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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
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+// @ts-check
+
+/**
+ * @template P
+ * @typedef {import("react-redux").ResolveThunks<P>} ResolveThunks<P>
+ */
+
+/**
+ * @typedef {Object} StateProps
+ * @property {string} presetName
+ * @property {number} interval
+ * @property {string[]} threads
+ * @property {string[]} features
+ * @property {import("../../@types/perf").Presets} presets
+ */
+
+/**
+ * @typedef {Object} ThunkDispatchProps
+ * @property {typeof actions.changePreset} changePreset
+ */
+
+/**
+ * @typedef {Object} OwnProps
+ * @property {() => void} onEditSettingsLinkClicked
+ */
+
+/**
+ * @typedef {ResolveThunks<ThunkDispatchProps>} DispatchProps
+ * @typedef {StateProps & DispatchProps & OwnProps} Props
+ * @typedef {import("../../@types/perf").State} StoreState
+ * @typedef {import("../../@types/perf").FeatureDescription} FeatureDescription
+ */
+
+"use strict";
+
+const {
+ PureComponent,
+ createFactory,
+} = require("resource://devtools/client/shared/vendor/react.js");
+const {
+ div,
+ select,
+ option,
+ button,
+ ul,
+ li,
+ span,
+} = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+const {
+ connect,
+} = require("resource://devtools/client/shared/vendor/react-redux.js");
+const actions = require("resource://devtools/client/performance-new/store/actions.js");
+const selectors = require("resource://devtools/client/performance-new/store/selectors.js");
+const {
+ featureDescriptions,
+} = require("resource://devtools/client/performance-new/shared/utils.js");
+const Localized = createFactory(
+ require("resource://devtools/client/shared/vendor/fluent-react.js").Localized
+);
+
+/**
+ * This component displays the preset selection for the DevTools panel. It should be
+ * basically the same implementation as the popup, but done in React. The popup
+ * is written using vanilla JS and browser chrome elements in order to be more
+ * performant.
+ *
+ * @extends {React.PureComponent<Props>}
+ */
+class DevToolsPresetSelection extends PureComponent {
+ /** @param {Props} props */
+ constructor(props) {
+ super(props);
+
+ /**
+ * Create an object map to easily look up feature description.
+ * @type {{[key: string]: FeatureDescription}}
+ */
+ this.featureDescriptionMap = {};
+ for (const feature of featureDescriptions) {
+ this.featureDescriptionMap[feature.value] = feature;
+ }
+ }
+
+ /**
+ * Handle the select change.
+ * @param {React.ChangeEvent<HTMLSelectElement>} event
+ */
+ onPresetChange = event => {
+ const { presets } = this.props;
+ this.props.changePreset(presets, event.target.value);
+ };
+
+ render() {
+ const { presetName, presets, onEditSettingsLinkClicked } = this.props;
+
+ let presetDescription;
+ const currentPreset = presets[presetName];
+ if (currentPreset) {
+ // Display the current preset's description.
+ presetDescription = Localized({
+ id: currentPreset.l10nIds.devtools.description,
+ });
+ } else {
+ // Build up a display of the details of the custom preset.
+ const { interval, threads, features } = this.props;
+ presetDescription = div(
+ null,
+ ul(
+ { className: "perf-presets-custom" },
+ li(
+ null,
+ Localized(
+ { id: "perftools-devtools-interval-label" },
+ span({ className: "perf-presets-custom-bold" })
+ ),
+ " ",
+ Localized({
+ id: "perftools-range-interval-milliseconds",
+ $interval: interval,
+ })
+ ),
+ li(
+ null,
+ Localized(
+ { id: "perftools-devtools-threads-label" },
+ span({ className: "perf-presets-custom-bold" })
+ ),
+ " ",
+ threads.join(", ")
+ ),
+ features.map(feature => {
+ const description = this.featureDescriptionMap[feature];
+ if (!description) {
+ throw new Error(
+ "Could not find the feature description for " + feature
+ );
+ }
+ return li(
+ { key: feature },
+ description ? description.name : feature
+ );
+ })
+ )
+ );
+ }
+
+ return div(
+ { className: "perf-presets" },
+ div(
+ { className: "perf-presets-settings" },
+ Localized({ id: "perftools-devtools-settings-label" })
+ ),
+ div(
+ { className: "perf-presets-details" },
+ div(
+ { className: "perf-presets-details-row" },
+ select(
+ {
+ className: "perf-presets-select",
+ onChange: this.onPresetChange,
+ value: presetName,
+ },
+ Object.entries(presets).map(([name, preset]) =>
+ Localized(
+ { id: preset.l10nIds.devtools.label },
+ option({ key: name, value: name })
+ )
+ ),
+ Localized(
+ { id: "perftools-presets-custom-label" },
+ option({ value: "custom" })
+ )
+ )
+ // The overhead component will go here.
+ ),
+ div(
+ { className: "perf-presets-details-row perf-presets-description" },
+ presetDescription
+ ),
+ button(
+ {
+ className: "perf-external-link",
+ onClick: onEditSettingsLinkClicked,
+ },
+ Localized({ id: "perftools-button-edit-settings" })
+ )
+ )
+ );
+ }
+}
+
+/**
+ * @param {StoreState} state
+ * @returns {StateProps}
+ */
+function mapStateToProps(state) {
+ return {
+ presetName: selectors.getPresetName(state),
+ presets: selectors.getPresets(state),
+ interval: selectors.getInterval(state),
+ threads: selectors.getThreads(state),
+ features: selectors.getFeatures(state),
+ };
+}
+
+/**
+ * @type {ThunkDispatchProps}
+ */
+const mapDispatchToProps = {
+ changePreset: actions.changePreset,
+};
+
+module.exports = connect(
+ mapStateToProps,
+ mapDispatchToProps
+)(DevToolsPresetSelection);