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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
"use strict";
const {
Component,
const {
connect,
const {
getWaterfallScale,
const {
L10N,
const {
fetchNetworkUpdatePacket,
propertiesEqual,
// List of properties of the timing info we want to create boxes for
const {
TIMING_KEYS,
const { div } = dom;
const UPDATED_WATERFALL_ITEM_PROPS = ["eventTimings", "totalTime"];
const UPDATED_WATERFALL_PROPS = [
"item",
"firstRequestStartedMs",
"scale",
"isVisible",
];
class RequestListColumnWaterfall extends Component {
static get propTypes() {
return {
connector: PropTypes.object.isRequired,
firstRequestStartedMs: PropTypes.number.isRequired,
item: PropTypes.object.isRequired,
onWaterfallMouseDown: PropTypes.func.isRequired,
scale: PropTypes.number,
isVisible: PropTypes.bool.isRequired,
};
}
constructor() {
super();
this.handleMouseOver = this.handleMouseOver.bind(this);
}
componentDidMount() {
const { connector, item } = this.props;
fetchNetworkUpdatePacket(connector.requestData, item, ["eventTimings"]);
}
UNSAFE_componentWillReceiveProps(nextProps) {
if (nextProps.isVisible && nextProps.item.totalTime) {
const { connector, item } = nextProps;
fetchNetworkUpdatePacket(connector.requestData, item, ["eventTimings"]);
}
}
shouldComponentUpdate(nextProps) {
return (
nextProps.isVisible &&
(!propertiesEqual(UPDATED_WATERFALL_PROPS, this.props, nextProps) ||
!propertiesEqual(
UPDATED_WATERFALL_ITEM_PROPS,
this.props.item,
nextProps.item
))
);
}
handleMouseOver({ target }) {
if (!target.title) {
target.title = this.timingTooltip();
}
}
timingTooltip() {
const { eventTimings, totalTime } = this.props.item;
const tooltip = [];
if (eventTimings) {
for (const key of TIMING_KEYS) {
const width = eventTimings.timings[key];
if (width > 0) {
tooltip.push(
L10N.getFormatStr("netmonitor.waterfall.tooltip." + key, width)
);
}
}
}
if (typeof totalTime === "number") {
tooltip.push(
L10N.getFormatStr("netmonitor.waterfall.tooltip.total", totalTime)
);
}
return tooltip.join(L10N.getStr("netmonitor.waterfall.tooltip.separator"));
}
timingBoxes() {
const {
scale,
item: { eventTimings, totalTime },
} = this.props;
const boxes = [];
// Physical pixel as minimum size
const minPixel = 1 / window.devicePixelRatio;
if (typeof totalTime === "number") {
if (eventTimings) {
// Add a set of boxes representing timing information.
for (const key of TIMING_KEYS) {
if (eventTimings.timings[key] > 0) {
boxes.push(
div({
key,
className: `requests-list-timings-box ${key}`,
style: {
width: Math.max(eventTimings.timings[key] * scale, minPixel),
},
})
);
}
}
}
// Minimal box to at least show start and total time
if (!boxes.length) {
boxes.push(
div({
className: "requests-list-timings-box filler",
key: "filler",
style: { width: Math.max(totalTime * scale, minPixel) },
})
);
}
const title = L10N.getFormatStr("networkMenu.totalMS2", totalTime);
boxes.push(
div(
{
key: "total",
className: "requests-list-timings-total",
title,
},
title
)
);
} else {
// Pending requests are marked for start time
boxes.push(
div({
className: "requests-list-timings-box filler",
key: "pending",
style: { width: minPixel },
})
);
}
return boxes;
}
render() {
const {
firstRequestStartedMs,
item: { startedMs },
scale,
onWaterfallMouseDown,
} = this.props;
return dom.td(
{
className: "requests-list-column requests-list-waterfall",
onMouseOver: this.handeMouseOver,
},
div(
{
className: "requests-list-timings",
style: {
paddingInlineStart: `${
(startedMs - firstRequestStartedMs) * scale
}px`,
},
onMouseDown: onWaterfallMouseDown,
},
this.timingBoxes()
)
);
}
}
module.exports = connect(state => ({
scale: getWaterfallScale(state),
}))(RequestListColumnWaterfall);