mirror of
https://github.com/immich-app/immich.git
synced 2024-12-24 10:37:28 +02:00
bffc2cdf60
* refactor: move all extensions to separate package * refactor(mobile): add BuildContext extension * refactor(mobile): use theme getters from context * refactor(mobile): use media query size from context * refactor(mobile): use auto router methods from context * refactor(mobile): use navigator methods from context --------- Co-authored-by: shalong-tanwen <139912620+shalong-tanwen@users.noreply.github.com>
502 lines
17 KiB
Dart
502 lines
17 KiB
Dart
import 'dart:async';
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import 'dart:math' as math;
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import 'package:collection/collection.dart';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_hooks/flutter_hooks.dart';
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import 'package:flutter_map/plugin_api.dart';
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import 'package:flutter_map_heatmap/flutter_map_heatmap.dart';
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import 'package:fluttertoast/fluttertoast.dart';
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import 'package:geolocator/geolocator.dart';
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import 'package:hooks_riverpod/hooks_riverpod.dart';
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import 'package:immich_mobile/extensions/build_context_extensions.dart';
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import 'package:immich_mobile/modules/map/models/map_page_event.model.dart';
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import 'package:immich_mobile/modules/map/providers/map_marker.provider.dart';
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import 'package:immich_mobile/modules/map/providers/map_state.provider.dart';
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import 'package:immich_mobile/modules/map/ui/asset_marker_icon.dart';
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import 'package:immich_mobile/modules/map/ui/location_dialog.dart';
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import 'package:immich_mobile/modules/map/ui/map_page_bottom_sheet.dart';
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import 'package:immich_mobile/modules/map/ui/map_page_app_bar.dart';
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import 'package:immich_mobile/routing/router.dart';
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import 'package:immich_mobile/shared/models/asset.dart';
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import 'package:immich_mobile/shared/ui/immich_loading_indicator.dart';
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import 'package:immich_mobile/shared/ui/immich_toast.dart';
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import 'package:immich_mobile/utils/debounce.dart';
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import 'package:immich_mobile/extensions/flutter_map_extensions.dart';
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import 'package:immich_mobile/utils/immich_app_theme.dart';
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import 'package:immich_mobile/utils/selection_handlers.dart';
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import 'package:latlong2/latlong.dart';
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import 'package:logging/logging.dart';
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class MapPage extends StatefulHookConsumerWidget {
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const MapPage({super.key});
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@override
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MapPageState createState() => MapPageState();
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}
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class MapPageState extends ConsumerState<MapPage> {
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// Non-State variables
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late final MapController mapController;
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// Streams are used instead of callbacks to prevent unnecessary rebuilds on events
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final StreamController mapPageEventSC =
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StreamController<MapPageEventBase>.broadcast();
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final StreamController bottomSheetEventSC =
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StreamController<MapPageEventBase>.broadcast();
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late final Stream bottomSheetEventStream;
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// Making assets in bounds as a state variable will result in un-necessary rebuilds of the bottom sheet
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// resulting in it getting reloaded each time a map move occurs
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Set<AssetMarkerData> assetsInBounds = {};
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// TODO: Migrate the handling to MapEventMove#id when flutter_map is upgraded
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// https://github.com/fleaflet/flutter_map/issues/1542
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// The below is used instead of MapEventMove#id to handle event from controller
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// in onMapEvent() since MapEventMove#id is not populated properly in the
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// current version of flutter_map(4.0.0) used
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bool forceAssetUpdate = false;
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late final Debounce debounce;
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@override
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void initState() {
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super.initState();
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mapController = MapController();
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bottomSheetEventStream = bottomSheetEventSC.stream;
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// Map zoom events and move events are triggered often. Throttle the call to limit rebuilds
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debounce = Debounce(
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const Duration(milliseconds: 300),
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);
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}
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@override
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void dispose() {
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debounce.dispose();
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super.dispose();
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}
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void reloadAssetsInBound(
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Set<AssetMarkerData>? assetMarkers, {
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bool forceReload = false,
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}) {
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try {
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final bounds = mapController.bounds;
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if (bounds != null) {
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final oldAssetsInBounds = assetsInBounds.toSet();
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assetsInBounds =
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assetMarkers?.where((e) => bounds.contains(e.point)).toSet() ?? {};
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final shouldReload = forceReload ||
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assetsInBounds.difference(oldAssetsInBounds).isNotEmpty ||
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assetsInBounds.length != oldAssetsInBounds.length;
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if (shouldReload) {
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mapPageEventSC.add(
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MapPageAssetsInBoundUpdated(
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assetsInBounds.map((e) => e.asset).toList(),
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),
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);
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}
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}
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} finally {
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// Consume all error
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}
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}
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void openAssetInViewer(Asset asset) {
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context.autoPush(
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GalleryViewerRoute(
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initialIndex: 0,
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loadAsset: (index) => asset,
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totalAssets: 1,
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heroOffset: 0,
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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final log = Logger("MapService");
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final isDarkTheme =
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ref.watch(mapStateNotifier.select((state) => state.isDarkTheme));
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final ValueNotifier<Set<AssetMarkerData>> mapMarkerData =
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useState(<AssetMarkerData>{});
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final ValueNotifier<AssetMarkerData?> closestAssetMarker = useState(null);
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final selectionEnabledHook = useState(false);
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final selectedAssets = useState(<Asset>{});
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final showLoadingIndicator = useState(false);
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final refetchMarkers = useState(true);
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final isLoading =
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ref.watch(mapStateNotifier.select((state) => state.isLoading));
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final maxZoom = ref.read(mapStateNotifier.notifier).maxZoom;
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final zoomLevel = math.min(maxZoom, 14.0);
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if (refetchMarkers.value) {
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mapMarkerData.value = ref.watch(mapMarkersProvider).when(
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skipLoadingOnRefresh: false,
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error: (error, stackTrace) {
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log.warning(
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"Cannot get map markers ${error.toString()}",
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error,
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stackTrace,
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);
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showLoadingIndicator.value = false;
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return {};
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},
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loading: () {
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showLoadingIndicator.value = true;
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return {};
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},
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data: (data) {
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showLoadingIndicator.value = false;
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refetchMarkers.value = false;
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closestAssetMarker.value = null;
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debounce(
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() => reloadAssetsInBound(
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mapMarkerData.value,
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forceReload: true,
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),
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);
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return data;
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},
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);
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}
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ref.listen(mapStateNotifier, (previous, next) {
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bool shouldRefetch =
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previous?.showFavoriteOnly != next.showFavoriteOnly ||
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previous?.relativeTime != next.relativeTime ||
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previous?.includeArchived != next.includeArchived;
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if (shouldRefetch) {
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refetchMarkers.value = shouldRefetch;
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ref.invalidate(mapMarkersProvider);
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}
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});
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void onZoomToAssetEvent(Asset? assetInBottomSheet) {
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if (assetInBottomSheet != null) {
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final mapMarker = mapMarkerData.value
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.firstWhereOrNull((e) => e.asset.id == assetInBottomSheet.id);
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if (mapMarker != null) {
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LatLng? newCenter = mapController.centerBoundsWithPadding(
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mapMarker.point,
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const Offset(0, -120),
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zoomLevel: zoomLevel,
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);
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if (newCenter != null) {
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forceAssetUpdate = true;
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mapController.move(newCenter, zoomLevel);
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}
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}
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}
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}
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void onZoomToLocation() async {
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try {
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bool serviceEnabled = await Geolocator.isLocationServiceEnabled();
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if (!serviceEnabled) {
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showDialog(
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context: context,
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builder: (context) => Theme(
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data: isDarkTheme ? immichDarkTheme : immichLightTheme,
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child: LocationServiceDisabledDialog(),
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),
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);
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return;
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}
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LocationPermission permission = await Geolocator.checkPermission();
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bool shouldRequestPermission = false;
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if (permission == LocationPermission.denied) {
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shouldRequestPermission = await showDialog(
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context: context,
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builder: (context) => Theme(
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data: isDarkTheme ? immichDarkTheme : immichLightTheme,
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child: LocationPermissionDisabledDialog(),
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),
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);
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if (shouldRequestPermission) {
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permission = await Geolocator.requestPermission();
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}
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}
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if (permission == LocationPermission.denied ||
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permission == LocationPermission.deniedForever) {
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// Open app settings only if you did not request for permission before
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if (permission == LocationPermission.deniedForever &&
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!shouldRequestPermission) {
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await Geolocator.openAppSettings();
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}
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return;
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}
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Position currentUserLocation = await Geolocator.getCurrentPosition(
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desiredAccuracy: LocationAccuracy.medium,
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timeLimit: const Duration(seconds: 5),
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);
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forceAssetUpdate = true;
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mapController.move(
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LatLng(currentUserLocation.latitude, currentUserLocation.longitude),
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zoomLevel,
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);
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} catch (error) {
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log.severe(
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"Cannot get user's current location due to ${error.toString()}",
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);
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if (context.mounted) {
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ImmichToast.show(
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context: context,
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gravity: ToastGravity.BOTTOM,
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toastType: ToastType.error,
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msg: "map_cannot_get_user_location".tr(),
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);
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}
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}
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}
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void handleBottomSheetEvents(dynamic event) {
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if (event is MapPageBottomSheetScrolled) {
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final assetInBottomSheet = event.asset;
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if (assetInBottomSheet != null) {
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final mapMarker = mapMarkerData.value
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.firstWhereOrNull((e) => e.asset.id == assetInBottomSheet.id);
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closestAssetMarker.value = mapMarker;
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if (mapMarker != null && mapController.zoom >= 5) {
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LatLng? newCenter = mapController.centerBoundsWithPadding(
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mapMarker.point,
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const Offset(0, -120),
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);
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if (newCenter != null) {
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mapController.move(
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newCenter,
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mapController.zoom,
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);
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}
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}
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}
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} else if (event is MapPageZoomToAsset) {
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onZoomToAssetEvent(event.asset);
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} else if (event is MapPageZoomToLocation) {
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onZoomToLocation();
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}
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}
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useEffect(
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() {
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final bottomSheetEventSubscription =
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bottomSheetEventStream.listen(handleBottomSheetEvents);
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return bottomSheetEventSubscription.cancel;
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},
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[bottomSheetEventStream],
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);
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void handleMapTapEvent(LatLng tapPosition) {
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const d = Distance();
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final assetsInBoundsList = assetsInBounds.toList();
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assetsInBoundsList.sort(
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(a, b) => d
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.distance(a.point, tapPosition)
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.compareTo(d.distance(b.point, tapPosition)),
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);
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// First asset less than the threshold from the tap point
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final nearestAsset = assetsInBoundsList.firstWhereOrNull(
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(element) =>
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d.distance(element.point, tapPosition) <
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mapController.getTapThresholdForZoomLevel(),
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);
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// Reset marker if no assets are near the tap point
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if (nearestAsset == null && closestAssetMarker.value != null) {
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selectionEnabledHook.value = false;
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mapPageEventSC.add(
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const MapPageOnTapEvent(),
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);
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}
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closestAssetMarker.value = nearestAsset;
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}
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void onMapEvent(MapEvent mapEvent) {
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if (mapEvent is MapEventMove || mapEvent is MapEventDoubleTapZoom) {
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if (forceAssetUpdate ||
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mapEvent.source != MapEventSource.mapController) {
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debounce(() {
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if (selectionEnabledHook.value) {
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selectionEnabledHook.value = false;
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}
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reloadAssetsInBound(
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mapMarkerData.value,
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forceReload: forceAssetUpdate,
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);
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forceAssetUpdate = false;
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});
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}
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} else if (mapEvent is MapEventTap) {
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handleMapTapEvent(mapEvent.tapPosition);
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}
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}
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void onShareAsset() {
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handleShareAssets(ref, context, selectedAssets.value.toList());
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selectionEnabledHook.value = false;
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}
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void onFavoriteAsset() async {
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showLoadingIndicator.value = true;
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try {
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await handleFavoriteAssets(ref, context, selectedAssets.value.toList());
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} finally {
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showLoadingIndicator.value = false;
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selectionEnabledHook.value = false;
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refetchMarkers.value = true;
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}
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}
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void onArchiveAsset() async {
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showLoadingIndicator.value = true;
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try {
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await handleArchiveAssets(ref, context, selectedAssets.value.toList());
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} finally {
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showLoadingIndicator.value = false;
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selectionEnabledHook.value = false;
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refetchMarkers.value = true;
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}
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}
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void selectionListener(bool isMultiSelect, Set<Asset> selection) {
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selectionEnabledHook.value = isMultiSelect;
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selectedAssets.value = selection;
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}
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final markerLayer = MarkerLayer(
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markers: [
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if (closestAssetMarker.value != null)
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AssetMarker(
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remoteId: closestAssetMarker.value!.asset.remoteId!,
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anchorPos: AnchorPos.align(AnchorAlign.top),
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point: closestAssetMarker.value!.point,
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width: 100,
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height: 100,
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builder: (ctx) => GestureDetector(
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onTap: () => openAssetInViewer(closestAssetMarker.value!.asset),
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child: AssetMarkerIcon(
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key: Key(closestAssetMarker.value!.asset.remoteId!),
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isDarkTheme: isDarkTheme,
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id: closestAssetMarker.value!.asset.remoteId!,
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),
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),
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),
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],
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);
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final heatMapLayer = mapMarkerData.value.isNotEmpty
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? HeatMapLayer(
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heatMapDataSource: InMemoryHeatMapDataSource(
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data: mapMarkerData.value
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.map(
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(e) => WeightedLatLng(
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LatLng(e.point.latitude, e.point.longitude),
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1,
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),
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)
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.toList(),
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),
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heatMapOptions: HeatMapOptions(
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radius: 60,
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layerOpacity: 0.5,
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gradient: {
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0.20: Colors.deepPurple,
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0.40: Colors.blue,
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0.60: Colors.green,
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0.95: Colors.yellow,
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1.0: Colors.deepOrange,
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},
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),
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)
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: const SizedBox.shrink();
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return AnnotatedRegion<SystemUiOverlayStyle>(
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value: SystemUiOverlayStyle(
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statusBarColor:
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(isDarkTheme ? Colors.black : Colors.white).withOpacity(0.5),
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statusBarIconBrightness:
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isDarkTheme ? Brightness.light : Brightness.dark,
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systemNavigationBarColor:
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isDarkTheme ? Colors.grey[900] : Colors.grey[100],
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systemNavigationBarIconBrightness:
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isDarkTheme ? Brightness.light : Brightness.dark,
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systemNavigationBarDividerColor: Colors.transparent,
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),
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child: Theme(
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// Override app theme based on map theme
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data: isDarkTheme ? immichDarkTheme : immichLightTheme,
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child: Scaffold(
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appBar: MapAppBar(
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isDarkTheme: isDarkTheme,
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selectionEnabled: selectionEnabledHook,
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selectedAssetsLength: selectedAssets.value.length,
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onShare: onShareAsset,
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onArchive: onArchiveAsset,
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onFavorite: onFavoriteAsset,
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),
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extendBodyBehindAppBar: true,
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body: Stack(
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children: [
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if (!isLoading)
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FlutterMap(
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mapController: mapController,
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options: MapOptions(
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maxBounds:
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LatLngBounds(LatLng(-90, -180.0), LatLng(90.0, 180.0)),
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interactiveFlags: InteractiveFlag.doubleTapZoom |
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InteractiveFlag.drag |
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InteractiveFlag.flingAnimation |
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InteractiveFlag.pinchMove |
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InteractiveFlag.pinchZoom,
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center: LatLng(20, 20),
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zoom: 2,
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minZoom: 1,
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maxZoom: maxZoom,
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onMapReady: () {
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mapController.mapEventStream.listen(onMapEvent);
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},
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),
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children: [
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ref.read(mapStateNotifier.notifier).getTileLayer(),
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heatMapLayer,
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markerLayer,
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],
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),
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if (!isLoading)
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MapPageBottomSheet(
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mapPageEventStream: mapPageEventSC.stream,
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bottomSheetEventSC: bottomSheetEventSC,
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selectionEnabled: selectionEnabledHook.value,
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selectionlistener: selectionListener,
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isDarkTheme: isDarkTheme,
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),
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if (showLoadingIndicator.value || isLoading)
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Positioned(
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top: context.height * 0.35,
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left: context.width * 0.425,
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child: const ImmichLoadingIndicator(),
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),
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],
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),
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),
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),
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);
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}
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}
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class AssetMarker extends Marker {
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String remoteId;
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AssetMarker({
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super.key,
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required this.remoteId,
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super.anchorPos,
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required super.point,
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super.width = 100.0,
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super.height = 100.0,
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required super.builder,
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});
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}
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