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Diffstat (limited to '')
| -rw-r--r-- | devtools/client/netmonitor/src/components/request-details/TimingsPanel.js | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/src/components/request-details/TimingsPanel.js b/devtools/client/netmonitor/src/components/request-details/TimingsPanel.js new file mode 100644 index 0000000000..30053f09ea --- /dev/null +++ b/devtools/client/netmonitor/src/components/request-details/TimingsPanel.js @@ -0,0 +1,229 @@ +/* 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 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +const { + connect, +} = require("resource://devtools/client/shared/redux/visibility-handler-connect.js"); +const { + Component, +} = require("resource://devtools/client/shared/vendor/react.js"); +const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js"); +const dom = require("resource://devtools/client/shared/vendor/react-dom-factories.js"); +const { + L10N, +} = require("resource://devtools/client/netmonitor/src/utils/l10n.js"); +const { + getNetMonitorTimingsURL, +} = require("resource://devtools/client/netmonitor/src/utils/doc-utils.js"); +const { + fetchNetworkUpdatePacket, +} = require("resource://devtools/client/netmonitor/src/utils/request-utils.js"); +const { + getFormattedTime, +} = require("resource://devtools/client/netmonitor/src/utils/format-utils.js"); +const { + TIMING_KEYS, +} = require("resource://devtools/client/netmonitor/src/constants.js"); + +// Components +const MDNLink = require("resource://devtools/client/shared/components/MdnLink.js"); + +const { div, span } = dom; + +const TIMINGS_END_PADDING = "80px"; + +/** + * Timings panel component + * Display timeline bars that shows the total wait time for various stages + */ +class TimingsPanel extends Component { + static get propTypes() { + return { + connector: PropTypes.object.isRequired, + request: PropTypes.object.isRequired, + firstRequestStartedMs: PropTypes.number.isRequired, + }; + } + + componentDidMount() { + const { connector, request } = this.props; + fetchNetworkUpdatePacket(connector.requestData, request, ["eventTimings"]); + } + + // FIXME: https://bugzilla.mozilla.org/show_bug.cgi?id=1774507 + UNSAFE_componentWillReceiveProps(nextProps) { + const { connector, request } = nextProps; + fetchNetworkUpdatePacket(connector.requestData, request, ["eventTimings"]); + } + + renderServerTimings() { + const { serverTimings, totalTime } = this.props.request.eventTimings; + + if (!serverTimings?.length) { + return null; + } + + return div( + {}, + div( + { className: "label-separator" }, + L10N.getStr("netmonitor.timings.serverTiming") + ), + ...serverTimings.map(({ name, duration, description }, index) => { + const color = name === "total" ? "total" : (index % 3) + 1; + + return div( + { + key: index, + className: "tabpanel-summary-container timings-container server", + }, + span( + { className: "tabpanel-summary-label timings-label" }, + description || name + ), + div( + { className: "requests-list-timings-container" }, + span({ + className: "requests-list-timings-offset", + style: { + width: `calc(${ + (totalTime - duration) / totalTime + } * (100% - ${TIMINGS_END_PADDING})`, + }, + }), + span({ + className: `requests-list-timings-box server-timings-color-${color}`, + style: { + width: `calc(${ + duration / totalTime + } * (100% - ${TIMINGS_END_PADDING}))`, + }, + }), + span( + { className: "requests-list-timings-total" }, + getFormattedTime(duration) + ) + ) + ); + }) + ); + } + + render() { + const { eventTimings, totalTime, startedMs } = this.props.request; + const { firstRequestStartedMs } = this.props; + + if (!eventTimings) { + return div( + { + className: + "tabpanel-summary-container timings-container empty-notice", + }, + L10N.getStr("netmonitor.timings.noTimings") + ); + } + + const { timings, offsets } = eventTimings; + let queuedAt, startedAt, downloadedAt; + const isFirstRequestStartedAvailable = firstRequestStartedMs !== null; + + if (isFirstRequestStartedAvailable) { + queuedAt = startedMs - firstRequestStartedMs; + startedAt = queuedAt + timings.blocked; + downloadedAt = queuedAt + totalTime; + } + + const timelines = TIMING_KEYS.map((type, idx) => { + // Determine the relative offset for each timings box. For example, the + // offset of third timings box will be 0 + blocked offset + dns offset + // If offsets sent from the backend aren't available calculate it + // from the timing info. + const offset = offsets + ? offsets[type] + : TIMING_KEYS.slice(0, idx).reduce( + (acc, cur) => acc + timings[cur] || 0, + 0 + ); + + const offsetScale = offset / totalTime || 0; + const timelineScale = timings[type] / totalTime || 0; + + return div( + { + key: type, + id: `timings-summary-${type}`, + className: "tabpanel-summary-container timings-container request", + }, + span( + { className: "tabpanel-summary-label timings-label" }, + L10N.getStr(`netmonitor.timings.${type}`) + ), + div( + { className: "requests-list-timings-container" }, + span({ + className: "requests-list-timings-offset", + style: { + width: `calc(${offsetScale} * (100% - ${TIMINGS_END_PADDING})`, + }, + }), + span({ + className: `requests-list-timings-box ${type}`, + style: { + width: `calc(${timelineScale} * (100% - ${TIMINGS_END_PADDING}))`, + }, + }), + span( + { className: "requests-list-timings-total" }, + getFormattedTime(timings[type]) + ) + ) + ); + }); + + return div( + { className: "panel-container" }, + isFirstRequestStartedAvailable && + div( + { className: "timings-overview" }, + span( + { className: "timings-overview-item" }, + L10N.getFormatStr( + "netmonitor.timings.queuedAt", + getFormattedTime(queuedAt) + ) + ), + span( + { className: "timings-overview-item" }, + L10N.getFormatStr( + "netmonitor.timings.startedAt", + getFormattedTime(startedAt) + ) + ), + span( + { className: "timings-overview-item" }, + L10N.getFormatStr( + "netmonitor.timings.downloadedAt", + getFormattedTime(downloadedAt) + ) + ) + ), + div( + { className: "label-separator" }, + L10N.getStr("netmonitor.timings.requestTiming") + ), + timelines, + this.renderServerTimings(), + MDNLink({ + url: getNetMonitorTimingsURL(), + title: L10N.getStr("netmonitor.timings.learnMore"), + }) + ); + } +} + +module.exports = connect(state => ({ + firstRequestStartedMs: state.requests ? state.requests.firstStartedMs : null, +}))(TimingsPanel); |