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authorTasuku Suzuki <tasuku.suzuki@qt.io>2018-01-04 23:43:58 +0900
committerTasuku Suzuki <tasuku.suzuki@qt.io>2018-01-05 10:35:23 +0900
commit64551c373988866607cc4af49e8b3e55aa0d218e (patch)
tree057e812bb7c6fe571da864cef74192abc233f0aa /app/api/MediaScanner.qml
parent338e945a4315a3951211290eb2ae248faadb1535 (diff)
Change-Id: I4fb664a8520f02bc8e8eb8a87aa14c52d0fe8800 Signed-off-by: Tasuku Suzuki <tasuku.suzuki@qt.io>
Diffstat (limited to 'app/api/MediaScanner.qml')
-rw-r--r--app/api/MediaScanner.qml117
1 files changed, 117 insertions, 0 deletions
diff --git a/app/api/MediaScanner.qml b/app/api/MediaScanner.qml
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+/*
+ * Copyright (C) 2018 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: "mediascanner"
+ property var verbs: []
+ property string payloadLength: "9999"
+
+ readonly property var msgid: {
+ "call": 2,
+ "retok": 3,
+ "reterr": 4,
+ "event": 5
+ }
+
+ signal added(var media)
+ signal removed(var index)
+
+ property var cache: []
+ function add(files) {
+ for (var i = 0; i < files.length; i++) {
+ var media = files[i]
+
+ if (cache.indexOf(media.path) < 0) {
+ root.added(media)
+ cache.push(media.path)
+ }
+ }
+ }
+
+ function remove(prefix) {
+ for (var i = cache.length - 1; i > -1; i--) {
+ var media = cache[i]
+ if (media.substr(0, prefix.length) === prefix) {
+ root.removed(i)
+ cache.splice(i, 1)
+ }
+ }
+ }
+
+ onTextMessageReceived: {
+ console.debug("Raw response: " + message)
+ var json = JSON.parse(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 verb = verbs.shift()
+ if (verb === "media_result") {
+ root.add(response.Media)
+ }
+ break
+ case msgid.reterr:
+ root.statusString = "Bad return value, binding probably not installed"
+ var verb = verbs.shift()
+ break
+ case msgid.event:
+ var payload = JSON.parse(JSON.stringify(json[2]))
+ var event = payload.event
+ if (event == "mediascanner/media_added") {
+ console.debug("Media playlist is updated")
+ root.add(json[2].data.Media)
+ } else if (event == "mediascanner/media_removed") {
+ root.remove(json[2].data.Path)
+ }
+ break
+ }
+ }
+
+ onStatusChanged: {
+ switch (status) {
+ case WebSocket.Open:
+ console.debug("onStatusChanged: Open")
+ sendSocketMessage("subscribe", { value: "media_added" })
+ sendSocketMessage("subscribe", { value: "media_removed" })
+ sendSocketMessage("media_result", { type: 'video' })
+ 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)
+ sendTextMessage(JSON.stringify(requestJson))
+ }
+}