get_bluetooth();
113                let mut device_instance_map = bluetooth.get_device_map().borrow_mut();
114                if let Some(existing_device) = device_instance_map.get(&device.id) {
115                    // https://webbluetoothcg.github.io/web-bluetooth/#request-the-bluetooth-permission
116                    // Step 3.
117                    self.set_devices(vec![Dom::from_ref(existing_device)]);
118
119                    // https://w3c.github.io/permissions/#dom-permissions-request
120                    // Step 8.
121                    return promise.resolve_native(self, CanGc::from_cx(cx));
122                }
123                let bt_device = BluetoothDevice::new(
124                    cx,
125                    &self.global(),
126                    DOMString::from(device.id.clone()),
127                    device.name.map(DOMString::from),
128                    &bluetooth,
129                );
130                device_instance_map.insert(device.id.clone(), Dom::from_ref(&bt_device));
131                self.global()
132                    .as_window()
133                    .bluetooth_extra_permission_data()
134                    .add_new_allowed_device(AllowedBluetoothDevice {
135                        deviceId: DOMString::from(device.id),
136                        mayUseGATT: true,
137                    });
138                // https://webbluetoothcg.github.io/web-bluetooth/#request-the-bluetooth-permission
139                // Step 3.
140                self.set_devices(vec![Dom::from_ref(&bt_device)]);
141
142                // https://w3c.github.io/permissions/#dom-permissions-request
143                // Step 8.
144                promise.resolve_native(self, CanGc::from_cx(cx));
145            },
146            _ => promise.reject_error(
147                Error::Type(c"Something went wrong...".to_owned()),
148                CanGc::from_cx(cx),
149            ),
150        }
151    }
152}
script/dom/bluetooth/bluetoothpermissionresult.rs

script/dom/bluetooth/
bluetoothpermissionresult.rs
