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Commit a4994f47 authored by Romain Courteaud's avatar Romain Courteaud
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erp5_officejs: fix egraph gadget promise usage 

Always check the promise result to catch error
parent d2751ee5
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Showing with 264 additions and 186 deletions
bt5/erp5_officejs/PathTemplateItem/web_page_module/gadget_field_graph_echarts_js.js
View file @ a4994f47
/*global window, rJS, RSVP, echarts, loopEventListener */
/*jslint nomen: true, indent: 2 */
/*jslint nomen: true, indent: 2, unparam: true */
(function (window, rJS, RSVP, echarts, loopEventListener) {
"use strict";
......@@ -143,6 +143,77 @@
/////////////////////////////////////////////////////////////////
// some methods
/////////////////////////////////////////////////////////////////
function promiseChartEventListener(chart, type) {
//////////////////////////
// Resolve the promise as soon as the event is triggered
// eventListener is removed when promise is cancelled/resolved/rejected
//////////////////////////
var handle_event_callback;
function canceller() {
chart.off(type, handle_event_callback);
}
function resolver(resolve) {
handle_event_callback = function (params) {
canceller();
resolve(params);
return false;
};
chart.on(type, handle_event_callback);
}
return new RSVP.Promise(resolver, canceller);
}
function loopChartEventListener(chart, type, callback) {
//////////////////////////
// Infinite event listener (promise is never resolved)
// eventListener is removed when promise is cancelled/rejected
//////////////////////////
var handle_event_callback,
callback_promise;
function cancelResolver() {
if ((callback_promise !== undefined) &&
(typeof callback_promise.cancel === "function")) {
callback_promise.cancel();
}
}
function canceller() {
if (handle_event_callback !== undefined) {
chart.off(type, handle_event_callback);
}
cancelResolver();
}
function itsANonResolvableTrap(resolve, reject) {
var result;
handle_event_callback = function handleEventCallback(params) {
cancelResolver();
try {
result = callback(params);
} catch (e) {
return reject(e);
}
callback_promise = new RSVP.Queue(result)
.push(undefined, function handleEventCallbackError(error) {
// Prevent rejecting the loop, if the result cancelled itself
if (!(error instanceof RSVP.CancellationError)) {
canceller();
reject(error);
}
});
};
chart.on(type, handle_event_callback);
}
return new RSVP.Promise(itsANonResolvableTrap, canceller);
}
gadget_klass
.declareAcquiredMethod("chartItemClick", "chartItemClick")
......@@ -162,68 +233,63 @@
// declared methods
/////////////////////////////////////////////////////////////////
.declareMethod("render", function (option_dict) {
var gadget = this;
//delegate rendering to onStateChange to avoid redrawing the graph
//every time render is called (a form might call render every time
//some other fields needs update)
gadget.changeState({ value: option_dict.value });
return this.changeState({
value: option_dict.value,
clickHandlerReady: false
});
})
.onStateChange(function (modification_dict) {
var gadget = this,
graph_data_and_parameter,
chart;
// the gadget is ready when both the graph is rendered and the click handler is attached.
if (
modification_dict.hasOwnProperty("clickHandlerReady") ||
modification_dict.hasOwnProperty("chartRendered")
) {
if (gadget.state.clickHandlerReady && gadget.state.chartRendered) {
if (modification_dict.hasOwnProperty("clickHandlerReady")) {
if (gadget.state.clickHandlerReady) {
gadget.element.querySelector(".graph-content").removeAttribute("disabled");
} else {
gadget.element.querySelector(".graph-content").setAttribute("disabled");
gadget.element.querySelector(".graph-content").setAttribute("disabled", "disabled");
}
}
if (modification_dict.hasOwnProperty("value")) {
chart = echarts.getInstanceByDom(
chart = echarts.init(
gadget.element.querySelector(".graph-content")
);
graph_data_and_parameter = getGraphDataAndParameterFromConfiguration(
modification_dict.value
);
chart.on("finished", function onFinished() {
gadget.changeState({ chartRendered: true });
chart.off("finish", onFinished);
});
chart.setOption(graph_data_and_parameter);
gadget.changeState({ chartRendered: false });
this.listenToClickEventOnTheChart(chart);
return new RSVP.Queue(RSVP.all([
promiseChartEventListener(chart, 'finished'),
chart.setOption(getGraphDataAndParameterFromConfiguration(
modification_dict.value
))
]))
.push(function () {
gadget.listenToWindowResize(chart);
gadget.listenToClickEventOnTheChart(chart);
});
}
})
.declareService(function () {
var gadget = this,
chart = echarts.init(gadget.element.querySelector(".graph-content"));
.declareJob("listenToWindowResize", function (chart) {
return loopEventListener(
window,
"resize",
{ passive: true },
function () {
chart.resize();
return chart.resize();
},
false
);
})
.declareJob("listenToClickEventOnTheChart", function (chart) {
var gadget = this,
defer = RSVP.defer();
// XXX https://lab.nexedi.com/nexedi/renderjs/blob/master/renderjs.js#L25
chart.on("click", function (params) {
return gadget
.chartItemClick([params.name, params.seriesName])
.push(undefined, defer.reject);
});
gadget.changeState({ clickHandlerReady: true });
return defer.promise;
var gadget = this;
return RSVP.all([
loopChartEventListener(chart, "click", function (params) {
return gadget.chartItemClick([params.name, params.seriesName]);
}),
gadget.changeState({clickHandlerReady: true})
]);
});
}(window, rJS, RSVP, echarts, loopEventListener));
bt5/erp5_officejs/PathTemplateItem/web_page_module/gadget_field_graph_echarts_js.xml
View file @ a4994f47
......@@ -160,171 +160,183 @@
</record>
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</item>
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<none/>
</value>
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</item>
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<key> <string>serial</string> </key>
<value> <string>970.25488.14039.8704</string> </value>
</item>
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</item>
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</tuple>
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<none/>
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</record>
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<global name="WorkflowHistoryList" module="Products.ERP5Type.patches.WorkflowTool"/>
<global name="WorkflowHistoryList" module="Products.ERP5Type.Workflow"/>
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</value>
</item>
</dictionary>
</pickle>
</record>
</ZopeData>
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