moment/src/gui/PythonBridge/PythonBridge.qml
2019-12-19 07:46:16 -04:00

109 lines
3.0 KiB
QML

// SPDX-License-Identifier: LGPL-3.0-or-later
import QtQuick 2.12
import io.thp.pyotherside 1.5
Python {
id: py
Component.onCompleted: {
for (var func in privates.eventHandlers) {
if (! privates.eventHandlers.hasOwnProperty(func)) continue
setHandler(func.replace(/^on/, ""), privates.eventHandlers[func])
}
addImportPath("src")
addImportPath("qrc:/src")
importNames("backend.qml_bridge", ["BRIDGE"], () => {
loadSettings(() => {
callCoro("saved_accounts.any_saved", [], any => {
if (any) { py.callCoro("load_saved_accounts", []) }
py.startupAnyAccountsSaved = any
py.ready = true
})
})
})
}
property bool ready: false
property bool startupAnyAccountsSaved: false
readonly property QtObject privates: QtObject {
readonly property var pendingCoroutines: ({})
readonly property EventHandlers eventHandlers: EventHandlers {}
function makeFuture(callback) {
return Qt.createComponent("Future.qml")
.createObject(py, {bridge: py})
}
}
function setattr(obj, attr, value, callback=null) {
py.call(py.getattr(obj, "__setattr__"), [attr, value], callback)
}
function callSync(name, args=[]) {
return call_sync("BRIDGE.backend." + name, args)
}
function callCoro(name, args=[], onSuccess=null, onError=null) {
let uuid = name + "." + CppUtils.uuid()
privates.pendingCoroutines[uuid] = {onSuccess, onError}
let future = privates.makeFuture()
call("BRIDGE.call_backend_coro", [name, uuid, args], pyFuture => {
future.privates.pythonFuture = pyFuture
})
return future
}
function callClientCoro(
accountId, name, args=[], onSuccess=null, onError=null
) {
let future = privates.makeFuture()
callCoro("get_client", [accountId], () => {
let uuid = accountId + "." + name + "." + CppUtils.uuid()
privates.pendingCoroutines[uuid] = {onSuccess, onError}
let call_args = [accountId, name, uuid, args]
call("BRIDGE.call_client_coro", call_args, pyFuture => {
future.privates.pythonFuture = pyFuture
})
})
return future
}
function saveConfig(backend_attribute, data, callback=null) {
if (! py.ready) { return } // config not loaded yet
return callCoro(backend_attribute + ".write", [data], callback)
}
function loadSettings(callback=null) {
let func = "load_settings"
return callCoro(func, [], ([settings, uiState, history, theme]) => {
window.settings = settings
window.uiState = uiState
window.history = history
window.theme = Qt.createQmlObject(theme, window, "theme")
if (callback) { callback(settings, uiState, theme) }
})
}
}