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/*
* Copyright (C) 2016 The Qt Company Ltd.
* Copyright (C) 2017 Konsulko Group
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import QtQuick 2.6
import QtWebSockets 1.0
WebSocket {
id: root
active: true
url: bindingAddress
property string statusString: "waiting..."
property string apiString: "Bluetooth-Manager"
property var verbs: []
property string payloadLength: "9999"
property string deviceAddress: ""
property bool connected: false
property bool av_connected: false
property int position: 0
property int duration: 0
property string artist: ""
property string title: ""
property string state: "stopped"
// AVRCP Target UUID
property string avrcp_uuid: "0000110e-0000-1000-8000-00805f9b34fb"
// A2DP Source
property string a2dp_uuid: "0000110a-0000-1000-8000-00805f9b34fb"
readonly property var msgid: {
"call": 2,
"retok": 3,
"reterr": 4,
"event": 5
}
onTextMessageReceived: {
var json = JSON.parse(message)
console.debug("Raw response: " + message)
var request = json[2].request
var response = json[2].response
console.debug("response: " + JSON.stringify(response))
switch (json[0]) {
case msgid.call:
break
case msgid.retok:
root.statusString = request.status
var address = ""
if (request.info == "BT - Scan Result is Displayed") {
for (var i = 0; i < response.length; i++) {
var data = response[i]
if (data.Connected == "True" && data.UUIDs.indexOf(avrcp_uuid) >= 0) {
address = response[i].Address
console.debug("Connected Device: " + address)
root.connected = true
player.pause()
//NOTE: This hack is here for when MediaPlayer is started
// with an existing connection.
if (data.AVPConnected == "True") {
root.av_connected = true
}
}
}
root.deviceAddress = address
if (!address) {
root.connected = false
}
}
break
case msgid.reterr:
root.statusString = "Bad return value, binding probably not installed"
break
case msgid.event:
var payload = JSON.parse(JSON.stringify(json[2]))
var event = payload.event
if (event == "Bluetooth-Manager/connection") {
sendSocketMessage("discovery_result", 'None')
} else if (event == "Bluetooth-Manager/device_updated") {
var data = payload.data
var metadata = data.Metadata
if (root.deviceAddress != data.Address)
break
if (data.Connected == "False") {
console.debug("Device Disconnected")
sendSocketMessage("discovery_result", 'None')
break
}
root.av_connected = data.AVPConnected == "True"
if ('Position' in metadata) {
console.debug("Position " + metadata.Position)
root.position = metadata.Position
}
if ('Duration' in metadata) {
console.debug("Duration " + metadata.Duration)
root.duration = metadata.Duration
}
if ('Status' in metadata) {
console.debug("Status " + metadata.Status)
root.state = metadata.Status
}
if ('Artist' in metadata) {
console.debug("Artist " + metadata.Artist)
root.artist = metadata.Artist
}
if ('Title' in metadata) {
console.debug("Title " + metadata.Title)
root.title = metadata.Title
}
}
break
}
}
onStatusChanged: {
switch (status) {
case WebSocket.Open:
console.debug("onStatusChanged: Open")
sendSocketMessage("subscribe", { value : "device_updated" })
sendSocketMessage("subscribe", { value : "connection" })
sendSocketMessage("discovery_result", 'None')
break
case WebSocket.Error:
root.statusString = "WebSocket error: " + root.errorString
break
}
}
function sendSocketMessage(verb, parameter) {
var requestJson = [ msgid.call, payloadLength, apiString + '/'
+ verb, parameter ]
console.debug("sendSocketMessage: " + JSON.stringify(requestJson))
verbs.push(verb)
root.sendTextMessage(JSON.stringify(requestJson))
}
function sendMediaCommand(state) {
var parameters = { "Address": deviceAddress, "value": state }
sendSocketMessage("set_avrcp_controls", parameters)
}
function connect_profiles() {
sendSocketMessage("connect", { "value": root.deviceAddress, "uuid": a2dp_uuid })
sendSocketMessage("connect", { "value": root.deviceAddress, "uuid": avrcp_uuid })
}
function disconnect_profiles() {
sendSocketMessage("disconnect", { "value": root.deviceAddress, "uuid": a2dp_uuid })
sendSocketMessage("disconnect", { "value": root.deviceAddress, "uuid": avrcp_uuid })
}
}
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