273 lines
10 KiB
TypeScript
273 lines
10 KiB
TypeScript
/*
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Copyright 2021 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React, { SyntheticEvent } from "react";
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import maplibregl, { MapMouseEvent } from "maplibre-gl";
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import { logger } from "matrix-js-sdk/src/logger";
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import { RoomMember, ClientEvent, IClientWellKnown } from "matrix-js-sdk/src/matrix";
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import { _t } from "../../../languageHandler";
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import MatrixClientContext from "../../../contexts/MatrixClientContext";
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import Modal from "../../../Modal";
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import { tileServerFromWellKnown } from "../../../utils/WellKnownUtils";
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import { GenericPosition, genericPositionFromGeolocation, getGeoUri } from "../../../utils/beacon";
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import { LocationShareError, findMapStyleUrl, positionFailureMessage } from "../../../utils/location";
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import ErrorDialog from "../dialogs/ErrorDialog";
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import AccessibleButton from "../elements/AccessibleButton";
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import { MapError } from "./MapError";
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import LiveDurationDropdown, { DEFAULT_DURATION_MS } from "./LiveDurationDropdown";
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import { LocationShareType, ShareLocationFn } from "./shareLocation";
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import Marker from "./Marker";
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export interface ILocationPickerProps {
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sender: RoomMember;
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shareType: LocationShareType;
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onChoose: ShareLocationFn;
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onFinished(ev?: SyntheticEvent): void;
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}
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interface IState {
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timeout: number;
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position?: GenericPosition;
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error?: LocationShareError;
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}
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const isSharingOwnLocation = (shareType: LocationShareType): boolean =>
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shareType === LocationShareType.Own || shareType === LocationShareType.Live;
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class LocationPicker extends React.Component<ILocationPickerProps, IState> {
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public static contextType = MatrixClientContext;
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public context!: React.ContextType<typeof MatrixClientContext>;
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private map?: maplibregl.Map;
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private geolocate?: maplibregl.GeolocateControl;
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private marker?: maplibregl.Marker;
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public constructor(props: ILocationPickerProps) {
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super(props);
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this.state = {
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position: undefined,
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timeout: DEFAULT_DURATION_MS,
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error: undefined,
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};
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}
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private getMarkerId = (): string => {
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return "mx_MLocationPicker_marker";
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};
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public componentDidMount(): void {
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this.context.on(ClientEvent.ClientWellKnown, this.updateStyleUrl);
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try {
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this.map = new maplibregl.Map({
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container: "mx_LocationPicker_map",
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style: findMapStyleUrl(this.context),
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center: [0, 0],
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zoom: 1,
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});
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// Add geolocate control to the map.
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this.geolocate = new maplibregl.GeolocateControl({
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positionOptions: {
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enableHighAccuracy: true,
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},
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trackUserLocation: false,
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});
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this.map.addControl(this.geolocate);
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this.map.on("error", (e) => {
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logger.error(
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"Failed to load map: check map_style_url in config.json has a valid URL and API key",
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e.error,
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);
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this.setState({ error: LocationShareError.MapStyleUrlNotReachable });
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});
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this.map.on("load", () => {
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this.geolocate?.trigger();
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});
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this.geolocate.on("error", this.onGeolocateError);
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if (isSharingOwnLocation(this.props.shareType)) {
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this.geolocate.on("geolocate", this.onGeolocate);
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}
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if (this.props.shareType === LocationShareType.Pin) {
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const navigationControl = new maplibregl.NavigationControl({
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showCompass: false,
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showZoom: true,
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});
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this.map.addControl(navigationControl, "bottom-right");
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this.map.on("click", this.onClick);
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}
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} catch (e) {
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logger.error("Failed to render map", e);
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const errorMessage = (e as Error)?.message;
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let errorType;
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if (errorMessage === LocationShareError.MapStyleUrlNotConfigured)
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errorType = LocationShareError.MapStyleUrlNotConfigured;
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else if (errorMessage.includes("Failed to initialize WebGL"))
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errorType = LocationShareError.WebGLNotEnabled;
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else errorType = LocationShareError.Default;
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this.setState({ error: errorType });
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}
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}
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public componentWillUnmount(): void {
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this.geolocate?.off("error", this.onGeolocateError);
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this.geolocate?.off("geolocate", this.onGeolocate);
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this.map?.off("click", this.onClick);
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this.context.off(ClientEvent.ClientWellKnown, this.updateStyleUrl);
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}
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private addMarkerToMap = (): void => {
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this.marker = new maplibregl.Marker({
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element: document.getElementById(this.getMarkerId()) ?? undefined,
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anchor: "bottom",
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offset: [0, -1],
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})
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.setLngLat(new maplibregl.LngLat(0, 0))
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.addTo(this.map!);
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};
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private updateStyleUrl = (clientWellKnown: IClientWellKnown): void => {
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const style = tileServerFromWellKnown(clientWellKnown)?.["map_style_url"];
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if (style) {
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this.map?.setStyle(style);
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}
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};
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private onGeolocate = (position: GeolocationPosition): void => {
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if (!this.marker) {
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this.addMarkerToMap();
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}
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this.setState({ position: genericPositionFromGeolocation(position) });
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this.marker?.setLngLat(new maplibregl.LngLat(position.coords.longitude, position.coords.latitude));
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};
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private onClick = (event: MapMouseEvent): void => {
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if (!this.marker) {
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this.addMarkerToMap();
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}
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this.marker?.setLngLat(event.lngLat);
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this.setState({
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position: {
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timestamp: Date.now(),
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latitude: event.lngLat.lat,
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longitude: event.lngLat.lng,
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},
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});
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};
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private onGeolocateError = (e: GeolocationPositionError): void => {
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logger.error("Could not fetch location", e);
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// close the dialog and show an error when trying to share own location
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// pin drop location without permissions is ok
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if (isSharingOwnLocation(this.props.shareType)) {
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this.props.onFinished();
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Modal.createDialog(ErrorDialog, {
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title: _t("location_sharing|error_fetch_location"),
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description: positionFailureMessage(e.code),
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});
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}
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if (this.geolocate) {
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this.map?.removeControl(this.geolocate);
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}
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};
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private onTimeoutChange = (timeout: number): void => {
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this.setState({ timeout });
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};
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private onOk = (): void => {
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const { timeout, position } = this.state;
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this.props.onChoose(
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position
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? { uri: getGeoUri(position), timestamp: position.timestamp, timeout }
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: {
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timeout,
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},
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);
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this.props.onFinished();
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};
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public render(): React.ReactNode {
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if (this.state.error) {
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return (
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<div className="mx_LocationPicker mx_LocationPicker_hasError">
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<MapError error={this.state.error} onFinished={this.props.onFinished} />
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</div>
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);
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}
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return (
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<div className="mx_LocationPicker">
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<div id="mx_LocationPicker_map" />
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{this.props.shareType === LocationShareType.Pin && (
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<div className="mx_LocationPicker_pinText">
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<span>
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{this.state.position
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? _t("location_sharing|click_move_pin")
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: _t("location_sharing|click_drop_pin")}
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</span>
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</div>
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)}
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<div className="mx_LocationPicker_footer">
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<form onSubmit={this.onOk}>
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{this.props.shareType === LocationShareType.Live && (
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<LiveDurationDropdown onChange={this.onTimeoutChange} timeout={this.state.timeout} />
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)}
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<AccessibleButton
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data-testid="location-picker-submit-button"
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type="submit"
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element="button"
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kind="primary"
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className="mx_LocationPicker_submitButton"
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disabled={!this.state.position}
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onClick={this.onOk}
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>
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{_t("location_sharing|share_button")}
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</AccessibleButton>
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</form>
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</div>
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<div id={this.getMarkerId()}>
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{/*
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maplibregl hijacks the div above to style the marker
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it must be in the dom when the map is initialised
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and keep a consistent class
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we want to hide the marker until it is set in the case of pin drop
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so hide the internal visible elements
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*/}
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{!!this.marker && (
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<Marker
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roomMember={isSharingOwnLocation(this.props.shareType) ? this.props.sender : undefined}
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useMemberColor={this.props.shareType === LocationShareType.Live}
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/>
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)}
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</div>
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</div>
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);
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}
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}
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export default LocationPicker;
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